Apk size reduced,MVVM Approach,UI Changes

app/build.gradle

@@ -90,6 +90,7 @@ dependencies {
 
     implementation "androidx.room:room-runtime:2.2.5"
     implementation project(path: ':mobile-ffmpeg')
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     kapt "androidx.room:room-compiler:2.2.5"
     implementation "androidx.room:room-ktx:2.2.5"
     implementation ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {

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

@@ -36,7 +36,7 @@ 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.downloadHelper.SpotifyDownloadHelper
 import com.shabinder.spotiflyer.utils.SpotifyService
 import com.shabinder.spotiflyer.utils.SpotifyServiceToken
 import com.shabinder.spotiflyer.utils.createDirectory
@@ -74,7 +74,7 @@ class MainActivity : AppCompatActivity(){
         sharedViewModel = ViewModelProvider(this).get(SharedViewModel::class.java)
         sharedPref = this.getPreferences(Context.MODE_PRIVATE)
         //starting Notification and Downloader Service!
-        DownloadHelper.startService(this)
+        SpotifyDownloadHelper.startService(this)
 
 /*        if(sharedPref?.contains("token")!! && (sharedPref?.getLong("time",System.currentTimeMillis()/1000/60/60)!! < (System.currentTimeMillis()/1000/60/60)) ){
             val savedToken = sharedPref?.getString("token","error")!!
@@ -85,7 +85,7 @@ class MainActivity : AppCompatActivity(){
             implementSpotifyService(savedToken)
         }else{authenticateSpotify()}*/
 
-        if(sharedViewModel.spotifyService == null){
+        if(sharedViewModel.spotifyService.value == null){
             authenticateSpotify()
         }else{
             implementSpotifyService(sharedViewModel.accessToken.value!!)
@@ -102,7 +102,7 @@ class MainActivity : AppCompatActivity(){
 
         //Object to download From Youtube {"https://github.com/sealedtx/java-youtube-downloader"}
         ytDownloader = YoutubeDownloader()
-        sharedViewModel.ytDownloader = ytDownloader
+        sharedViewModel.ytDownloader.value = ytDownloader
 
         handleIntentFromExternalActivity()
     }
@@ -168,7 +168,7 @@ class MainActivity : AppCompatActivity(){
                 .build()
 
         spotifyService = retrofit.create(SpotifyService::class.java)
-        sharedViewModel.spotifyService = spotifyService
+        sharedViewModel.spotifyService.value = spotifyService
     }
 
     private fun getSpotifyToken(){
@@ -283,12 +283,12 @@ class MainActivity : AppCompatActivity(){
     }
 
     private fun createDir() {
-        createDirectory(DownloadHelper.defaultDir)
+        createDirectory(SpotifyDownloadHelper.defaultDir)
-        createDirectory(DownloadHelper.defaultDir+".Images/")
+        createDirectory(SpotifyDownloadHelper.defaultDir+".Images/")
-        createDirectory(DownloadHelper.defaultDir+"Tracks/")
+        createDirectory(SpotifyDownloadHelper.defaultDir+"Tracks/")
-        createDirectory(DownloadHelper.defaultDir+"Albums/")
+        createDirectory(SpotifyDownloadHelper.defaultDir+"Albums/")
-        createDirectory(DownloadHelper.defaultDir+"Playlists/")
+        createDirectory(SpotifyDownloadHelper.defaultDir+"Playlists/")
-        createDirectory(DownloadHelper.defaultDir+"YT_Downloads/")
+        createDirectory(SpotifyDownloadHelper.defaultDir+"YT_Downloads/")
     }
 
     private fun checkIfLatestVersion() {

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

@@ -24,9 +24,6 @@ import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import com.github.kiulian.downloader.YoutubeDownloader
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.shabinder.spotiflyer.models.Album
-import com.shabinder.spotiflyer.models.Playlist
-import com.shabinder.spotiflyer.models.Track
 import com.shabinder.spotiflyer.utils.SpotifyService
 import com.shreyaspatil.EasyUpiPayment.EasyUpiPayment
 import kotlinx.coroutines.CoroutineScope
@@ -36,11 +33,11 @@ import java.io.File
 
 class SharedViewModel : ViewModel() {
     var intentString = ""
-    var accessToken = MutableLiveData<String>().apply { value = "" }
+    var spotifyService = MutableLiveData<SpotifyService>()
-    var spotifyService : SpotifyService? = null
+    var ytDownloader = MutableLiveData<YoutubeDownloader>()
-    var ytDownloader : YoutubeDownloader? = null
-    var isConnected = MutableLiveData<Boolean>().apply { value = false }
     var easyUpiPayment: EasyUpiPayment? = null
+    var accessToken = MutableLiveData<String>().apply { value = "" }
+    var isConnected = MutableLiveData<Boolean>().apply { value = false }
     val defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator + ".Images" + File.separator
 
 
@@ -48,17 +45,6 @@ class SharedViewModel : ViewModel() {
 
     val uiScope = CoroutineScope(Dispatchers.Main + viewModelJob)
 
-    suspend fun getTrackDetails(trackLink:String): Track?{
-        return spotifyService?.getTrack(trackLink)
-    }
-    suspend fun getAlbumDetails(albumLink:String): Album?{
-        return spotifyService?.getAlbum(albumLink)
-    }
-    suspend fun getPlaylistDetails(link:String): Playlist?{
-        return spotifyService?.getPlaylist(link)
-    }
-
-
     override fun onCleared() {
         super.onCleared()
         viewModelJob.cancel()

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

@@ -35,25 +35,25 @@ 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.SharedViewModel
-import com.shabinder.spotiflyer.fragments.MainFragment
 import com.shabinder.spotiflyer.models.DownloadObject
 import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.ui.spotify.SpotifyFragment
 import com.shabinder.spotiflyer.worker.ForegroundService
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.io.File
 
-object DownloadHelper {
+object SpotifyDownloadHelper {
     var webView:WebView? = null
     var context : Context? = null
     var statusBar:TextView? = null
     val defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
-    private var downloadList = arrayListOf<DownloadObject>()
     var sharedViewModel:SharedViewModel? = null
     private var isBrowserLoading = false
     private var total = 0
     private var Processed = 0
+    private var listProcessed:Boolean = false
     var youtubeList = mutableListOf<YoutubeRequest>()
 
     /**
@@ -64,32 +64,27 @@ object DownloadHelper {
         subFolder: String?,
         trackList: List<Track>, ytDownloader: YoutubeDownloader?) {
         withContext(Dispatchers.Main){
-            var size = trackList.size
+            total += trackList.size // Adding New Download List Count to StatusBar
-            total += size
-            animateStatusBar()
             trackList.forEach {
-                size--
                 val outputFile:String = Environment.getExternalStorageDirectory().toString() + File.separator +
                         defaultDir + removeIllegalChars(type) + File.separator + (if(subFolder == null){""}else{ removeIllegalChars(subFolder)  + File.separator} + removeIllegalChars(it.name!!)+".mp3")
                 if(File(outputFile).exists()){//Download Already Present!!
                     Processed++
-                    updateStatusBar()
                 }else{
-                    if(isBrowserLoading){
+                    if(isBrowserLoading){//WebView Busy!!
-                        if(size == 0){
+                        if (listProcessed){//Previous List request progress check
-                            youtubeList.add(YoutubeRequest(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it ,0  ))
+                            getYTLink(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it)
-                        }else{
+                            listProcessed = false//Notifying A list Processing Started
+                        }else{//Adding Requests to a Queue
                             youtubeList.add(YoutubeRequest(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it))
                         }
                     }else{
-                        if(size == 0){
+                        getYTLink(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it)
-                            getYTLink(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it ,0  )
-                        }else{
-                            getYTLink(null,type,subFolder,ytDownloader,"${it.name} ${it.artists?.get(0)?.name ?:""}", it)
-                        }
                     }
                 }
+                updateStatusBar()
             }
+            animateStatusBar()
         }
     }
 
@@ -97,13 +92,12 @@ object DownloadHelper {
 
     //TODO CleanUp here and there!!
     @SuppressLint("SetJavaScriptEnabled")
-    suspend fun getYTLink(mainFragment: MainFragment? = null,
+    suspend fun getYTLink(spotifyFragment: SpotifyFragment? = null,
-                  type:String,
+                          type:String,
-                  subFolder:String?,
+                          subFolder:String?,
-                  ytDownloader: YoutubeDownloader?,
+                          ytDownloader: YoutubeDownloader?,
-                  searchQuery: String,
+                          searchQuery: String,
-                  track: Track,
+                          track: Track){
-                  index: Int? = null){
         val searchText = searchQuery.replace("\\s".toRegex(), "+")
         val url = "https://www.youtube.com/results?sp=EgIQAQ%253D%253D&q=$searchText"
         Log.i("DH YT LINK ",url)
@@ -122,15 +116,16 @@ object DownloadHelper {
                                 val id = value!!.substringAfterLast("=", "error").replace("\"","")
                                 Log.i("YT-id",id)
                                 if(id !="error"){//Link extracting error
-                                    mainFragment?.showToast("Starting Download")
+                                    spotifyFragment?.showToast("Starting Download")
                                     Processed++
+                                    if(Processed == total)listProcessed = true //List Processesd
                                     updateStatusBar()
-                                    downloadFile(subFolder, type, track, index,ytDownloader,id)
+                                    downloadFile(subFolder, type, track,ytDownloader,id)
                                 }
                                 if(youtubeList.isNotEmpty()){
                                     val request = youtubeList[0]
                                     sharedViewModel!!.uiScope.launch {
-                                        getYTLink(request.mainFragment,request.type,request.subFolder,request.ytDownloader,request.searchQuery,request.track,request.index)
+                                        getYTLink(request.spotifyFragment,request.type,request.subFolder,request.ytDownloader,request.searchQuery,request.track)
                                     }
                                     youtubeList.remove(request)
                                     if(youtubeList.size == 0){//list processing completed , webView is free again!
@@ -145,41 +140,17 @@ object DownloadHelper {
 
     }
 
-    @SuppressLint("SetJavaScriptEnabled")
-    fun applyWebViewSettings(webView: WebView) {
-        val desktopUserAgent =
-            "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.4) Gecko/20100101 Firefox/4.0"
-        val mobileUserAgent =
-            "Mozilla/5.0 (Linux; U; Android 4.4; en-us; Nexus 4 Build/JOP24G) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30"
-
-        //Choose Mobile/Desktop client.
-        webView.settings.userAgentString = desktopUserAgent
-        webView.settings.loadWithOverviewMode = true
-        webView.settings.loadWithOverviewMode = true
-        webView.settings.builtInZoomControls = true
-        webView.settings.setSupportZoom(true)
-        webView.isScrollbarFadingEnabled = false
-        webView.scrollBarStyle = WebView.SCROLLBARS_OUTSIDE_OVERLAY
-        webView.settings.displayZoomControls = false
-        webView.settings.useWideViewPort = true
-        webView.settings.javaScriptEnabled = true
-        webView.settings.loadsImagesAutomatically = false
-        webView.settings.blockNetworkImage = true
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            webView.settings.safeBrowsingEnabled = true
-        }
-    }
-
     private fun updateStatusBar() {
         statusBar!!.visibility = View.VISIBLE
         statusBar?.text = "Total: $total  Processed: $Processed"
     }
 
 
-    fun downloadFile(subFolder: String?, type: String, track:Track, index:Int? = null,ytDownloader: YoutubeDownloader?,id: String) {
+    fun downloadFile(subFolder: String?, type: String, track:Track, ytDownloader: YoutubeDownloader?, id: String) {
         sharedViewModel!!.uiScope.launch {
             withContext(Dispatchers.IO) {
                 val video = ytDownloader?.getVideo(id)
+                val detail = video?.details()
                 val format:Format? =try {
                     video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
                 }catch (e:java.lang.IndexOutOfBoundsException){
@@ -196,9 +167,7 @@ object DownloadHelper {
                 }
                 format?.let {
                     val url:String = format.url()
-
+//                    Log.i("DHelper Link Found", url)
-                    Log.i("DHelper Link Found", url)
-
                     val outputFile:String = Environment.getExternalStorageDirectory().toString() + File.separator +
                             defaultDir + removeIllegalChars(type) + File.separator + (if(subFolder == null){""}else{ removeIllegalChars(subFolder)  + File.separator} + removeIllegalChars(track.name!!)+".m4a")
 
@@ -209,17 +178,6 @@ object DownloadHelper {
                     )
                     Log.i("DH",outputFile)
                     startService(context!!, downloadObject)
-
-                /*if(index==null){
-                    downloadList.add(downloadObject)
-                }else{
-                    downloadList.add(downloadObject)
-                    startService(context!!, downloadList)
-                    Log.i("DH No of Songs", downloadList.size.toString())
-                    downloadList = arrayListOf()
-                }*/
-//                    downloadList.add(downloadObject)
-//                    downloadList = arrayListOf()
                 }
             }
         }
@@ -281,10 +239,33 @@ object DownloadHelper {
         anim.repeatCount = Animation.INFINITE
         statusBar?.animation = anim
     }
+    @SuppressLint("SetJavaScriptEnabled")
+    fun applyWebViewSettings(webView: WebView) {
+        val desktopUserAgent =
+            "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.4) Gecko/20100101 Firefox/4.0"
+        val mobileUserAgent =
+            "Mozilla/5.0 (Linux; U; Android 4.4; en-us; Nexus 4 Build/JOP24G) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30"
 
+        //Choose Mobile/Desktop client.
+        webView.settings.userAgentString = desktopUserAgent
+        webView.settings.loadWithOverviewMode = true
+        webView.settings.loadWithOverviewMode = true
+        webView.settings.builtInZoomControls = true
+        webView.settings.setSupportZoom(true)
+        webView.isScrollbarFadingEnabled = false
+        webView.scrollBarStyle = WebView.SCROLLBARS_OUTSIDE_OVERLAY
+        webView.settings.displayZoomControls = false
+        webView.settings.useWideViewPort = true
+        webView.settings.javaScriptEnabled = true
+        webView.settings.loadsImagesAutomatically = false
+        webView.settings.blockNetworkImage = true
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            webView.settings.safeBrowsingEnabled = true
+        }
+    }
 }
 data class YoutubeRequest(
-    val mainFragment: MainFragment? = null,
+    val spotifyFragment: SpotifyFragment? = null,
     val type:String,
     val subFolder:String?,
     val ytDownloader: YoutubeDownloader?,

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

@@ -1,445 +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.fragments
-
-import android.annotation.SuppressLint
-import android.content.Context
-import android.content.Intent
-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.webkit.ValueCallback
-import android.webkit.WebView
-import android.webkit.WebViewClient
-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.applyWebViewSettings
-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() {
-    private lateinit var binding:MainFragmentBinding
-    private lateinit var mainViewModel: MainViewModel
-    private lateinit var sharedViewModel: SharedViewModel
-    private lateinit var adapter:TrackListAdapter
-    private var spotifyService : SpotifyService? = null
-    private var type:String = ""
-    private var spotifyLink = ""
-    private var i: Intent? = null
-    private var webView: WebView? = null
-
-
-    @SuppressLint("SetJavaScriptEnabled")
-    override fun onCreateView(
-        inflater: LayoutInflater, container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View {
-        binding = DataBindingUtil.inflate(inflater,R.layout.main_fragment,container,false)
-        webView = binding.webView
-        DownloadHelper.webView = binding.webView
-        DownloadHelper.context = requireContext()
-        sharedViewModel = ViewModelProvider(this.requireActivity()).get(SharedViewModel::class.java)
-        mainViewModel = ViewModelProvider(this).get(MainViewModel::class.java)
-        spotifyService =  sharedViewModel.spotifyService
-        DownloadHelper.sharedViewModel = sharedViewModel
-        DownloadHelper.statusBar = binding.StatusBar
-
-        setUpUsageText()
-        openSpotifyButton()
-        openGithubButton()
-        openInstaButton()
-
-        binding.btnDonate.setOnClickListener {
-            sharedViewModel.easyUpiPayment?.startPayment()
-        }
-
-        binding.btnSearch.setOnClickListener {
-            val link = binding.linkSearch.text.toString()
-            if(link.contains("open.spotify",true)){
-                spotifySearch()
-            }
-            if(link.contains("youtube.com",true) || link.contains("youtu.be",true) ){
-                youtubeSearch()
-            }
-
-        }
-        handleIntent()
-        //Handling Device Configuration Change
-        if(savedInstanceState != null && savedInstanceState["searchLink"].toString() != ""){
-            binding.linkSearch.setText(savedInstanceState["searchLink"].toString())
-            binding.btnSearch.performClick()
-            setUiVisibility()
-        }
-        return binding.root
-    }
-
-    private fun youtubeSearch() {
-        val youtubeLink = binding.linkSearch.text.toString()
-        var title = ""
-        val link = youtubeLink.removePrefix("https://").removePrefix("http://")
-        val sampleDomain1 = "youtube.com"
-        val sampleDomain2 = "youtu.be"
-        if(!link.contains("playlist",true)){
-            var searchId = "error"
-            if(link.contains(sampleDomain1,true) ){
-                searchId =  link.substringAfterLast("=","error")
-            }
-            if(link.contains(sampleDomain2,true) && !link.contains("playlist",true) ){
-                searchId = link.substringAfterLast("/","error")
-            }
-            if(searchId != "error"){
-                val coverLink = "https://i.ytimg.com/vi/$searchId/maxresdefault.jpg"
-                applyWebViewSettings(webView!!)
-                sharedViewModel.uiScope.launch {
-                    webView!!.loadUrl(youtubeLink)
-                    webView!!.webViewClient = object : WebViewClient() {
-                        override fun onPageFinished(view: WebView?, url: String?) {
-                            super.onPageFinished(view, url)
-                            view?.evaluateJavascript(
-                                "document.getElementsByTagName(\"h1\")[0].textContent"
-                                ,object : ValueCallback<String> {
-                                    override fun onReceiveValue(value: String?) {
-                                        title = DownloadHelper.removeIllegalChars(value.toString()).toString()
-                                        Log.i("YT-id", title)
-                                        Log.i("YT-id", value)
-                                        Log.i("YT-id", coverLink)
-                                        setUiVisibility()
-                                        bindImage(binding.imageView,coverLink)
-                                        binding.btnDownloadAll.setOnClickListener {
-                                            showToast("Starting Download in Few Seconds")
-                                            //TODO Clean This Code!
-                                            DownloadHelper.downloadFile(null,"YT_Downloads",Track(name = value,ytCoverUrl = coverLink),0,sharedViewModel.ytDownloader,searchId)
-                                        }
-                                    }
-                                })
-                            }
-                        }
-                }
-            }
-        }else(showToast("Your Youtube Link is not of a Video!!"))
-    }
-
-    private fun spotifySearch(){
-        spotifyLink = binding.linkSearch.text.toString()
-
-        val link = spotifyLink.substringAfterLast('/', "Error").substringBefore('?')
-        type = spotifyLink.substringBeforeLast('/', "Error").substringAfterLast('/')
-
-        Log.i("Fragment", "$type : $link")
-
-        if(sharedViewModel.spotifyService == null && !isOnline()){
-            (activity as MainActivity).authenticateSpotify()
-        }
-
-        if (type == "Error" || link == "Error") {
-            showToast("Please Check Your Link!")
-        } else if(!isOnline()){
-            sharedViewModel.showAlertDialog(resources,requireContext())
-        } else {
-            adapter = TrackListAdapter()
-            binding.trackList.adapter = adapter
-            adapter.sharedViewModel = sharedViewModel
-            adapter.mainFragment = this
-            setUiVisibility()
-
-            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" -> {
-                        mainViewModel.searchLink = spotifyLink
-                        sharedViewModel.uiScope.launch {
-                            val trackObject = sharedViewModel.getTrackDetails(link)
-                            val trackList = mutableListOf<Track>()
-                            trackList.add(trackObject!!)
-                            mainViewModel.trackList = trackList
-                            mainViewModel.coverUrl = trackObject.album!!.images?.get(0)!!.url!!
-                            bindImage(binding.imageView,mainViewModel.coverUrl)
-                            adapterConfig(trackList)
-
-                            binding.btnDownloadAll.setOnClickListener {
-                                showToast("Starting Download in Few Seconds")
-                                sharedViewModel.uiScope.launch {
-                                    downloadAllTracks(
-                                        "Tracks",
-                                        null,
-                                        trackList,
-                                        sharedViewModel.ytDownloader
-                                    )
-                                }
-                            }
-
-                        }
-                    }
-
-                    "album" -> {
-                        mainViewModel.searchLink = spotifyLink
-                        sharedViewModel.uiScope.launch {
-                            val albumObject = sharedViewModel.getAlbumDetails(link)
-                            val trackList = mutableListOf<Track>()
-                            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 {
-                                    loadAllImages(trackList)
-                                    downloadAllTracks(
-                                        "Albums",
-                                        albumObject.name,
-                                        trackList,
-                                        sharedViewModel.ytDownloader
-                                    )
-                                }
-                            }
-                        }
-
-
-                    }
-
-                    "playlist" -> {
-                        mainViewModel.searchLink = spotifyLink
-                        sharedViewModel.uiScope.launch {
-                            val playlistObject = sharedViewModel.getPlaylistDetails(link)
-                            val trackList = mutableListOf<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 {
-                                    loadAllImages(trackList)
-                                    downloadAllTracks(
-                                        "Playlists",
-                                        playlistObject.name,
-                                        trackList,
-                                        sharedViewModel.ytDownloader
-                                    )
-                                }
-                            }
-                        }
-                    }
-
-                    "episode" -> {
-                        showToast("Implementation Pending")
-                    }
-                    "show" -> {
-                        showToast("Implementation Pending ")
-                    }
-                }
-            }
-        }
-    }
-
-    /**
-     * 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 {
-            i = manager.getLaunchIntentForPackage("com.spotify.music")
-            if (i == null) throw PackageManager.NameNotFoundException()
-            i?.addCategory(Intent.CATEGORY_LAUNCHER)
-            binding.btnOpenSpotify.setOnClickListener { startActivity(i) }
-        } catch (e: PackageManager.NameNotFoundException) {
-            binding.textView.text = getString(R.string.spotify_not_installed)
-            binding.btnOpenSpotify.text = getString(R.string.spotify_web_link)
-            val uri: Uri =
-                Uri.parse("http://open.spotify.com")
-            val intent = Intent(Intent.ACTION_VIEW, uri)
-            binding.btnOpenSpotify.setOnClickListener {
-                startActivity(intent)
-            }
-        }
-    }
-
-    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()
-    }
-
-    /**
-     * Make Ui elements Visible
-     **/
-    private fun setUiVisibility() {
-        binding.btnDownloadAll.visibility =View.VISIBLE
-        binding.titleView.visibility = View.GONE
-        binding.openSpotify.visibility = View.GONE
-        binding.trackList.visibility = View.VISIBLE
-    }
-
-    /**
-     * Handle Intent If there is any!
-     **/
-    private fun handleIntent() {
-        binding.linkSearch.setText(sharedViewModel.intentString)
-        sharedViewModel.accessToken.observe(viewLifecycleOwner, Observer {
-            //Waiting for Authentication to Finish with Spotify
-            if (it != ""){
-                if(sharedViewModel.intentString != ""){
-                    binding.btnSearch.performClick()
-                    setUiVisibility()
-                }
-            }
-        })
-    }
-
-    private fun setUpUsageText() {
-        val spanStringBuilder = SpannableStringBuilder()
-        spanStringBuilder.append(getText(R.string.d_one)).append("\n")
-        spanStringBuilder.append(getText(R.string.d_two)).append("\n")
-        spanStringBuilder.append(getText(R.string.d_three)).append("\n")
-        binding.usage.text = spanStringBuilder
-    }
-
-
-    /**
-     * Util. Function to create toasts!
-     **/
-    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
-        val netInfo = cm.activeNetworkInfo
-        return netInfo != null && netInfo.isConnectedOrConnecting
-    }
-
-    override fun onSaveInstanceState(outState: Bundle) {
-        super.onSaveInstanceState(outState)
-        outState.putCharSequence("searchLink",mainViewModel.searchLink)
-    }
-}

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

@@ -1,27 +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.fragments
-
-import androidx.lifecycle.ViewModel
-import com.shabinder.spotiflyer.models.Track
-
-class MainViewModel: ViewModel() {
-    var searchLink: String = ""
-    var trackList = mutableListOf<Track>()
-    var coverUrl: String = ""
-}

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

@@ -22,7 +22,8 @@ import kotlinx.android.parcel.Parcelize
 
 @Parcelize
 data class DownloadObject(
-    var track: Track,
+    var ytVideo: YTTrack?=null,
+    var track: Track?=null,
     var url:String,
     var outputDir:String
 ):Parcelable

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

@@ -26,20 +26,20 @@ 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.getYTLink
+import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper.getYTLink
-import com.shabinder.spotiflyer.fragments.MainFragment
 import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.ui.spotify.SpotifyFragment
 import com.shabinder.spotiflyer.utils.bindImage
 import kotlinx.coroutines.launch
 
 
-class TrackListAdapter:RecyclerView.Adapter<TrackListAdapter.ViewHolder>() {
+class SpotifyTrackListAdapter:RecyclerView.Adapter<SpotifyTrackListAdapter.ViewHolder>() {
 
     var trackList = listOf<Track>()
     var totalItems:Int = 0
     var sharedViewModel = SharedViewModel()
     var isAlbum:Boolean = false
-    var mainFragment:MainFragment? = null
+    var spotifyFragment: SpotifyFragment? = null
 
     override fun getItemCount():Int =  totalItems
 
@@ -63,7 +63,7 @@ class TrackListAdapter:RecyclerView.Adapter<TrackListAdapter.ViewHolder>() {
         holder.duration.text = "${item.duration_ms/1000/60} minutes, ${(item.duration_ms/1000)%60} sec"
         holder.downloadBtn.setOnClickListener{
             sharedViewModel.uiScope.launch {
-                getYTLink(mainFragment,"Tracks",null,sharedViewModel.ytDownloader,"${item.name} ${item.artists?.get(0)!!.name?:""}",track = item,index = 0)
+                getYTLink(spotifyFragment,"Tracks",null,sharedViewModel.ytDownloader.value,"${item.name} ${item.artists?.get(0)!!.name?:""}",track = item)
             }
         }
 

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

@@ -31,7 +31,7 @@ class SplashScreen : AppCompatActivity(){
         super.onCreate(savedInstanceState)
         setContentView(R.layout.splash_screen)
 
-        val splashTimeout = 600
+        val splashTimeout = 500
         val homeIntent = Intent(this@SplashScreen, MainActivity::class.java)
         Handler().postDelayed({
             //TODO:Bring Initial Setup here

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

@@ -0,0 +1,241 @@
+/*
+ * 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.spotify
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.net.ConnectivityManager
+import android.os.Bundle
+import android.os.Environment
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.webkit.WebView
+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.SpotifyFragmentBinding
+import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper
+import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.recyclerView.SpotifyTrackListAdapter
+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 SpotifyFragment : Fragment() {
+    private lateinit var binding:SpotifyFragmentBinding
+    private lateinit var spotifyViewModel: SpotifyViewModel
+    private lateinit var sharedViewModel: SharedViewModel
+    private lateinit var adapterSpotify:SpotifyTrackListAdapter
+    private var webView: WebView? = null
+
+
+    @SuppressLint("SetJavaScriptEnabled")
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        binding = DataBindingUtil.inflate(inflater,R.layout.spotify_fragment,container,false)
+        adapterSpotify = SpotifyTrackListAdapter()
+        initializeAll()
+        initializeLiveDataObservers()
+
+        val args = SpotifyFragmentArgs.fromBundle(requireArguments())
+        val spotifyLink = args.link
+
+        val link = spotifyLink.substringAfterLast('/', "Error").substringBefore('?')
+        val type = spotifyLink.substringBeforeLast('/', "Error").substringAfterLast('/')
+
+        Log.i("Fragment", "$type : $link")
+
+        if(sharedViewModel.spotifyService.value == null && isNotOnline()){//Authentication pending!!
+            (activity as MainActivity).authenticateSpotify()
+        }
+        if(!isNotOnline()){//Device Offline
+            sharedViewModel.showAlertDialog(resources,requireContext())
+        }else if (type == "Error" || link == "Error") {//Incorrect Link
+            showToast("Please Check Your Link!")
+        }else if(spotifyLink.contains("open.spotify",true)){//Link Validation!!
+            if(type == "episode" || type == "show"){//TODO Implementation
+                showToast("Implementing Soon, Stay Tuned!")
+            }
+            else{
+                spotifyViewModel.spotifySearch(type,link)
+                if(type=="album")adapterSpotify.isAlbum = true
+                binding.btnDownloadAllSpotify.setOnClickListener {
+                    showToast("Starting Download in Few Seconds")
+                    loadAllImages(spotifyViewModel.trackList.value!!)
+                    spotifyViewModel.uiScope.launch {
+                        SpotifyDownloadHelper.downloadAllTracks(
+                            spotifyViewModel.folderType,
+                            spotifyViewModel.subFolder,
+                            spotifyViewModel.trackList.value!!,
+                            spotifyViewModel.ytDownloader
+                        )
+                    }
+                }
+            }
+        }
+        return binding.root
+    }
+
+    /**
+     *Live Data Observers
+     **/
+    private fun initializeLiveDataObservers() {
+        /**
+         * CoverUrl Binding Observer!
+         **/
+        spotifyViewModel.coverUrl.observe(viewLifecycleOwner, Observer {
+            if(it!="Loading") bindImage(binding.spotifyCoverImage,it)
+        })
+
+        /**
+         * TrackList Binding Observer!
+         **/
+        spotifyViewModel.trackList.observe(viewLifecycleOwner, Observer {
+            if (it.isNotEmpty()){
+                Log.i("SpotifyFragment","TrackList Fetched!")
+                adapterConfig(it)
+            }
+        })
+
+        /**
+         * Title Binding Observer!
+         **/
+        spotifyViewModel.title.observe(viewLifecycleOwner, Observer {
+            binding.titleViewSpotify.text = it
+        })
+    }
+
+    /**
+     * Basic Initialization
+     **/
+    private fun initializeAll() {
+        webView = binding.webViewSpotify
+        sharedViewModel = ViewModelProvider(this.requireActivity()).get(SharedViewModel::class.java)
+        spotifyViewModel = ViewModelProvider(this).get(SpotifyViewModel::class.java)
+        sharedViewModel.spotifyService.observe(viewLifecycleOwner, Observer {
+            spotifyViewModel.spotifyService = it
+        })
+        sharedViewModel.ytDownloader.observe(viewLifecycleOwner, Observer {
+            spotifyViewModel.ytDownloader = it
+        })
+        SpotifyDownloadHelper.webView = binding.webViewSpotify
+        SpotifyDownloadHelper.context = requireContext()
+        SpotifyDownloadHelper.sharedViewModel = sharedViewModel
+        SpotifyDownloadHelper.statusBar = binding.StatusBarSpotify
+        binding.trackListSpotify.adapter = adapterSpotify
+    }
+
+    /**
+     * 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(),
+                                            SpotifyDownloadHelper.defaultDir+".Images/" + imgUrl.substringAfterLast('/') + ".jpeg"
+                                        )
+                                        resource?.copyTo(file)
+                                    } catch (e: IOException) {
+                                        e.printStackTrace()
+                                    }
+                                }
+                            }
+                            return false
+                        }
+                    }).submit()
+            }
+        }
+    }
+
+    /**
+     * Configure Recycler View Adapter
+     **/
+    private fun adapterConfig(trackList: List<Track>){
+        adapterSpotify.trackList = trackList
+        adapterSpotify.totalItems = trackList.size
+        adapterSpotify.spotifyFragment = this
+        adapterSpotify.sharedViewModel = sharedViewModel
+        adapterSpotify.notifyDataSetChanged()
+    }
+
+
+    /**
+     * Util. Function to create toasts!
+     **/
+    fun showToast(message:String){
+        Toast.makeText(context,message,Toast.LENGTH_SHORT).show()
+    }
+
+    /**
+     * Util. Function To Check Connection Status
+     **/
+    private fun isNotOnline(): Boolean {
+        val cm =
+            requireActivity().getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+        val netInfo = cm.activeNetworkInfo
+        return netInfo != null && netInfo.isConnectedOrConnecting
+    }
+}

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

@@ -0,0 +1,116 @@
+/*
+ * 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.spotify
+
+import android.util.Log
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import com.github.kiulian.downloader.YoutubeDownloader
+import com.shabinder.spotiflyer.models.Album
+import com.shabinder.spotiflyer.models.Playlist
+import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.utils.SpotifyService
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.launch
+
+class SpotifyViewModel: ViewModel() {
+
+    var folderType:String = ""
+    var subFolder:String = ""
+    var trackList = MutableLiveData<List<Track>>()
+    private val loading = "Loading"
+    var title = MutableLiveData<String>().apply { value = "\"SpotiFlyer\"" }
+    var coverUrl = MutableLiveData<String>().apply { value = loading }
+    var spotifyService : SpotifyService? = null
+    var ytDownloader : YoutubeDownloader? = null
+
+    private var viewModelJob = Job()
+    val uiScope = CoroutineScope(Dispatchers.Main + viewModelJob)
+
+
+    fun spotifySearch(type:String,link: String){
+        when (type) {
+            "track" -> {
+                uiScope.launch {
+                    val trackObject = getTrackDetails(link)
+                    val tempTrackList = mutableListOf<Track>()
+                    tempTrackList.add(trackObject!!)
+                    trackList.value = tempTrackList
+                    title.value = trackObject.name
+                    coverUrl.value = trackObject.album!!.images?.get(0)!!.url!!
+                    folderType = "Tracks"
+                }
+            }
+
+            "album" -> {
+                uiScope.launch {
+                    val albumObject = getAlbumDetails(link)
+                    val tempTrackList = mutableListOf<Track>()
+                    albumObject!!.tracks?.items?.forEach { tempTrackList.add(it) }
+                    trackList.value = tempTrackList
+                    title.value = albumObject.name
+                    coverUrl.value = albumObject.images?.get(0)!!.url!!
+                    folderType = "Albums"
+                    subFolder = albumObject.name!!
+                }
+            }
+
+            "playlist" -> {
+                uiScope.launch {
+                    val playlistObject = getPlaylistDetails(link)
+                    val tempTrackList = mutableListOf<Track>()
+                    playlistObject!!.tracks?.items?.forEach {
+                        it.track?.let { it1 -> tempTrackList.add(it1) }
+                    }
+                    trackList.value = tempTrackList
+                    Log.i("VIEW MODEL",playlistObject.tracks?.items!!.toString())
+                    Log.i("VIEW MODEL",trackList.value?.size.toString())
+                    title.value = playlistObject.name
+                    coverUrl.value =  playlistObject.images?.get(0)!!.url!!
+                    folderType = "Playlists"
+                    subFolder = playlistObject.name!!
+                }
+            }
+            "episode" -> {//TODO
+            }
+            "show" -> {//TODO
+            }
+        }
+    }
+
+    private suspend fun getTrackDetails(trackLink:String): Track?{
+        Log.i("Requesting","https://api.spotify.com/v1/tracks/$trackLink")
+        return spotifyService?.getTrack(trackLink)
+    }
+    private suspend fun getAlbumDetails(albumLink:String): Album?{
+        Log.i("Requesting","https://api.spotify.com/v1/albums/$albumLink")
+        return spotifyService?.getAlbum(albumLink)
+    }
+    private suspend fun getPlaylistDetails(link:String): Playlist?{
+        Log.i("Requesting","https://api.spotify.com/v1/playlists/$link")
+        return spotifyService?.getPlaylist(link)
+    }
+
+    override fun onCleared() {
+        super.onCleared()
+        viewModelJob.cancel()
+    }
+
+}

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

@@ -30,7 +30,7 @@ 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 com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -72,7 +72,7 @@ fun bindImage(imgView: ImageView, imgUrl: String?) {
                             try {
                                 val file = File(
                                     Environment.getExternalStorageDirectory(),
-                                    DownloadHelper.defaultDir+".Images/" + imgUrl.substringAfterLast('/',imgUrl) + ".jpeg"
+                                    SpotifyDownloadHelper.defaultDir+".Images/" + imgUrl.substringAfterLast('/',imgUrl) + ".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

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

@@ -41,19 +41,19 @@ import retrofit2.http.*
 interface SpotifyService {
 
     @GET("playlists/{playlist_id}")
-    suspend fun getPlaylist(@Path("playlist_id") playlistId: String?): Playlist?
+    suspend fun getPlaylist(@Path("playlist_id") playlistId: String?): Playlist
 
     @GET("tracks/{id}")
-    suspend fun getTrack(@Path("id") var1: String?): Track?
+    suspend fun getTrack(@Path("id") trackId: String?): Track
 
      @GET("episodes/{id}")
-    suspend fun getEpisode(@Path("id") var1: String?): Track?
+    suspend fun getEpisode(@Path("id") episodeId: String?): Track
 
      @GET("shows/{id}")
-    suspend fun getShow(@Path("id") var1: String?): Track?
+    suspend fun getShow(@Path("id") showId: String?): Track
 
     @GET("albums/{id}")
-    suspend fun getAlbum(@Path("id") var1: String?): Album?
+    suspend fun getAlbum(@Path("id") albumId: String?): Album
 
     @GET("me")
     suspend fun getMe(): UserPrivate?

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

@@ -40,7 +40,7 @@ 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.downloadHelper.SpotifyDownloadHelper
 import com.shabinder.spotiflyer.models.DownloadObject
 import com.shabinder.spotiflyer.models.Track
 import com.tonyodev.fetch2.*
@@ -74,11 +74,9 @@ class ForegroundService : Service(){
     )
     private var wakeLock: PowerManager.WakeLock? = null
     private var isServiceStarted = false
-    private var messageSnippet1 = ""
+    var notificationLine = 0
-    private var messageSnippet2 = ""
+    val messageList = mutableListOf<String>("","","","")
-    private var messageSnippet3 = ""
+    private var pendingIntent:PendingIntent? = null
-    private var messageSnippet4 = ""
-    var notificationLine = 1
 
 
 
@@ -89,7 +87,7 @@ class ForegroundService : Service(){
     override fun onCreate() {
         super.onCreate()
         val notificationIntent = Intent(this, MainActivity::class.java)
-        val pendingIntent = PendingIntent.getActivity(
+        pendingIntent = PendingIntent.getActivity(
             this,
             0, notificationIntent, 0
         )
@@ -120,18 +118,16 @@ class ForegroundService : Service(){
             }
 
         val notification = NotificationCompat.Builder(this, channelId)
-            .setOngoing(true)
-            .setContentTitle("SpotiFlyer: Downloading Your Music")
-            .setSubText("Speed: $speed KB/s ")
-            .setNotificationSilent()
-            .setOnlyAlertOnce(true)
-            .setContentText("Total: $total  Downloaded: $downloaded  Completed:$converted ")
             .setSmallIcon(R.drawable.down_arrowbw)
+            .setNotificationSilent()
+            .setSubText("Speed: $speed KB/s")
             .setStyle(NotificationCompat.InboxStyle()
-                .addLine(messageSnippet1)
+                .setBigContentTitle("Total: $total  Completed:$converted")
-                .addLine(messageSnippet2)
+                .addLine(messageList[0])
-                .addLine(messageSnippet3)
+                .addLine(messageList[1])
-                .addLine(messageSnippet4))
+                .addLine(messageList[2])
+                .addLine(messageList[3]))
+            .setContentIntent(pendingIntent)
             .build()
         startForeground(notificationId, notification)
     }
@@ -149,7 +145,7 @@ class ForegroundService : Service(){
     override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int {
         // Send a notification that service is started
         Log.i(tag,"Service Started.")
-
+        startForeground()
         //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")
@@ -166,7 +162,7 @@ class ForegroundService : Service(){
 
                     fetch!!.enqueue(request,
                         Func {
-                            requestMap[it] = obj.track
+                            obj.track?.let { it1 -> requestMap.put(it, it1) }
                             downloadList.remove(obj)
                             Log.i(tag, "Enqueuing Download")
                         },
@@ -197,7 +193,6 @@ class ForegroundService : Service(){
         super.onDestroy()
         if(downloadMap.isEmpty() && converted == total){
             Log.i(tag,"Service destroyed.")
-            fetch?.close()
             deleteFile(parentDirectory)
             releaseWakeLock()
             stopForeground(true)
@@ -223,8 +218,11 @@ class ForegroundService : Service(){
         super.onTaskRemoved(rootIntent)
         if(downloadMap.isEmpty() && converted == total ){
             Log.i(tag,"Service Removed.")
-            fetch?.close()
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            stopSelf()
+                stopForeground(true)
+            } else {
+                stopSelf()//System will automatically close it
+            }
         }
     }
 
@@ -239,7 +237,7 @@ class ForegroundService : Service(){
                 if (file.isDirectory) {
                     deleteFile(file)
                 } else if(file.isFile) {
-                    if(file.path.toString().substringAfterLast(".") != "mp3"){
+                    if(file.path.toString().substringAfterLast(".") != "mp3" && file.path.toString().substringAfterLast(".") != "jpeg"){
 //                        Log.i(tag,"deleting ${file.path}")
                         file.delete()
                     }
@@ -274,21 +272,21 @@ class ForegroundService : Service(){
         ) {
             val track  = requestMap[download.request]
             when(notificationLine){
+                0 -> {
+                    messageList[0] = "Downloading ${track?.name}"
+                    notificationLine = 1
+                }
                 1 -> {
-                    messageSnippet1 = "Downloading ${track?.name}"
+                    messageList[1] = "Downloading ${track?.name}"
                     notificationLine = 2
                 }
-                2 -> {
+                2-> {
-                    messageSnippet2 = "Downloading ${track?.name}"
+                    messageList[2] = "Downloading ${track?.name}"
                     notificationLine = 3
                 }
-                3-> {
+                3 -> {
-                    messageSnippet3 = "Downloading ${track?.name}"
+                    messageList[3] = "Downloading ${track?.name}"
-                    notificationLine = 4
+                    notificationLine = 0
-                }
-                4 -> {
-                    messageSnippet4 = "Downloading ${track?.name}"
-                    notificationLine = 1
                 }
             }
             Log.i(tag,"${track?.name} Download Started")
@@ -308,20 +306,27 @@ class ForegroundService : Service(){
         }
 
         override fun onCompleted(download: Download) {
-                val track = requestMap[download.request]
+            val track = requestMap[download.request]
-                serviceScope.launch {
+
-                    try{
+            for (message in messageList){
-                        convertToMp3(download.file, track!!)
+                if( message == "Downloading ${track?.name}"){
-                        Log.i(tag,"${track.name} Download Completed")
+                    messageList[messageList.indexOf(message)] = ""
-                    }catch (e:KotlinNullPointerException
-                    ){
-                        Log.i(tag,"${track?.name} Download Failed! Error:Fetch!!!!")
-                        Log.i(tag,"${track?.name} Requesting Download thru Android DM")
-                        downloadUsingDM(download.request.url,download.request.file, track!!)
-                        downloaded++
-                        requestMap.remove(download.request)
-                    }
                 }
+            }
+
+            serviceScope.launch {
+                try{
+                    convertToMp3(download.file, track!!)
+                    Log.i(tag,"${track.name} Download Completed")
+                }catch (e:KotlinNullPointerException
+                ){
+                    Log.i(tag,"${track?.name} Download Failed! Error:Fetch!!!!")
+                    Log.i(tag,"${track?.name} Requesting Download thru Android DM")
+                    downloadUsingDM(download.request.url,download.request.file, track!!)
+                    downloaded++
+                    requestMap.remove(download.request)
+                }
+            }
             if(requestMap.keys.toList().isEmpty()) speed = 0
             updateNotification()
         }
@@ -370,7 +375,7 @@ class ForegroundService : Service(){
     /**
     * If fetch Fails , Android Download Manager To RESCUE!!
     **/
-    fun downloadUsingDM(url:String,outputDir:String,track: Track){
+    fun downloadUsingDM(url:String, outputDir:String, track: Track){
         val uri = Uri.parse(url)
         val request = DownloadManager.Request(uri)
             .setAllowedNetworkTypes(
@@ -407,7 +412,7 @@ class ForegroundService : Service(){
     /**
      *Converting Downloaded Audio (m4a) to Mp3.( Also Applying Metadata)
      **/
-    fun convertToMp3(filePath: String,track: Track){
+    fun convertToMp3(filePath: String, track: Track){
         val m4aFile = File(filePath)
 
         FFmpeg.executeAsync(
@@ -457,17 +462,16 @@ class ForegroundService : Service(){
         val mNotificationManager: NotificationManager =
             getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
         val notification = NotificationCompat.Builder(this, channelId)
-            .setContentTitle("SpotiFlyer: Downloading Your Music")
-            .setContentText("Total: $total  Completed:$converted ")
-            .setSubText("Speed: $speed KB/s ")
-            .setNotificationSilent()
-            .setOnlyAlertOnce(true)
             .setSmallIcon(R.drawable.down_arrowbw)
+            .setSubText("Speed: $speed KB/s")
+            .setNotificationSilent()
             .setStyle(NotificationCompat.InboxStyle()
-                .addLine(messageSnippet1)
+                .setBigContentTitle("Total: $total  Completed:$converted")
-                .addLine(messageSnippet2)
+                .addLine(messageList[0])
-                .addLine(messageSnippet3)
+                .addLine(messageList[1])
-                .addLine(messageSnippet4))
+                .addLine(messageList[2])
+                .addLine(messageList[3]))
+            .setContentIntent(pendingIntent)
             .build()
         mNotificationManager.notify(notificationId, notification)
     }
@@ -506,7 +510,7 @@ class ForegroundService : Service(){
         track.ytCoverUrl?.let {
             val file = File(
                 Environment.getExternalStorageDirectory(),
-                DownloadHelper.defaultDir +".Images/" + it.substringAfterLast('/',it) + ".jpeg")
+                SpotifyDownloadHelper.defaultDir +".Images/" + it.substringAfterLast('/',it) + ".jpeg")
             Log.i("Mp3Tags editing Tags",file.path)
             //init array with file length
             val bytesArray = ByteArray(file.length().toInt())
@@ -518,7 +522,7 @@ class ForegroundService : Service(){
         track.album?.let {
             val file = File(
                 Environment.getExternalStorageDirectory(),
-                DownloadHelper.defaultDir +".Images/" + (it.images?.get(0)?.url!!).substringAfterLast('/') + ".jpeg")
+                SpotifyDownloadHelper.defaultDir +".Images/" + (it.images?.get(0)?.url!!).substringAfterLast('/') + ".jpeg")
             Log.i("Mp3Tags editing Tags",file.path)
             //init array with file length
             val bytesArray = ByteArray(file.length().toInt())

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

@@ -17,5 +17,6 @@
 
 <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"/>
+    <path android:fillColor="#4EA4FF" 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/layout/main_fragment.xml

@@ -1,362 +0,0 @@
-<?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"
-    xmlns:tools="http://schemas.android.com/tools">
-<androidx.coordinatorlayout.widget.CoordinatorLayout
-    android:id="@+id/main"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:layout_marginTop="25dp"
-    android:fitsSystemWindows="true"
-    tools:context=".fragments.MainFragment">
-
-    <androidx.appcompat.widget.AppCompatButton
-        android:id="@+id/btn_download_all"
-        android:layout_width="wrap_content"
-        android:layout_height="44dp"
-        android:background="@drawable/btn_design"
-        android:drawableEnd="@drawable/ic_arrow_slim"
-        android:drawablePadding="4dp"
-        android:drawableTint="@color/black"
-        android:padding="12dp"
-        android:text="Download All  |"
-        android:textColor="@color/black"
-        android:textSize="16sp"
-        android:visibility="gone"
-        app:layout_anchor="@+id/appbar"
-        app:layout_anchorGravity="bottom|center" />
-
-    <com.google.android.material.appbar.AppBarLayout
-        android:id="@+id/appbar"
-        android:layout_width="match_parent"
-        android:layout_height="280dp">
-
-        <com.google.android.material.appbar.CollapsingToolbarLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            app:contentScrim="#F2C102B7"
-            app:layout_scrollFlags="scroll|enterAlways|enterAlwaysCollapsed"
-            app:layout_scrollInterpolator="@android:anim/decelerate_interpolator"
-            app:toolbarId="@+id/toolbar">
-
-            <androidx.constraintlayout.widget.ConstraintLayout
-                android:id="@+id/TopLayout"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent">
-
-
-                <EditText
-                    android:id="@+id/linkSearch"
-                    android:layout_width="wrap_content"
-                    android:layout_height="48dp"
-                    android:layout_marginStart="16dp"
-                    android:layout_marginTop="8dp"
-                    android:background="@drawable/text_background_accented"
-                    android:ems="10"
-                    android:hint="Link From Spotify"
-                    android:inputType="text"
-                    android:padding="8dp"
-                    android:textAlignment="center"
-                    android:textColor="@color/white"
-                    android:textColorHint="@color/grey"
-                    android:textSize="19sp"
-                    app:layout_constraintEnd_toStartOf="@+id/btn_search"
-                    app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toTopOf="parent" />
-
-                <androidx.appcompat.widget.AppCompatButton
-                    android:id="@+id/btn_search"
-                    android:layout_width="wrap_content"
-                    android:layout_height="44dp"
-                    android:layout_marginEnd="16dp"
-                    android:background="@drawable/btn_design"
-                    android:paddingLeft="4dp"
-                    android:paddingRight="4dp"
-                    android:text="Search"
-                    android:textColor="@color/black"
-                    android:textSize="16sp"
-                    app:layout_constraintBottom_toBottomOf="@id/linkSearch"
-                    app:layout_constraintEnd_toEndOf="parent"
-                    app:layout_constraintStart_toEndOf="@+id/linkSearch"
-                    app:layout_constraintTop_toTopOf="@id/linkSearch" />
-
-                <ImageView
-                    android:id="@+id/image_view"
-                    android:layout_width="0dp"
-                    android:layout_height="0dp"
-                    android:layout_marginTop="12dp"
-                    android:layout_marginBottom="3dp"
-                    android:contentDescription="Album Cover"
-                    android:foreground="@drawable/gradient"
-                    android:padding="20dp"
-                    android:paddingBottom="10dp"
-                    android:src="@drawable/spotify_download"
-                    android:visibility="visible"
-                    app:layout_collapseMode="parallax"
-                    app:layout_constraintBottom_toBottomOf="parent"
-                    app:layout_constraintEnd_toEndOf="parent"
-                    app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@+id/linkSearch" />
-
-                <TextView
-                    android:id="@+id/StatusBar"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_marginTop="8dp"
-                    android:background="@drawable/text_background_accented"
-                    android:fontFamily="@font/raleway_semibold"
-                    android:foreground="@drawable/rounded_gradient"
-                    android:gravity="center"
-                    android:paddingLeft="12dp"
-                    android:paddingTop="1dp"
-                    android:paddingRight="12dp"
-                    android:paddingBottom="1dp"
-                    android:text="Total: 100 Processed: 50"
-                    android:textAlignment="center"
-                    android:textColor="@color/grey"
-                    android:textSize="16sp"
-                    android:visibility="gone"
-                    app:layout_constraintEnd_toEndOf="@+id/btn_search"
-                    app:layout_constraintStart_toStartOf="@+id/linkSearch"
-                    app:layout_constraintTop_toBottomOf="@+id/linkSearch" />
-
-
-            </androidx.constraintlayout.widget.ConstraintLayout>
-        </com.google.android.material.appbar.CollapsingToolbarLayout>
-
-    </com.google.android.material.appbar.AppBarLayout>
-
-    <androidx.core.widget.NestedScrollView
-        android:id="@+id/open_spotify"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:layout_marginTop="12dp"
-        app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"
-        app:layout_constraintTop_toBottomOf="@id/appbar">
-
-        <androidx.constraintlayout.widget.ConstraintLayout
-            android:id="@+id/constraint_layout"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="visible">
-
-            <TextView
-                android:id="@+id/title_view"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="2dp"
-                android:fontFamily="@font/raleway_semibold"
-                android:gravity="end"
-                android:text='"SpotiFlyer"'
-                android:textAlignment="viewEnd"
-                android:textColor="#9AB3FF"
-                android:textSize="34sp"
-                android:textStyle="bold"
-                android:visibility="visible"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toTopOf="parent" />
-
-            <TextView
-                android:id="@+id/textView2"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="5dp"
-                android:fontFamily="@font/raleway_semibold"
-                android:text=" -Spotify Downloader"
-                android:textAlignment="center"
-                android:textColor="@color/colorPrimary"
-                app:layout_constraintEnd_toEndOf="@+id/title_view"
-                app:layout_constraintStart_toStartOf="@+id/title_view"
-                app:layout_constraintTop_toBottomOf="@+id/title_view" />
-
-            <TextView
-                android:id="@+id/textView"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginBottom="12dp"
-                android:fontFamily="@font/raleway"
-                android:text="Forgot To Copy Link ?"
-                android:textColor="@color/grey"
-                android:textSize="18sp"
-                android:textStyle="bold"
-                app:layout_constraintBottom_toTopOf="@+id/btn_openSpotify"
-                app:layout_constraintEnd_toEndOf="@+id/btn_openSpotify"
-                app:layout_constraintStart_toStartOf="@+id/btn_openSpotify" />
-
-            <androidx.appcompat.widget.AppCompatButton
-                android:id="@+id/btn_openSpotify"
-                android:layout_width="wrap_content"
-                android:layout_height="42dp"
-                android:layout_marginTop="80dp"
-                android:background="@drawable/text_background"
-                android:fontFamily="@font/raleway_semibold"
-                android:padding="12dp"
-                android:text="Open Spotify App"
-                android:textColor="@color/grey"
-                android:textSize="13sp"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@+id/textView2" />
-
-            <androidx.appcompat.widget.AppCompatButton
-                android:id="@+id/btn_donate"
-                android:layout_width="wrap_content"
-                android:layout_height="44dp"
-                android:background="@drawable/text_background_accented"
-                android:drawableEnd="@drawable/ic_mug"
-                android:drawablePadding="5dp"
-                android:fontFamily="@font/capriola"
-                android:foreground="@drawable/rounded_gradient"
-                android:gravity="end|center_vertical"
-                android:padding="5dp"
-                android:text="Buy Me a Coffee"
-                android:textSize="13sp"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@+id/textView4" />
-
-            <TextView
-                android:id="@+id/usage"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginStart="12dp"
-                android:layout_marginTop="90dp"
-                android:text="Usage Instructions!"
-                android:textColor="#D0838383"
-                android:textSize="12sp"
-                app:layout_constraintBottom_toTopOf="@+id/btn_donate"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@+id/btn_openSpotify" />
-
-            <TextView
-                android:id="@+id/textView4"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="24dp"
-                android:padding="4dp"
-                android:text="Like This App?"
-                android:textColor="@color/colorPrimary"
-                android:textSize="14sp"
-                app:layout_constraintBottom_toTopOf="@+id/btn_donate"
-                app:layout_constraintEnd_toEndOf="@+id/btn_donate"
-                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" />
-
-            <WebView
-                android:id="@+id/webView"
-                android:layout_width="match_parent"
-                android:layout_height="300dp"
-                android:visibility="gone"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toTopOf="parent"
-                />
-
-        </androidx.constraintlayout.widget.ConstraintLayout>
-    </androidx.core.widget.NestedScrollView>
-
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/track_list"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:paddingTop="26dp"
-        android:visibility="gone"
-        app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
-        app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"
-        app:layout_constraintBottom_toBottomOf="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/spotify_fragment.xml

@@ -0,0 +1,148 @@
+<?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"
+    xmlns:tools="http://schemas.android.com/tools">
+<androidx.coordinatorlayout.widget.CoordinatorLayout
+    android:id="@+id/main_youtube"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_marginTop="25dp"
+    android:fitsSystemWindows="true"
+    tools:context=".ui.spotify.SpotifyFragment">
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/btn_download_all_spotify"
+        android:layout_width="wrap_content"
+        android:layout_height="44dp"
+        android:background="@drawable/btn_design"
+        android:drawableEnd="@drawable/ic_arrow_slim"
+        android:drawablePadding="4dp"
+        android:drawableTint="@color/black"
+        android:padding="12dp"
+        android:text="Download All  |"
+        android:textColor="@color/black"
+        android:textSize="16sp"
+        android:visibility="visible"
+        app:layout_anchor="@+id/appbar_spotify"
+        app:layout_anchorGravity="bottom|center" />
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/appbar_spotify"
+        android:layout_width="match_parent"
+        android:layout_height="280dp">
+
+        <com.google.android.material.appbar.CollapsingToolbarLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:contentScrim="#F2C102B7"
+            app:layout_scrollFlags="scroll|enterAlways|enterAlwaysCollapsed"
+            app:layout_scrollInterpolator="@android:anim/decelerate_interpolator"
+            app:toolbarId="@+id/toolbar">
+
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:id="@+id/TopLayout_spotify"
+                android:layout_width="match_parent"
+                android:foreground="@drawable/gradient"
+                android:layout_height="match_parent">
+
+
+                <ImageView
+                    android:id="@+id/spotify_cover_image"
+                    android:layout_width="0dp"
+                    android:layout_height="0dp"
+                    android:layout_marginTop="23dp"
+                    android:layout_marginBottom="3dp"
+                    android:contentDescription="Album Cover"
+                    android:padding="15dp"
+                    android:src="@drawable/spotify_download"
+                    android:visibility="visible"
+                    app:layout_collapseMode="parallax"
+                    app:layout_constraintBottom_toTopOf="@id/title_view_spotify"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toTopOf="parent" />
+
+                <TextView
+                    android:id="@+id/StatusBar_spotify"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginBottom="2dp"
+                    android:background="@drawable/text_background_accented"
+                    android:fontFamily="@font/raleway_semibold"
+                    android:foreground="@drawable/rounded_gradient"
+                    android:gravity="center"
+                    android:paddingLeft="12dp"
+                    android:paddingTop="1dp"
+                    android:paddingRight="12dp"
+                    android:paddingBottom="1dp"
+                    android:text="Total: 100 Processed: 50"
+                    android:textAlignment="center"
+                    android:textColor="@color/grey"
+                    android:textSize="16sp"
+                    android:visibility="gone"
+                    app:layout_constraintBottom_toTopOf="@+id/spotify_cover_image"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent" />
+                <TextView
+                    android:id="@+id/title_view_spotify"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="2dp"
+                    android:layout_marginBottom="20dp"
+                    android:background="#00000000"
+                    android:fontFamily="@font/raleway_semibold"
+                    android:gravity="end"
+                    android:text='"Loading..."'
+                    android:textAlignment="viewEnd"
+                    android:textColor="#9AB3FF"
+                    android:textSize="28sp"
+                    android:textStyle="bold"
+                    android:visibility="visible"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent" />
+
+            </androidx.constraintlayout.widget.ConstraintLayout>
+        </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/track_list_spotify"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:paddingTop="26dp"
+        android:visibility="visible"
+        app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
+        app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/appbar_spotify" />
+
+    <WebView
+        android:id="@+id/webView_spotify"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:visibility="gone"/>
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>
+</layout>

app/src/main/res/navigation/navigation.xml

@@ -23,8 +23,37 @@
     app:startDestination="@id/mainFragment">
 
     <fragment
-        android:id="@+id/mainFragment"
+        android:id="@+id/spotifyFragment"
-        android:name="com.shabinder.spotiflyer.fragments.MainFragment"
+        android:name="com.shabinder.spotiflyer.ui.spotify.SpotifyFragment"
         android:label="main_fragment"
-        tools:layout="@layout/main_fragment" />
+        tools:layout="@layout/spotify_fragment" >
+        <argument
+            android:name="link"
+            app:argType="string" />
+    </fragment>
+    <fragment
+        android:id="@+id/mainFragment"
+        android:name="com.shabinder.spotiflyer.ui.mainfragment.MainFragment"
+        android:label="MainFragment"
+        tools:layout="@layout/main_fragment">
+        <action
+            android:id="@+id/action_mainFragment_to_spotifyFragment"
+            app:destination="@id/spotifyFragment"
+            app:enterAnim="@android:anim/slide_in_left"
+            app:exitAnim="@android:anim/slide_out_right" />
+        <action
+            android:id="@+id/action_mainFragment_to_youtubeFragment"
+            app:destination="@id/youtubeFragment"
+            app:enterAnim="@android:anim/slide_in_left"
+            app:exitAnim="@android:anim/slide_out_right" />
+    </fragment>
+    <fragment
+        android:id="@+id/youtubeFragment"
+        android:name="com.shabinder.spotiflyer.ui.youtube.YoutubeFragment"
+        android:label="YoutubeFragment"
+        tools:layout="@layout/youtube_fragment">
+        <argument
+            android:name="link"
+            app:argType="string" />
+    </fragment>
 </navigation>

app/src/main/res/values/strings.xml

@@ -19,7 +19,8 @@
     <string name="app_name">SpotiFlyer</string>
     <string name="d_one"><b><i>Usage Instructions:</i></b></string>
     <string name="d_two"><b>1. Paste</b>, Your Copied Link in Search Box at Top.</string>
-    <string name="d_three"><b>2. Share directly</b> from <b>Spotify</b> App to this App.</string>
+    <string name="d_three">or Open platform using <b>Logo Button Above.</b></string>
+    <string name="d_four"><b>2. Share directly</b> to this App.</string>
     <string name="spotify_not_installed">It Seems you don\'t have Spotify Installed</string>
     <string name="spotify_web_link">Open Spotify Web Player</string>
     <string name="title"><b>No</b> Internet Connectivity!</string>