Merge pull request #20 from Shabinder/develop

Merge Changes From Develop to Origin v1.7

.idea/dictionaries/shabinder.xml

@@ -5,10 +5,12 @@
       <w>amita</w>
       <w>cardview</w>
       <w>cherrypick</w>
+      <w>crashlytics</w>
       <w>downloadrecord</w>
       <w>emoji</w>
       <w>ffmpeg</w>
       <w>flyer</w>
+      <w>fmpeg</w>
       <w>gaana</w>
       <w>gener</w>
       <w>hqdefault</w>

.idea/gradle.xml

@@ -12,7 +12,6 @@
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/app" />
-            <option value="$PROJECT_DIR$/mobile-ffmpeg" />
           </set>
         </option>
         <option name="resolveModulePerSourceSet" value="false" />

app/build.gradle

@@ -15,42 +15,35 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-apply plugin: 'com.android.application'
+plugins {
-apply plugin: 'kotlin-android'
+    id 'com.android.application'
-apply plugin: 'kotlin-android-extensions'
+    id 'kotlin-android'
-apply plugin: 'kotlin-kapt'
+    id 'kotlin-kapt'
-apply plugin: "androidx.navigation.safeargs.kotlin"
+    id 'kotlin-parcelize'
-apply plugin: 'dagger.hilt.android.plugin'
+    id 'androidx.navigation.safeargs.kotlin'
-apply plugin: 'kotlinx-serialization'
+    id 'dagger.hilt.android.plugin'
+    id 'kotlinx-serialization'
+    id 'com.google.gms.google-services'
+    id 'com.google.firebase.crashlytics'
+}
 
 android {
-    compileSdkVersion 29
+    compileSdkVersion 30
     buildToolsVersion "30.0.2"
 
     buildFeatures{
-        //dataBinding = true
         viewBinding = true
     }
 
     defaultConfig {
         applicationId 'com.shabinder.spotiflyer'
         minSdkVersion 22
-        targetSdkVersion 29
+        targetSdkVersion 30
-        versionCode 8
+        versionCode 9
-        versionName "1.6"
+        versionName "1.7"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
-    packagingOptions {
+
-        exclude 'META-INF/DEPENDENCIES'
-        exclude 'META-INF/LICENSE'
-        exclude 'META-INF/LICENSE.txt'
-        exclude 'META-INF/license.txt'
-        exclude 'META-INF/NOTICE'
-        exclude 'META-INF/NOTICE.txt'
-        exclude 'META-INF/notice.txt'
-        exclude 'META-INF/ASL2.0'
-        exclude("META-INF/*.kotlin_module")
-    }
     buildTypes {
         release {
             minifyEnabled false
@@ -62,73 +55,101 @@ android {
         targetCompatibility JavaVersion.VERSION_1_8
         sourceCompatibility JavaVersion.VERSION_1_8
     }
+
     kotlinOptions {
         jvmTarget = "1.8"
     }
+
     lintOptions {
         abortOnError false
     }
+
     kotlinOptions {
         jvmTarget = JavaVersion.VERSION_1_8.toString()
     }
+
+    packagingOptions {
+        exclude 'META-INF/DEPENDENCIES'
+        exclude 'META-INF/LICENSE'
+        exclude 'META-INF/LICENSE.txt'
+        exclude 'META-INF/license.txt'
+        exclude 'META-INF/NOTICE'
+        exclude 'META-INF/NOTICE.txt'
+        exclude 'META-INF/notice.txt'
+        exclude 'META-INF/ASL2.0'
+        exclude("META-INF/*.kotlin_module")
+    }
+    ndkVersion '21.3.6528147'
 }
 
 
 
 dependencies {
-    implementation fileTree(dir: 'libs', include:['*.jar'])
+    //Android
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:1.4.10"
+    //noinspection DifferentStdlibGradleVersion
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     implementation 'androidx.core:core-ktx:1.3.2'
     implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.browser:browser:1.2.0'
     implementation 'androidx.webkit:webkit:1.3.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation "androidx.fragment:fragment-ktx:1.2.5"
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
+    implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.2.0'
     implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.2.0'
     implementation 'androidx.navigation:navigation-fragment-ktx:2.3.1'
     implementation 'androidx.navigation:navigation-ui-ktx:2.3.1'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
     implementation 'com.google.android.material:material:1.2.1'
-    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.4.0'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.4.2-native-mt'
-    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.4.0'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.4.1'
     implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.0.1"
 
+    //FFmpeg
+    implementation fileTree(include: ['*.jar', '*.aar'], dir: 'libs')
+
+    //Room: Local SQL-lite Database
     implementation "androidx.room:room-runtime:2.2.5"
-    implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.2.0'
     kapt "androidx.room:room-compiler:2.2.5"
     implementation "androidx.room:room-ktx:2.2.5"
+    
+    //Hilt: Dependency Injection
     implementation "com.google.dagger:hilt-android:$hilt_version"
     kapt "com.google.dagger:hilt-android-compiler:$hilt_version"
     implementation 'androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha02'
     kapt 'androidx.hilt:hilt-compiler:1.0.0-alpha02'
 
 
-    implementation project(path: ':mobile-ffmpeg')
+    //Glide-Image Loading
-    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {transitive = true}
-    implementation ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {
+    kapt ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {transitive = true}
-        transitive = true
-    }
-    kapt ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {
-        transitive = true
-    }
 
+    //HTTP
     implementation 'com.squareup.okhttp3:okhttp:4.9.0'
-
     implementation 'com.squareup.retrofit2:retrofit:2.9.0'
+
+    //Json
     implementation 'com.squareup.moshi:moshi:1.11.0'
     implementation 'com.squareup.moshi:moshi-kotlin:1.11.0'
     implementation "com.squareup.retrofit2:converter-moshi:2.9.0"
     implementation "com.squareup.retrofit2:converter-scalars:2.9.0"
     implementation 'com.beust:klaxon:5.4'
-    implementation 'me.xdrop:fuzzywuzzy:1.3.1'
 
+    //Crashlytics & Analytics
+    implementation platform('com.google.firebase:firebase-bom:26.1.0')
+    implementation 'com.google.firebase:firebase-crashlytics-ktx'
+    implementation 'com.google.firebase:firebase-analytics-ktx'
+
+    //Extras
+    implementation 'me.xdrop:fuzzywuzzy:1.3.1'
     implementation 'com.mpatric:mp3agic:0.9.1'
     implementation 'com.shreyaspatil:EasyUpiPayment:3.0.0'
-    implementation 'com.github.sealedtx:java-youtube-downloader:2.4.4'
-    implementation "androidx.tonyodev.fetch2:xfetch2:3.1.5"
     implementation 'com.github.javiersantos:AppUpdater:2.7'
+    implementation 'com.github.lzyzsd:circleprogress:1.2.1'
+    implementation "androidx.tonyodev.fetch2:xfetch2:3.1.5"
+    implementation 'com.github.sealedtx:java-youtube-downloader:2.4.4'
 
-    implementation 'com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava'
     testImplementation 'junit:junit:4.13.1'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'

app/src/main/AndroidManifest.xml

@@ -20,12 +20,22 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.shabinder.spotiflyer">
 
+    <queries>
+        <package android:name="com.gaana" />
+        <package android:name="com.spotify.music" />
+        <package android:name="com.google.android.youtube" />
+    </queries>
+
     <uses-permission android:name="android.permission.INTERNET"/>
     <uses-permission android:name="android.permission.GET_ACCOUNTS" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"
+        android:maxSdkVersion="28" />
+    <uses-permission android:name="android.permission.READ_STORAGE_PERMISSION" />
+    <uses-permission android:name="android.permission.QUERY_ALL_PACKAGES"
+        tools:ignore="QueryAllPackagesPermission" /><!--For UPI Apps-->
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
@@ -38,9 +48,11 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:forceDarkAllowed="true"
-        android:requestLegacyExternalStorage="true"
         android:theme="@style/AppTheme"
+        android:requestLegacyExternalStorage="true"
+        tools:ignore="AllowBackup"
         tools:targetApi="q">
+        <!--android:requestLegacyExternalStorage="true" For SDK 28-->
 
         <activity android:name="com.shabinder.spotiflyer.MainActivity"
             android:launchMode="singleTask">

app/src/main/java/com/shabinder/spotiflyer/MainActivity.kt

@@ -31,6 +31,7 @@ import android.view.View
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.app.AppCompatDelegate
 import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.viewModelScope
 import androidx.navigation.NavController
 import androidx.navigation.findNavController
 import com.github.javiersantos.appupdater.AppUpdater
@@ -38,9 +39,12 @@ import com.github.javiersantos.appupdater.enums.UpdateFrom
 import com.shabinder.spotiflyer.databinding.MainActivityBinding
 import com.shabinder.spotiflyer.networking.SpotifyService
 import com.shabinder.spotiflyer.networking.SpotifyServiceTokenRequest
-import com.shabinder.spotiflyer.utils.*
+import com.shabinder.spotiflyer.utils.NetworkInterceptor
+import com.shabinder.spotiflyer.utils.createDirectories
+import com.shabinder.spotiflyer.utils.showMessage
 import com.squareup.moshi.Moshi
 import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
 import okhttp3.Interceptor
 import okhttp3.OkHttpClient
@@ -52,14 +56,15 @@ import javax.inject.Inject
 /*
 * This is App's God Activity
 * */
-@Suppress("DEPRECATION")
 @AndroidEntryPoint
 class MainActivity : AppCompatActivity(){
     private var spotifyService : SpotifyService? = null
+    val viewModelScope : CoroutineScope
+        get() = sharedViewModel.viewModelScope
     private lateinit var binding: MainActivityBinding
-    lateinit var snackBarAnchor: View
     private lateinit var sharedViewModel: SharedViewModel
-    private lateinit var navController: NavController
+    lateinit var snackBarAnchor: View
+    lateinit var navController: NavController
     @Inject lateinit var moshi: Moshi
     @Inject lateinit var spotifyServiceTokenRequest: SpotifyServiceTokenRequest
 
@@ -72,18 +77,15 @@ class MainActivity : AppCompatActivity(){
         sharedViewModel = ViewModelProvider(this).get(SharedViewModel::class.java)
         navController = findNavController(R.id.navHostFragment)
         snackBarAnchor = binding.snackBarPosition
-
         authenticateSpotify()
+    }
 
+    override fun onStart() {
+        super.onStart()
         requestPermission()
         disableDozeMode()
         checkIfLatestVersion()
         createDirectories()
-        Log.i("Connection Status", isOnline().toString())
-
-        //starting Notification and Downloader Service!
-        startService(this)
-
         handleIntentFromExternalActivity()
     }
 
@@ -151,9 +153,8 @@ class MainActivity : AppCompatActivity(){
         sharedViewModel.spotifyService.value = spotifyService
     }
 
-
     fun authenticateSpotify() {
-        sharedViewModel.uiScope.launch {
+        sharedViewModel.viewModelScope.launch {
             Log.i("Spotify Authentication","Started")
             val token = spotifyServiceTokenRequest.getToken()
             token.value?.let {
@@ -207,7 +208,7 @@ class MainActivity : AppCompatActivity(){
 
     companion object{
         private lateinit var instance: MainActivity
-        fun getInstance():MainActivity = instance
+        fun getInstance():MainActivity = this.instance
     }
 
     init {

app/src/main/java/com/shabinder/spotiflyer/SharedViewModel.kt

@@ -17,22 +17,15 @@
 
 package com.shabinder.spotiflyer
 
+import androidx.hilt.lifecycle.ViewModelInject
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import com.shabinder.spotiflyer.networking.SpotifyService
-import kotlinx.coroutines.CoroutineScope
+import com.shabinder.spotiflyer.networking.YoutubeMusicApi
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
 
-class SharedViewModel : ViewModel() {
+class SharedViewModel @ViewModelInject constructor(
+    val youtubeMusicApi: YoutubeMusicApi
+) : ViewModel() {
     var intentString = MutableLiveData<String>()
     var spotifyService = MutableLiveData<SpotifyService>()
-
-    private var viewModelJob = Job()
-    val uiScope = CoroutineScope(Dispatchers.Main + viewModelJob)
-
-    override fun onCleared() {
-        super.onCleared()
-        viewModelJob.cancel()
-    }
 }

app/src/main/java/com/shabinder/spotiflyer/database/DownloadRecord.kt

@@ -22,7 +22,7 @@ import androidx.room.ColumnInfo
 import androidx.room.Entity
 import androidx.room.Index
 import androidx.room.PrimaryKey
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 @Entity(
@@ -48,10 +48,4 @@ data class DownloadRecord(
 
     @ColumnInfo(name = "totalFiles")
     var totalFiles:Int = 1,
-
-    @ColumnInfo(name = "downloaded")
-    var downloaded:Boolean=false,
-
-    @ColumnInfo(name = "directory")
-    var directory:String?=null
 ):Parcelable

app/src/main/java/com/shabinder/spotiflyer/downloadHelper/DownloadHelper.kt

@@ -1,166 +0,0 @@
-/*
- * Copyright (C)  2020  Shabinder Singh
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.shabinder.spotiflyer.downloadHelper
-
-import android.annotation.SuppressLint
-import android.os.Environment
-import android.os.Handler
-import android.util.Log
-import android.view.View
-import android.view.animation.AlphaAnimation
-import android.view.animation.Animation
-import android.widget.TextView
-import android.widget.Toast
-import com.shabinder.spotiflyer.SharedViewModel
-import com.shabinder.spotiflyer.models.DownloadObject
-import com.shabinder.spotiflyer.models.DownloadStatus
-import com.shabinder.spotiflyer.models.TrackDetails
-import com.shabinder.spotiflyer.networking.YoutubeMusicApi
-import com.shabinder.spotiflyer.networking.makeJsonBody
-import com.shabinder.spotiflyer.utils.*
-import com.shabinder.spotiflyer.utils.Provider.defaultDir
-import com.shabinder.spotiflyer.utils.Provider.mainActivity
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import retrofit2.Call
-import retrofit2.Callback
-import retrofit2.Response
-import java.io.File
-
-object DownloadHelper {
-
-    var statusBar:TextView? = null
-    var youtubeMusicApi: YoutubeMusicApi? = null
-    var sharedViewModel: SharedViewModel? = null
-
-    private var total = 0
-    private var processed = 0
-    var notFound = 0
-
-    /**
-     * Function To Download All Tracks Available in a List
-     **/
-    suspend fun downloadAllTracks(
-        type:String,
-        subFolder: String?,
-        trackList: List<TrackDetails>) {
-        resetStatusBar()// For New Download Request's Status
-        val downloadList = ArrayList<DownloadObject>()
-        withContext(Dispatchers.Main){
-            total += trackList.size // Adding New Download List Count to StatusBar
-            trackList.forEachIndexed { index, it ->
-                if(!isOnline()){
-                    showNoConnectionAlert()
-                    return@withContext
-                }
-                if(it.downloaded == DownloadStatus.Downloaded){//Download Already Present!!
-                    processed++
-                    if(index == (trackList.size-1)){//LastElement
-                        Handler().postDelayed({
-                            //Delay is Added ,if a request is in processing it may finish
-                            Log.i("Spotify Helper","Download Request Sent")
-                            sharedViewModel?.uiScope?.launch (Dispatchers.Main){
-                                showMessage("Download Started, Now You can leave the App!")
-                            }
-                            startService(mainActivity,downloadList)
-                        },3000)
-                    }
-                }else{
-                    val searchQuery = "${it.title} - ${it.artists.joinToString(",")}"
-                    val jsonBody = makeJsonBody(searchQuery.trim()).toJsonString()
-                    youtubeMusicApi?.getYoutubeMusicResponse(jsonBody)?.enqueue(
-                        object : Callback<String>{
-                            override fun onResponse(call: Call<String>, response: Response<String>) {
-                                sharedViewModel?.uiScope?.launch {
-                                    val videoId = sortByBestMatch(
-                                        getYTTracks(response.body().toString()),
-                                        trackName = it.title,
-                                        trackArtists = it.artists,
-                                        trackDurationSec = it.durationSec
-                                    ).keys.firstOrNull()
-                                    Log.i("Spotify Helper Video ID",videoId ?: "Not Found")
-
-                                    if(videoId.isNullOrBlank()) {notFound++ ; updateStatusBar()}
-                                    else {//Found Youtube Video ID
-                                        val outputFile: String =
-                                            Environment.getExternalStorageDirectory().toString() + File.separator +
-                                                    defaultDir +
-                                                    removeIllegalChars(type) + File.separator +
-                                                    (if (subFolder == null) { "" }
-                                                    else { removeIllegalChars(subFolder) + File.separator }
-                                                            + removeIllegalChars(it.title) + ".m4a")
-
-                                        val downloadObject = DownloadObject(
-                                            trackDetails = it,
-                                            ytVideoId = videoId,
-                                            outputFile = outputFile
-                                        )
-                                        processed++
-                                        sharedViewModel?.uiScope?.launch(Dispatchers.Main) {
-                                            updateStatusBar()
-                                        }
-                                        downloadList.add(downloadObject)
-                                        if(index == (trackList.size-1)){//LastElement
-                                            Handler().postDelayed({
-                                                //Delay is Added ,if a request is in processing it may finish
-                                                Log.i("Spotify Helper","Download Request Sent")
-                                                sharedViewModel?.uiScope?.launch (Dispatchers.Main){
-                                                    Toast.makeText(mainActivity,"Download Started, Now You can leave the App!", Toast.LENGTH_SHORT).show()
-                                                }
-                                                startService(mainActivity,downloadList)
-                                            },5000)
-                                        }
-                                    }
-                                }
-                            }
-                            override fun onFailure(call: Call<String>, t: Throwable) {
-                                if(t.message.toString().contains("Failed to connect")) showMessage("Failed, Check Your Internet Connection!")
-                                Log.i("YT API Req. Fail",t.message.toString())
-                            }
-                        }
-                    )
-                }
-                updateStatusBar()
-            }
-            animateStatusBar()
-        }
-    }
-
-    private fun resetStatusBar() {
-        total = 0
-        processed = 0
-        notFound = 0
-        updateStatusBar()
-    }
-
-    private fun animateStatusBar() {
-        val anim: Animation = AlphaAnimation(0.3f, 0.9f)
-        anim.duration = 1500 //You can manage the blinking time with this parameter
-        anim.startOffset = 20
-        anim.repeatMode = Animation.REVERSE
-        anim.repeatCount = Animation.INFINITE
-        statusBar?.animation = anim
-    }
-
-    @SuppressLint("SetTextI18n")
-    fun updateStatusBar() {
-        statusBar!!.visibility = View.VISIBLE
-        statusBar?.text = "Total: $total  ${getEmojiByUnicode(0x2705)}: $processed   ${getEmojiByUnicode(0x274C)}: $notFound"
-    }
-}

app/src/main/java/com/shabinder/spotiflyer/downloadHelper/YTDownloadHelper.kt

@@ -1,70 +0,0 @@
-/*
- * Copyright (C)  2020  Shabinder Singh
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.shabinder.spotiflyer.downloadHelper
-
-import android.os.Environment
-import android.util.Log
-import android.widget.Toast
-import com.shabinder.spotiflyer.models.DownloadObject
-import com.shabinder.spotiflyer.models.TrackDetails
-import com.shabinder.spotiflyer.utils.Provider.defaultDir
-import com.shabinder.spotiflyer.utils.Provider.mainActivity
-import com.shabinder.spotiflyer.utils.isOnline
-import com.shabinder.spotiflyer.utils.removeIllegalChars
-import com.shabinder.spotiflyer.utils.showNoConnectionAlert
-import com.shabinder.spotiflyer.utils.startService
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import java.io.File
-
-object YTDownloadHelper {
-    suspend fun downloadYTTracks(
-        type:String,
-        subFolder: String?,
-        tracks:List<TrackDetails>,
-    ){
-        val downloadList = ArrayList<DownloadObject>()
-        tracks.forEach {
-            if(!isOnline()){
-                showNoConnectionAlert()
-                return
-            }
-            val outputFile: String =
-                Environment.getExternalStorageDirectory().toString() + File.separator +
-                        defaultDir +
-                        removeIllegalChars(type) + File.separator +
-                        (if (subFolder == null) { "" }
-                        else { removeIllegalChars(subFolder) + File.separator }
-                                + removeIllegalChars(it.title) + ".m4a")
-
-            val downloadObject = DownloadObject(
-                trackDetails = it,
-                ytVideoId = it.albumArt.absolutePath.substringAfterLast("/")
-                    .substringBeforeLast("."),
-                outputFile = outputFile
-            )
-
-            downloadList.add(downloadObject)
-        }
-        Log.i("YT Downloader Helper","Download Request Sent")
-        withContext(Dispatchers.Main){
-            Toast.makeText(mainActivity,"Download Started, Now You can leave the App!", Toast.LENGTH_SHORT).show()
-            startService(mainActivity,downloadList)
-        }
-    }
-}

app/src/main/java/com/shabinder/spotiflyer/models/DownloadObject.kt

@@ -19,16 +19,9 @@ package com.shabinder.spotiflyer.models
 
 import android.os.Parcelable
 import com.shabinder.spotiflyer.models.spotify.Source
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 import java.io.File
 
-@Parcelize
-data class DownloadObject(
-    var trackDetails: TrackDetails,
-    var ytVideoId:String,
-    var outputFile:String
-):Parcelable
-
 @Parcelize
 data class TrackDetails(
     var title:String,
@@ -42,11 +35,17 @@ data class TrackDetails(
     var albumArt: File,
     var albumArtURL: String,
     var source: Source,
-    var downloaded: DownloadStatus = DownloadStatus.NotDownloaded
+    var downloaded: DownloadStatus = DownloadStatus.NotDownloaded,
+    var progress: Int = 0,
+    var outputFile: String,
+    var videoID:String? = null
 ):Parcelable
 
 enum class DownloadStatus{
     Downloaded,
     Downloading,
-    NotDownloaded
+    Queued,
+    NotDownloaded,
+    Converting,
+    Failed
 }

app/src/main/java/com/shabinder/spotiflyer/models/YoutubeTrack.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class YoutubeTrack(

app/src/main/java/com/shabinder/spotiflyer/models/gaana/GaanaPlaylist.kt

@@ -18,7 +18,6 @@
 package com.shabinder.spotiflyer.models.gaana
 
 data class GaanaPlaylist (
-    val tags : String?,
     val modified_on : String,
     val count : Int,
     val created_on : String,

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Album.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Album(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Artist.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Artist(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Copyright.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Copyright(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Episodes.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Episodes(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Followers.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Followers(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Image.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Image(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/LinkedTrack.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class LinkedTrack(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/PagingObjectPlaylistTrack.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class PagingObjectPlaylistTrack(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/PagingObjectTrack.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class PagingObjectTrack(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Playlist.kt

@@ -19,7 +19,7 @@ package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
 import com.squareup.moshi.Json
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Playlist(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/PlaylistTrack.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class PlaylistTrack(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Token.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Token(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/Track.kt

@@ -19,7 +19,7 @@ package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
 import com.shabinder.spotiflyer.models.DownloadStatus
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class Track(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/UserPrivate.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class UserPrivate(

app/src/main/java/com/shabinder/spotiflyer/models/spotify/UserPublic.kt

@@ -18,7 +18,7 @@
 package com.shabinder.spotiflyer.models.spotify
 
 import android.os.Parcelable
-import kotlinx.android.parcel.Parcelize
+import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class UserPublic(

app/src/main/java/com/shabinder/spotiflyer/networking/GaanaInterface.kt

@@ -19,8 +19,11 @@ package com.shabinder.spotiflyer.networking
 
 import com.shabinder.spotiflyer.models.Optional
 import com.shabinder.spotiflyer.models.gaana.*
+import okhttp3.ResponseBody
+import retrofit2.Call
 import retrofit2.http.GET
 import retrofit2.http.Query
+import retrofit2.http.Url
 
 const val gaana_token = "b2e6d7fbc136547a940516e9b77e5990"
 
@@ -98,4 +101,9 @@ interface GaanaInterface {
         @Query("limit") limit: Int = 50
     ): Optional<GaanaArtistTracks>
 
+    /*
+    * Dynamic Url Requests
+    * */
+    @GET
+    fun getResponse(@Url url:String): Call<ResponseBody>
 }

app/src/main/java/com/shabinder/spotiflyer/recyclerView/TrackListAdapter.kt

@@ -17,23 +17,24 @@
 
 package com.shabinder.spotiflyer.recyclerView
 
+import android.annotation.SuppressLint
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.lifecycle.viewModelScope
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
 import com.shabinder.spotiflyer.R
 import com.shabinder.spotiflyer.databinding.TrackListItemBinding
-import com.shabinder.spotiflyer.downloadHelper.DownloadHelper
-import com.shabinder.spotiflyer.downloadHelper.YTDownloadHelper
 import com.shabinder.spotiflyer.models.DownloadStatus
 import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.models.spotify.Source
+import com.shabinder.spotiflyer.ui.base.tracklistbase.TrackListViewModel
 import com.shabinder.spotiflyer.utils.*
 import kotlinx.coroutines.launch
 
-class TrackListAdapter(private val viewModel :TrackListViewModel): ListAdapter<TrackDetails, TrackListAdapter.ViewHolder>(TrackDiffCallback()) {
+class TrackListAdapter(private val viewModel : TrackListViewModel): ListAdapter<TrackDetails, TrackListAdapter.ViewHolder>(TrackDiffCallback()){
 
     var source:Source =Source.Spotify
 
@@ -46,62 +47,89 @@ class TrackListAdapter(private val viewModel :TrackListViewModel): ListAdapter<T
         return ViewHolder(binding)
     }
 
+    @SuppressLint("SetTextI18n")
     override fun onBindViewHolder(holder: ViewHolder, position: Int) {
         val item = getItem(position)
         if(itemCount == 1){ holder.binding.imageUrl.visibility = View.GONE}else{
-            viewModel.uiScope.launch {
+            viewModel.viewModelScope.launch {
                 bindImage(holder.binding.imageUrl,item.albumArtURL, source)
             }
         }
 
         when (item.downloaded) {
             DownloadStatus.Downloaded -> {
-                holder.binding.btnDownload.setImageResource(R.drawable.ic_tick)
+                holder.binding.btnDownloadProgress.invisible()
-                holder.binding.btnDownload.clearAnimation()
+                holder.binding.btnDownload.apply{
+                    setImageResource(R.drawable.ic_tick)
+                    clearAnimation()
+                    visible()
+                }
+            }
+            DownloadStatus.Queued -> {
+                holder.binding.btnDownloadProgress.invisible()
+                holder.binding.btnDownload.apply{
+                    setImageResource(R.drawable.ic_refresh)
+                    rotate()
+                    visible()
+                }
+            }
+            DownloadStatus.Failed -> {
+                holder.binding.btnDownloadProgress.invisible()
+                holder.binding.btnDownload.apply{
+                    setImageResource(R.drawable.ic_error)
+                    clearAnimation()
+                    visible()
+                }
             }
             DownloadStatus.Downloading -> {
-                holder.binding.btnDownload.setImageResource(R.drawable.ic_refresh)
+                holder.binding.btnDownload.invisible()
-                rotateAnim(holder.binding.btnDownload)
+                holder.binding.btnDownloadProgress.apply {
+                    progress = item.progress
+                    bottomText = "Downloading"
+                    visible()
+                }
+            }
+            DownloadStatus.Converting -> {
+                holder.binding.btnDownload.invisible()
+                holder.binding.btnDownloadProgress.apply {
+                    visible()
+                    progress = 100
+                    bottomText = "Converting"
+                }
             }
             DownloadStatus.NotDownloaded -> {
-                holder.binding.btnDownload.setImageResource(R.drawable.ic_arrow)
+                holder.binding.btnDownloadProgress.invisible()
-                holder.binding.btnDownload.clearAnimation()
+                holder.binding.btnDownload.apply{
-                holder.binding.btnDownload.setOnClickListener{
+                    setImageResource(R.drawable.ic_arrow)
-                    if(!isOnline()){
+                    clearAnimation()
-                        showNoConnectionAlert()
+                    visible()
-                        return@setOnClickListener
+                    setOnClickListener{
-                    }
+                        if(!isOnline()){
-                    showMessage("Processing!")
+                            showNoConnectionAlert()
-                    holder.binding.btnDownload.setImageResource(R.drawable.ic_refresh)
+                            return@setOnClickListener
-                    rotateAnim(it)
+                        }
-                    item.downloaded = DownloadStatus.Downloading
+                        showMessage("Processing!")
-                    when(source){
+                        item.downloaded = DownloadStatus.Queued
-                        Source.YouTube -> {
+                        when(source){
-                            viewModel.uiScope.launch {
+                            Source.YouTube -> {
-                                YTDownloadHelper.downloadYTTracks(
+                                viewModel.viewModelScope.launch {
-                                    viewModel.folderType,
+                                    downloadTracks(arrayListOf(item))
-                                    viewModel.subFolder,
+                                }
-                                    listOf(item)
+                            }
-                                )
+                            else -> {
-                            }
+                                viewModel.viewModelScope.launch {
-                        }
+                                    downloadTracks(arrayListOf(item))
-                        else -> {
+                                }
-                            viewModel.uiScope.launch {
-                                DownloadHelper.downloadAllTracks(
-                                    viewModel.folderType,
-                                    viewModel.subFolder,
-                                    listOf(item)
-                                )
                             }
                         }
+                        notifyItemChanged(position)//start showing anim!
                     }
-                    notifyItemChanged(position)//start showing anim!
                 }
             }
         }
 
-        holder.binding.trackName.text = "${if(item.title.length > 17){"${item.title.subSequence(0,16)}..."}else{item.title}}"
+        holder.binding.trackName.text = if(item.title.length > 20){"${item.title.subSequence(0,18)}..."}else{item.title}
-        holder.binding.artist.text = "${item.artists.get(0)}..."
+        holder.binding.artist.text = "${item.artists.firstOrNull()}..."
         holder.binding.duration.text =  "${item.durationSec/60} minutes, ${item.durationSec%60} sec"
     }
 

app/src/main/java/com/shabinder/spotiflyer/splash/SplashScreen.kt

@@ -20,6 +20,7 @@ package com.shabinder.spotiflyer.splash
 import android.content.Intent
 import android.os.Bundle
 import android.os.Handler
+import android.os.Looper
 import androidx.appcompat.app.AppCompatActivity
 import com.shabinder.spotiflyer.MainActivity
 import com.shabinder.spotiflyer.R
@@ -33,7 +34,7 @@ class SplashScreen : AppCompatActivity(){
 
         val splashTimeout = 400
         val homeIntent = Intent(this@SplashScreen, MainActivity::class.java)
-        Handler().postDelayed({
+        Handler(Looper.myLooper()!!).postDelayed({
             //TODO:Bring Initial Setup here
             startActivity(homeIntent)
             finish()

app/src/main/java/com/shabinder/spotiflyer/ui/base/BaseFragment.kt

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C)  2020  Shabinder Singh
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.shabinder.spotiflyer.ui.base
+
+import android.content.Context
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import androidx.viewbinding.ViewBinding
+import com.shabinder.spotiflyer.SharedViewModel
+
+abstract class BaseFragment<VB:ViewBinding,VM : ViewModel> : Fragment() {
+
+    protected val sharedViewModel: SharedViewModel by activityViewModels()
+    protected abstract val binding: VB
+    protected abstract val viewModel: VM
+    protected val viewModelScope by lazy{viewModel.viewModelScope}
+
+    protected val applicationContext: Context
+        get() = requireActivity().applicationContext
+}

app/src/main/java/com/shabinder/spotiflyer/ui/base/tracklistbase/TrackListFragment.kt

@@ -0,0 +1,207 @@
+/*
+ * Copyright (C)  2020  Shabinder Singh
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.shabinder.spotiflyer.ui.base.tracklistbase
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
+import android.os.Bundle
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.navigation.NavArgs
+import com.shabinder.spotiflyer.R
+import com.shabinder.spotiflyer.databinding.TrackListFragmentBinding
+import com.shabinder.spotiflyer.models.DownloadStatus
+import com.shabinder.spotiflyer.models.TrackDetails
+import com.shabinder.spotiflyer.models.spotify.Source
+import com.shabinder.spotiflyer.recyclerView.TrackListAdapter
+import com.shabinder.spotiflyer.ui.base.BaseFragment
+import com.shabinder.spotiflyer.utils.*
+import com.shabinder.spotiflyer.utils.Provider.mainActivity
+import com.tonyodev.fetch2.Status
+
+abstract class TrackListFragment<VM : TrackListViewModel, args: NavArgs> : BaseFragment<TrackListFragmentBinding,VM>() {
+
+    override lateinit var binding: TrackListFragmentBinding
+    protected abstract var adapter: TrackListAdapter
+    protected abstract var source: Source
+    private var intentFilter: IntentFilter? = null
+    private var updateUIReceiver: BroadcastReceiver? = null
+    private var queryReceiver: BroadcastReceiver? = null
+    protected abstract val args:NavArgs
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        if(!isOnline()){
+            showNoConnectionAlert()
+            mainActivity.navController.popBackStack()
+        }
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        binding =  TrackListFragmentBinding.inflate(inflater,container,false)
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        binding.trackList.adapter = adapter
+        initializeLiveDataObservers()
+    }
+
+    /**
+     *Live Data Observers
+     **/
+    private fun initializeLiveDataObservers() {
+        viewModel.trackList.observe(viewLifecycleOwner, {
+            if (!it.isNullOrEmpty()){
+                Log.i("TrackListFragment","TrackList Updated")
+                adapter.submitList(it, source)
+                updateTracksStatus()
+            }
+        })
+
+        viewModel.coverUrl.observe(viewLifecycleOwner, {
+            it?.let{ bindImage(binding.coverImage,it, source) }
+        })
+
+        viewModel.title.observe(viewLifecycleOwner, {
+            binding.titleView.text = it
+        })
+    }
+
+    private fun initializeBroadcast() {
+        intentFilter = IntentFilter().apply {
+            addAction(Status.QUEUED.name)
+            addAction(Status.FAILED.name)
+            addAction(Status.DOWNLOADING.name)
+            addAction("Progress")
+            addAction("Converting")
+            addAction("track_download_completed")
+        }
+        updateUIReceiver = object : BroadcastReceiver() {
+            override fun onReceive(context: Context?, intent: Intent?) {
+                //UI update here
+                if (intent != null){
+                    val trackDetails = intent.getParcelableExtra<TrackDetails?>("track")
+                    trackDetails?.let {
+                        val position: Int = viewModel.trackList.value?.map { it.title }?.indexOf(trackDetails.title) ?: -1
+                        Log.i("BroadCast Received","$position, ${intent.action} , ${trackDetails.title}")
+                        if(position != -1) {
+                            val track = viewModel.trackList.value?.get(position)
+                            track?.let{
+                                when(intent.action){
+                                    Status.QUEUED.name -> {
+                                        it.downloaded = DownloadStatus.Queued
+                                    }
+                                    Status.FAILED.name -> {
+                                        it.downloaded = DownloadStatus.Failed
+                                    }
+                                    Status.DOWNLOADING.name -> {
+                                        it.downloaded = DownloadStatus.Downloading
+                                    }
+                                    "Progress" -> {
+                                        //Progress Update
+                                        it.progress = intent.getIntExtra("progress",0)
+                                        it.downloaded = DownloadStatus.Downloading
+                                    }
+                                    "Converting" -> {
+                                        //Progress Update
+                                        it.downloaded = DownloadStatus.Converting
+                                    }
+                                    "track_download_completed" -> {
+                                        it.downloaded = DownloadStatus.Downloaded
+                                    }
+                                }
+                                viewModel.trackList.value?.set(position, it)
+                                adapter.notifyItemChanged(position)
+                                updateTracksStatus()
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        val queryFilter = IntentFilter().apply { addAction("query_result") }
+        queryReceiver = object : BroadcastReceiver() {
+            override fun onReceive(context: Context?, intent: Intent?) {
+                //UI update here
+                if (intent != null){
+                    val trackList = intent.getParcelableArrayListExtra<TrackDetails?>("tracks") ?: listOf()
+                    Log.i("Service Response", "${trackList.size} Tracks Active")
+                    for (trackDetails in trackList) {
+                        trackDetails?.let { it ->
+                            val position: Int = viewModel.trackList.value?.map { it.title }?.indexOf(trackDetails.title) ?: -1
+                            Log.i("BroadCast Received","$position, ${it.downloaded} , ${trackDetails.title}")
+                            if(position != -1) {
+                                viewModel.trackList.value?.set(position,it)
+                                adapter.notifyItemChanged(position)
+                                updateTracksStatus()
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        requireActivity().registerReceiver(updateUIReceiver, intentFilter)
+        requireActivity().registerReceiver(queryReceiver, queryFilter)
+    }
+
+    override fun onResume() {
+        super.onResume()
+        initializeBroadcast()
+    }
+
+    override fun onPause() {
+        super.onPause()
+        requireActivity().unregisterReceiver(updateUIReceiver)
+        requireActivity().unregisterReceiver(queryReceiver)
+    }
+
+    private fun updateTracksStatus() {
+        var allDownloaded = true
+        var allProcessing = true
+        for (track in viewModel.trackList.value!!){
+            if(track.downloaded != DownloadStatus.Downloaded)allDownloaded = false
+            if(track.downloaded == DownloadStatus.NotDownloaded)allProcessing = false
+        }
+        if(allProcessing){
+            binding.btnDownloadAll.visibility = View.GONE
+            binding.downloadingFab.apply{
+                setImageResource(R.drawable.ic_refresh)
+                visible()
+                rotate()
+            }
+        }
+        if(allDownloaded){
+            binding.btnDownloadAll.visibility = View.GONE
+            binding.downloadingFab.apply{
+                setImageResource(R.drawable.ic_tick)
+                visibility = View.VISIBLE
+                clearAnimation()
+            }
+        }
+    }
+}

app/src/main/java/com/shabinder/spotiflyer/ui/base/tracklistbase/TrackListViewModel.kt

@@ -15,30 +15,19 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package com.shabinder.spotiflyer.utils
+package com.shabinder.spotiflyer.ui.base.tracklistbase
 
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import com.shabinder.spotiflyer.models.TrackDetails
-import kotlinx.coroutines.CompletableJob
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
 
 abstract class TrackListViewModel:ViewModel() {
     abstract var folderType:String
     abstract var subFolder:String
     open val trackList = MutableLiveData<MutableList<TrackDetails>>()
 
-    private val viewModelJob:CompletableJob = Job()
-    open val uiScope = CoroutineScope(Dispatchers.Main + viewModelJob)
-
     private val loading = "Loading!"
     open var title = MutableLiveData<String>().apply { value = loading }
     open var coverUrl = MutableLiveData<String>()
 
-    override fun onCleared() {
-        super.onCleared()
-        viewModelJob.cancel()
-    }
 }

app/src/main/java/com/shabinder/spotiflyer/ui/gaana/GaanaFragment.kt

@@ -22,28 +22,23 @@ import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.lifecycle.ViewModelProvider
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.viewModelScope
 import androidx.navigation.fragment.navArgs
-import androidx.recyclerview.widget.SimpleItemAnimator
-import com.shabinder.spotiflyer.SharedViewModel
-import com.shabinder.spotiflyer.downloadHelper.DownloadHelper
 import com.shabinder.spotiflyer.models.DownloadStatus
+import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.models.spotify.Source
-import com.shabinder.spotiflyer.networking.GaanaInterface
-import com.shabinder.spotiflyer.networking.YoutubeMusicApi
 import com.shabinder.spotiflyer.recyclerView.TrackListAdapter
+import com.shabinder.spotiflyer.ui.base.tracklistbase.TrackListFragment
 import com.shabinder.spotiflyer.utils.*
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
-import javax.inject.Inject
 
 @AndroidEntryPoint
-class GaanaFragment : TrackListFragment<GaanaViewModel,GaanaFragmentArgs>() {
+class GaanaFragment : TrackListFragment<GaanaViewModel, GaanaFragmentArgs>() {
 
-    @Inject lateinit var youtubeMusicApi: YoutubeMusicApi
+    override val viewModel: GaanaViewModel by viewModels()
-    @Inject lateinit var gaanaInterface: GaanaInterface
-    override lateinit var viewModel: GaanaViewModel
     override lateinit var adapter: TrackListAdapter
     override var source: Source = Source.Gaana
     override val args: GaanaFragmentArgs by navArgs()
@@ -51,10 +46,9 @@ class GaanaFragment : TrackListFragment<GaanaViewModel,GaanaFragmentArgs>() {
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
+    ): View {
         super.onCreateView(inflater, container, savedInstanceState)
-
+        adapter = TrackListAdapter(viewModel)
-        initializeAll()
 
         val gaanaLink = GaanaFragmentArgs.fromBundle(requireArguments()).link.substringAfter("gaana.com/")
         //Link Schema: https://gaana.com/type/link
@@ -77,56 +71,30 @@ class GaanaFragment : TrackListFragment<GaanaViewModel,GaanaFragmentArgs>() {
                         showNoConnectionAlert()
                         return@setOnClickListener
                     }
-                    binding.btnDownloadAll.visibility = View.GONE
+                    binding.btnDownloadAll.gone()
-                    binding.downloadingFab.visibility = View.VISIBLE
+                    binding.downloadingFab.apply{
-
+                        visible()
-                    rotateAnim(binding.downloadingFab)
+                        rotate()
-                    for (track in viewModel.trackList.value!!){
-                        if(track.downloaded != DownloadStatus.Downloaded){
-                            track.downloaded = DownloadStatus.Downloading
-                            adapter.notifyItemChanged(viewModel.trackList.value!!.indexOf(track))
-                        }
                     }
                     showMessage("Processing!")
-                    sharedViewModel.uiScope.launch(Dispatchers.Default){
+                    sharedViewModel.viewModelScope.launch(Dispatchers.Default){
-                        val urlList = arrayListOf<String>()
+                        loadAllImages(requireActivity(), viewModel.trackList.value?.map{it.albumArtURL}, Source.Gaana)
-                        viewModel.trackList.value?.forEach { urlList.add(it.albumArtURL) }
-                        //Appending Source
-                        urlList.add("gaana")
-                        loadAllImages(
-                            requireActivity(),
-                            urlList
-                        )
                     }
-                    viewModel.uiScope.launch {
+                    viewModel.viewModelScope.launch {
-                        val finalList = viewModel.trackList.value
+                        val finalList = viewModel.trackList.value?.filter{it.downloaded == DownloadStatus.NotDownloaded}
                         if(finalList.isNullOrEmpty())showMessage("Not Downloading Any Song")
-                        DownloadHelper.downloadAllTracks(
+                        finalList?.let { it1 -> downloadTracks(it1 as ArrayList<TrackDetails>) }
-                            viewModel.folderType,
+                        for (track in viewModel.trackList.value!!){
-                            viewModel.subFolder,
+                            if(track.downloaded == DownloadStatus.NotDownloaded){
-                            finalList ?: listOf(),
+                                track.downloaded = DownloadStatus.Queued
-                        )
+                                //adapter.notifyItemChanged(viewModel.trackList.value!!.indexOf(track))
+                            }
+                        }
+                        adapter.notifyDataSetChanged()
                     }
                 }
             }
         }
         return binding.root
     }
-
-    /**
-     * Basic Initialization
-     **/
-    private fun initializeAll() {
-        sharedViewModel = ViewModelProvider(this.requireActivity()).get(SharedViewModel::class.java)
-        viewModel = ViewModelProvider(this).get(GaanaViewModel::class.java)
-        viewModel.gaanaInterface = gaanaInterface
-        adapter = TrackListAdapter(viewModel)
-        DownloadHelper.youtubeMusicApi = youtubeMusicApi
-        DownloadHelper.sharedViewModel = sharedViewModel
-        DownloadHelper.statusBar = binding.statusBar
-        binding.trackList.adapter = adapter
-        (binding.trackList.itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
-    }
-
-
 }

app/src/main/java/com/shabinder/spotiflyer/ui/gaana/GaanaViewModel.kt

@@ -17,183 +17,188 @@
 
 package com.shabinder.spotiflyer.ui.gaana
 
-import android.os.Environment
-import android.util.Log
 import androidx.hilt.lifecycle.ViewModelInject
+import androidx.lifecycle.viewModelScope
 import com.shabinder.spotiflyer.database.DatabaseDAO
 import com.shabinder.spotiflyer.database.DownloadRecord
 import com.shabinder.spotiflyer.models.DownloadStatus
 import com.shabinder.spotiflyer.models.TrackDetails
-import com.shabinder.spotiflyer.models.gaana.*
+import com.shabinder.spotiflyer.models.gaana.GaanaTrack
 import com.shabinder.spotiflyer.models.spotify.Source
 import com.shabinder.spotiflyer.networking.GaanaInterface
+import com.shabinder.spotiflyer.ui.base.tracklistbase.TrackListViewModel
 import com.shabinder.spotiflyer.utils.Provider
-import com.shabinder.spotiflyer.utils.TrackListViewModel
 import com.shabinder.spotiflyer.utils.finalOutputDir
+import com.shabinder.spotiflyer.utils.queryActiveTracks
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.io.File
 
-class GaanaViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO) : TrackListViewModel(){
+class GaanaViewModel @ViewModelInject constructor(
+    val databaseDAO: DatabaseDAO,
+    private val gaanaInterface : GaanaInterface
+) : TrackListViewModel(){
 
     override var folderType:String = ""
     override var subFolder:String = ""
-    var gaanaInterface : GaanaInterface? = null
+
-    val gaanaPlaceholderImageUrl = "https://a10.gaanacdn.com/images/social/gaana_social.jpg"
+    private val gaanaPlaceholderImageUrl = "https://a10.gaanacdn.com/images/social/gaana_social.jpg"
 
     fun gaanaSearch(type:String,link:String){
-        when(type){
+        viewModelScope.launch {
-            "song" -> {
+            when (type) {
-                uiScope.launch {
+                "song" -> {
-                    getGaanaSong(link)?.tracks?.firstOrNull()?.also {
+                    gaanaInterface.getGaanaSong(seokey = link).value?.tracks?.firstOrNull()?.also {
                         folderType = "Tracks"
-                        if(File(finalOutputDir(it.track_title,folderType,subFolder)).exists()){//Download Already Present!!
+                        subFolder = ""
+                        if (File(
+                                finalOutputDir(
+                                    it.track_title,
+                                    folderType,
+                                    subFolder
+                                )
+                            ).exists()
+                        ) {//Download Already Present!!
                             it.downloaded = DownloadStatus.Downloaded
                         }
-                        trackList.value = listOf(it).toTrackDetailsList()
+                        trackList.value = listOf(it).toTrackDetailsList(folderType, subFolder)
                         title.value = it.track_title
                         coverUrl.value = it.artworkLink
-                        withContext(Dispatchers.IO){
+                        withContext(Dispatchers.IO) {
                             databaseDAO.insert(
                                 DownloadRecord(
-                                type = "Track",
+                                    type = "Track",
-                                name = title.value!!,
+                                    name = title.value!!,
-                                link = "https://gaana.com/$type/$link",
+                                    link = "https://gaana.com/$type/$link",
-                                coverUrl = coverUrl.value!!,
+                                    coverUrl = coverUrl.value!!,
-                                totalFiles = 1,
+                                    totalFiles = 1,
-                                downloaded = it.downloaded == DownloadStatus.Downloaded,
+                                )
-                                directory = finalOutputDir(it.track_title,folderType,subFolder)
-                            )
                             )
                         }
                     }
                 }
-            }
+                "album" -> {
-            "album" -> {
+                    gaanaInterface.getGaanaAlbum(seokey = link).value?.also {
-                uiScope.launch {
-                    getGaanaAlbum(link)?.also {
                         folderType = "Albums"
                         subFolder = link
                         it.tracks.forEach { track ->
-                            if(File(finalOutputDir(track.track_title,folderType,subFolder)).exists()){//Download Already Present!!
+                            if (File(
+                                    finalOutputDir(
+                                        track.track_title,
+                                        folderType,
+                                        subFolder
+                                    )
+                                ).exists()
+                            ) {//Download Already Present!!
                                 track.downloaded = DownloadStatus.Downloaded
                             }
                         }
-                        trackList.value = it.tracks.toTrackDetailsList()
+                        trackList.value = it.tracks.toTrackDetailsList(folderType, subFolder)
                         title.value = link
                         coverUrl.value = it.custom_artworks.size_480p
-                        withContext(Dispatchers.IO){
+                        withContext(Dispatchers.IO) {
-                            databaseDAO.insert(DownloadRecord(
+                            databaseDAO.insert(
-                                type = "Album",
+                                DownloadRecord(
-                                name = title.value!!,
+                                    type = "Album",
-                                link = "https://gaana.com/$type/$link",
+                                    name = title.value!!,
-                                coverUrl = coverUrl.value.toString(),
+                                    link = "https://gaana.com/$type/$link",
-                                totalFiles = trackList.value?.size ?: 0,
+                                    coverUrl = coverUrl.value.toString(),
-                                downloaded = File(finalOutputDir(type = folderType,subFolder = subFolder)).listFiles()?.size == trackList.value?.size,
+                                    totalFiles = trackList.value?.size ?: 0,
-                                directory = finalOutputDir(type = folderType,subFolder = subFolder)
+                                )
-                            ))
+                            )
                         }
                     }
                 }
-            }
+                "playlist" -> {
-            "playlist" -> {
+                    gaanaInterface.getGaanaPlaylist(seokey = link).value?.also {
-                uiScope.launch {
-                    getGaanaPlaylist(link)?.also {
                         folderType = "Playlists"
                         subFolder = link
-                        it.tracks.forEach {track ->
+                        it.tracks.forEach { track ->
-                            if(File(finalOutputDir(track.track_title,folderType,subFolder)).exists()){//Download Already Present!!
+                            if (File(
+                                    finalOutputDir(
+                                        track.track_title,
+                                        folderType,
+                                        subFolder
+                                    )
+                                ).exists()
+                            ) {//Download Already Present!!
                                 track.downloaded = DownloadStatus.Downloaded
                             }
                         }
-                        trackList.value = it.tracks.toTrackDetailsList()
+                        trackList.value = it.tracks.toTrackDetailsList(folderType, subFolder)
                         title.value = link
                         //coverUrl.value = "TODO"
                         coverUrl.value = gaanaPlaceholderImageUrl
-                        withContext(Dispatchers.IO){
+                        withContext(Dispatchers.IO) {
-                            databaseDAO.insert(DownloadRecord(
+                            databaseDAO.insert(
-                                type = "Playlist",
+                                DownloadRecord(
-                                name = title.value.toString(),
+                                    type = "Playlist",
-                                link = "https://gaana.com/$type/$link",
+                                    name = title.value.toString(),
-                                coverUrl = coverUrl.value.toString(),
+                                    link = "https://gaana.com/$type/$link",
-                                totalFiles = it.tracks.size,
+                                    coverUrl = coverUrl.value.toString(),
-                                downloaded = File(finalOutputDir(type = folderType,subFolder = subFolder)).listFiles()?.size == trackList.value?.size,
+                                    totalFiles = it.tracks.size,
-                                directory = finalOutputDir(type = folderType,subFolder = subFolder)
+                                )
-                            ))
+                            )
                         }
                     }
                 }
-            }
+                "artist" -> {
-            "artist" -> {
-                uiScope.launch {
                     folderType = "Artist"
                     subFolder = link
-                    val artistDetails = getGaanaArtistDetails(link)?.artist?.firstOrNull()?.also {
+                    val artistDetails =
-                        title.value = it.name
+                        gaanaInterface.getGaanaArtistDetails(seokey = link).value?.artist?.firstOrNull()
-                        coverUrl.value = it.artworkLink
+                            ?.also {
-                    }
+                                title.value = it.name
-                    getGaanaArtistTracks(link)?.also {
+                                coverUrl.value = it.artworkLink
-                        it.tracks.forEach {track ->
+                            }
-                            if(File(finalOutputDir(track.track_title,folderType,subFolder)).exists()){//Download Already Present!!
+                    gaanaInterface.getGaanaArtistTracks(seokey = link).value?.also {
+                        it.tracks.forEach { track ->
+                            if (File(
+                                    finalOutputDir(
+                                        track.track_title,
+                                        folderType,
+                                        subFolder
+                                    )
+                                ).exists()
+                            ) {//Download Already Present!!
                                 track.downloaded = DownloadStatus.Downloaded
                             }
                         }
-                        trackList.value = it.tracks.toTrackDetailsList()
+                        trackList.value = it.tracks.toTrackDetailsList(folderType, subFolder)
-                        withContext(Dispatchers.IO){
+                        withContext(Dispatchers.IO) {
-                            databaseDAO.insert(DownloadRecord(
+                            databaseDAO.insert(
-                                type = "Artist",
+                                DownloadRecord(
-                                name = artistDetails?.name ?: link,
+                                    type = "Artist",
-                                link = "https://gaana.com/$type/$link",
+                                    name = artistDetails?.name ?: link,
-                                coverUrl = coverUrl.value.toString(),
+                                    link = "https://gaana.com/$type/$link",
-                                totalFiles = trackList.value?.size ?: 0,
+                                    coverUrl = coverUrl.value.toString(),
-                                downloaded = File(finalOutputDir(type = folderType,subFolder = subFolder)).listFiles()?.size == trackList.value?.size,
+                                    totalFiles = trackList.value?.size ?: 0,
-                                directory = finalOutputDir(type = folderType,subFolder = subFolder)
+                                )
-                            ))
+                            )
                         }
                     }
                 }
             }
+            queryActiveTracks()
         }
     }
 
-
+    private fun List<GaanaTrack>.toTrackDetailsList(type:String , subFolder:String) = this.map {
-    private fun List<GaanaTrack>.toTrackDetailsList() = this.map {
         TrackDetails(
             title = it.track_title,
             artists = it.artist.map { artist -> artist?.name.toString() },
             durationSec = it.duration,
             albumArt = File(
-                Environment.getExternalStorageDirectory(),
+                Provider.imageDir + (it.artworkLink.substringBeforeLast('/').substringAfterLast('/')) + ".jpeg"),
-                Provider.defaultDir +".Images/" + (it.artworkLink.substringBeforeLast('/').substringAfterLast('/')) + ".jpeg"),
             albumName = it.album_title,
             year = it.release_date,
             comment = "Genres:${it.genre?.map { genre -> genre?.name }?.reduceOrNull { acc, s -> acc + s  }}",
             trackUrl = it.lyrics_url,
             downloaded = it.downloaded ?: DownloadStatus.NotDownloaded,
             source = Source.Gaana,
-            albumArtURL = it.artworkLink
+            albumArtURL = it.artworkLink,
+            outputFile = finalOutputDir(it.track_title,type, subFolder,".m4a")
         )
     }.toMutableList()
-
-    private suspend fun getGaanaSong(songLink:String): GaanaSong?{
-        Log.i("Requesting","https://gaana.com/song/$songLink")
-        return gaanaInterface?.getGaanaSong(seokey =  songLink)?.value
-    }
-    private suspend fun getGaanaAlbum(albumLink:String): GaanaAlbum?{
-        Log.i("Requesting","https://gaana.com/album/$albumLink")
-        return gaanaInterface?.getGaanaAlbum(seokey =  albumLink)?.value
-    }
-    private suspend fun getGaanaPlaylist(link:String): GaanaPlaylist?{
-        Log.i("Requesting","https://gaana.com/playlist/$link")
-        return gaanaInterface?.getGaanaPlaylist(seokey = link)?.value
-    }
-    private suspend fun getGaanaArtistDetails(link:String): GaanaArtistDetails?{
-        Log.i("Requesting","https://gaana.com/artist/$link")
-        return gaanaInterface?.getGaanaArtistDetails(seokey = link)?.value
-    }
-    private suspend fun getGaanaArtistTracks(link:String,limit:Int = 50): GaanaArtistTracks?{
-        Log.i("Requesting","Tracks of: https://gaana.com/artist/$link")
-        return gaanaInterface?.getGaanaArtistTracks(seokey = link,limit = limit)?.value
-    }
 }

app/src/main/java/com/shabinder/spotiflyer/ui/mainfragment/MainFragment.kt

@@ -23,7 +23,9 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import androidx.lifecycle.ViewModelProvider
+import androidx.fragment.app.activityViewModels
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.viewModelScope
 import androidx.navigation.fragment.findNavController
 import com.shabinder.spotiflyer.MainActivity
 import com.shabinder.spotiflyer.R
@@ -33,6 +35,7 @@ import com.shabinder.spotiflyer.utils.*
 import com.shreyaspatil.easyupipayment.EasyUpiPayment
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import javax.inject.Inject
@@ -40,16 +43,15 @@ import javax.inject.Inject
 @AndroidEntryPoint
 class MainFragment : Fragment() {
 
-    private lateinit var mainViewModel: MainViewModel
+    private val mainViewModel: MainViewModel by viewModels()
-    private lateinit var sharedViewModel: SharedViewModel
+    private val sharedViewModel: SharedViewModel by activityViewModels()
     private lateinit var binding: MainFragmentBinding
     @Inject lateinit var easyUpiPayment: EasyUpiPayment
 
-
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
+    ): View {
         binding = MainFragmentBinding.inflate(inflater,container,false)
         initializeAll()
         binding.btnSearch.setOnClickListener {
@@ -89,16 +91,16 @@ class MainFragment : Fragment() {
      **/
     private fun handleIntent() {
         sharedViewModel.intentString.observe(viewLifecycleOwner,{ it?.let {
-            sharedViewModel.uiScope.launch(Dispatchers.IO) {
+            sharedViewModel.viewModelScope.launch(Dispatchers.IO) {
                 //Wait for any Authentication to Finish ,
                 // this Wait prevents from multiple Authentication Requests
-                Thread.sleep(1000)
+                delay(1500)
                 if(sharedViewModel.spotifyService.value == null){
                     //Not Authenticated Yet
                     Provider.mainActivity.authenticateSpotify()
                     while (sharedViewModel.spotifyService.value == null) {
                         //Waiting for Authentication to Finish
-                        Thread.sleep(1000)
+                        delay(1000)
                     }
                 }
 
@@ -114,8 +116,6 @@ class MainFragment : Fragment() {
     }
 
     private fun initializeAll() {
-        mainViewModel = ViewModelProvider(this).get(MainViewModel::class.java)
-        sharedViewModel = ViewModelProvider(this.requireActivity()).get(SharedViewModel::class.java)
         binding.apply {
             btnGaana.openPlatformOnClick("com.gaana","http://gaana.com")
             btnSpotify.openPlatformOnClick("com.spotify.music","http://open.spotify.com")
@@ -139,4 +139,5 @@ class MainFragment : Fragment() {
             .append(getText(R.string.d_three)).append("\n")
             .append(getText(R.string.d_four)).append("\n")
     }
+
 }

app/src/main/java/com/shabinder/spotiflyer/ui/spotify/SpotifyFragment.kt

@@ -23,29 +23,32 @@ import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.lifecycle.ViewModelProvider
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.viewModelScope
 import androidx.navigation.fragment.navArgs
-import androidx.recyclerview.widget.SimpleItemAnimator
-import com.shabinder.spotiflyer.downloadHelper.DownloadHelper
 import com.shabinder.spotiflyer.models.DownloadStatus
+import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.models.spotify.Source
-import com.shabinder.spotiflyer.networking.YoutubeMusicApi
+import com.shabinder.spotiflyer.networking.SpotifyService
 import com.shabinder.spotiflyer.recyclerView.TrackListAdapter
+import com.shabinder.spotiflyer.ui.base.tracklistbase.TrackListFragment
 import com.shabinder.spotiflyer.utils.*
 import com.shabinder.spotiflyer.utils.Provider.mainActivity
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
-import javax.inject.Inject
 
 @AndroidEntryPoint
-class SpotifyFragment : TrackListFragment<SpotifyViewModel,SpotifyFragmentArgs>() {
+class SpotifyFragment : TrackListFragment<SpotifyViewModel, SpotifyFragmentArgs>() {
 
-    @Inject lateinit var youtubeMusicApi: YoutubeMusicApi
+    override val viewModel: SpotifyViewModel by viewModels()
-    override lateinit var viewModel: SpotifyViewModel
+    override val args: SpotifyFragmentArgs by navArgs()
     override lateinit var adapter: TrackListAdapter
     override var source: Source = Source.Spotify
-    override val args: SpotifyFragmentArgs by navArgs()
+    private val spotifyService:SpotifyService?
+    get() = sharedViewModel.spotifyService.value
+    lateinit var link:String
+    lateinit var type:String
 
     @SuppressLint("SetJavaScriptEnabled")
     override fun onCreateView(
@@ -55,71 +58,76 @@ class SpotifyFragment : TrackListFragment<SpotifyViewModel,SpotifyFragmentArgs>(
         super.onCreateView(inflater, container, savedInstanceState)
         initializeAll()
 
-        val spotifyLink = args.link.substringAfter("open.spotify.com/")
+        var spotifyLink = "https://" + args.link.substringAfterLast("https://").substringBefore(" ").trim()
+        Log.i("Spotify Fragment Link", spotifyLink)
+        viewModelScope.launch(Dispatchers.IO) {
 
-        val link = spotifyLink.substringAfterLast('/', "Error").substringBefore('?')
+            /*
-        val type = spotifyLink.substringBeforeLast('/', "Error").substringAfterLast('/')
+            * New Link Schema: https://link.tospotify.com/kqTBblrjQbb,
-
+            * Fetching Standard Link: https://open.spotify.com/playlist/37i9dQZF1DX9RwfGbeGQwP?si=iWz7B1tETiunDntnDo3lSQ&amp;_branch_match_id=862039436205270630
-        Log.i("Spotify Fragment", "$type : $link")
+            * */
-
+            if (!spotifyLink.contains("open.spotify")) {
-
+                val resolvedLink = viewModel.resolveLink(spotifyLink)
-        if(sharedViewModel.spotifyService.value == null){//Authentication pending!!
+                Log.d("Spotify Resolved Link", resolvedLink)
-            if(isOnline()) mainActivity.authenticateSpotify()
+                spotifyLink = resolvedLink
-        }
-
-        when{
-            type == "Error" || link == "Error" -> {
-                showMessage("Please Check Your Link!")
-                mainActivity.onBackPressed()
             }
 
-            else -> {
+            link = spotifyLink.substringAfterLast('/', "Error").substringBefore('?')
-                if(type == "episode" || type == "show"){//TODO Implementation
+            type = spotifyLink.substringBeforeLast('/', "Error").substringAfterLast('/')
-                    showMessage("Implementing Soon, Stay Tuned!")
+
+            Log.i("Spotify Fragment", "$type : $link")
+
+            if (sharedViewModel.spotifyService.value == null) {//Authentication pending!!
+                if (isOnline()) mainActivity.authenticateSpotify()
+            }
+
+            when {
+                type == "Error" || link == "Error" -> {
+                    showMessage("Please Check Your Link!")
+                    mainActivity.onBackPressed()
                 }
-                else{
-                    this.viewModel.spotifySearch(type,link)
 
-                    binding.btnDownloadAll.setOnClickListener {
+                else -> {
-                        if(!isOnline()){
+                    if (type == "episode" || type == "show") {//TODO Implementation
-                            showNoConnectionAlert()
+                        showMessage("Implementing Soon, Stay Tuned!")
-                            return@setOnClickListener
+                    } else {
-                        }
+                        viewModel.spotifySearch(type, link)
-                        binding.btnDownloadAll.visibility = View.GONE
-                        binding.downloadingFab.visibility = View.VISIBLE
 
-                        rotateAnim(binding.downloadingFab)
+                        binding.btnDownloadAll.setOnClickListener {
-                        for (track in this.viewModel.trackList.value ?: listOf()){
+                            if (!isOnline()) {
-                            if(track.downloaded != DownloadStatus.Downloaded){
+                                showNoConnectionAlert()
-                                track.downloaded = DownloadStatus.Downloading
+                                return@setOnClickListener
-                                adapter.notifyItemChanged(this.viewModel.trackList.value!!.indexOf(track))
+                            }
+                            binding.btnDownloadAll.gone()
+                            binding.downloadingFab.apply {
+                                visible()
+                                rotate()
+                            }
+                            showMessage("Processing!")
+                            sharedViewModel.viewModelScope.launch(Dispatchers.Default) {
+                                loadAllImages(
+                                    requireActivity(),
+                                    viewModel.trackList.value?.map { it.albumArtURL },
+                                    Source.Spotify
+                                )
+                            }
+                            viewModelScope.launch {
+                                val finalList = viewModel.trackList.value?.filter{it.downloaded == DownloadStatus.NotDownloaded}
+                                if (finalList.isNullOrEmpty()) showMessage("Not Downloading Any Song")
+                                else downloadTracks(finalList as ArrayList<TrackDetails>)
+                                for (track in viewModel.trackList.value ?: listOf()) {
+                                    if (track.downloaded == DownloadStatus.NotDownloaded) {
+                                        track.downloaded = DownloadStatus.Queued
+                                        //adapter.notifyItemChanged(viewModel.trackList.value!!.indexOf(track))
+                                    }
+                                }
+                                adapter.notifyDataSetChanged()
                             }
-                        }
-                        showMessage("Processing!")
-                        sharedViewModel.uiScope.launch(Dispatchers.Default){
-                            val urlList = arrayListOf<String>()
-                            this@SpotifyFragment.viewModel.trackList.value?.forEach { urlList.add(it.albumArtURL) }
-                            //Appending Source
-                            urlList.add("spotify")
-                            loadAllImages(
-                                requireActivity(),
-                                urlList
-                            )
-                        }
-                        this.viewModel.uiScope.launch {
-                            val finalList = viewModel.trackList.value
-                            if(finalList.isNullOrEmpty())showMessage("Not Downloading Any Song")
-                            DownloadHelper.downloadAllTracks(
-                                viewModel.folderType,
-                                viewModel.subFolder,
-                                finalList ?: listOf(),
-                            )
                         }
                     }
                 }
             }
         }
-
         return binding.root
     }
 
@@ -127,15 +135,10 @@ class SpotifyFragment : TrackListFragment<SpotifyViewModel,SpotifyFragmentArgs>(
      * Basic Initialization
      **/
     private fun initializeAll() {
-        this.viewModel = ViewModelProvider(this).get(SpotifyViewModel::class.java)
-        adapter = TrackListAdapter(this.viewModel)
         sharedViewModel.spotifyService.observe(viewLifecycleOwner, {
             this.viewModel.spotifyService = it
         })
-        DownloadHelper.youtubeMusicApi = youtubeMusicApi
+        viewModel.spotifyService = spotifyService //Temp Initialisation
-        DownloadHelper.sharedViewModel = sharedViewModel
+        adapter = TrackListAdapter(this.viewModel)
-        DownloadHelper.statusBar = binding.statusBar
-        binding.trackList.adapter = adapter
-        (binding.trackList.itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
     }
 }

app/src/main/java/com/shabinder/spotiflyer/ui/spotify/SpotifyViewModel.kt

@@ -17,167 +17,193 @@
 
 package com.shabinder.spotiflyer.ui.spotify
 
-import android.os.Environment
 import android.util.Log
 import androidx.hilt.lifecycle.ViewModelInject
+import androidx.lifecycle.viewModelScope
 import com.shabinder.spotiflyer.database.DatabaseDAO
 import com.shabinder.spotiflyer.database.DownloadRecord
 import com.shabinder.spotiflyer.models.DownloadStatus
 import com.shabinder.spotiflyer.models.TrackDetails
-import com.shabinder.spotiflyer.models.spotify.*
+import com.shabinder.spotiflyer.models.spotify.Album
+import com.shabinder.spotiflyer.models.spotify.Image
+import com.shabinder.spotiflyer.models.spotify.Source
+import com.shabinder.spotiflyer.models.spotify.Track
+import com.shabinder.spotiflyer.networking.GaanaInterface
 import com.shabinder.spotiflyer.networking.SpotifyService
-import com.shabinder.spotiflyer.utils.Provider
+import com.shabinder.spotiflyer.ui.base.tracklistbase.TrackListViewModel
-import com.shabinder.spotiflyer.utils.TrackListViewModel
+import com.shabinder.spotiflyer.utils.Provider.imageDir
 import com.shabinder.spotiflyer.utils.finalOutputDir
+import com.shabinder.spotiflyer.utils.queryActiveTracks
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.io.File
 
-class SpotifyViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO) : TrackListViewModel(){
+class SpotifyViewModel @ViewModelInject constructor(
+    val databaseDAO: DatabaseDAO,
+    val gaanaInterface : GaanaInterface
+) : TrackListViewModel(){
 
     override var folderType:String = ""
     override var subFolder:String = ""
 
     var spotifyService : SpotifyService? = null
 
+    fun resolveLink(url:String):String {
+        val response = gaanaInterface.getResponse(url).execute().body()?.string().toString()
+        val regex = """https://open\.spotify\.com.+\w""".toRegex()
+        return regex.find(response)?.value.toString()
+    }
+
     fun spotifySearch(type:String,link: String){
-        when (type) {
+        viewModelScope.launch {
-            "track" -> {
+            when (type) {
-                uiScope.launch {
+                "track" -> {
-                    getTrackDetails(link)?.also {
+                    spotifyService?.getTrack(link)?.value?.also {
                         folderType = "Tracks"
-                        if(File(finalOutputDir(it.name,folderType,subFolder)).exists()){//Download Already Present!!
+                        subFolder = ""
+                        if (File(
+                                finalOutputDir(
+                                    it.name.toString(),
+                                    folderType,
+                                    subFolder
+                                )
+                            ).exists()
+                        ) {//Download Already Present!!
                             it.downloaded = DownloadStatus.Downloaded
                         }
-                        trackList.value = listOf(it).toTrackDetailsList()
+                        trackList.value = listOf(it).toTrackDetailsList(folderType, subFolder)
                         title.value = it.name
-                        coverUrl.value = it.album!!.images?.elementAtOrNull(1)?.url ?: it.album!!.images?.elementAtOrNull(0)?.url
+                        coverUrl.value = it.album!!.images?.elementAtOrNull(1)?.url
-                        withContext(Dispatchers.IO){
+                            ?: it.album!!.images?.elementAtOrNull(0)?.url
-                            databaseDAO.insert(DownloadRecord(
+                        withContext(Dispatchers.IO) {
-                                type = "Track",
+                            databaseDAO.insert(
-                                name = title.value!!,
+                                DownloadRecord(
-                                link = "https://open.spotify.com/$type/$link",
+                                    type = "Track",
-                                coverUrl = coverUrl.value!!,
+                                    name = title.value!!,
-                                totalFiles = 1,
+                                    link = "https://open.spotify.com/$type/$link",
-                                downloaded = it.downloaded == DownloadStatus.Downloaded,
+                                    coverUrl = coverUrl.value!!,
-                                directory = finalOutputDir(it.name,folderType,subFolder)
+                                    totalFiles = 1,
-                            ))
+                                )
+                            )
                         }
                     }
                 }
-            }
 
-            "album" -> {
+                "album" -> {
-                uiScope.launch {
+                    val albumObject = spotifyService?.getAlbum(link)?.value
-                    val albumObject = getAlbumDetails(link)
                     folderType = "Albums"
                     subFolder = albumObject?.name.toString()
                     albumObject?.tracks?.items?.forEach {
-                        if(File(finalOutputDir(it.name!!,folderType,subFolder)).exists()){//Download Already Present!!
+                        if (File(
+                                finalOutputDir(
+                                    it.name!!,
+                                    folderType,
+                                    subFolder
+                                )
+                            ).exists()
+                        ) {//Download Already Present!!
                             it.downloaded = DownloadStatus.Downloaded
                         }
-                        it.album = Album(images = listOf(Image(url = albumObject.images?.elementAtOrNull(1)?.url ?: albumObject.images?.elementAtOrNull(0)?.url )))
+                        it.album = Album(
+                            images = listOf(
+                                Image(
+                                    url = albumObject.images?.elementAtOrNull(1)?.url
+                                        ?: albumObject.images?.elementAtOrNull(0)?.url
+                                )
+                            )
+                        )
                     }
-                    trackList.value = albumObject?.tracks?.items?.toTrackDetailsList()
+                    trackList.value = albumObject?.tracks?.items?.toTrackDetailsList(folderType, subFolder)
                     title.value = albumObject?.name
-                    coverUrl.value = albumObject?.images?.elementAtOrNull(1)?.url ?: albumObject?.images?.elementAtOrNull(0)?.url
+                    coverUrl.value = albumObject?.images?.elementAtOrNull(1)?.url
-                    withContext(Dispatchers.IO){
+                        ?: albumObject?.images?.elementAtOrNull(0)?.url
-                        databaseDAO.insert(DownloadRecord(
+                    withContext(Dispatchers.IO) {
-                            type = "Album",
+                        databaseDAO.insert(
-                            name = title.value!!,
+                            DownloadRecord(
-                            link = "https://open.spotify.com/$type/$link",
+                                type = "Album",
-                            coverUrl = coverUrl.value.toString(),
+                                name = title.value!!,
-                            totalFiles = trackList.value?.size ?: 0,
+                                link = "https://open.spotify.com/$type/$link",
-                            downloaded = File(finalOutputDir(type = folderType,subFolder = subFolder)).listFiles()?.size == trackList.value?.size,
+                                coverUrl = coverUrl.value.toString(),
-                            directory = finalOutputDir(type = folderType,subFolder = subFolder)
+                                totalFiles = trackList.value?.size ?: 0,
-                        ))
+                            )
+                        )
                     }
                 }
-            }
 
-            "playlist" -> {
+                "playlist" -> {
-                uiScope.launch {
+                    Log.i("Spotify Service",spotifyService.toString())
-                    val playlistObject = getPlaylistDetails(link)
+                    val playlistObject = spotifyService?.getPlaylist(link)?.value
                     folderType = "Playlists"
                     subFolder = playlistObject?.name.toString()
                     val tempTrackList = mutableListOf<Track>()
-                    Log.i("Tracks Fetched",playlistObject?.tracks?.items?.size.toString())
+                    Log.i("Tracks Fetched", playlistObject?.tracks?.items?.size.toString())
                     playlistObject?.tracks?.items?.forEach {
-                        it.track?.let {
+                        it.track?.let { it1 ->
-                                it1 -> if(File(finalOutputDir(it1.name!!,folderType,subFolder)).exists()){//Download Already Present!!
+                            if (File(
-                            it1.downloaded = DownloadStatus.Downloaded
+                                    finalOutputDir(
-                        }
+                                        it1.name!!,
+                                        folderType,
+                                        subFolder
+                                    )
+                                ).exists()
+                            ) {//Download Already Present!!
+                                it1.downloaded = DownloadStatus.Downloaded
+                            }
                             tempTrackList.add(it1)
                         }
                     }
                     var moreTracksAvailable = !playlistObject?.tracks?.next.isNullOrBlank()
 
-                    while(moreTracksAvailable){
+                    while (moreTracksAvailable) {
                         //Check For More Tracks If available
-                        val moreTracks = getPlaylistTrackDetails(link,offset = tempTrackList.size)
+                        val moreTracks = spotifyService?.getPlaylistTracks(link, offset = tempTrackList.size)?.value
-                        moreTracks?.items?.forEach{
+                        moreTracks?.items?.forEach {
                             it.track?.let { it1 -> tempTrackList.add(it1) }
                         }
                         moreTracksAvailable = !moreTracks?.next.isNullOrBlank()
                     }
-                    Log.i("Total Tracks Fetched",tempTrackList.size.toString())
+                    Log.i("Total Tracks Fetched", tempTrackList.size.toString())
-                    trackList.value = tempTrackList.toTrackDetailsList()
+                    trackList.value = tempTrackList.toTrackDetailsList(folderType, subFolder)
                     title.value = playlistObject?.name
-                    coverUrl.value =  playlistObject?.images?.elementAtOrNull(1)?.url ?: playlistObject?.images?.firstOrNull()?.url.toString()
+                    coverUrl.value = playlistObject?.images?.elementAtOrNull(1)?.url
-                    withContext(Dispatchers.IO){
+                        ?: playlistObject?.images?.firstOrNull()?.url.toString()
-                        databaseDAO.insert(DownloadRecord(
+                    withContext(Dispatchers.IO) {
-                            type = "Playlist",
+                        databaseDAO.insert(
-                            name = title.value.toString(),
+                            DownloadRecord(
-                            link = "https://open.spotify.com/$type/$link",
+                                type = "Playlist",
-                            coverUrl = coverUrl.value.toString(),
+                                name = title.value.toString(),
-                            totalFiles = tempTrackList.size,
+                                link = "https://open.spotify.com/$type/$link",
-                            downloaded = File(finalOutputDir(type = folderType,subFolder = subFolder)).listFiles()?.size == tempTrackList.size,
+                                coverUrl = coverUrl.value.toString(),
-                            directory = finalOutputDir(type = folderType,subFolder = subFolder)
+                                totalFiles = tempTrackList.size,
-                        ))
+                            )
+                        )
                     }
                 }
+                "episode" -> {//TODO
+                }
+                "show" -> {//TODO
+                }
             }
-            "episode" -> {//TODO
+            queryActiveTracks()
-            }
-            "show" -> {//TODO
-            }
         }
     }
 
-    @Suppress("DEPRECATION")
+    private fun List<Track>.toTrackDetailsList(type:String , subFolder:String) = this.map {
-    private fun List<Track>.toTrackDetailsList() = this.map {
         TrackDetails(
             title = it.name.toString(),
             artists = it.artists?.map { artist -> artist?.name.toString() } ?: listOf(),
             durationSec = (it.duration_ms/1000).toInt(),
             albumArt = File(
-                Environment.getExternalStorageDirectory(),
+                imageDir + (it.album?.images?.elementAtOrNull(1)?.url ?: it.album?.images?.firstOrNull()?.url.toString()).substringAfterLast('/') + ".jpeg"),
-                Provider.defaultDir +".Images/" + (it.album?.images?.elementAtOrNull(1)?.url ?: it.album?.images?.firstOrNull()?.url.toString()).substringAfterLast('/') + ".jpeg"),
             albumName = it.album?.name,
             year = it.album?.release_date,
             comment = "Genres:${it.album?.genres?.joinToString()}",
             trackUrl = it.href,
             downloaded = it.downloaded,
             source = Source.Spotify,
-            albumArtURL = it.album?.images?.elementAtOrNull(1)?.url ?: it.album?.images?.firstOrNull()?.url.toString()
+            albumArtURL = it.album?.images?.elementAtOrNull(1)?.url ?: it.album?.images?.firstOrNull()?.url.toString(),
+            outputFile = finalOutputDir(it.name.toString(),type, subFolder,".m4a")
         )
     }.toMutableList()
-
-    private suspend fun getTrackDetails(trackLink:String): Track?{
-        Log.i("Requesting","https://api.spotify.com/v1/tracks/$trackLink")
-        return spotifyService?.getTrack(trackLink)?.value
-    }
-    private suspend fun getAlbumDetails(albumLink:String): Album?{
-        Log.i("Requesting","https://api.spotify.com/v1/albums/$albumLink")
-        return spotifyService?.getAlbum(albumLink)?.value
-    }
-    private suspend fun getPlaylistDetails(link:String): Playlist?{
-        Log.i("Requesting","https://api.spotify.com/v1/playlists/$link")
-        return spotifyService?.getPlaylist(link)?.value
-    }
-    private suspend fun getPlaylistTrackDetails(link:String,offset:Int = 0,limit:Int = 100): PagingObjectPlaylistTrack?{
-        Log.i("Requesting","https://api.spotify.com/v1/playlists/$link/tracks?offset=$offset&limit=$limit")
-        return spotifyService?.getPlaylistTracks(link, offset, limit)?.value
-    }
 }

app/src/main/java/com/shabinder/spotiflyer/ui/youtube/YoutubeFragment.kt

@@ -21,27 +21,26 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.lifecycle.ViewModelProvider
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.viewModelScope
 import androidx.navigation.fragment.navArgs
-import com.github.kiulian.downloader.YoutubeDownloader
-import com.shabinder.spotiflyer.downloadHelper.YTDownloadHelper
 import com.shabinder.spotiflyer.models.DownloadStatus
+import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.models.spotify.Source
 import com.shabinder.spotiflyer.recyclerView.TrackListAdapter
+import com.shabinder.spotiflyer.ui.base.tracklistbase.TrackListFragment
 import com.shabinder.spotiflyer.utils.*
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
-import javax.inject.Inject
 
 private const val sampleDomain2 = "youtu.be"
 private const val sampleDomain1 = "youtube.com"
 
 @AndroidEntryPoint
-class YoutubeFragment : TrackListFragment<YoutubeViewModel,YoutubeFragmentArgs>() {
+class YoutubeFragment : TrackListFragment<YoutubeViewModel, YoutubeFragmentArgs>(){
 
-    @Inject lateinit var ytDownloader: YoutubeDownloader
+    override val viewModel: YoutubeViewModel by viewModels()
-    override lateinit var viewModel: YoutubeViewModel
     override lateinit var adapter : TrackListAdapter
     override var source: Source = Source.YouTube
     override val args: YoutubeFragmentArgs by navArgs()
@@ -49,11 +48,9 @@ class YoutubeFragment : TrackListFragment<YoutubeViewModel,YoutubeFragmentArgs>(
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
+    ): View {
         super.onCreateView(inflater, container, savedInstanceState)
-        this.viewModel = ViewModelProvider(this).get(YoutubeViewModel::class.java)
+        adapter = TrackListAdapter(viewModel)
-        adapter = TrackListAdapter(this.viewModel)
-        binding.trackList.adapter = adapter
 
         val args = YoutubeFragmentArgs.fromBundle(requireArguments())
         val link = args.link
@@ -66,17 +63,17 @@ class YoutubeFragment : TrackListFragment<YoutubeViewModel,YoutubeFragmentArgs>(
         if(link.contains("playlist",true) || link.contains("list",true)){
             // Given Link is of a Playlist
             val playlistId = link.substringAfter("?list=").substringAfter("&list=").substringBefore("&")
-            this.viewModel.getYTPlaylist(playlistId,ytDownloader)
+            viewModel.getYTPlaylist(playlistId)
         }else{//Given Link is of a Video
             var searchId = "error"
             if(link.contains(sampleDomain1,true) ){
                 searchId =  link.substringAfterLast("=","error")
             }
-            if(link.contains(sampleDomain2,true) && !link.contains("playlist",true) ){
+            if(link.contains(sampleDomain2,true) ){
                 searchId = link.substringAfterLast("/","error")
             }
             if(searchId != "error") {
-                this.viewModel.getYTTrack(searchId,ytDownloader)
+                this.viewModel.getYTTrack(searchId)
             }else{showMessage("Your Youtube Link is not of a Video!!")}
         }
 
@@ -88,35 +85,24 @@ class YoutubeFragment : TrackListFragment<YoutubeViewModel,YoutubeFragmentArgs>(
                 showNoConnectionAlert()
                 return@setOnClickListener
             }
-            binding.btnDownloadAll.visibility = View.GONE
+            binding.btnDownloadAll.gone()
-            binding.downloadingFab.visibility = View.VISIBLE
+            binding.downloadingFab.apply{
-
+                visible()
-            rotateAnim(binding.downloadingFab)
+                rotate()
-
-            for (track in this.viewModel.trackList.value?: listOf()){
-                if(track.downloaded != DownloadStatus.Downloaded){
-                    track.downloaded = DownloadStatus.Downloading
-                    adapter.notifyItemChanged(this.viewModel.trackList.value!!.indexOf(track))
-                }
             }
             showMessage("Processing!")
-            sharedViewModel.uiScope.launch(Dispatchers.Default){
+            sharedViewModel.viewModelScope.launch(Dispatchers.Default){
-                val urlList = arrayListOf<String>()
+                loadAllImages(requireActivity(), viewModel.trackList.value?.map{it.albumArtURL}, Source.YouTube)
-                viewModel.trackList.value?.forEach { urlList.add("https://i.ytimg.com/vi/${it.albumArt.absolutePath.substringAfterLast("/")
-                    .substringBeforeLast(".")}/hqdefault.jpg")}
-                //Appending Source
-                urlList.add("youtube")
-                loadAllImages(
-                    requireActivity(),
-                    urlList
-                )
             }
-            viewModel.uiScope.launch {
+            viewModel.viewModelScope.launch {
-                YTDownloadHelper.downloadYTTracks(
+                downloadTracks((viewModel.trackList.value?.filter { it.downloaded == DownloadStatus.NotDownloaded } ?: arrayListOf()) as ArrayList<TrackDetails>)
-                    type = viewModel.folderType,
+                for (track in viewModel.trackList.value?: listOf()){
-                    subFolder = viewModel.subFolder,
+                    if(track.downloaded == DownloadStatus.NotDownloaded){
-                    tracks =  viewModel.trackList.value ?: listOf()
+                        track.downloaded = DownloadStatus.Queued
-                )
+                        //adapter.notifyItemChanged(viewModel.trackList.value!!.indexOf(track))
+                    }
+                }
+                adapter.notifyDataSetChanged()
             }
         }
     }

app/src/main/java/com/shabinder/spotiflyer/ui/youtube/YoutubeViewModel.kt

@@ -18,23 +18,27 @@
 package com.shabinder.spotiflyer.ui.youtube
 
 import android.annotation.SuppressLint
-import android.os.Environment
 import android.util.Log
 import androidx.hilt.lifecycle.ViewModelInject
+import androidx.lifecycle.viewModelScope
 import com.github.kiulian.downloader.YoutubeDownloader
 import com.shabinder.spotiflyer.database.DatabaseDAO
 import com.shabinder.spotiflyer.database.DownloadRecord
 import com.shabinder.spotiflyer.models.DownloadStatus
 import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.models.spotify.Source
+import com.shabinder.spotiflyer.ui.base.tracklistbase.TrackListViewModel
 import com.shabinder.spotiflyer.utils.*
-import com.shabinder.spotiflyer.utils.Provider.defaultDir
+import com.shabinder.spotiflyer.utils.Provider.imageDir
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.io.File
 
-class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO) : TrackListViewModel(){
+class YoutubeViewModel @ViewModelInject constructor(
+    val databaseDAO: DatabaseDAO,
+    private val ytDownloader: YoutubeDownloader
+) : TrackListViewModel(){
     /*
     * YT Album Art Schema
     * HI-RES Url: https://i.ytimg.com/vi/$searchId/maxresdefault.jpg"
@@ -44,10 +48,10 @@ class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
     override var folderType = "YT_Downloads"
     override var subFolder = ""
 
-    fun getYTPlaylist(searchId:String, ytDownloader:YoutubeDownloader){
+    fun getYTPlaylist(searchId:String){
         if(!isOnline())return
         try{
-            uiScope.launch(Dispatchers.IO) {
+            viewModelScope.launch(Dispatchers.IO) {
                 Log.i("YT Playlist",searchId)
                 val playlist = ytDownloader.getPlaylist(searchId)
                 val playlistDetails = playlist.details()
@@ -64,8 +68,7 @@ class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                         artists = listOf(it.author().toString()),
                         durationSec = it.lengthSeconds(),
                         albumArt = File(
-                            Environment.getExternalStorageDirectory(),
+                            imageDir + it.videoId() + ".jpeg"
-                            defaultDir + ".Images/" + it.videoId() + ".jpeg"
                         ),
                         source = Source.YouTube,
                         albumArtURL = "https://i.ytimg.com/vi/${it.videoId()}/hqdefault.jpg",
@@ -79,7 +82,9 @@ class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                             DownloadStatus.Downloaded
                         else {
                             DownloadStatus.NotDownloaded
-                        }
+                        },
+                        outputFile = finalOutputDir(it.title(),folderType, subFolder,".m4a"),
+                        videoID = it.videoId()
                     )
                 }.toMutableList())
 
@@ -90,10 +95,9 @@ class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                         link = "https://www.youtube.com/playlist?list=$searchId",
                         coverUrl = "https://i.ytimg.com/vi/${videos.firstOrNull()?.videoId()}/hqdefault.jpg",
                         totalFiles = videos.size,
-                        directory = finalOutputDir(itemName = removeIllegalChars(name),type = folderType,subFolder = subFolder),
-                        downloaded = File(finalOutputDir(itemName = removeIllegalChars(name),type = folderType,subFolder = subFolder)).exists()
                     ))
                 }
+                queryActiveTracks()
             }
         }catch (e:com.github.kiulian.downloader.YoutubeException.BadPageException){
             showMessage("An Error Occurred While Processing!")
@@ -102,10 +106,10 @@ class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
     }
 
     @SuppressLint("DefaultLocale")
-    fun getYTTrack(searchId:String, ytDownloader:YoutubeDownloader) {
+    fun getYTTrack(searchId:String) {
         if(!isOnline())return
         try{
-            uiScope.launch(Dispatchers.IO) {
+            viewModelScope.launch(Dispatchers.IO) {
                 Log.i("YT Video",searchId)
                 val video = ytDownloader.getVideo(searchId)
                 coverUrl.postValue("https://i.ytimg.com/vi/$searchId/hqdefault.jpg")
@@ -118,13 +122,23 @@ class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                             title = name,
                             artists = listOf(detail?.author().toString()),
                             durationSec = detail?.lengthSeconds()?:0,
-                            albumArt = File(
+                            albumArt = File(imageDir,"$searchId.jpeg"),
-                                Environment.getExternalStorageDirectory(),
-                                "$defaultDir.Images/$searchId.jpeg"
-                            ),
                             source = Source.YouTube,
-                            albumArtURL = "https://i.ytimg.com/vi/$searchId/hqdefault.jpg"
+                            albumArtURL = "https://i.ytimg.com/vi/$searchId/hqdefault.jpg",
-                    )
+                            downloaded = if (File(
+                                    finalOutputDir(
+                                        itemName = name,
+                                        type = folderType,
+                                        subFolder = subFolder
+                                    )).exists()
+                            )
+                                DownloadStatus.Downloaded
+                            else {
+                                DownloadStatus.NotDownloaded
+                            },
+                            outputFile = finalOutputDir(name,folderType, subFolder,".m4a"),
+                            videoID = searchId
+                        )
                     ).toMutableList()
                 )
                 title.postValue(
@@ -138,10 +152,9 @@ class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                         link = "https://www.youtube.com/watch?v=$searchId",
                         coverUrl = "https://i.ytimg.com/vi/$searchId/hqdefault.jpg",
                         totalFiles = 1,
-                        downloaded = false,
-                        directory = finalOutputDir(type = "YT_Downloads")
                     ))
                 }
+                queryActiveTracks()
             }
         } catch (e:com.github.kiulian.downloader.YoutubeException){
             showMessage("An Error Occurred While Processing!")

app/src/main/java/com/shabinder/spotiflyer/utils/Extensions.kt

@@ -21,6 +21,9 @@ import android.content.Intent
 import android.content.pm.PackageManager
 import android.net.Uri
 import android.view.View
+import android.view.animation.Animation
+import android.view.animation.LinearInterpolator
+import android.view.animation.RotateAnimation
 import com.shabinder.spotiflyer.utils.Provider.mainActivity
 
 fun View.openPlatformOnClick(packageName:String, websiteAddress:String){
@@ -43,3 +46,25 @@ fun View.openPlatformOnClick(websiteAddress:String){
     val intent = Intent(Intent.ACTION_VIEW, uri)
     this.setOnClickListener { mainActivity.startActivity(intent) }
 }
+
+fun View.rotate(){
+    val rotate = RotateAnimation(
+        0F, 360F,
+        Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f
+    )
+    rotate.duration = 2000
+    rotate.repeatCount = Animation.INFINITE
+    rotate.repeatMode = Animation.INFINITE
+    rotate.interpolator = LinearInterpolator()
+    this.animation = rotate
+}
+
+fun View.visible(){
+    this.visibility = View.VISIBLE
+}
+fun View.gone(){
+    this.visibility = View.GONE
+}
+fun View.invisible(){
+    this.visibility = View.INVISIBLE
+}

app/src/main/java/com/shabinder/spotiflyer/utils/NetworkInterceptor.kt

@@ -17,9 +17,9 @@
 
 package com.shabinder.spotiflyer.utils
 
+import android.util.Log
 import okhttp3.Interceptor
 import okhttp3.Protocol
-import okhttp3.RequestBody
 import okhttp3.Response
 import okhttp3.ResponseBody.Companion.toResponseBody
 
@@ -27,13 +27,14 @@ const val NoInternetErrorCode = 222
 
 class NetworkInterceptor: Interceptor {
     override fun intercept(chain: Interceptor.Chain): Response {
+        Log.i("Network Requesting",chain.request().url.toString())
         return if (!isOnline()){
             //No Internet Connection
             showNoConnectionAlert()
             //Lets Stop the Incoming Request
             Response.Builder()
                 .code(NoInternetErrorCode) // code(200.300) = successful else = unsuccessful
-                .body("{}".toResponseBody(null)) // Whatever body
+                .body("{}".toResponseBody(null)) // Empty Object
                 .protocol(Protocol.HTTP_2)
                 .message("No Internet Connection")
                 .request(chain.request())
@@ -52,15 +53,7 @@ class NetworkInterceptor: Interceptor {
                 .message(response.message)
                 .request(chain.request())
                 .build()
+//            chain.proceed(chain.request())
         }
     }
-    /*
-    * Converts REQUEST's Body to String
-    * */
-    private fun RequestBody?.bodyToString(): String {
-        if (this == null) return ""
-        val buffer = okio.Buffer()
-        writeTo(buffer)
-        return buffer.readUtf8()
-    }
 }

app/src/main/java/com/shabinder/spotiflyer/utils/Provider.kt

@@ -49,11 +49,24 @@ import javax.inject.Singleton
 @Module
 object Provider {
 
-    val mainActivity: MainActivity = MainActivity.getInstance()
+    // mainActivity Instance to use whereEver Needed , as Its God Activity.
-    val defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
+    // (i.e, Active Throughout App' Lifecycle )
+    val mainActivity: MainActivity by lazy { MainActivity.getInstance()  }
+
+    //Default Directory to save Media in their Own Categorized Folders
+    @Suppress("DEPRECATION")// We Do Have Media Access (But Just Media in Media Directory,Not Anything Else)
+    val defaultDir = Environment.getExternalStorageDirectory().toString() + File.separator +
+            Environment.DIRECTORY_MUSIC + File.separator +
+            "SpotiFlyer"+ File.separator
+
+    //Default Cache Directory to save Album Art to use them for writing in Media Later
+    val imageDir:String by lazy { mainActivity
+        .externalCacheDir?.absolutePath + File.separator +
+            ".Images" + File.separator }
 
 
     @Provides
+    @Singleton
     fun databaseDAO(@ApplicationContext appContext: Context):DatabaseDAO{
         return DownloadRecordDatabase.getInstance(appContext).databaseDAO
     }

app/src/main/java/com/shabinder/spotiflyer/utils/TrackListFragment.kt

@@ -1,146 +0,0 @@
-/*
- * Copyright (C)  2020  Shabinder Singh
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.shabinder.spotiflyer.utils
-
-import android.content.BroadcastReceiver
-import android.content.Context
-import android.content.Intent
-import android.content.IntentFilter
-import android.os.Bundle
-import android.util.Log
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import androidx.fragment.app.Fragment
-import androidx.lifecycle.ViewModelProvider
-import androidx.navigation.NavArgs
-import com.shabinder.spotiflyer.R
-import com.shabinder.spotiflyer.SharedViewModel
-import com.shabinder.spotiflyer.databinding.TrackListFragmentBinding
-import com.shabinder.spotiflyer.models.DownloadStatus
-import com.shabinder.spotiflyer.models.TrackDetails
-import com.shabinder.spotiflyer.models.spotify.Source
-import com.shabinder.spotiflyer.recyclerView.TrackListAdapter
-import com.shabinder.spotiflyer.utils.Provider.mainActivity
-
-abstract class TrackListFragment<VM : TrackListViewModel , args: NavArgs> : Fragment() {
-
-    protected lateinit var sharedViewModel: SharedViewModel
-    protected lateinit var binding: TrackListFragmentBinding
-    protected abstract var viewModel: VM
-    protected abstract var adapter: TrackListAdapter
-    protected abstract var source: Source
-    private var intentFilter: IntentFilter? = null
-    private var updateUIReceiver: BroadcastReceiver? = null
-    protected abstract val args:NavArgs
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        if(!isOnline()){
-            showNoConnectionAlert()
-            mainActivity.onBackPressed()
-        }
-        sharedViewModel = ViewModelProvider(this.requireActivity()).get(SharedViewModel::class.java)
-    }
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View? {
-        binding =  TrackListFragmentBinding.inflate(inflater,container,false)
-        return binding.root
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        initializeLiveDataObservers()
-    }
-
-    /**
-     *Live Data Observers
-     **/
-    private fun initializeLiveDataObservers() {
-        viewModel.trackList.observe(viewLifecycleOwner, {
-            if (!it.isNullOrEmpty()){
-                Log.i("GaanaFragment","TrackList Updated")
-                adapter.submitList(it, source)
-                checkIfAllDownloaded()
-            }
-        })
-
-        viewModel.coverUrl.observe(viewLifecycleOwner, {
-            it?.let{bindImage(binding.coverImage,it, source)}
-        })
-
-        viewModel.title.observe(viewLifecycleOwner, {
-            binding.titleView.text = it
-        })
-    }
-
-    private fun initializeBroadcast() {
-        intentFilter = IntentFilter()
-        intentFilter?.addAction("track_download_completed")
-
-        updateUIReceiver = object : BroadcastReceiver() {
-            override fun onReceive(context: Context?, intent: Intent?) {
-                //UI update here
-                if (intent != null){
-                    val trackDetails = intent.getParcelableExtra<TrackDetails?>("track")
-                    trackDetails?.let {
-                        val position: Int = viewModel.trackList.value?.map { it.title }?.indexOf(trackDetails.title) ?: -1
-                        Log.i("Track","Download Completed Intent :$position")
-                        if(position != -1) {
-                            val track = viewModel.trackList.value?.get(position)
-                            track?.let{
-                                it.downloaded = DownloadStatus.Downloaded
-                                viewModel.trackList.value?.set(position, it)
-                                adapter.notifyItemChanged(position)
-                                checkIfAllDownloaded()
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        requireActivity().registerReceiver(updateUIReceiver, intentFilter)
-    }
-
-    override fun onResume() {
-        super.onResume()
-        initializeBroadcast()
-    }
-
-    override fun onPause() {
-        super.onPause()
-        requireActivity().unregisterReceiver(updateUIReceiver)
-    }
-
-    private fun checkIfAllDownloaded() {
-        if(!viewModel.trackList.value!!.any { it.downloaded != DownloadStatus.Downloaded }){
-            //All Tracks Downloaded
-            binding.btnDownloadAll.visibility = View.GONE
-            binding.downloadingFab.apply{
-                setImageResource(R.drawable.ic_tick)
-                visibility = View.VISIBLE
-                clearAnimation()
-            }
-        }
-    }
-
-}

app/src/main/java/com/shabinder/spotiflyer/utils/Utils.kt

@@ -22,12 +22,7 @@ import android.content.Intent
 import android.net.ConnectivityManager
 import android.net.NetworkCapabilities
 import android.os.Build
-import android.os.Environment
 import android.util.Log
-import android.view.View
-import android.view.animation.Animation
-import android.view.animation.LinearInterpolator
-import android.view.animation.RotateAnimation
 import android.widget.ImageView
 import androidx.core.content.ContextCompat
 import androidx.core.net.toUri
@@ -39,9 +34,10 @@ import com.bumptech.glide.request.target.Target
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
 import com.shabinder.spotiflyer.R
-import com.shabinder.spotiflyer.models.DownloadObject
+import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.models.spotify.Source
 import com.shabinder.spotiflyer.utils.Provider.defaultDir
+import com.shabinder.spotiflyer.utils.Provider.imageDir
 import com.shabinder.spotiflyer.utils.Provider.mainActivity
 import com.shabinder.spotiflyer.worker.ForegroundService
 import kotlinx.coroutines.CoroutineScope
@@ -50,23 +46,34 @@ import kotlinx.coroutines.launch
 import java.io.File
 import java.io.IOException
 
-fun loadAllImages(context: Context?, images:ArrayList<String>? = null ) {
+fun loadAllImages(context: Context?, images:List<String>? = null,source:Source) {
     val serviceIntent = Intent(context, ForegroundService::class.java)
-    images?.let {  serviceIntent.putStringArrayListExtra("imagesList",it) }
+    images?.let {  serviceIntent.putStringArrayListExtra("imagesList",(it + source.name) as ArrayList<String>) }
     context?.let { ContextCompat.startForegroundService(it, serviceIntent) }
 }
 
-fun startService(context:Context?,objects:ArrayList<DownloadObject>? = null ) {
+fun downloadTracks(
-    val serviceIntent = Intent(context, ForegroundService::class.java)
+    trackList: ArrayList<TrackDetails>,
-    objects?.let {  serviceIntent.putParcelableArrayListExtra("object",it) }
+    context: Context? = mainActivity
+) {
+    if(!trackList.isNullOrEmpty()){
+        val serviceIntent = Intent(context, ForegroundService::class.java)
+        serviceIntent.putParcelableArrayListExtra("object",trackList)
+        context?.let { ContextCompat.startForegroundService(it, serviceIntent) }
+    }
+}
+
+fun queryActiveTracks(context:Context? = mainActivity) {
+    val serviceIntent = Intent(context, ForegroundService::class.java).apply {
+        action = "query"
+    }
     context?.let { ContextCompat.startForegroundService(it, serviceIntent) }
 }
 
-fun finalOutputDir(itemName:String? = null,type:String, subFolder:String?=null,extension:String? = ".mp3"): String{
+fun finalOutputDir(itemName:String ,type:String, subFolder:String,extension:String = ".mp3"): String{
-    return Environment.getExternalStorageDirectory().toString() + File.separator +
+    return defaultDir + removeIllegalChars(type) + File.separator +
-            defaultDir + removeIllegalChars(type) + File.separator +
+            if(subFolder.isEmpty())"" else { removeIllegalChars(subFolder) + File.separator} +
-            (if(subFolder == null){""}else{ removeIllegalChars(subFolder) + File.separator}
+            removeIllegalChars(itemName) + extension
-                    + itemName?.let { removeIllegalChars(it) + extension})
 }
 
 /**
@@ -115,19 +122,6 @@ fun showMessage(message: String, long: Boolean = false,isSuccess:Boolean = false
     }
 }
 
-
-fun rotateAnim(view: View){
-    val rotate = RotateAnimation(
-        0F, 360F,
-        Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f
-    )
-    rotate.duration = 1000
-    rotate.repeatCount = Animation.INFINITE
-    rotate.repeatMode = Animation.INFINITE
-    rotate.interpolator = LinearInterpolator()
-    view.animation = rotate
-}
-
 fun showNoConnectionAlert(){
     CoroutineScope(Dispatchers.Main).launch {
         mainActivity.apply {
@@ -172,26 +166,22 @@ fun bindImage(imgView: ImageView, imgUrl: String?,source: Source?) {
                                 val file = when(source){
                                     Source.Spotify->{
                                         File(
-                                            Environment.getExternalStorageDirectory(),
+                                            imageDir + imgUrl.substringAfterLast('/',imgUrl) + ".jpeg"
-                                            defaultDir+".Images/" + imgUrl.substringAfterLast('/',imgUrl) + ".jpeg"
                                         )
                                     }
                                     Source.YouTube->{
                                         //Url Format: https://i.ytimg.com/vi/$searchId/maxresdefault.jpg"
                                         // We Are Naming using "$searchId"
                                         File(
-                                            Environment.getExternalStorageDirectory(),
+                                            imageDir + imgUrl.substringBeforeLast('/',imgUrl).substringAfterLast('/',imgUrl) + ".jpeg"
-                                            defaultDir+".Images/" + imgUrl.substringBeforeLast('/',imgUrl).substringAfterLast('/',imgUrl) + ".jpeg"
                                         )
                                     }
                                     Source.Gaana -> {
                                         File(
-                                            Environment.getExternalStorageDirectory(),
+                                            imageDir + (imgUrl.substringBeforeLast('/').substringAfterLast('/')) + ".jpeg")
-                                            Provider.defaultDir +".Images/" + (imgUrl.substringBeforeLast('/').substringAfterLast('/')) + ".jpeg")
                                     }
                                     else ->  File(
-                                        Environment.getExternalStorageDirectory(),
+                                        imageDir + imgUrl.substringAfterLast('/',imgUrl) + ".jpeg"
-                                        defaultDir+".Images/" + imgUrl.substringAfterLast('/',imgUrl) + ".jpeg"
                                     )
                                 }
                                  // the File to save , append increasing numeric counter to prevent files from getting overwritten.
@@ -221,23 +211,22 @@ fun File.copyTo(file: File) {
     }
 }
 fun createDirectory(dir:String){
-    val yourAppDir = File(Environment.getExternalStorageDirectory(),
+    val yourAppDir = File(dir)
-         dir)
 
     if(!yourAppDir.exists() && !yourAppDir.isDirectory)
     { // create empty directory
         if (yourAppDir.mkdirs())
-        {Log.i("CreateDir","App dir created")}
+        {Log.i("CreateDir","$dir created")}
         else
-        {Log.w("CreateDir","Unable to create app dir!")}
+        {Log.w("CreateDir","Unable to create Dir: $dir!")}
     }
     else
-    {Log.i("CreateDir","App dir already exists")}
+    {Log.i("CreateDir","$dir already exists")}
 }
 /**
  * Removing Illegal Chars from File Name
  * **/
-fun removeIllegalChars(fileName: String): String? {
+fun removeIllegalChars(fileName: String): String {
     val illegalCharArray = charArrayOf(
         '/',
         '\n',
@@ -277,28 +266,9 @@ fun removeIllegalChars(fileName: String): String? {
 
 fun createDirectories() {
     createDirectory(defaultDir)
-    createDirectory(defaultDir + ".Images/")
+    createDirectory(imageDir)
     createDirectory(defaultDir + "Tracks/")
     createDirectory(defaultDir + "Albums/")
     createDirectory(defaultDir + "Playlists/")
     createDirectory(defaultDir + "YT_Downloads/")
 }
-fun getEmojiByUnicode(unicode: Int): String? {
-    return String(Character.toChars(unicode))
-}
-
-/*
-internal val nullOnEmptyConverterFactory = object : Converter.Factory() {
-    fun converterFactory() = this
-    override fun responseBodyConverter(
-        type: Type,
-        annotations: Array<out Annotation>,
-        retrofit: Retrofit
-    ) = object : Converter<ResponseBody, Any?> {
-        val nextResponseBodyConverter =
-            retrofit.nextResponseBodyConverter<Any?>(converterFactory(), type, annotations)
-
-        override fun convert(value: ResponseBody) =
-            if (value.contentLength() != 0L) nextResponseBodyConverter.convert(value) else null
-    }
-}*/

app/src/main/java/com/shabinder/spotiflyer/worker/ForegroundService.kt

@@ -24,6 +24,7 @@ import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.content.IntentFilter
+import android.media.MediaScannerConnection
 import android.net.Uri
 import android.os.*
 import android.util.Log
@@ -45,21 +46,30 @@ import com.github.kiulian.downloader.model.quality.AudioQuality
 import com.mpatric.mp3agic.ID3v1Tag
 import com.mpatric.mp3agic.ID3v24Tag
 import com.mpatric.mp3agic.Mp3File
-import com.shabinder.spotiflyer.MainActivity
 import com.shabinder.spotiflyer.R
-import com.shabinder.spotiflyer.models.DownloadObject
+import com.shabinder.spotiflyer.downloadHelper.getYTTracks
+import com.shabinder.spotiflyer.downloadHelper.sortByBestMatch
+import com.shabinder.spotiflyer.models.DownloadStatus
 import com.shabinder.spotiflyer.models.TrackDetails
-import com.shabinder.spotiflyer.utils.Provider
+import com.shabinder.spotiflyer.models.spotify.Source
-import com.shabinder.spotiflyer.utils.copyTo
+import com.shabinder.spotiflyer.networking.YoutubeMusicApi
+import com.shabinder.spotiflyer.networking.makeJsonBody
+import com.shabinder.spotiflyer.utils.*
+import com.shabinder.spotiflyer.utils.Provider.imageDir
 import com.tonyodev.fetch2.*
 import com.tonyodev.fetch2core.DownloadBlock
+import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.*
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
 import java.io.File
 import java.io.FileInputStream
 import java.io.IOException
 import java.util.*
-
+import javax.inject.Inject
-@Suppress("DEPRECATION")
+@AndroidEntryPoint
+@RequiresApi(Build.VERSION_CODES.O)
 class ForegroundService : Service(){
     private val tag = "Foreground Service"
     private val channelId = "ForegroundDownloaderService"
@@ -67,61 +77,59 @@ class ForegroundService : Service(){
     private var total = 0 //Total Downloads Requested
     private var converted = 0//Total Files Converted
     private var downloaded = 0//Total Files downloaded
-    private lateinit var fetch:Fetch
-    private lateinit var ytDownloader: YoutubeDownloader
-    private lateinit var downloadManager : DownloadManager
     private var serviceJob = Job()
     private val serviceScope = CoroutineScope(Dispatchers.IO + serviceJob)
     private val requestMap = mutableMapOf<Request, TrackDetails>()
-    private var speed :Long = 0
+    private val allTracksDetails = mutableListOf<TrackDetails>()
-    private var defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
+    private var defaultDir = Provider.defaultDir
-    private val parentDirectory = File(Environment.getExternalStorageDirectory(),
-        defaultDir +File.separator
-    )
     private var wakeLock: PowerManager.WakeLock? = null
     private var isServiceStarted = false
-    var notificationLine = 0
+    private var notificationLine = 0
-    val messageList = mutableListOf("","","","")
+    private var messageList = mutableListOf("", "", "", "")
-    private var pendingIntent:PendingIntent? = null
+    private lateinit var cancelIntent:PendingIntent
+    private lateinit var fetch:Fetch
+    private lateinit var ytDownloader: YoutubeDownloader
+    private lateinit var downloadManager : DownloadManager
+    @Inject lateinit var youtubeMusicApi: YoutubeMusicApi
 
-
+    override fun onBind(intent: Intent): IBinder? = null
-
-    override fun onBind(intent: Intent): IBinder? {
-        return null
-    }
 
     override fun onCreate() {
         super.onCreate()
-        val notificationIntent = Intent(this, MainActivity::class.java)
+        createNotificationChannel(channelId,"Downloader Service")
-        pendingIntent = PendingIntent.getActivity(
+        val intent = Intent(
             this,
-            0, notificationIntent, 0
+            ForegroundService::class.java
-        )
+        ).apply{action = "kill"}
+        cancelIntent = PendingIntent.getService (this, 0 , intent , PendingIntent.FLAG_CANCEL_CURRENT )
         downloadManager = getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager
         ytDownloader = YoutubeDownloader()
-        val fetchConfiguration =
+        initialiseFetch()
-            FetchConfiguration.Builder(this)
-                .setDownloadConcurrentLimit(4)
-                .build()
-
-        Fetch.setDefaultInstanceConfiguration(fetchConfiguration)
-
-        fetch = Fetch.getDefaultInstance()
-        fetch.addListener(fetchListener)
-        //clearing all not completed Downloads
-        //Starting fresh
-        fetch.removeAll()
-
-        startForeground()
     }
 
     @SuppressLint("WakelockTimeout")
     override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int {
         // Send a notification that service is started
-        Log.i(tag,"Service Started.")
+        Log.i(tag, "Service Started.")
-        startForeground()
+        startForeground(notificationId, getNotification())
-        val downloadObjects: ArrayList<DownloadObject>? = (intent.getParcelableArrayListExtra("object") ?: intent.extras?.getParcelableArrayList("object"))
+
-        val imagesList: ArrayList<String>? = (intent.getStringArrayListExtra("imagesList") ?: intent.extras?.getStringArrayList("imagesList"))
+        when (intent.action) {
+            "kill" -> killService()
+            "query" -> {
+                val response = Intent().apply {
+                    action = "query_result"
+                    putParcelableArrayListExtra("tracks", allTracksDetails as ArrayList<TrackDetails> )
+                }
+                sendBroadcast(response)
+            }
+        }
+
+        val downloadObjects: ArrayList<TrackDetails>? = (intent.getParcelableArrayListExtra("object") ?: intent.extras?.getParcelableArrayList(
+            "object"
+        ))
+        val imagesList: ArrayList<String>? = (intent.getStringArrayListExtra("imagesList") ?: intent.extras?.getStringArrayList(
+            "imagesList"
+        ))
 
         imagesList?.let{
             serviceScope.launch {
@@ -132,7 +140,10 @@ class ForegroundService : Service(){
         downloadObjects?.let {
             total += downloadObjects.size
             updateNotification()
-            downloadAllTracks(downloadObjects)
+            it.forEach { it1 ->
+                allTracksDetails.add(it1.apply { downloaded = DownloadStatus.Queued })
+            }
+            downloadAllTracks(it)
         }
 
         //Wake locks and misc tasks from here :
@@ -140,7 +151,7 @@ class ForegroundService : Service(){
             //Service Already Started
             START_STICKY
         } else{
-            Log.i(tag,"Starting the foreground service task")
+            Log.i(tag, "Starting the foreground service task")
             isServiceStarted = true
             wakeLock =
                 (getSystemService(Context.POWER_SERVICE) as PowerManager).run {
@@ -152,76 +163,96 @@ class ForegroundService : Service(){
         }
     }
 
-    private fun downloadAllTracks(downloadObjects: List<DownloadObject>){
+    /**
-        serviceScope.launch(Dispatchers.IO) {
+     * Function To Download All Tracks Available in a List
-            for(downloadObj in downloadObjects){
+     **/
-                try {
+    private fun downloadAllTracks(trackList: List<TrackDetails>) {
-                    val video = ytDownloader.getVideo(downloadObj.ytVideoId)
+        serviceScope.launch(Dispatchers.Default){
-                    val format: Format? = try {
+            trackList.forEach {
-                        video?.findAudioWithQuality(AudioQuality.medium)?.get(0) as Format
+                if(it.downloaded == DownloadStatus.Downloaded){//Download Already Present!!
-                    } catch (e: java.lang.IndexOutOfBoundsException) {
+                }else {
-                        try {
+                    if (!it.videoID.isNullOrBlank()) {//Video ID already known!
-                            video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
+                        downloadTrack(it.videoID!!, it)
-                        } catch (e: java.lang.IndexOutOfBoundsException) {
+                    } else {
-                            try {
+                        val searchQuery = "${it.title} - ${it.artists.joinToString(",")}"
-                                video?.findAudioWithQuality(AudioQuality.low)?.get(0) as Format
+                        val jsonBody = makeJsonBody(searchQuery.trim()).toJsonString()
-                            } catch (e: java.lang.IndexOutOfBoundsException) {
+                        youtubeMusicApi.getYoutubeMusicResponse(jsonBody).enqueue(
-                                Log.i("YTDownloader", e.toString())
+                            object : Callback<String> {
-                                null
+                                override fun onResponse(
-                            }
+                                    call: Call<String>,
-                        }
+                                    response: Response<String>
-                    }
+                                ) {
-                    format?.let {
+                                    val videoId = sortByBestMatch(
-                        val url: String = format.url()
+                                        getYTTracks(response.body().toString()),
-                        Log.i("DHelper Link Found", url)
+                                        trackName = it.title,
-                        serviceScope.launch {
+                                        trackArtists = it.artists,
-                            val request= Request(url, downloadObj.outputFile)
+                                        trackDurationSec = it.durationSec
-                            request.priority = Priority.NORMAL
+                                    ).keys.firstOrNull()
-                            request.networkType = NetworkType.ALL
+                                    Log.i("Service VideoID", videoId ?: "Not Found")
+                                    if (videoId.isNullOrBlank()) sendTrackBroadcast(
+                                        Status.FAILED.name,
+                                        it
+                                    )
+                                    else {//Found Youtube Video ID
+                                        downloadTrack(videoId, it)
+                                    }
+                                }
 
-                            fetch.enqueue(request,
+                                override fun onFailure(call: Call<String>, t: Throwable) {
-                                {
+                                    if (t.message.toString()
-                                    requestMap[it] = downloadObj.trackDetails
+                                            .contains("Failed to connect")
-                                    Log.i(tag, "Enqueuing Download")
+                                    ) showMessage("Failed, Check Your Internet Connection!")
-                                },
+                                    Log.i("YT API Req. Fail", t.message.toString())
-                                {
+                                }
-                                    Log.i(tag, "Enqueuing Error:${it.throwable.toString()}")}
+                            }
-                            )
+                        )
-                        }
                     }
-                }catch (e: com.github.kiulian.downloader.YoutubeException){
-                    Log.i("Service YT Error", e.message.toString())
                 }
             }
         }
     }
 
-    override fun onDestroy() {
+    fun downloadTrack(videoID:String,track: TrackDetails){
-        super.onDestroy()
+        serviceScope.launch(Dispatchers.IO) {
-        if(converted == total){
+            try {
-            Handler().postDelayed({
+                val video = ytDownloader.getVideo(videoID)
-                Log.i(tag,"Service destroyed.")
+                val format: Format? = try {
-                deleteFile(parentDirectory)
+                    video?.findAudioWithQuality(AudioQuality.medium)?.get(0) as Format
-                releaseWakeLock()
+                } catch (e: java.lang.IndexOutOfBoundsException) {
-                stopForeground(true)
+                    try {
-            },2000)
+                        video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
-        }
+                    } catch (e: java.lang.IndexOutOfBoundsException) {
-    }
+                        try {
-
+                            video?.findAudioWithQuality(AudioQuality.low)?.get(0) as Format
-    override fun onTaskRemoved(rootIntent: Intent?) {
+                        } catch (e: java.lang.IndexOutOfBoundsException) {
-        super.onTaskRemoved(rootIntent)
+                            Log.i("YTDownloader", e.toString())
-        if(converted == total ){
+                            null
-            Log.i(tag,"Service Removed.")
+                        }
-            deleteFile(parentDirectory)
+                    }
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                }
-                stopForeground(true)
+                format?.let {
-            } else {
+                    val url: String = format.url()
-                stopSelf()//System will automatically close it
+                    Log.i("DHelper Link Found", url)
+                    val request= Request(url, track.outputFile).apply{
+                        priority = Priority.NORMAL
+                        networkType = NetworkType.ALL
+                    }
+                    fetch.enqueue(request,
+                        {
+                            requestMap[it] = track
+                            Log.i(tag, "Enqueuing Download")
+                        },
+                        {
+                            Log.i(tag, "Enqueuing Error:${it.throwable.toString()}")
+                        }
+                    )
+                }
+            }catch (e: com.github.kiulian.downloader.YoutubeException){
+                Log.i("Service YT Error", e.message.toString())
             }
         }
     }
 
-
     /**
      * Fetch Listener/ Responsible for Fetch Behaviour
      **/
@@ -230,7 +261,7 @@ class ForegroundService : Service(){
             download: Download,
             waitingOnNetwork: Boolean
         ) {
-            // TODO("Not yet implemented")
+            requestMap[download.request]?.let { sendTrackBroadcast(Status.QUEUED.name, it) }
         }
 
         override fun onRemoved(download: Download) {
@@ -256,7 +287,7 @@ class ForegroundService : Service(){
                     messageList[1] = "Downloading ${track?.title}"
                     notificationLine = 2
                 }
-                2-> {
+                2 -> {
                     messageList[2] = "Downloading ${track?.title}"
                     notificationLine = 3
                 }
@@ -265,8 +296,13 @@ class ForegroundService : Service(){
                     notificationLine = 0
                 }
             }
-            Log.i(tag,"${track?.title} Download Started")
+            Log.i(tag, "${track?.title} Download Started")
-            updateNotification()
+            track?.let{
+                allTracksDetails[allTracksDetails.map{ trackDetails -> trackDetails.title}.indexOf(it.title)] =
+                    it.apply { downloaded = DownloadStatus.Downloading }
+                updateNotification()
+                sendTrackBroadcast(Status.DOWNLOADING.name,track)
+            }
         }
 
         override fun onWaitingNetwork(download: Download) {
@@ -292,19 +328,22 @@ class ForegroundService : Service(){
 
             serviceScope.launch {
                 try{
-                    track?.let { convertToMp3(download.file, it) }
+                    track?.let {
-                    Log.i(tag,"${track?.title} Download Completed")
+                        convertToMp3(download.file, it)
-                }catch (e:KotlinNullPointerException
+                        allTracksDetails[allTracksDetails.map{ trackDetails -> trackDetails.title}.indexOf(it.title)] =
+                            it.apply { downloaded = DownloadStatus.Converting }
+                    }
+                    Log.i(tag, "${track?.title} Download Completed")
+                }catch (
+                    e: KotlinNullPointerException
                 ){
-                    Log.i(tag,"${track?.title} Download Failed! Error:Fetch!!!!")
+                    Log.i(tag, "${track?.title} Download Failed! Error:Fetch!!!!")
-                    Log.i(tag,"${track?.title} Requesting Download thru Android DM")
+                    Log.i(tag, "${track?.title} Requesting Download thru Android DM")
-                    downloadUsingDM(download.request.url,download.request.file, track!!)
+                    downloadUsingDM(download.request.url, download.request.file, track!!)
                     downloaded++
                     requestMap.remove(download.request)
                 }
             }
-            speed = 0
-//            updateNotification()
         }
 
         override fun onDeleted(download: Download) {
@@ -323,9 +362,9 @@ class ForegroundService : Service(){
             serviceScope.launch {
                 val track = requestMap[download.request]
                 downloaded++
-                Log.i(tag,download.error.throwable.toString())
+                Log.i(tag, download.error.throwable.toString())
-                Log.i(tag,"${track?.title} Requesting Download thru Android DM")
+                Log.i(tag, "${track?.title} Requesting Download thru Android DM")
-                downloadUsingDM(download.request.url,download.request.file, track!!)
+                downloadUsingDM(download.request.url, download.request.file, track!!)
                 requestMap.remove(download.request)
             }
             updateNotification()
@@ -341,30 +380,33 @@ class ForegroundService : Service(){
             downloadedBytesPerSecond: Long
         ) {
             val track  = requestMap[download.request]
-            Log.i(tag,"${track?.title} ETA: ${etaInMilliSeconds/1000} sec")
+            Log.i(tag, "${track?.title} ETA: ${etaInMilliSeconds / 1000} sec")
-            speed = (downloadedBytesPerSecond/1000)
+            val intent = Intent().apply {
-//            updateNotification()
+                action = "Progress"
+                putExtra("progress", download.progress)
+                putExtra("track", requestMap[download.request])
+            }
+            sendBroadcast(intent)
         }
-
     }
 
     /**
     * If fetch Fails , Android Download Manager To RESCUE!!
     **/
-    fun downloadUsingDM(url:String, outputDir:String, track: TrackDetails){
+    fun downloadUsingDM(url: String, outputDir: String, track: TrackDetails){
         val uri = Uri.parse(url)
-        val request = DownloadManager.Request(uri)
+        val request = DownloadManager.Request(uri).apply {
-            .setAllowedNetworkTypes(
+            setAllowedNetworkTypes(
                 DownloadManager.Request.NETWORK_WIFI or
                         DownloadManager.Request.NETWORK_MOBILE
             )
-            .setAllowedOverRoaming(false)
+            setAllowedOverRoaming(false)
-            .setTitle(track.title)
+            setTitle(track.title)
-            .setDescription("Spotify Downloader Working Up here...")
+            setDescription("Spotify Downloader Working Up here...")
-            .setDestinationInExternalPublicDir(Environment.DIRECTORY_MUSIC, outputDir.removePrefix(
+            setDestinationUri(File(outputDir).toUri())
-                Environment.getExternalStorageDirectory().toString() + Environment.DIRECTORY_MUSIC + File.separator
+            setNotificationVisibility(VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
-            ))
+        }
-            .setNotificationVisibility(VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
+
         //Start Download
         val downloadID = downloadManager.enqueue(request)
         Log.i("DownloadManager", "Download Request Sent")
@@ -375,20 +417,23 @@ class ForegroundService : Service(){
                 val id = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1)
                 //Checking if the received broadcast is for our enqueued download by matching download id
                 if (downloadID == id) {
-                    convertToMp3(outputDir,track)
+                    allTracksDetails[allTracksDetails.map{ trackDetails -> trackDetails.title}.indexOf(track.title)] =
+                        track.apply { downloaded = DownloadStatus.Converting }
+                    convertToMp3(outputDir, track)
                     converted++
                     //Unregister this broadcast Receiver
                     this@ForegroundService.unregisterReceiver(this)
                 }
             }
         }
-        registerReceiver(onDownloadComplete,IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE))
+        registerReceiver(onDownloadComplete, IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE))
     }
 
     /**
      *Converting Downloaded Audio (m4a) to Mp3.( Also Applying Metadata)
      **/
     fun convertToMp3(filePath: String, track: TrackDetails){
+        sendTrackBroadcast("Converting",track)
         val m4aFile = File(filePath)
 
         FFmpeg.executeAsync(
@@ -398,39 +443,41 @@ class ForegroundService : Service(){
                 RETURN_CODE_SUCCESS -> {
                     Log.i(Config.TAG, "Async command execution completed successfully.")
                     m4aFile.delete()
-                    writeMp3Tags(filePath.substringBeforeLast('.')+".mp3",track)
+                    writeMp3Tags(filePath.substringBeforeLast('.') + ".mp3", track)
                     //FFMPEG task Completed
-                    }
+                }
                 RETURN_CODE_CANCEL -> {
                     Log.i(Config.TAG, "Async command execution cancelled by user.")
                 }
                 else -> {
-                    Log.i(Config.TAG, String.format("Async command execution failed with rc=%d.", returnCode))
+                    Log.i(
+                        Config.TAG, String.format(
+                            "Async command execution failed with rc=%d.",
+                            returnCode
+                        )
+                    )
                 }
             }
         }
     }
 
-    private fun writeMp3Tags(filePath:String, track: TrackDetails){
+    private fun writeMp3Tags(filePath: String, track: TrackDetails){
         var mp3File = Mp3File(filePath)
         mp3File =  removeAllTags(mp3File)
-        mp3File = setId3v1Tags(mp3File,track)
+        mp3File = setId3v1Tags(mp3File, track)
-        mp3File = setId3v2Tags(mp3File,track)
+        mp3File = setId3v2Tags(mp3File, track)
-        Log.i("Mp3Tags","saving file")
+        Log.i("Mp3Tags", "saving file")
-        mp3File.save(filePath.substringBeforeLast('.')+".new.mp3")
+        mp3File.save(filePath.substringBeforeLast('.') + ".new.mp3")
         val file = File(filePath)
         file.delete()
-        val newFile = File((filePath.substringBeforeLast('.')+".new.mp3"))
+        val newFile = File((filePath.substringBeforeLast('.') + ".new.mp3"))
         newFile.renameTo(file)
         converted++
         updateNotification()
-
+        addToLibrary(file.absolutePath)
+        allTracksDetails.removeAt(allTracksDetails.map{ trackDetails -> trackDetails.title}.indexOf(track.title))
         //Notify Download Completed
-        val intent = Intent()
+        sendTrackBroadcast("track_download_completed",track)
-            .setAction("track_download_completed")
-            .putExtra("track",track)
-        this@ForegroundService.sendBroadcast(intent)
-
         //All tasks completed (REST IN PEACE)
         if(converted == total){
             onDestroy()
@@ -443,19 +490,7 @@ class ForegroundService : Service(){
     private fun updateNotification() {
         val mNotificationManager: NotificationManager =
             getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
-        val notification = NotificationCompat.Builder(this, channelId)
+        mNotificationManager.notify(notificationId, getNotification())
-            .setSmallIcon(R.drawable.down_arrowbw)
-            .setSubText("Total: $total  Completed:$converted")
-            .setNotificationSilent()
-            .setStyle(NotificationCompat.InboxStyle()
-//                .setBigContentTitle("Speed: $speed KB/s")
-                .addLine(messageList[0])
-                .addLine(messageList[1])
-                .addLine(messageList[2])
-                .addLine(messageList[3]))
-            .setContentIntent(pendingIntent)
-            .build()
-        mNotificationManager.notify(notificationId, notification)
     }
 
     /**
@@ -487,9 +522,9 @@ class ForegroundService : Service(){
             val fis = FileInputStream(track.albumArt)
             fis.read(bytesArray) //read file into bytes[]
             fis.close()
-            id3v2Tag.setAlbumImage(bytesArray,"image/jpeg")
+            id3v2Tag.setAlbumImage(bytesArray, "image/jpeg")
-        }catch (e:java.io.FileNotFoundException){
+        }catch (e: java.io.FileNotFoundException){
-            Log.i("Error","Couldn't Write Mp3 Album Art")
+            Log.i("Error", "Couldn't Write Mp3 Album Art")
         }
         mp3file.id3v2Tag = id3v2Tag
         return mp3file
@@ -509,7 +544,7 @@ class ForegroundService : Service(){
     }
 
     private fun releaseWakeLock() {
-        Log.i(tag,"Releasing Wake Lock")
+        Log.i(tag, "Releasing Wake Lock")
         try {
             wakeLock?.let {
                 if (it.isHeld) {
@@ -517,63 +552,36 @@ class ForegroundService : Service(){
                 }
             }
         } catch (e: Exception) {
-            Log.i(tag,"Service stopped without being started: ${e.message}")
+            Log.i(tag, "Service stopped without being started: ${e.message}")
         }
         isServiceStarted = false
     }
 
-    /**
-     *Starting Service with Notification as Foreground!
-     **/
-    private fun startForeground() {
-        val channelId =
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                createNotificationChannel(channelId, "Downloader Service")
-            } else {
-                // If earlier version channel ID is not used
-                // https://developer.android.com/reference/android/support/v4/app/NotificationCompat.Builder.html#NotificationCompat.Builder(android.content.Context)
-                ""
-            }
-
-        val notification = NotificationCompat.Builder(this, channelId)
-            .setSmallIcon(R.drawable.down_arrowbw)
-            .setNotificationSilent()
-            .setSubText("Total: $total  Completed:$converted")
-            .setStyle(NotificationCompat.InboxStyle()
-//                .setBigContentTitle("Speed: $speed KB/s")
-                .addLine(messageList[0])
-                .addLine(messageList[1])
-                .addLine(messageList[2])
-                .addLine(messageList[3]))
-            .setContentIntent(pendingIntent)
-            .build()
-        startForeground(notificationId, notification)
-    }
-
     @Suppress("SameParameterValue")
     @RequiresApi(Build.VERSION_CODES.O)
-    private fun createNotificationChannel(channelId: String, channelName: String): String{
+    private fun createNotificationChannel(channelId: String, channelName: String){
-        val chan = NotificationChannel(channelId,
+        val channel = NotificationChannel(
-            channelName, NotificationManager.IMPORTANCE_DEFAULT)
+            channelId,
-        chan.lockscreenVisibility = Notification.VISIBILITY_PUBLIC
+            channelName, NotificationManager.IMPORTANCE_DEFAULT
+        )
+        channel.lockscreenVisibility = Notification.VISIBILITY_PUBLIC
         val service = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
-        service.createNotificationChannel(chan)
+        service.createNotificationChannel(channel)
-        return channelId
     }
 
     /**
-     * Deleting All Residual Files except Mp3 Files
+     * Cleaning All Residual Files except Mp3 Files
      **/
-    private fun deleteFile(dir:File) {
+    private fun cleanFiles(dir: File) {
-        Log.i(tag,"Starting Deletions in ${dir.path} ")
+        Log.i(tag, "Starting Cleaning in ${dir.path} ")
         val fList = dir.listFiles()
         fList?.let {
             for (file in fList) {
                 if (file.isDirectory) {
-                    deleteFile(file)
+                    cleanFiles(file)
                 } else if(file.isFile) {
                     if(file.path.toString().substringAfterLast(".") != "mp3"){
-                        Log.i(tag,"deleting ${file.path}")
+                        Log.i(tag, "Cleaning ${file.path}")
                         file.delete()
                     }
                 }
@@ -581,6 +589,15 @@ class ForegroundService : Service(){
         }
     }
 
+    /*
+    * Add File to Android's Media Library.
+    * */
+    private fun addToLibrary(path:String) {
+        Log.i(tag,"Scanning File")
+        MediaScannerConnection.scanFile(this,
+            listOf(path).toTypedArray(), null,null)
+    }
+
     /**
      * Function to fetch all Images for use in mp3 tags.
      **/
@@ -589,20 +606,20 @@ class ForegroundService : Service(){
         * Last Element of this List defines Its Source
         * */
         val source = urlList.last()
-        for (url in urlList.subList(0,urlList.size-2)) {
+        for (url in urlList.subList(0, urlList.size - 2)) {
             val imgUri = url.toUri().buildUpon().scheme("https").build()
             Glide
                 .with(this)
                 .asFile()
                 .load(imgUri)
-                .listener(object: RequestListener<File> {
+                .listener(object : RequestListener<File> {
                     override fun onLoadFailed(
                         e: GlideException?,
                         model: Any?,
                         target: Target<File>?,
                         isFirstResource: Boolean
                     ): Boolean {
-                        Log.i("Glide","LoadFailed")
+                        Log.i("Glide", "LoadFailed")
                         return false
                     }
 
@@ -614,29 +631,35 @@ class ForegroundService : Service(){
                         isFirstResource: Boolean
                     ): Boolean {
                         serviceScope.launch {
-                            withContext(Dispatchers.IO){
+                            withContext(Dispatchers.IO) {
                                 try {
-                                    val file = when(source){
+                                    val file = when (source) {
-                                        "spotify" ->{
+                                        Source.Spotify.name -> {
+                                            File(imageDir, url.substringAfterLast('/') + ".jpeg")
+                                        }
+                                        Source.YouTube.name -> {
                                             File(
-                                                Environment.getExternalStorageDirectory(),
+                                                imageDir,
-                                                defaultDir +".Images/" + url.substringAfterLast('/') + ".jpeg"
+                                                url.substringBeforeLast('/', url)
+                                                    .substringAfterLast(
+                                                        '/',
+                                                        url
+                                                    ) + ".jpeg"
                                             )
                                         }
-                                        "youtube" ->{
+                                        Source.Gaana.name -> {
                                             File(
-                                                Environment.getExternalStorageDirectory(),
+                                                imageDir,
-                                                defaultDir +".Images/" + url.substringBeforeLast('/',url).substringAfterLast('/',url) + ".jpeg"
+                                                (url.substringBeforeLast('/').substringAfterLast(
+                                                    '/'
+                                                )) + ".jpeg"
                                             )
                                         }
-                                        "gaana" -> {
+
-                                            File(
-                                                Environment.getExternalStorageDirectory(),
-                                                Provider.defaultDir +".Images/" + (url.substringBeforeLast('/').substringAfterLast('/')) + ".jpeg")
-                                        }
                                         else -> File(
-                                            Environment.getExternalStorageDirectory(),
+                                            imageDir,
-                                            defaultDir +".Images/" + url.substringAfterLast('/') + ".jpeg")
+                                            url.substringAfterLast('/') + ".jpeg"
+                                        )
                                     }
                                     resource?.copyTo(file)
                                 } catch (e: IOException) {
@@ -650,4 +673,77 @@ class ForegroundService : Service(){
         }
     }
 
+    private fun killService() {
+        serviceScope.launch{
+            Log.i(tag,"Killing Self")
+            messageList = mutableListOf("Cleaning And Exiting","","","")
+            fetch.cancelAll()
+            fetch.removeAll()
+            updateNotification()
+            cleanFiles(File(defaultDir))
+            messageList = mutableListOf("","","","")
+            releaseWakeLock()
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                stopForeground(true)
+            } else {
+                stopSelf()//System will automatically close it
+            }
+        }
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        if(converted == total){
+            Handler(Looper.myLooper()!!).postDelayed({
+                killService()
+            }, 5000)
+        }
+    }
+
+    override fun onTaskRemoved(rootIntent: Intent?) {
+        super.onTaskRemoved(rootIntent)
+        if(converted == total ){
+            killService()
+        }
+    }
+
+    private fun initialiseFetch() {
+        val fetchConfiguration =
+            FetchConfiguration.Builder(this)
+                .setNamespace(channelId)
+                .setDownloadConcurrentLimit(4)
+                .build()
+
+        Fetch.setDefaultInstanceConfiguration(fetchConfiguration)
+
+        fetch = Fetch.getDefaultInstance()
+        fetch.addListener(fetchListener)
+        //clearing all not completed Downloads
+        //Starting fresh
+        fetch.removeAll()
+    }
+
+    private fun getNotification():Notification = NotificationCompat.Builder(this, channelId).run {
+        setSmallIcon(R.drawable.down_arrowbw)
+        setSubText("Total: $total  Completed:$converted")
+        setNotificationSilent()
+        setStyle(
+            NotificationCompat.InboxStyle().run {
+                addLine(messageList[0])
+                addLine(messageList[1])
+                addLine(messageList[2])
+                addLine(messageList[3])
+            }
+        )
+        addAction(R.drawable.ic_baseline_cancel_24,"Exit",cancelIntent)
+        build()
+    }
+
+    fun sendTrackBroadcast(action:String,track:TrackDetails){
+        val intent = Intent().apply{
+            setAction(action)
+            putExtra("track", track)
+        }
+        this@ForegroundService.sendBroadcast(intent)
+    }
 }

app/src/main/res/drawable/circular_background.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (C)  2020  Shabinder Singh
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License
+  ~ along with this program.  If not, see <https://www.gnu.org/licenses/>.
+  -->
+<shape
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:innerRadiusRatio="2.5"
+    android:shape="ring"
+    android:thickness="4dp"
+    android:useLevel="false">
+
+    <solid android:color="@color/colorPrimary"/>
+
+</shape>
+
+

app/src/main/res/drawable/ic_arrow.xml

@@ -15,8 +15,8 @@
   ~ along with this program.  If not, see <https://www.gnu.org/licenses/>.
   -->
 
-<vector xmlns:android="http://schemas.android.com/apk/res/android" android:width="26dp"
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:width="36dp"
-    android:height="22dp" android:viewportWidth="512" android:viewportHeight="512">
+    android:height="32dp" android:viewportWidth="512" android:viewportHeight="512">
     <path android:fillColor="#516AEC" android:pathData="m296,288 l60,-60c7.73,-7.73 17.86,-11.6 28,-11.6 10.055,0 20.101,3.806 27.806,11.407 15.612,15.402 15.207,41.18 -0.3,56.687l-134.293,134.293c-11.716,11.716 -30.711,11.716 -42.426,0l-134.787,-134.787c-7.73,-7.73 -11.6,-17.86 -11.6,-28 0,-10.055 3.806,-20.101 11.407,-27.806 15.402,-15.612 41.18,-15.207 56.687,0.3l59.506,59.506v-232c0,-22.091 17.909,-40 40,-40 22.091,0 40,17.909 40,40z"/>
     <path android:fillColor="#EC7EBA" android:pathData="m411.51,284.49 l-134.3,134.3c-11.71,11.71 -30.71,11.71 -42.42,0l-12.74,-12.74c10.69,4.06 23.23,1.77 31.84,-6.84l134.29,-134.29c12.51,-12.51 15.19,-31.7 7.57,-46.74 5.86,1.81 11.39,5.03 16.06,9.63 15.61,15.4 15.2,41.18 -0.3,56.68z"/>
     <path android:fillColor="#EC7EBA" android:pathData="m251.88,27.72c-3.46,-3.46 -7.55,-6.29 -12.08,-8.3 4.95,-2.2 10.43,-3.42 16.2,-3.42 11.04,0 21.04,4.48 28.28,11.72s11.72,17.24 11.72,28.28v232l-15.329,15.329c-6.3,6.3 -17.071,1.838 -17.071,-7.071v-240.258c0,-11.04 -4.48,-21.04 -11.72,-28.28z"/>

app/src/main/res/drawable/ic_baseline_cancel_24.xml

@@ -0,0 +1,27 @@
+<!--
+  ~ Copyright (C)  2020  Shabinder Singh
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License
+  ~ along with this program.  If not, see <https://www.gnu.org/licenses/>.
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?attr/colorControlNormal"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M12,2C6.47,2 2,6.47 2,12s4.47,10 10,10 10,-4.47 10,-10S17.53,2 12,2zM17,15.59L15.59,17 12,13.41 8.41,17 7,15.59 10.59,12 7,8.41 8.41,7 12,10.59 15.59,7 17,8.41 13.41,12 17,15.59z"/>
+</vector>

app/src/main/res/drawable/ic_error.xml

@@ -0,0 +1,32 @@
+<!--
+  ~ Copyright (C)  2020  Shabinder Singh
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License
+  ~ along with this program.  If not, see <https://www.gnu.org/licenses/>.
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="38dp" android:height="38dp"
+    android:viewportWidth="512" android:viewportHeight="512">
+    <path android:pathData="m512,256c0,141.387 -114.613,256 -256,256s-256,-114.613 -256,-256 114.613,-256 256,-256 256,114.613 256,256zM512,256">
+        <aapt:attr name="android:fillColor">
+            <gradient android:endX="512" android:endY="256"
+                android:startX="0" android:startY="256" android:type="linear">
+                <item android:color="#748AFF" android:offset="0"/>
+                <item android:color="#FF3C64" android:offset="1"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path android:fillColor="#000" android:pathData="m256,56c-110.281,0 -200,89.719 -200,200s89.719,200 200,200 200,-89.719 200,-200 -89.719,-200 -200,-200zM256,426c-93.738,0 -170,-76.262 -170,-170s76.262,-170 170,-170 170,76.262 170,170 -76.262,170 -170,170zM256,426"/>
+    <path android:fillColor="#000" android:pathData="m324.18,187.82c-5.859,-5.855 -15.355,-5.855 -21.215,0l-46.965,46.965 -46.965,-46.965c-5.859,-5.855 -15.355,-5.855 -21.215,0 -5.855,5.859 -5.855,15.355 0,21.215l46.965,46.965 -46.965,46.965c-5.855,5.859 -5.855,15.355 0,21.215 2.93,2.93 6.77,4.395 10.605,4.395 3.84,0 7.68,-1.465 10.605,-4.395l46.969,-46.965 46.965,46.965c2.93,2.93 6.77,4.395 10.605,4.395 3.84,0 7.68,-1.465 10.609,-4.395 5.855,-5.859 5.855,-15.355 0,-21.215l-46.965,-46.965 46.965,-46.965c5.855,-5.859 5.855,-15.355 0,-21.215zM324.18,187.82"/>
+</vector>

app/src/main/res/drawable/progress_bar.xml

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (C)  2020  Shabinder Singh
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License
+  ~ along with this program.  If not, see <https://www.gnu.org/licenses/>.
+  -->
+
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:id="@android:id/background">
+        <shape>
+            <corners android:radius="5dip" />
+            <gradient
+                android:angle="270"
+                android:centerColor="#ff9d9e9d"
+                android:centerY="0.75"
+                android:endColor="#ff9d9e9d"
+                android:startColor="#ff9d9e9d"
+                />
+        </shape>
+    </item>
+
+    <item android:id="@android:id/secondaryProgress">
+        <clip>
+            <shape>
+                <corners android:radius="5dip" />
+                <gradient
+                    android:angle="270"
+                    android:centerColor="#80ffb600"
+                    android:centerY="0.75"
+                    android:endColor="#80ffb600"
+                    android:startColor="#80ffb600"
+                    />
+            </shape>
+        </clip>
+    </item>
+    <item
+        android:id="@android:id/progress"
+        >
+        <clip>
+            <shape>
+                <corners
+                    android:radius="5dip" />
+                <gradient
+                    android:angle="270"
+                    android:endColor="#2196f3"
+                    android:startColor="#2196f3" />
+            </shape>
+        </clip>
+    </item>
+
+</layer-list>

app/src/main/res/layout/download_song_item.xml

@@ -0,0 +1,133 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (C)  2020  Shabinder Singh
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License
+  ~ along with this program.  If not, see <https://www.gnu.org/licenses/>.
+  -->
+
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
+    <TextView
+        android:id="@+id/titleTextView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="8dp"
+        android:textSize="17sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:text="Title" />
+
+    <ProgressBar
+        android:id="@+id/progressBar"
+        style="@android:style/Widget.Material.ProgressBar.Horizontal"
+        android:layout_width="0dp"
+        android:layout_height="5dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginBottom="8dp"
+        android:max="100"
+        android:progress="0"
+        android:progressDrawable="@drawable/progress_bar"
+        app:layout_constraintBottom_toBottomOf="@+id/actionButton"
+        app:layout_constraintEnd_toStartOf="@+id/actionButton"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/actionButton" />
+
+    <Button
+        android:id="@+id/actionButton"
+        style="?android:attr/borderlessButtonStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="8dp"
+        android:text="Retry"
+        android:textColor="@color/colorAccent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/titleTextView"
+        tools:ignore="HardcodedText" />
+
+    <TextView
+        android:id="@+id/progress_TextView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginBottom="8dp"
+        app:layout_constraintBottom_toTopOf="@+id/status_TextView"
+        app:layout_constraintEnd_toStartOf="@+id/actionButton"
+        app:layout_constraintHorizontal_bias="0.0"
+        app:layout_constraintStart_toStartOf="@+id/progressBar"
+        app:layout_constraintTop_toBottomOf="@+id/progressBar"
+        tools:text="10%" />
+
+    <TextView
+        android:id="@+id/downloadSpeedTextView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginBottom="8dp"
+        app:layout_constraintBottom_toTopOf="@+id/status_TextView"
+        app:layout_constraintEnd_toEndOf="@+id/progressBar"
+        app:layout_constraintHorizontal_bias="1.0"
+        app:layout_constraintStart_toEndOf="@+id/progress_TextView"
+        app:layout_constraintTop_toBottomOf="@+id/progressBar"
+        tools:text="204 MB/s" />
+
+    <TextView
+        android:id="@+id/remaining_TextView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginBottom="8dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/status_TextView"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/progress_TextView"
+        tools:text="10s" />
+
+    <TextView
+        android:id="@+id/status_TextView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginBottom="8dp"
+        android:textStyle="italic|bold"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/remaining_TextView"
+        app:layout_constraintTop_toBottomOf="@+id/actionButton"
+        tools:text="Status" />
+
+    <View
+        android:layout_width="0dp"
+        android:layout_height="1dp"
+        android:background="@android:color/darker_gray"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/splash_screen.xml

@@ -41,10 +41,9 @@
         android:layout_height="wrap_content"
         android:layout_marginBottom="48dp"
         android:background="@drawable/text_background_accented"
-        android:fontFamily="@font/raleway_semibold"
         android:foreground="@drawable/rounded_gradient"
         android:padding="7dp"
-        android:text="Developer: Shabinder Singh"
+        android:text=" Developer: Shabinder Singh "
         android:textColor="@color/white"
         android:textSize="16sp"
         android:visibility="visible"

app/src/main/res/layout/track_list_fragment.xml

@@ -54,7 +54,7 @@
         app:layout_anchor="@+id/appbar"
         app:layout_anchorGravity="bottom|center"
         app:maxImageSize="38dp"
-        app:rippleColor="@color/colorPrimaryDark"
+        android:clickable="false"
         app:srcCompat="@drawable/ic_refresh"
         app:tint="@null" />
 
@@ -116,19 +116,19 @@
                     app:layout_constraintBottom_toTopOf="@+id/cover_image"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent" />
+
                 <TextView
                     android:id="@+id/title_view"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:layout_marginTop="2dp"
+                    android:layout_marginBottom="24dp"
-                    android:layout_marginBottom="22dp"
                     android:background="#00000000"
                     android:fontFamily="@font/raleway_semibold"
                     android:gravity="end"
                     android:text='"Loading..."'
                     android:textAlignment="viewEnd"
                     android:textColor="#9AB3FF"
-                    android:textSize="28sp"
+                    android:textSize="26sp"
                     android:textStyle="bold"
                     android:visibility="visible"
                     app:layout_constraintBottom_toBottomOf="parent"

app/src/main/res/layout/track_list_item.xml

@@ -19,14 +19,14 @@
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
-    android:layout_height="80dp"
+    android:layout_height="wrap_content"
     android:layout_marginBottom="12dp"
     android:background="#000000">
 
     <ImageView
         android:id="@+id/imageUrl"
-        android:layout_width="100dp"
+        android:layout_width="90dp"
-        android:layout_height="80dp"
+        android:layout_height="70dp"
         android:contentDescription="Track Image"
         android:scaleType="centerInside"
         app:layout_constraintBottom_toBottomOf="parent"
@@ -41,6 +41,7 @@
         android:layout_height="wrap_content"
         android:layout_marginStart="8dp"
         android:layout_marginTop="14dp"
+        android:layout_marginEnd="8dp"
         android:fontFamily="@font/raleway_semibold"
         android:letterSpacing="0.04"
         android:lines="1"
@@ -48,9 +49,9 @@
         android:textAllCaps="false"
         android:textAppearance="@style/TextAppearance.AppTheme.Headline4"
         android:textColor="#9AB3FF"
-        android:textSize="20sp"
+        android:textSize="18sp"
-        app:layout_constraintEnd_toStartOf="@+id/btn_download"
+        app:layout_constraintEnd_toStartOf="@+id/btn_download_progress"
-        app:layout_constraintStart_toStartOf="@+id/artist"
+        app:layout_constraintStart_toEndOf="@+id/imageUrl"
         app:layout_constraintTop_toTopOf="parent" />
 
     <TextView
@@ -61,7 +62,6 @@
         android:layout_marginStart="12dp"
         android:layout_marginTop="8dp"
         android:layout_marginBottom="8dp"
-        android:paddingLeft="9dp"
         android:text="Alan Walker"
         android:textSize="12sp"
         app:layout_constraintBottom_toBottomOf="parent"
@@ -75,12 +75,11 @@
         style="@style/TextAppearance.AppCompat.Body2"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginEnd="3dp"
+        android:layout_marginEnd="16dp"
-        android:paddingLeft="9dp"
         android:text="4 minutes, 20 sec"
         android:textSize="12sp"
         app:layout_constraintBottom_toBottomOf="@+id/artist"
-        app:layout_constraintEnd_toStartOf="@+id/btn_download"
+        app:layout_constraintEnd_toStartOf="@+id/btn_download_progress"
         app:layout_constraintStart_toEndOf="@+id/artist"
         app:layout_constraintTop_toTopOf="@+id/artist" />
 
@@ -88,12 +87,36 @@
         android:id="@+id/btn_download"
         android:layout_width="60dp"
         android:layout_height="0dp"
+        android:layout_marginEnd="8dp"
+        android:background="@drawable/circular_background"
         android:backgroundTint="@color/black"
-        android:scaleType="fitCenter"
+        android:scaleType="centerInside"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         app:srcCompat="@drawable/ic_arrow" />
 
+    <com.github.lzyzsd.circleprogress.ArcProgress
+        android:id="@+id/btn_download_progress"
+        android:layout_width="55dp"
+        android:layout_height="0dp"
+        android:layout_marginTop="12dp"
+        android:layout_marginEnd="12dp"
+        android:padding="1dp"
+        android:visibility="invisible"
+        app:arc_angle="260"
+        app:arc_bottom_text="Waiting"
+        app:arc_bottom_text_size="9sp"
+        app:arc_finished_color="@color/colorPrimary"
+        app:arc_progress="0"
+        app:arc_stroke_width="2dp"
+        app:arc_suffix_text_padding="0dp"
+        app:arc_suffix_text_size="11sp"
+        app:arc_text_color="@color/colorPrimary"
+        app:arc_text_size="20sp"
+        app:arc_unfinished_color="@color/colorAccent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/xml/app_update.xml

@@ -18,8 +18,8 @@
 
 <AppUpdater>
     <update>
-        <latestVersion>1.6</latestVersion>
+        <latestVersion>1.7</latestVersion>
-        <latestVersionCode>8</latestVersionCode>
+        <latestVersionCode>9</latestVersionCode>
         <url>https://github.com/Shabinder/SpotiFlyer/releases/</url>
     </update>
 </AppUpdater>

build.gradle

@@ -18,7 +18,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
     ext{
-        kotlin_version = "1.4.10"
+        kotlin_version = "1.4.20"
         navigationVersion = '2.3.0'
         ext.hilt_version = '2.29.1-alpha'
     }
@@ -28,12 +28,17 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:4.1.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-        //safe-Args
+        //Safe-Args
         classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$navigationVersion"
+        //Hilt
         classpath "com.google.dagger:hilt-android-gradle-plugin:$hilt_version"
+        //Kotlinx-Serialization
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
+        //Crashlytics & Analytics
+        classpath 'com.google.gms:google-services:4.3.4'
+        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.4.1'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }
@@ -45,9 +50,6 @@ allprojects {
         jcenter()
         mavenCentral()
         maven { url "https://jitpack.io" }
-        flatDir {
-            dirs 'libs'
-        }
     }
 }
 

gradle.properties

@@ -15,24 +15,20 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #
 
-# Project-wide Gradle settings.
+## For more details on how to configure your build environment visit
-# IDE (e.g. Android Studio) users:
-# Gradle settings configured through the IDE *will override*
-# any settings specified in this file.
-# For more details on how to configure your build environment visit
 # http://www.gradle.org/docs/current/userguide/build_environment.html
+#
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
-org.gradle.jvmargs=-Xmx2048m
+# Default value: -Xmx1024m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+#
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
-# AndroidX package structure to make it clearer which packages are bundled with the
+#Wed Dec 02 11:11:59 IST 2020
-# Android operating system, and which are packaged with your app"s APK
-# https://developer.android.com/topic/libraries/support-library/androidx-rn
-android.useAndroidX=true
-# Automatically convert third-party libraries to use AndroidX
-android.enableJetifier=true
-# Kotlin code style for this project: "official" or "obsolete":
 kotlin.code.style=official
+org.gradle.jvmargs=-Xmx1536M -Dkotlin.daemon.jvm.options\="-Xmx2048M"
+android.useAndroidX=true
+android.enableJetifier=true

mobile-ffmpeg/build.gradle

@@ -1,19 +0,0 @@
-/*
- * Copyright (C)  2020  Shabinder Singh
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-configurations.maybeCreate("default")
-artifacts.add("default", file('mobile-ffmpeg.aar'))

settings.gradle

@@ -14,7 +14,5 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
-include ':mobile-ffmpeg'
-
 include ':app'
 rootProject.name = "spotiflyer"