Latest FFMPEG Async Tasks,Mp3 Art and Album Data,Fetch Downloader Implemented.

.idea/dictionaries/shabinder.xml

@@ -1,7 +1,10 @@
 <component name="ProjectDictionaryState">
   <dictionary name="shabinder">
     <words>
+      <w>ffmpeg</w>
       <w>flyer</w>
+      <w>insta</w>
+      <w>instagram</w>
       <w>moshi</w>
       <w>musicforeveryone</w>
       <w>musicplaceholder</w>

.idea/jarRepositories.xml

@@ -31,5 +31,10 @@
       <option name="name" value="maven" />
       <option name="url" value="https://jitpack.io" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven2" />
+      <option name="name" value="maven2" />
+      <option name="url" value="https://dl.bintray.com/hummatli/maven/" />
+    </remote-repository>
   </component>
 </project>

app/build.gradle

@@ -20,7 +20,7 @@ apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 apply plugin: 'kotlin-kapt'
 apply plugin: "androidx.navigation.safeargs.kotlin"
-
+apply plugin: 'kotlinx-serialization'
 
 android {
     compileSdkVersion 29
@@ -28,16 +28,14 @@ android {
 
     buildFeatures{
         dataBinding = true
-        viewBinding = true
     }
 
     defaultConfig {
         applicationId 'com.shabinder.spotiflyer'
         minSdkVersion 22
         targetSdkVersion 29
-        versionCode 1
+        versionCode 2
-        versionName "1.0"
+        versionName "1.1"
-
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
 
@@ -51,15 +49,20 @@ android {
         targetCompatibility JavaVersion.VERSION_1_8
         sourceCompatibility JavaVersion.VERSION_1_8
     }
+    lintOptions {
+        abortOnError false
+    }
     kotlinOptions {
         jvmTarget = JavaVersion.VERSION_1_8.toString()
     }
 }
 
+
+
 dependencies {
     implementation fileTree(dir: "libs", include: ["*.jar"])
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-    implementation 'androidx.core:core-ktx:1.3.0'
+    implementation 'androidx.core:core-ktx:1.3.1'
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'androidx.browser:browser:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
@@ -72,17 +75,21 @@ dependencies {
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.7"
 
-//    implementation "androidx.room:room-runtime:2.2.5"
+    implementation "androidx.room:room-runtime:2.2.5"
-//    kapt "androidx.room:room-compiler:2.2.5"
+    kapt "androidx.room:room-compiler:2.2.5"
-//    implementation "androidx.room:room-ktx:2.2.5"
+    implementation "androidx.room:room-ktx:2.2.5"
-    implementation "com.github.bumptech.glide:glide:4.11.0"
+    implementation ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {
-    kapt "com.github.bumptech.glide:compiler:4.11.0"
+        transitive = true
+    }
+    kapt ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {
+        transitive = true
+    }
 
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
 
     implementation 'com.google.apis:google-api-services-youtube:v3-rev180-1.22.0'
     implementation 'com.google.oauth-client:google-oauth-client:1.22.0'
-    implementation 'com.spotify.android:auth:1.1.0'
+//    implementation 'com.spotify.android:auth:1.1.0'
     implementation 'com.squareup.okhttp3:okhttp:4.8.0'
 
     implementation 'com.squareup.retrofit2:retrofit:2.9.0'
@@ -90,8 +97,16 @@ dependencies {
     implementation "com.squareup.moshi:moshi-kotlin:1.9.3"
     implementation "com.squareup.retrofit2:converter-moshi:2.9.0"
 
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version" // or "kotlin-stdlib-jdk8"
+    implementation "org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.20.0" // JVM dependency
+
+    implementation 'com.mpatric:mp3agic:0.9.1'
+    implementation 'com.arthenica:mobile-ffmpeg-audio:4.4.LTS'
+
     implementation 'com.shreyaspatil:EasyUpiPayment:2.2'
-    implementation 'com.github.sealedtx:java-youtube-downloader:2.2.2'
+    implementation 'com.github.sealedtx:java-youtube-downloader:2.2.3'
+    implementation "androidx.tonyodev.fetch2:xfetch2:3.1.4"
+    implementation 'com.github.javiersantos:AppUpdater:2.7'
 
     implementation 'com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava'
     testImplementation 'junit:junit:4.13'

app/src/main/AndroidManifest.xml

@@ -26,9 +26,12 @@
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
-<!--    <uses-permission android:name="android.permission.DOWNLOAD_WITHOUT_NOTIFICATION" />-->
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+
+    <!--    <uses-permission android:name="android.permission.DOWNLOAD_WITHOUT_NOTIFICATION" />-->
 
     <application
+        android:name=".App"
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
@@ -48,20 +51,21 @@
         <activity android:name="com.shabinder.spotiflyer.splash.SplashScreen"
             android:label="@string/app_name"
             android:theme="@style/Theme.Transparent">
-
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity
+       <!-- <activity
             android:name="com.spotify.sdk.android.authentication.LoginActivity"
             android:theme="@android:style/Theme.Translucent.NoTitleBar" />
-
+-->
         <meta-data
             android:name="preloaded_fonts"
             android:resource="@array/preloaded_fonts" />
 
+        <service android:name=".worker.ForegroundService"/>
+
     </application>
 
 </manifest>

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

@@ -0,0 +1,63 @@
+/*
+ * 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
+
+import android.app.Application
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Context
+import android.os.Build
+
+/*
+ * 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/>.
+ */
+
+class App:Application() {
+    private val channelId = "ForegroundServiceChannel"
+
+    override fun onCreate() {
+        super.onCreate()
+        createNotificationChannel()
+    }
+
+    private fun createNotificationChannel() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            val serviceChannel = NotificationChannel(
+                channelId,
+                "ForeGround Service Channel",
+                NotificationManager.IMPORTANCE_DEFAULT
+            )
+            val manager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+            manager.createNotificationChannel(serviceChannel)
+        }
+
+    }
+}

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

@@ -18,23 +18,26 @@
 package com.shabinder.spotiflyer
 
 import android.Manifest
-import android.app.DownloadManager
 import android.content.Context
 import android.content.Intent
 import android.content.SharedPreferences
 import android.net.ConnectivityManager
+import android.net.Uri
 import android.os.Build
 import android.os.Bundle
 import android.util.Log
 import androidx.appcompat.app.AppCompatActivity
 import androidx.databinding.DataBindingUtil
 import androidx.lifecycle.ViewModelProvider
+import com.github.javiersantos.appupdater.AppUpdater
+import com.github.javiersantos.appupdater.enums.UpdateFrom
 import com.github.kiulian.downloader.YoutubeDownloader
 import com.shabinder.spotiflyer.databinding.MainActivityBinding
 import com.shabinder.spotiflyer.downloadHelper.DownloadHelper
 import com.shabinder.spotiflyer.utils.SpotifyService
 import com.shabinder.spotiflyer.utils.SpotifyServiceToken
 import com.shabinder.spotiflyer.utils.YoutubeInterface
+import com.shabinder.spotiflyer.utils.createDirectory
 import com.shreyaspatil.EasyUpiPayment.EasyUpiPayment
 import com.squareup.moshi.Moshi
 import com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterFactory
@@ -48,12 +51,11 @@ import retrofit2.converter.moshi.MoshiConverterFactory
 
 
 @Suppress("DEPRECATION")
-class MainActivity : AppCompatActivity() ,DownloadHelper{
+class MainActivity : AppCompatActivity(){
     private lateinit var binding: MainActivityBinding
     private var ytDownloader : YoutubeDownloader? = null
     private var spotifyService : SpotifyService? = null
     private var spotifyServiceToken : SpotifyServiceToken? = null
-    private var downloadManager : DownloadManager? = null
 //    private val redirectUri = "spotiflyer://callback"
     private val clientId:String = "694d8bf4f6ec420fa66ea7fb4c68f89d"
     private val clientSecret:String = "02ca2d4021a7452dae2328b47a6e8fe8"
@@ -63,20 +65,21 @@ class MainActivity : AppCompatActivity() ,DownloadHelper{
     private var token :String =""
     private lateinit var sharedViewModel: SharedViewModel
 
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = DataBindingUtil.setContentView(this,R.layout.main_activity)
         sharedViewModel = ViewModelProvider(this).get(SharedViewModel::class.java)
         sharedPref = this.getPreferences(Context.MODE_PRIVATE)
 
-//        if(sharedPref?.contains("token")!! && (sharedPref?.getLong("time",System.currentTimeMillis()/1000/60/60)!! < (System.currentTimeMillis()/1000/60/60)) ){
+/*        if(sharedPref?.contains("token")!! && (sharedPref?.getLong("time",System.currentTimeMillis()/1000/60/60)!! < (System.currentTimeMillis()/1000/60/60)) ){
-//            val savedToken = sharedPref?.getString("token","error")!!
+            val savedToken = sharedPref?.getString("token","error")!!
-//            sharedViewModel.accessToken.value = savedToken
+            sharedViewModel.accessToken.value = savedToken
-//            Log.i("SharedPrefs Token:",savedToken)
+            Log.i("SharedPrefs Token:",savedToken)
-//            token = savedToken
+            token = savedToken
-//
+
-//            implementSpotifyService(savedToken)
+            implementSpotifyService(savedToken)
-//        }else{authenticateSpotify()}
+        }else{authenticateSpotify()}*/
 
         if(sharedViewModel.spotifyService == null){
             authenticateSpotify()
@@ -85,6 +88,12 @@ class MainActivity : AppCompatActivity() ,DownloadHelper{
         }
 
         requestPermission()
+        checkIfLatestVersion()
+        createDir()
+        setUpi()
+        isConnected = isOnline()
+        sharedViewModel.isConnected.value = isConnected
+        Log.i("Connection Status",isConnected.toString())
 
         //Object to download From Youtube {"https://github.com/sealedtx/java-youtube-downloader"}
         ytDownloader = YoutubeDownloader()
@@ -92,32 +101,9 @@ class MainActivity : AppCompatActivity() ,DownloadHelper{
         //Initialing Communication with Youtube
         YoutubeInterface.youtubeConnector()
 
-        //Getting System Download Manager
-        downloadManager = getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager
-        sharedViewModel.downloadManager = downloadManager
-
-        isConnected = isOnline()
-        sharedViewModel.isConnected.value = isConnected
-
-        Log.i("Connection Status",isConnected.toString())
-
-
-         easyUpiPayment = EasyUpiPayment.Builder()
-            .with(this)
-            .setPayeeVpa("technoshab@paytm")
-            .setPayeeName("Shabinder Singh")
-            .setTransactionId("UNIQUE_TRANSACTION_ID")
-            .setTransactionRefId("UNIQUE_TRANSACTION_REF_ID")
-            .setDescription("Thanks for donating")
-            .setAmount("39.00")
-            .build()
-
-        sharedViewModel.easyUpiPayment = easyUpiPayment
-
         handleIntentFromExternalActivity()
     }
 
-
     /**
      * Adding my own new Spotify Web Api Requests!
      * */
@@ -246,6 +232,48 @@ class MainActivity : AppCompatActivity() ,DownloadHelper{
         }
     }
 
+    private fun setUpi() {
+        easyUpiPayment = EasyUpiPayment.Builder()
+            .with(this)
+            .setPayeeVpa("technoshab@paytm")
+            .setPayeeName("Shabinder Singh")
+            .setTransactionId("UNIQUE_TRANSACTION_ID")
+            .setTransactionRefId("UNIQUE_TRANSACTION_REF_ID")
+            .setDescription("Thanks for donating")
+            .setAmount("39.00")
+            .build()
+
+        sharedViewModel.easyUpiPayment = easyUpiPayment
+
+    }
+
+    private fun createDir() {
+        createDirectory(DownloadHelper.defaultDir)
+        createDirectory(DownloadHelper.defaultDir+".Images/")
+        createDirectory(DownloadHelper.defaultDir+"Tracks/")
+        createDirectory(DownloadHelper.defaultDir+"Albums/")
+        createDirectory(DownloadHelper.defaultDir+"Playlists/")
+    }
+
+    private fun checkIfLatestVersion() {
+        val appUpdater = AppUpdater(this)
+            .showAppUpdated(false)//true:Show App is Update Dialog
+            .setUpdateFrom(UpdateFrom.XML)
+            .setUpdateXML("https://raw.githubusercontent.com/Shabinder/SpotiFlyer/master/app/src/main/res/xml/app_update.xml")
+            .setCancelable(false)
+            .setButtonUpdateClickListener { _, _ ->
+                val uri: Uri =
+                    Uri.parse("http://github.com/Shabinder/SpotiFlyer/releases")
+                val intent = Intent(Intent.ACTION_VIEW, uri)
+                startActivity(intent)
+            }
+            .setButtonDismissClickListener { dialog, _ ->
+                dialog.dismiss()
+            }
+        appUpdater.start()
+    }
+
+
     /*
     private fun authenticateSpotify() {
         val builder =  AuthenticationRequest.Builder(clientId,AuthenticationResponse.Type.TOKEN,redirectUri)

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

@@ -17,9 +17,9 @@
 
 package com.shabinder.spotiflyer
 
-import android.app.DownloadManager
 import android.content.Context
 import android.content.res.Resources
+import android.os.Environment
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import com.github.kiulian.downloader.YoutubeDownloader
@@ -32,15 +32,16 @@ import com.shreyaspatil.EasyUpiPayment.EasyUpiPayment
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
+import java.io.File
 
 class SharedViewModel : ViewModel() {
     var intentString = ""
     var accessToken = MutableLiveData<String>().apply { value = "" }
     var spotifyService : SpotifyService? = null
     var ytDownloader : YoutubeDownloader? = null
-    var downloadManager : DownloadManager? = null
     var isConnected = MutableLiveData<Boolean>().apply { value = false }
     var easyUpiPayment: EasyUpiPayment? = null
+    val defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator + ".Images" + File.separator
 
 
     private var viewModelJob = Job()
@@ -64,13 +65,12 @@ class SharedViewModel : ViewModel() {
     }
 
      fun showAlertDialog(resources:Resources,context: Context){
-        val dialog = MaterialAlertDialogBuilder(context,R.style.AlertDialogTheme)
+        MaterialAlertDialogBuilder(context,R.style.AlertDialogTheme)
             .setTitle(resources.getString(R.string.title))
             .setMessage(resources.getString(R.string.supporting_text))
             .setPositiveButton(resources.getString(R.string.cancel)) { _, _ ->
                 // Respond to neutral button press
             }
-            .setBackground(resources.getDrawable(R.drawable.gradient))
             .show()
     }
 }

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

@@ -17,22 +17,28 @@
 
 package com.shabinder.spotiflyer.downloadHelper
 
-import android.app.DownloadManager
+import android.content.Context
-import android.app.DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED
+import android.content.Intent
-import android.net.Uri
 import android.os.Environment
 import android.util.Log
+import androidx.core.content.ContextCompat
 import com.github.kiulian.downloader.YoutubeDownloader
 import com.github.kiulian.downloader.model.formats.Format
 import com.github.kiulian.downloader.model.quality.AudioQuality
 import com.shabinder.spotiflyer.fragments.MainFragment
+import com.shabinder.spotiflyer.models.DownloadObject
 import com.shabinder.spotiflyer.models.Track
 import com.shabinder.spotiflyer.utils.YoutubeInterface
+import com.shabinder.spotiflyer.worker.ForegroundService
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import java.io.File
 
-interface DownloadHelper {
+object DownloadHelper {
+
+    var context : Context? = null
+    val defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
+    private var downloadList = arrayListOf<DownloadObject>()
 
     /**
      * Function To Download All Tracks Available in a List
@@ -40,111 +46,106 @@ interface DownloadHelper {
     suspend fun downloadAllTracks(
         type:String,
         subFolder: String?,
-        trackList: List<Track>, ytDownloader: YoutubeDownloader?, downloadManager: DownloadManager?) {
+        trackList: List<Track>, ytDownloader: YoutubeDownloader?) {
-        trackList.forEach { downloadTrack(null,type,subFolder,ytDownloader,downloadManager,"${it.name} ${it.artists?.get(0)?.name ?:""}") }
+        var size = trackList.size
+        trackList.forEach {
+            size--
+            if(size == 0){
+                downloadTrack(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it ,0  )
+            }else{
+                downloadTrack(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it   )
+            }
+        }
     }
-
 
     suspend fun downloadTrack(
         mainFragment: MainFragment?,
         type:String,
         subFolder:String?,
         ytDownloader: YoutubeDownloader?,
-        downloadManager: DownloadManager?,
+        searchQuery: String,
-        searchQuery: String
+        track: Track,
+        index: Int? = null
     ) {
         withContext(Dispatchers.IO) {
-            val data = YoutubeInterface.search(searchQuery)?.get(0)
+            val data: YoutubeInterface.VideoItem = YoutubeInterface.search(searchQuery)?.get(0)!!
-            if (data == null) {
-                Log.i("DownloadHelper", "Youtube Request Failed!")
-            } else {
 
-                val video = ytDownloader?.getVideo(data.id)
             //Fetching a Video Object.
-                val details = video?.details()
+            try {
-                try{
+                val audioUrl = getDownloadLink(AudioQuality.medium, ytDownloader, data)
+                withContext(Dispatchers.Main) {
+                    mainFragment?.showToast("Starting Download")
+                }
+                downloadFile(audioUrl, searchQuery, subFolder, type, track, index,mainFragment)
+            } catch (e: java.lang.IndexOutOfBoundsException) {
+                try {
+                    val audioUrl = getDownloadLink(AudioQuality.high, ytDownloader, data)
+                    withContext(Dispatchers.Main) {
+                        mainFragment?.showToast("Starting Download")
+                    }
+                    downloadFile(audioUrl, searchQuery, subFolder, type, track, index,mainFragment)
+                } catch (e: java.lang.IndexOutOfBoundsException) {
+                    try {
+                        val audioUrl = getDownloadLink(AudioQuality.low, ytDownloader, data)
+                        withContext(Dispatchers.Main) {
+                            mainFragment?.showToast("Starting Download")
+                        }
+                        downloadFile(audioUrl, searchQuery, subFolder, type, track, index,mainFragment)
+                    } catch (e: java.lang.IndexOutOfBoundsException) {
+                        Log.i("Catch", e.toString())
+                    }
+                }
+            }
+
+        }
+    }
+
+
+    private fun  getDownloadLink(quality: AudioQuality ,ytDownloader: YoutubeDownloader?,data:YoutubeInterface.VideoItem): String {
+        val video = ytDownloader?.getVideo(data.id)
         val format: Format =
-                        video?.findAudioWithQuality(AudioQuality.medium)?.get(0) as Format
+            video?.findAudioWithQuality(quality)?.get(0) as Format
-                    val audioUrl = format.url()
+        Log.i("Format", video.findAudioWithQuality(AudioQuality.medium)?.get(0)!!.mimeType())
+        val audioUrl:String = format.url()
         Log.i("DHelper Link Found", audioUrl)
-                    if (audioUrl != null) {
+        return audioUrl
-                        downloadFile(audioUrl, downloadManager, details!!.title(),subFolder,type)
-                        withContext(Dispatchers.Main){
-                            mainFragment?.showToast("Download Started")
-                        }
-                    } else {
-                        Log.i("YT audio url is null", format.toString())
-                    }
-                }catch (e:ArrayIndexOutOfBoundsException){
-                    try{
-                        val format: Format =
-                            video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
-                        val audioUrl = format.url()
-                        Log.i("DHelper Link Found", audioUrl)
-                        if (audioUrl != null) {
-                            downloadFile(audioUrl, downloadManager, details!!.title(),subFolder,type)
-                            withContext(Dispatchers.Main){
-                                mainFragment?.showToast("Download Started")
-                            }
-                        } else {
-                            Log.i("YT audio url is null", format.toString())
-                        }
-                    }catch (e:ArrayIndexOutOfBoundsException){
-                        try{
-                            val format: Format =
-                                video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
-                            val audioUrl = format.url()
-                            Log.i("DHelper Link Found", audioUrl)
-                            if (audioUrl != null) {
-                                downloadFile(audioUrl, downloadManager, details!!.title(),subFolder,type)
-                                withContext(Dispatchers.Main){
-                                    mainFragment?.showToast("Download Started")
-                                }
-                            } else {
-                                Log.i("YT audio url is null", format.toString())
-                            }
-                        }catch(e:ArrayIndexOutOfBoundsException){
-                            Log.i("Catch",e.toString())
-                        }
-                    }
     }
 
 
-            }
+    private suspend fun downloadFile(url: String, title: String, subFolder: String?, type: String, track:Track, index:Int? = null,mainFragment: MainFragment?) {
-        }
-    }
-
-
-    /**
-     * Downloading Using Android Download Manager
-     * */
-    suspend fun downloadFile(url: String, downloadManager: DownloadManager?, title: String,subFolder: String?,type: String) {
         withContext(Dispatchers.IO) {
-            val audioUri = Uri.parse(url)
+            val outputFile:String = Environment.getExternalStorageDirectory().toString() + File.separator +
-            val outputDir:String =
+                    DownloadHelper.defaultDir + removeIllegalChars(type) + File.separator + (if(subFolder == null){""}else{ removeIllegalChars(subFolder)  + File.separator} + removeIllegalChars(track.name!!)+".m4a")
-                File.separator + "SpotiFlyer" + File.separator  + type + File.separator + (if(subFolder == null){""}else{subFolder  + File.separator}) + "${removeIllegalChars(title)}.mp3"
 
-            val request = DownloadManager.Request(audioUri)
+            if(!File(removeIllegalChars(outputFile.substringBeforeLast('.')) +".mp3").exists()){
-                .setAllowedNetworkTypes(
+                val downloadObject = DownloadObject(
-                    DownloadManager.Request.NETWORK_WIFI or
+                    track = track,
-                            DownloadManager.Request.NETWORK_MOBILE
+                    url = url,
+                    outputDir = outputFile
                 )
-                .setAllowedOverRoaming(false)
+                Log.i("DH",outputFile)
-                .setTitle(title)
+                if(index==null){
-                .setDescription("Spotify Downloader Working Up here...")
+                    downloadList.add(downloadObject)
-                .setDestinationInExternalPublicDir(Environment.DIRECTORY_MUSIC, outputDir)
+                }else{
-                .setNotificationVisibility(VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
+                    downloadList.add(downloadObject)
-            downloadManager?.enqueue(request)
+                    startService(context!!, downloadList)
-            Log.i("DownloadManager", "Download Request Sent")
+                    downloadList = arrayListOf()
-
+                }
+            }else{withContext(Dispatchers.Main){mainFragment?.showToast("${track.name} is already Downloaded")}}
         }
     }
 
 
+    private fun startService(context:Context,list: ArrayList<DownloadObject>) {
+        val serviceIntent = Intent(context, ForegroundService::class.java)
+        serviceIntent.putParcelableArrayListExtra("list",list)
+        ContextCompat.startForegroundService(context, serviceIntent)
+    }
+
     /**
      * Removing Illegal Chars from File Name
      * **/
-    fun removeIllegalChars(fileName: String): String? {
+    private fun removeIllegalChars(fileName: String): String? {
         val illegalCharArray = charArrayOf(
             '/',
             '\n',
@@ -161,12 +162,14 @@ interface DownloadHelper {
             '|',
             '\"',
             '.',
-            ':'
+            ':',
+            '-'
         )
         var name = fileName
         for (c in illegalCharArray) {
             name = fileName.replace(c, '_')
         }
+        name = name.replace("\\s".toRegex(), "_")
         return name
     }
 }

app/src/main/java/com/shabinder/spotiflyer/fragments/MainFragment.kt

@@ -23,31 +23,42 @@ import android.content.pm.PackageManager
 import android.net.ConnectivityManager
 import android.net.Uri
 import android.os.Bundle
+import android.os.Environment
 import android.text.SpannableStringBuilder
 import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
+import androidx.core.net.toUri
 import androidx.databinding.DataBindingUtil
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
 import androidx.lifecycle.ViewModelProvider
+import com.bumptech.glide.Glide
+import com.bumptech.glide.load.DataSource
+import com.bumptech.glide.load.engine.GlideException
+import com.bumptech.glide.request.RequestListener
+import com.bumptech.glide.request.target.Target
 import com.shabinder.spotiflyer.MainActivity
 import com.shabinder.spotiflyer.R
 import com.shabinder.spotiflyer.SharedViewModel
 import com.shabinder.spotiflyer.databinding.MainFragmentBinding
 import com.shabinder.spotiflyer.downloadHelper.DownloadHelper
+import com.shabinder.spotiflyer.downloadHelper.DownloadHelper.downloadAllTracks
 import com.shabinder.spotiflyer.models.Track
 import com.shabinder.spotiflyer.recyclerView.TrackListAdapter
 import com.shabinder.spotiflyer.utils.SpotifyService
 import com.shabinder.spotiflyer.utils.bindImage
+import com.shabinder.spotiflyer.utils.copyTo
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
+import java.io.File
+import java.io.IOException
 
 @Suppress("DEPRECATION")
-class MainFragment : Fragment(),DownloadHelper {
+class MainFragment : Fragment() {
     private lateinit var binding:MainFragmentBinding
     private lateinit var mainViewModel: MainViewModel
     private lateinit var sharedViewModel: SharedViewModel
@@ -56,12 +67,13 @@ class MainFragment : Fragment(),DownloadHelper {
     private var type:String = ""
     private var spotifyLink = ""
     private var i: Intent? = null
+
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
         binding = DataBindingUtil.inflate(inflater,R.layout.main_fragment,container,false)
-
+        DownloadHelper.context = requireContext()
         sharedViewModel = ViewModelProvider(this.requireActivity()).get(SharedViewModel::class.java)
         mainViewModel = ViewModelProvider(this).get(MainViewModel::class.java)
         spotifyService =  sharedViewModel.spotifyService
@@ -73,13 +85,14 @@ class MainFragment : Fragment(),DownloadHelper {
 
         binding.usage.text = spanStringBuilder
         openSpotifyButton()
+        openGithubButton()
+        openInstaButton()
 
         binding.btnDonate.setOnClickListener {
             sharedViewModel.easyUpiPayment?.startPayment()
         }
 
         binding.btnSearch.setOnClickListener {
-            sharedViewModel.isConnected.value = isOnline()
             spotifyLink = binding.linkSearch.text.toString()
 
             val link = spotifyLink.substringAfterLast('/', "Error").substringBefore('?')
@@ -87,16 +100,15 @@ class MainFragment : Fragment(),DownloadHelper {
 
             Log.i("Fragment", "$type : $link")
 
-            if(sharedViewModel.spotifyService == null){
+            if(sharedViewModel.spotifyService == null && !isOnline()){
                 (activity as MainActivity).authenticateSpotify()
             }
 
             if (type == "Error" || link == "Error") {
                 showToast("Please Check Your Link!")
-            } else if(sharedViewModel.isConnected.value == false){
+            } else if(!isOnline()){
                 sharedViewModel.showAlertDialog(resources,requireContext())
-            }
+            } else {
-            else {
                 adapter = TrackListAdapter()
                 binding.trackList.adapter = adapter
                 adapter.sharedViewModel = sharedViewModel
@@ -106,7 +118,9 @@ class MainFragment : Fragment(),DownloadHelper {
                 if(mainViewModel.searchLink == spotifyLink){
                     //it's a Device Configuration Change
                     adapterConfig(mainViewModel.trackList)
+                    sharedViewModel.uiScope.launch {
                         bindImage(binding.imageView,mainViewModel.coverUrl)
+                    }
                 }else{
                     when (type) {
                         "track" -> {
@@ -121,15 +135,14 @@ class MainFragment : Fragment(),DownloadHelper {
                                 adapterConfig(trackList)
 
                                 binding.btnDownloadAll.setOnClickListener {
+                                    showToast("Starting Download in Few Seconds")
                                     sharedViewModel.uiScope.launch {
                                         withContext(Dispatchers.IO) {
                                             downloadAllTracks(
                                                 "Tracks",
                                                 null,
                                                 trackList,
-                                                sharedViewModel.ytDownloader,
+                                                sharedViewModel.ytDownloader)
-                                                sharedViewModel.downloadManager
-                                            )
                                         }
                                     }
                                 }
@@ -142,22 +155,21 @@ class MainFragment : Fragment(),DownloadHelper {
                             sharedViewModel.uiScope.launch {
                                 val albumObject = sharedViewModel.getAlbumDetails(link)
                                 val trackList = mutableListOf<Track>()
-                                albumObject!!.tracks?.items?.forEach { trackList.add(it!!) }
+                                albumObject!!.tracks?.items?.forEach { trackList.add(it) }
                                 mainViewModel.trackList = trackList
                                 mainViewModel.coverUrl = albumObject.images?.get(0)!!.url!!
                                 bindImage(binding.imageView,mainViewModel.coverUrl)
                                 adapter.isAlbum = true
                                 adapterConfig(trackList)
                                 binding.btnDownloadAll.setOnClickListener {
+                                    showToast("Starting Download in Few Seconds")
                                     sharedViewModel.uiScope.launch {
                                         withContext(Dispatchers.IO) {
                                             downloadAllTracks(
                                                 "Albums",
                                                 albumObject.name,
                                                 trackList,
-                                                sharedViewModel.ytDownloader,
+                                                sharedViewModel.ytDownloader)
-                                                sharedViewModel.downloadManager
-                                            )
                                         }
                                     }
                                 }
@@ -171,21 +183,21 @@ class MainFragment : Fragment(),DownloadHelper {
                             sharedViewModel.uiScope.launch {
                                 val playlistObject = sharedViewModel.getPlaylistDetails(link)
                                 val trackList = mutableListOf<Track>()
-                                playlistObject!!.tracks?.items!!.forEach { trackList.add(it?.track!!) }
+                                playlistObject!!.tracks?.items!!.forEach { trackList.add(it.track!!) }
                                 mainViewModel.trackList = trackList
                                 mainViewModel.coverUrl =  playlistObject.images?.get(0)!!.url!!
                                 bindImage(binding.imageView,mainViewModel.coverUrl)
                                 adapterConfig(trackList)
                                 binding.btnDownloadAll.setOnClickListener {
+                                    showToast("Starting Download in Few Seconds")
                                     sharedViewModel.uiScope.launch {
                                         withContext(Dispatchers.IO) {
+                                            loadAllImages(trackList)
                                             downloadAllTracks(
                                                 "Playlists",
                                                 playlistObject.name,
                                                 trackList,
-                                                sharedViewModel.ytDownloader,
+                                                sharedViewModel.ytDownloader)
-                                                sharedViewModel.downloadManager
-                                            )
                                         }
                                     }
                                 }
@@ -213,6 +225,59 @@ class MainFragment : Fragment(),DownloadHelper {
         return binding.root
     }
 
+    /**
+     * Function to fetch all Images for using in mp3 tag.
+     **/
+    private fun loadAllImages(trackList: List<Track>) {
+        trackList.forEach {
+            val imgUrl = it.album!!.images?.get(0)?.url
+            imgUrl?.let {
+                val imgUri = imgUrl.toUri().buildUpon().scheme("https").build()
+                Glide
+                    .with(requireContext())
+                    .asFile()
+                    .load(imgUri)
+                    .listener(object: RequestListener<File> {
+                        override fun onLoadFailed(
+                            e: GlideException?,
+                            model: Any?,
+                            target: Target<File>?,
+                            isFirstResource: Boolean
+                        ): Boolean {
+                            Log.i("Glide","LoadFailed")
+                            return false
+                        }
+
+                        override fun onResourceReady(
+                            resource: File?,
+                            model: Any?,
+                            target: Target<File>?,
+                            dataSource: DataSource?,
+                            isFirstResource: Boolean
+                        ): Boolean {
+                            sharedViewModel.uiScope.launch {
+                                withContext(Dispatchers.IO){
+                                    try {
+                                        val file = File(
+                                            Environment.getExternalStorageDirectory(),
+                                            DownloadHelper.defaultDir+".Images/" + imgUrl.substringAfterLast('/') + ".jpeg"
+                                        )
+                                        resource?.copyTo(file)
+                                    } catch (e: IOException) {
+                                        e.printStackTrace()
+                                    }
+                                }
+                            }
+                            return false
+                        }
+                    }).submit()
+            }
+        }
+    }
+
+    /**
+     * Implementing button to Open Spotify App
+    **/
     private fun openSpotifyButton() {
         val manager: PackageManager = requireActivity().packageManager
         try {
@@ -232,14 +297,32 @@ class MainFragment : Fragment(),DownloadHelper {
         }
     }
 
+    private fun openGithubButton() {
+        val uri: Uri =
+            Uri.parse("http://github.com/Shabinder/SpotiFlyer")
+        val intent = Intent(Intent.ACTION_VIEW, uri)
+        binding.btnGithub.setOnClickListener {
+            startActivity(intent)
+        }
+    }
+    private fun openInstaButton() {
+        val uri: Uri =
+            Uri.parse("http://www.instagram.com/mr.shabinder")
+        val intent = Intent(Intent.ACTION_VIEW, uri)
+        binding.developerInsta.setOnClickListener {
+            startActivity(intent)
+        }
+    }
+
+
     /**
      * Configure Recycler View Adapter
      **/
     private fun adapterConfig(trackList: List<Track>){
         adapter.trackList = trackList.toList()
         adapter.totalItems = trackList.size
+        adapter.mainFragment = this
         adapter.notifyDataSetChanged()
-
     }
 
     /**
@@ -274,6 +357,10 @@ class MainFragment : Fragment(),DownloadHelper {
     fun showToast(message:String){
         Toast.makeText(context,message,Toast.LENGTH_SHORT).show()
     }
+
+    /**
+     * Util. Function To Check Connection Status
+     **/
     private fun isOnline(): Boolean {
         val cm =
             requireActivity().getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager

app/src/main/java/com/shabinder/spotiflyer/fragments/MainViewModel.kt

@@ -21,7 +21,7 @@ import androidx.lifecycle.ViewModel
 import com.shabinder.spotiflyer.models.Track
 
 class MainViewModel: ViewModel() {
-    var searchLink:String = ""
+    var searchLink: String = ""
     var trackList = mutableListOf<Track>()
-    var coverUrl:String = ""
+    var coverUrl: String = ""
 }

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

@@ -17,6 +17,10 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Album(
     var album_type: String? = null,
     var artists: List<Artist?>? = null,
@@ -33,6 +37,6 @@ data class Album(
     var popularity: Int? = null,
     var release_date: String? = null,
     var release_date_precision: String? = null,
-    var tracks: PagingObject<Track?>? = null,
+    var tracks: PagingObjectTrack? = null,
     var type: String? = null,
-    var uri: String? = null)
+    var uri: String? = null):Parcelable

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

@@ -16,10 +16,15 @@
  */
 
 package com.shabinder.spotiflyer.models
+
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Artist(
     var external_urls: Map<String?, String?>? = null,
     var href: String? = null,
     var id: String? = null,
     var name: String? = null,
     var type: String? = null,
-    var uri: String? = null)
+    var uri: String? = null):Parcelable

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

@@ -16,6 +16,11 @@
  */
 
 package com.shabinder.spotiflyer.models
+
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Copyright(
     var text: String? = null,
-    var type: String? = null)
+    var type: String? = null):Parcelable

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

@@ -0,0 +1,28 @@
+/*
+ * 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.models
+
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
+data class DownloadObject(
+    var track: Track,
+    var url:String,
+    var outputDir:String
+):Parcelable

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

@@ -17,6 +17,10 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Episodes(
     var audio_preview_url:String?,
     var description:String?,
@@ -35,4 +39,4 @@ data class Episodes(
     var release_date_precision:String?,
     var type:String?,
     var uri:String
-)
+): Parcelable

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

@@ -17,6 +17,9 @@
 
 package com.shabinder.spotiflyer.models
 
+import kotlinx.serialization.Serializable
+
+@Serializable
 data class Followers(
     var href: String? = null,
-    var total: Int? = null)
+    var total: Int? = null):java.io.Serializable

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

@@ -16,7 +16,12 @@
  */
 
 package com.shabinder.spotiflyer.models
+
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Image(
     var width: Int? = null,
     var height: Int? = null,
-    var url: String? = null)
+    var url: String? = null):Parcelable

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

@@ -17,9 +17,13 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class LinkedTrack(
     var external_urls: Map<String?, String?>? = null,
     var href: String? = null,
     var id: String? = null,
     var type: String? = null,
-    var uri: String? = null)
+    var uri: String? = null): Parcelable

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

@@ -0,0 +1,31 @@
+/*
+ * 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.models
+
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
+data class PagingObjectPlaylistTrack(
+    var href: String? = null,
+    var items: List<PlaylistTrack>? = null,
+    var limit: Int = 0,
+    var next: String? = null,
+    var offset: Int = 0,
+    var previous: String? = null,
+    var total: Int = 0): Parcelable

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

@@ -17,11 +17,15 @@
 
 package com.shabinder.spotiflyer.models
 
-data class PagingObject<T>(
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
+data class PagingObjectTrack(
     var href: String? = null,
-    var items: List<T>? = null,
+    var items: List<Track>? = null,
     var limit: Int = 0,
     var next: String? = null,
     var offset: Int = 0,
     var previous: String? = null,
-    var total: Int = 0)
+    var total: Int = 0):Parcelable

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

@@ -17,7 +17,11 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
 import com.squareup.moshi.Json
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Playlist(
     @Json(name = "collaborative")var is_collaborative: Boolean? = null,
     var description: String? = null,
@@ -30,6 +34,6 @@ data class Playlist(
     var owner: UserPublic? = null,
     @Json(name = "public")var is_public: Boolean? = null,
     var snapshot_id: String? = null,
-    var tracks: PagingObject<PlaylistTrack?>? = null,
+    var tracks: PagingObjectPlaylistTrack? = null,
     var type: String? = null,
-    var uri: String? = null)
+    var uri: String? = null): Parcelable

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

@@ -17,8 +17,12 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class PlaylistTrack(
     var added_at: String? = null,
     var added_by: UserPublic? = null,
     var track: Track? = null,
-    var is_local: Boolean? = null)
+    var is_local: Boolean? = null): Parcelable

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

@@ -17,8 +17,12 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Token(
     var access_token:String,
     var token_type:String,
     var expires_in:Int
-)
+): Parcelable

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

@@ -17,6 +17,10 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class Track(
     var artists: List<Artist?>? = null,
     var available_markets: List<String?>? = null,
@@ -35,4 +39,4 @@ data class Track(
     var uri: String? = null,
     var album: Album? = null,
     var external_ids: Map<String?, String?>? = null,
-    var popularity: Int? = null)
+    var popularity: Int? = null):Parcelable

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

@@ -17,6 +17,10 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class UserPrivate(
     val country:String,
     var display_name: String,
@@ -28,4 +32,4 @@ data class UserPrivate(
     var images: List<Image?>? = null,
     var product:String,
     var type: String? = null,
-    var uri: String? = null)
+    var uri: String? = null): Parcelable

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

@@ -17,6 +17,10 @@
 
 package com.shabinder.spotiflyer.models
 
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
 data class UserPublic(
     var display_name: String? = null,
     var external_urls: Map<String?, String?>? = null,
@@ -25,4 +29,4 @@ data class UserPublic(
     var id: String? = null,
     var images: List<Image?>? = null,
     var type: String? = null,
-    var uri: String? = null)
+    var uri: String? = null): Parcelable

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

@@ -26,13 +26,14 @@ import android.widget.TextView
 import androidx.recyclerview.widget.RecyclerView
 import com.shabinder.spotiflyer.R
 import com.shabinder.spotiflyer.SharedViewModel
-import com.shabinder.spotiflyer.downloadHelper.DownloadHelper
+import com.shabinder.spotiflyer.downloadHelper.DownloadHelper.downloadTrack
 import com.shabinder.spotiflyer.fragments.MainFragment
 import com.shabinder.spotiflyer.models.Track
 import com.shabinder.spotiflyer.utils.bindImage
 import kotlinx.coroutines.launch
 
-class TrackListAdapter:RecyclerView.Adapter<TrackListAdapter.ViewHolder>(),DownloadHelper {
+
+class TrackListAdapter:RecyclerView.Adapter<TrackListAdapter.ViewHolder>() {
 
     var trackList = listOf<Track>()
     var totalItems:Int = 0
@@ -52,15 +53,17 @@ class TrackListAdapter:RecyclerView.Adapter<TrackListAdapter.ViewHolder>(),Downl
     override fun onBindViewHolder(holder: ViewHolder, position: Int) {
         val item = trackList[position]
         if(totalItems == 1 || isAlbum){holder.coverImage.visibility = View.GONE}else{
+            sharedViewModel.uiScope.launch {
                 bindImage(holder.coverImage, item.album!!.images?.get(0)?.url)
             }
+        }
 
         holder.trackName.text = "${if(item.name!!.length > 17){"${item.name!!.subSequence(0,16)}..."}else{item.name}}"
         holder.artistName.text = "${item.artists?.get(0)?.name?:""}..."
         holder.duration.text = "${item.duration_ms/1000/60} minutes, ${(item.duration_ms/1000)%60} sec"
         holder.downloadBtn.setOnClickListener{
             sharedViewModel.uiScope.launch {
-                downloadTrack(mainFragment,"Tracks",null,sharedViewModel.ytDownloader,sharedViewModel.downloadManager,"${item.name} ${item.artists?.get(0)!!.name?:""}")
+                downloadTrack(mainFragment,"Tracks",null,sharedViewModel.ytDownloader,"${item.name} ${item.artists?.get(0)!!.name?:""}",track = item,index = 0)
             }
         }
 

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

@@ -17,22 +17,102 @@
 
 package com.shabinder.spotiflyer.utils
 
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.os.Environment
+import android.util.Log
 import android.widget.ImageView
 import androidx.core.net.toUri
 import androidx.databinding.BindingAdapter
 import com.bumptech.glide.Glide
-import com.bumptech.glide.request.RequestOptions
+import com.bumptech.glide.load.DataSource
+import com.bumptech.glide.load.engine.GlideException
+import com.bumptech.glide.request.RequestListener
+import com.bumptech.glide.request.target.Target
 import com.shabinder.spotiflyer.R
+import com.shabinder.spotiflyer.downloadHelper.DownloadHelper
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import java.io.File
+import java.io.FileInputStream
+import java.io.IOException
+
 
 @BindingAdapter("imageUrl")
 fun bindImage(imgView: ImageView, imgUrl: String?) {
     imgUrl?.let {
         val imgUri = imgUrl.toUri().buildUpon().scheme("https").build()
-        Glide.with(imgView.context)
+        Glide
+            .with(imgView.context)
+            .asFile()
             .load(imgUri)
-            .apply(RequestOptions()
             .placeholder(R.drawable.ic_song_placeholder)
-                .error(R.drawable.ic_musicplaceholder))
+            .error(R.drawable.ic_musicplaceholder)
-            .into(imgView)
+            .listener(object:RequestListener<File>{
+                override fun onLoadFailed(
+                    e: GlideException?,
+                    model: Any?,
+                    target: Target<File>?,
+                    isFirstResource: Boolean
+                ): Boolean {
+                    Log.i("Glide","LoadFailed")
+                    return false
+                }
+
+                override fun onResourceReady(
+                    resource: File?,
+                    model: Any?,
+                    target: Target<File>?,
+                    dataSource: DataSource?,
+                    isFirstResource: Boolean
+                ): Boolean {
+                    CoroutineScope(Dispatchers.Main).launch {
+                            try {
+                                val file = File(
+                                    Environment.getExternalStorageDirectory(),
+                                    DownloadHelper.defaultDir+".Images/" + imgUrl.substringAfterLast('/') + ".jpeg"
+                                ) // the File to save , append increasing numeric counter to prevent files from getting overwritten.
+                                val options = BitmapFactory.Options()
+                                options.inPreferredConfig = Bitmap.Config.ARGB_8888
+                                val bitmap = BitmapFactory.decodeStream(FileInputStream(resource), null, options)
+                                resource?.copyTo(file)
+                                withContext(Dispatchers.Main){
+                                    imgView.setImageBitmap(bitmap)
+//                                    Log.i("Glide","imageSaved")
+                                }
+                            } catch (e: IOException) {
+                                e.printStackTrace()
+                            }
+                    }
+                     return false
+                }
+            }).submit()
+        }
+    }
+
+/**
+ *Extension Function For Copying Files!
+ **/
+fun File.copyTo(file: File) {
+    inputStream().use { input ->
+        file.outputStream().use { output ->
+            input.copyTo(output)
+        }
     }
 }
+fun createDirectory(dir:String){
+    val yourAppDir = File(Environment.getExternalStorageDirectory(),
+         dir)
+
+    if(!yourAppDir.exists() && !yourAppDir.isDirectory)
+    { // create empty directory
+        if (yourAppDir.mkdirs())
+        {Log.i("CreateDir","App dir created")}
+        else
+        {Log.w("CreateDir","Unable to create app dir!")}
+    }
+    else
+    {Log.i("CreateDir","App dir already exists")}
+}

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

@@ -0,0 +1,343 @@
+/*
+ * 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.worker
+
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.app.Service
+import android.content.Context
+import android.content.Intent
+import android.os.Environment
+import android.os.IBinder
+import android.util.Log
+import androidx.core.app.NotificationCompat
+import com.arthenica.mobileffmpeg.Config
+import com.arthenica.mobileffmpeg.Config.RETURN_CODE_CANCEL
+import com.arthenica.mobileffmpeg.Config.RETURN_CODE_SUCCESS
+import com.arthenica.mobileffmpeg.FFmpeg
+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.downloadHelper.DownloadHelper
+import com.shabinder.spotiflyer.models.DownloadObject
+import com.shabinder.spotiflyer.models.Track
+import com.tonyodev.fetch2.*
+import com.tonyodev.fetch2core.DownloadBlock
+import com.tonyodev.fetch2core.Func
+import kotlinx.coroutines.*
+import java.io.File
+import java.io.FileInputStream
+
+class ForegroundService : Service(){
+    private val tag = "Foreground Service"
+    private val channelId = "SpotiFlyer: Download Service"
+    private var total = 0 //Total Downloads Requested
+    private var converted = 0//Total Files Converted
+    private var fetch:Fetch? = null
+    private var downloadList = mutableListOf<DownloadObject>()
+    private var serviceJob = Job()
+    private val serviceScope = CoroutineScope(Dispatchers.IO + serviceJob)
+    private val requestMap = mutableMapOf<Request,Track>()
+    private val downloadMap = mutableMapOf<String,Track>()
+    private var speed :Long = 0
+
+    override fun onBind(intent: Intent): IBinder? {
+        return null
+    }
+
+    override fun onCreate() {
+        super.onCreate()
+        val notificationIntent = Intent(this, MainActivity::class.java)
+        val pendingIntent = PendingIntent.getActivity(
+            this,
+            0, notificationIntent, 0
+        )
+        val notification = NotificationCompat.Builder(this, channelId)
+            .setContentTitle("SpotiFlyer: Downloading Your Music")
+            .setSubText("Speed: $speed KB/s ")
+            .setNotificationSilent()
+            .setOnlyAlertOnce(true)
+            .setContentText("Total: $total  Downloaded: ${total - requestMap.keys.size}  Converted:$converted ")
+            .setSmallIcon(R.drawable.down_arrowbw)
+            .build()
+
+        val fetchConfiguration =
+            FetchConfiguration.Builder(this)
+                .setDownloadConcurrentLimit(4)
+                .build()
+
+        Fetch.Impl.setDefaultInstanceConfiguration(fetchConfiguration)
+        fetch = Fetch.getDefaultInstance()
+        fetch?.addListener(fetchListener)
+
+        startForeground(1, notification)
+    }
+
+    override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int {
+        // Send a notification that service is started
+        Log.i(tag,"Service Started.")
+
+        //do heavy work on a background thread
+//        val list = intent.getSerializableExtra("list") as List<Any?>
+        val list = intent.getParcelableArrayListExtra<DownloadObject>("list") ?: intent.extras?.getParcelableArrayList<DownloadObject>("list")
+        Log.i(tag,"Intent List Size: ${list!!.size}")
+        total += list.size
+        list.forEach { downloadList.add(it as DownloadObject) }
+
+        serviceScope.launch {
+            withContext(Dispatchers.IO){
+                for (downloadObject in downloadList) {
+                    val request= Request(downloadObject.url, downloadObject.outputDir)
+                    request.priority = Priority.NORMAL
+                    request.networkType = NetworkType.ALL
+
+                    fetch?.enqueue(request,
+                        Func {
+                            Log.i("DownloadManager", "Download Request Sent")
+                            requestMap[it] = downloadObject.track
+                            downloadList.remove(downloadObject) },
+                        Func {
+                            Log.i("DownloadManager", "Download Request Error:${it.throwable.toString()}")}
+                    )
+
+                }
+
+            }
+        }
+        return START_NOT_STICKY
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        if(downloadMap.isEmpty() && converted == total){
+            Log.i(tag,"Service destroyed.")
+            stopForeground(true)
+        }
+    }
+
+
+    override fun onTaskRemoved(rootIntent: Intent?) {
+        super.onTaskRemoved(rootIntent)
+        if(downloadMap.isEmpty() && converted == total ){
+            Log.i(tag,"Service destroyed.")
+            stopSelf()
+        }
+    }
+
+    private var fetchListener: FetchListener = object : FetchListener {
+        override fun onQueued(
+            download: Download,
+            waitingOnNetwork: Boolean
+        ) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onRemoved(download: Download) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onResumed(download: Download) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onStarted(
+            download: Download,
+            downloadBlocks: List<DownloadBlock>,
+            totalBlocks: Int
+        ) {
+            val track  = requestMap[download.request]
+            Log.i(tag,"${track?.name} Download Started")
+        }
+
+        override fun onWaitingNetwork(download: Download) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onAdded(download: Download) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onCancelled(download: Download) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onCompleted(download: Download) {
+                val track = requestMap[download.request]
+                speed = 0
+                serviceScope.launch {
+                    convertToMp3(download.file, track!!)
+                }
+                Log.i(tag,"${track?.name} Download Completed")
+                requestMap.remove(download.request)
+                updateNotification()
+        }
+
+        override fun onDeleted(download: Download) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onDownloadBlockUpdated(
+            download: Download,
+            downloadBlock: DownloadBlock,
+            totalBlocks: Int
+        ) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onError(download: Download, error: Error, throwable: Throwable?) {
+            Log.i(tag,download.error.throwable.toString())
+        }
+
+        override fun onPaused(download: Download) {
+            // TODO("Not yet implemented")
+        }
+
+        override fun onProgress(
+            download: Download,
+            etaInMilliSeconds: Long,
+            downloadedBytesPerSecond: Long
+        ) {
+            val track  = requestMap[download.request]
+            Log.i(tag,"${track?.name} ETA: ${etaInMilliSeconds/1000} sec")
+            speed = (downloadedBytesPerSecond/1000)
+            updateNotification()
+        }
+
+    }
+
+
+    fun convertToMp3(filePath: String,track: Track){
+        val m4aFile = File(filePath)
+
+        val executionId = FFmpeg.executeAsync(
+            "-i $filePath  -vn ${filePath.substringBeforeLast('.') + ".mp3"}"
+        ) { _, returnCode ->
+            when (returnCode) {
+                RETURN_CODE_SUCCESS -> {
+                    Log.i(Config.TAG, "Async command execution completed successfully.")
+                    m4aFile.delete()
+                    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))
+                }
+            }
+        }
+    }
+
+    private fun writeMp3Tags(filePath:String, track: Track){
+        var mp3File = Mp3File(filePath)
+        mp3File =  removeAllTags(mp3File)
+        mp3File = setId3v1Tags(mp3File,track)
+        mp3File = setId3v2Tags(mp3File,track)
+        Log.i("Mp3Tags","saving file")
+        mp3File.save(filePath.substringBeforeLast('.')+".new.mp3")
+        val file = File(filePath)
+        file.delete()
+        val newFile = File((filePath.substringBeforeLast('.')+".new.mp3"))
+        newFile.renameTo(file)
+        converted++
+        updateNotification()
+        //All tasks completed (REST IN PEACE)
+        if(converted == total){
+            stopForeground(false)
+            stopSelf()
+        }
+
+    }
+    /**
+     * This is the method that can be called to update the Notification
+     */
+    private fun updateNotification() {
+        val mNotificationManager: NotificationManager =
+            getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+        val notification = NotificationCompat.Builder(this, channelId)
+            .setContentTitle("SpotiFlyer: Downloading Your Music")
+            .setContentText("Total: $total  Downloaded: ${total - requestMap.keys.size}  Converted:$converted ")
+            .setSubText("Speed: $speed KB/s ")
+            .setNotificationSilent()
+            .setOnlyAlertOnce(true)
+            .setSmallIcon(R.drawable.down_arrowbw)
+            .build()
+        mNotificationManager.notify(1, notification)
+    }
+
+    private fun setId3v1Tags(mp3File: Mp3File, track: Track): Mp3File {
+        val id3v1Tag = ID3v1Tag()
+        id3v1Tag.track = track.disc_number.toString()
+        val artistsList = mutableListOf<String>()
+        track.artists?.forEach { artistsList.add(it!!.name!!) }
+        id3v1Tag.artist = artistsList.joinToString()
+        id3v1Tag.title = track.name
+        id3v1Tag.album = track.album?.name
+        id3v1Tag.year = track.album?.release_date
+        id3v1Tag.comment = "Genres:${track.album?.genres?.joinToString()}"
+        mp3File.id3v1Tag = id3v1Tag
+        return mp3File
+    }
+    private fun setId3v2Tags(mp3file: Mp3File, track: Track): Mp3File {
+        val id3v2Tag = ID3v24Tag()
+        id3v2Tag.track = track.disc_number.toString()
+        val artistsList = mutableListOf<String>()
+        track.artists?.forEach { artistsList.add(it!!.name!!) }
+        id3v2Tag.artist = artistsList.joinToString()
+        id3v2Tag.title = track.name
+        id3v2Tag.album = track.album?.name
+        id3v2Tag.year = track.album?.release_date
+        id3v2Tag.comment = "Genres:${track.album?.genres?.joinToString()}"
+        id3v2Tag.lyrics = "Gonna Implement Soon"
+        val copyrights = mutableListOf<String>()
+        track.album?.copyrights?.forEach { copyrights.add(it!!.type!!) }
+        id3v2Tag.copyright = copyrights.joinToString()
+        id3v2Tag.url = track.href
+        track.let {
+            val file = File(
+                Environment.getExternalStorageDirectory(),
+                DownloadHelper.defaultDir +".Images/" + (it.album!!.images?.get(0)?.url!!).substringAfterLast('/') + ".jpeg")
+            Log.i("Mp3Tags editing Tags",file.path)
+            //init array with file length
+            val bytesArray = ByteArray(file.length().toInt())
+            val fis = FileInputStream(file)
+            fis.read(bytesArray) //read file into bytes[]
+            fis.close()
+            id3v2Tag.setAlbumImage(bytesArray,"image/jpeg")
+        }
+        id3v2Tag.albumImage
+        mp3file.id3v2Tag = id3v2Tag
+        return mp3file
+    }
+    private fun removeAllTags(mp3file: Mp3File): Mp3File {
+        if (mp3file.hasId3v1Tag()) {
+            mp3file.removeId3v1Tag()
+        }
+        if (mp3file.hasId3v2Tag()) {
+            mp3file.removeId3v2Tag()
+        }
+        if (mp3file.hasCustomTag()) {
+            mp3file.removeCustomTag()
+        }
+        return mp3file
+    }
+
+}

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

@@ -0,0 +1,21 @@
+<!--
+  ~ 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="38dp"
+    android:height="38dp" android:viewportWidth="512" android:viewportHeight="512">
+    <path android:fillColor="#5C6BC0" android:pathData="M255.968,5.329C114.624,5.329 0,120.401 0,262.353c0,113.536 73.344,209.856 175.104,243.872c12.8,2.368 17.472,-5.568 17.472,-12.384c0,-6.112 -0.224,-22.272 -0.352,-43.712c-71.2,15.52 -86.24,-34.464 -86.24,-34.464c-11.616,-29.696 -28.416,-37.6 -28.416,-37.6c-23.264,-15.936 1.728,-15.616 1.728,-15.616c25.696,1.824 39.2,26.496 39.2,26.496c22.848,39.264 59.936,27.936 74.528,21.344c2.304,-16.608 8.928,-27.936 16.256,-34.368c-56.832,-6.496 -116.608,-28.544 -116.608,-127.008c0,-28.064 9.984,-51.008 26.368,-68.992c-2.656,-6.496 -11.424,-32.64 2.496,-68c0,0 21.504,-6.912 70.4,26.336c20.416,-5.696 42.304,-8.544 64.096,-8.64c21.728,0.128 43.648,2.944 64.096,8.672c48.864,-33.248 70.336,-26.336 70.336,-26.336c13.952,35.392 5.184,61.504 2.56,68c16.416,17.984 26.304,40.928 26.304,68.992c0,98.72 -59.84,120.448 -116.864,126.816c9.184,7.936 17.376,23.616 17.376,47.584c0,34.368 -0.32,62.08 -0.32,70.496c0,6.88 4.608,14.88 17.6,12.352C438.72,472.145 512,375.857 512,262.353C512,120.401 397.376,5.329 255.968,5.329z"/>
+</vector>

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

@@ -0,0 +1,25 @@
+<!--
+  ~ 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="25dp"
+    android:height="25dp" android:viewportWidth="512.007" android:viewportHeight="512.007">
+    <path android:fillColor="#fe646f" android:pathData="m380.125,59.036c-59.77,0 -109.664,42.249 -121.469,98.51 -0.608,2.899 -4.703,2.901 -5.312,0 -11.805,-56.261 -61.699,-98.51 -121.469,-98.51 -114.106,0 -167.756,141.01 -82.508,216.858l193.339,172.02c7.58,6.744 19.009,6.744 26.589,0l193.339,-172.02c85.248,-75.848 31.598,-216.858 -82.509,-216.858z"/>
+    <path android:fillColor="#fd4755" android:pathData="m380.125,59.036c-6.912,0 -13.689,0.572 -20.293,1.658 99.376,15.991 141.363,144.168 61.527,215.2l-185.996,165.487 7.343,6.533c7.58,6.744 19.009,6.744 26.589,0l193.339,-172.02c85.248,-75.848 31.598,-216.858 -82.509,-216.858z"/>
+    <path android:fillColor="#fe646f" android:pathData="m380.125,59.036c-59.77,0 -109.664,42.249 -121.469,98.51 -0.608,2.899 -4.703,2.901 -5.312,0 -11.805,-56.261 -61.699,-98.51 -121.469,-98.51 -114.106,0 -167.756,141.01 -82.508,216.858l193.339,172.02c7.58,6.744 19.009,6.744 26.589,0l193.339,-172.02c85.248,-75.848 31.598,-216.858 -82.509,-216.858z"/>
+    <path android:fillColor="#fd4755" android:pathData="m380.125,59.036c-6.912,0 -13.689,0.572 -20.293,1.658 99.376,15.991 141.363,144.168 61.527,215.2l-185.996,165.487 7.343,6.533c7.58,6.744 19.009,6.744 26.589,0l193.339,-172.02c85.248,-75.848 31.598,-216.858 -82.509,-216.858z"/>
+    <path android:fillColor="#FF000000" android:pathData="m237.72,453.517c-204.315,-181.786 -197.402,-175.776 -197.402,-175.776 -25.999,-24.984 -40.318,-58.201 -40.318,-93.533 0,-46.48 24.63,-91.702 65.906,-115.47 3.589,-2.067 8.174,-0.833 10.242,2.757 2.067,3.589 0.833,8.175 -2.757,10.242 -36.017,20.74 -58.391,60.004 -58.391,102.471 0,31.212 12.683,60.588 35.711,82.717 0,0 -6.881,-5.996 196.979,175.386 2.292,2.039 5.242,3.161 8.309,3.161 3.066,0 6.018,-1.123 8.31,-3.162l61.917,-55.089c3.095,-2.753 7.835,-2.477 10.588,0.618s2.477,7.835 -0.618,10.588l-61.917,55.09c-10.431,9.281 -26.148,9.263 -36.559,0zM357.363,377.059c-2.067,0 -4.124,-0.849 -5.606,-2.515 -2.753,-3.095 -2.477,-7.835 0.618,-10.588l105.273,-93.665c21.815,-19.409 35.132,-44.369 38.513,-72.181 0.001,-0.006 0.001,-0.012 0.002,-0.018 7.637,-62.927 -37.915,-131.557 -116.038,-131.557 -54.879,0 -102.877,38.923 -114.129,92.55 -1.005,4.79 -5.116,8.135 -9.997,8.135s-8.991,-3.346 -9.996,-8.136c-11.252,-53.626 -59.25,-92.549 -114.128,-92.549 -9.633,0 -19.082,1.076 -28.084,3.198 -4.033,0.952 -8.07,-1.548 -9.021,-5.579 -0.951,-4.032 1.547,-8.07 5.579,-9.021 10.128,-2.388 20.735,-3.598 31.525,-3.598 55.699,0 105.463,35.109 124.125,87.792 18.71,-52.817 68.567,-87.792 124.125,-87.792 84.905,0 139.884,74.56 130.929,148.362 0,0.007 -0.001,0.015 -0.002,0.022 -3.829,31.494 -18.847,59.703 -43.433,81.578l-105.273,93.665c-1.429,1.272 -3.209,1.897 -4.982,1.897z"/>
+</vector>

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

@@ -0,0 +1,51 @@
+<!--
+  ~ 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="32dp" android:height="32dp"
+    android:viewportWidth="512" android:viewportHeight="512">
+    <path android:pathData="M352,0H160C71.648,0 0,71.648 0,160v192c0,88.352 71.648,160 160,160h192c88.352,0 160,-71.648 160,-160V160C512,71.648 440.352,0 352,0zM464,352c0,61.76 -50.24,112 -112,112H160c-61.76,0 -112,-50.24 -112,-112V160C48,98.24 98.24,48 160,48h192c61.76,0 112,50.24 112,112V352z">
+        <aapt:attr name="android:fillColor">
+            <gradient android:endX="465.1312" android:endY="46.8656"
+                android:startX="46.8688" android:startY="465.1344" android:type="linear">
+                <item android:color="#FFFFC107" android:offset="0"/>
+                <item android:color="#FFF44336" android:offset="0.507"/>
+                <item android:color="#FF9C27B0" android:offset="0.99"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path android:pathData="M256,128c-70.688,0 -128,57.312 -128,128s57.312,128 128,128s128,-57.312 128,-128S326.688,128 256,128zM256,336c-44.096,0 -80,-35.904 -80,-80c0,-44.128 35.904,-80 80,-80s80,35.872 80,80C336,300.096 300.096,336 256,336z">
+        <aapt:attr name="android:fillColor">
+            <gradient android:endX="346.5072" android:endY="165.4928"
+                android:startX="165.4928" android:startY="346.5072" android:type="linear">
+                <item android:color="#FFFFC107" android:offset="0"/>
+                <item android:color="#FFF44336" android:offset="0.507"/>
+                <item android:color="#FF9C27B0" android:offset="0.99"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path android:pathData="M393.6,118.4m-17.056,0a17.056,17.056 0,1 1,34.112 0a17.056,17.056 0,1 1,-34.112 0">
+        <aapt:attr name="android:fillColor">
+            <gradient android:endX="405.6592" android:endY="106.3408"
+                android:startX="381.5408" android:startY="130.4624" android:type="linear">
+                <item android:color="#FFFFC107" android:offset="0"/>
+                <item android:color="#FFF44336" android:offset="0.507"/>
+                <item android:color="#FF9C27B0" android:offset="0.99"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+</vector>

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

@@ -1,5 +1,22 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android" android:width="42dp"
+<!--
-    android:height="42dp" android:viewportWidth="512" android:viewportHeight="512">
+  ~ 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="40dp"
+    android:height="40dp" android:viewportWidth="512" android:viewportHeight="512">
     <path android:fillColor="#ff5d7d" android:fillType="evenOdd" android:pathData="m258.229,255.863c-11.191,-11.155 -29.503,-11.155 -40.693,0 -4.486,4.471 -11.053,4.007 -15.072,0 -11.191,-11.155 -29.503,-11.155 -40.693,0 -30.403,30.307 28.128,83.271 48.229,88.64 20.102,-5.369 78.632,-58.333 48.229,-88.64z"/>
     <path android:fillColor="#fff" android:fillType="evenOdd" android:pathData="m258.229,255.863c30.403,30.307 -28.128,83.271 -48.23,88.64 -20.102,-5.369 -78.633,-58.334 -48.229,-88.64 11.191,-11.155 29.502,-11.155 40.693,0 4.02,4.007 10.587,4.471 15.072,0 11.191,-11.155 29.503,-11.155 40.694,0zM10,176c0,94.167 60,173.334 80,260h240c3.112,-13.487 7.193,-26.792 11.866,-40 4.742,-13.403 10.093,-26.707 15.66,-40 16.471,-39.33 34.83,-78.563 44.877,-119.994 3.154,-13.009 5.489,-26.235 6.689,-39.749 0.593,-6.679 0.908,-13.429 0.908,-20.257 0,-11 -9,-20 -20,-20 -120,0 -240,0 -360.001,0 -10.999,0 -19.999,9 -19.999,20z"/>
     <path android:fillColor="#ccf5fc" android:fillType="evenOdd" android:pathData="m402,356h-44.474c-5.567,13.293 -10.918,26.597 -15.66,40h60.134c55,0 99.999,-45 99.999,-100 0,-52.616 -41.185,-96.074 -92.908,-99.743 -1.2,13.514 -3.534,26.74 -6.69,39.749 32.818,0.218 59.599,27.129 59.599,59.994 0,33 -27,60 -60,60z"/>

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

@@ -134,7 +134,7 @@
         <androidx.constraintlayout.widget.ConstraintLayout
             android:id="@+id/constraint_layout"
             android:layout_width="match_parent"
-            android:layout_height="0dp"
+            android:layout_height="match_parent"
             android:visibility="visible">
 
             <TextView
@@ -240,6 +240,80 @@
                 app:layout_constraintStart_toStartOf="@+id/btn_donate"
                 app:layout_constraintTop_toBottomOf="@+id/usage" />
 
+            <androidx.appcompat.widget.AppCompatButton
+                android:id="@+id/btn_github"
+                android:layout_width="wrap_content"
+                android:layout_height="44dp"
+                android:layout_marginTop="130dp"
+                android:background="@drawable/text_background"
+                android:drawableStart="@drawable/ic_github"
+                android:drawablePadding="5dp"
+                android:fontFamily="@font/capriola"
+                android:gravity="end|center_vertical"
+                android:padding="5dp"
+                android:text=" Github "
+                android:textSize="13sp"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/btn_donate" />
+
+            <androidx.appcompat.widget.AppCompatButton
+                android:id="@+id/developer_insta"
+                android:layout_width="wrap_content"
+                android:layout_height="44dp"
+                android:layout_marginTop="130dp"
+                android:background="@drawable/text_background"
+                android:drawableEnd="@drawable/ic_instagram"
+                android:drawablePadding="5dp"
+                android:fontFamily="@font/capriola"
+                android:gravity="end|center_vertical"
+                android:padding="5dp"
+                android:text=" Follow Me "
+                android:textSize="13sp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/btn_donate" />
+
+            <TextView
+                android:id="@+id/tagLine"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="80dp"
+                android:layout_marginEnd="8dp"
+                android:fontFamily="@font/raleway_semibold"
+                android:text="Made with "
+                android:textAlignment="center"
+                android:textColor="@color/colorPrimary"
+                android:textSize="22sp"
+                app:layout_constraintEnd_toStartOf="@id/heart"
+                app:layout_constraintTop_toBottomOf="@+id/developer_insta" />
+
+            <ImageView
+                android:id="@+id/heart"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="10dp"
+                android:layout_marginTop="80dp"
+                android:contentDescription="Made With Love In India"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/developer_insta"
+                app:srcCompat="@drawable/ic_heart" />
+
+            <TextView
+                android:id="@+id/tagLine2"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="8dp"
+                android:layout_marginTop="80dp"
+                android:fontFamily="@font/raleway_semibold"
+                android:text=" in India"
+                android:textAlignment="center"
+                android:textColor="@color/colorPrimary"
+                android:textSize="22sp"
+                app:layout_constraintStart_toEndOf="@id/heart"
+                app:layout_constraintTop_toBottomOf="@+id/developer_insta" />
+
+
+
         </androidx.constraintlayout.widget.ConstraintLayout>
     </androidx.core.widget.NestedScrollView>
 
@@ -252,11 +326,9 @@
         app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
         app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"
         app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@id/open_spotify" />
 
-
-
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
 </layout>

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

@@ -1,5 +1,22 @@
 <?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/>.
+  -->
+
 <layout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
@@ -15,7 +32,6 @@
             android:layout_width="100dp"
             android:layout_height="80dp"
             android:contentDescription="Track Image"
-            android:visibility="visible"
             android:scaleType="centerInside"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toStartOf="@+id/artist"

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

@@ -0,0 +1,25 @@
+<?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/>.
+  -->
+
+<AppUpdater>
+    <update>
+        <latestVersion>1.1</latestVersion>
+        <latestVersionCode>2</latestVersionCode>
+        <url>https://github.com/Shabinder/SpotiFlyer/releases</url>
+    </update>
+</AppUpdater>

build.gradle

@@ -1,3 +1,20 @@
+/*
+ * 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/>.
+ */
+
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
     ext{
@@ -7,13 +24,14 @@ buildscript {
     repositories {
         google()
         jcenter()
-
+        mavenCentral()
     }
     dependencies {
         classpath "com.android.tools.build:gradle:4.0.1"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         //safe-Args
         classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$navigationVersion"
+        classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }