Youtube Playlist and more support

.idea/dictionaries/shabinder.xml

@@ -1,6 +1,7 @@
 <component name="ProjectDictionaryState">
   <dictionary name="shabinder">
     <words>
+      <w>cherrypick</w>
       <w>downloadrecord</w>
       <w>emoji</w>
       <w>ffmpeg</w>

app/build.gradle

@@ -118,6 +118,7 @@ dependencies {
     implementation "com.squareup.retrofit2:converter-scalars:2.9.0"
     implementation 'com.squareup.retrofit2:converter-gson:2.9.0'
     implementation 'com.beust:klaxon:5.4'
+    implementation 'me.xdrop:fuzzywuzzy:1.3.1'
 
     implementation 'com.mpatric:mp3agic:0.9.1'
     implementation 'com.shreyaspatil:EasyUpiPayment:3.0.0'

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

@@ -35,10 +35,11 @@ import androidx.lifecycle.ViewModelProvider
 import com.github.javiersantos.appupdater.AppUpdater
 import com.github.javiersantos.appupdater.enums.UpdateFrom
 import com.shabinder.spotiflyer.databinding.MainActivityBinding
-import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper
+import com.shabinder.spotiflyer.utils.Provider.activity
 import com.shabinder.spotiflyer.utils.SpotifyService
 import com.shabinder.spotiflyer.utils.SpotifyServiceTokenRequest
 import com.shabinder.spotiflyer.utils.createDirectories
+import com.shabinder.spotiflyer.utils.startService
 import com.squareup.moshi.Moshi
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.launch
@@ -84,7 +85,7 @@ class MainActivity : AppCompatActivity(){
         Log.i("Connection Status", isConnected.toString())
 
         //starting Notification and Downloader Service!
-        SpotifyDownloadHelper.startService(this)
+        startService(this)
 
         handleIntentFromExternalActivity()
     }
@@ -227,5 +228,6 @@ class MainActivity : AppCompatActivity(){
     }
     init {
         instance = this
+        activity = this
     }
 }

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

@@ -17,25 +17,20 @@
 
 package com.shabinder.spotiflyer.downloadHelper
 
-import android.content.Context
+import android.annotation.SuppressLint
-import android.content.Intent
 import android.os.Environment
+import android.os.Handler
 import android.util.Log
 import android.view.View
 import android.view.animation.AlphaAnimation
 import android.view.animation.Animation
 import android.widget.TextView
-import androidx.core.content.ContextCompat
+import android.widget.Toast
-import com.github.kiulian.downloader.YoutubeDownloader
+import com.shabinder.spotiflyer.SharedViewModel
-import com.github.kiulian.downloader.model.formats.Format
+import com.shabinder.spotiflyer.models.*
-import com.github.kiulian.downloader.model.quality.AudioQuality
+import com.shabinder.spotiflyer.utils.*
-import com.shabinder.spotiflyer.models.DownloadObject
+import com.shabinder.spotiflyer.utils.Provider.activity
-import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.utils.Provider.defaultDir
-import com.shabinder.spotiflyer.ui.spotify.SpotifyViewModel
-import com.shabinder.spotiflyer.utils.YoutubeMusicApi
-import com.shabinder.spotiflyer.utils.getEmojiByUnicode
-import com.shabinder.spotiflyer.utils.makeJsonBody
-import com.shabinder.spotiflyer.worker.ForegroundService
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
@@ -45,13 +40,13 @@ import retrofit2.Response
 import java.io.File
 
 object SpotifyDownloadHelper {
-    var context : Context? = null
+
     var statusBar:TextView? = null
     var youtubeMusicApi:YoutubeMusicApi? = null
-    val defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
+    var sharedViewModel: SharedViewModel? = null
-    var spotifyViewModel: SpotifyViewModel? = null
+
-    var total = 0
+    private var total = 0
-    var Processed = 0
+    private var processed = 0
     var notFound = 0
 
     /**
@@ -60,16 +55,94 @@ object SpotifyDownloadHelper {
     suspend fun downloadAllTracks(
         type:String,
         subFolder: String?,
-        trackList: List<Track>, ytDownloader: YoutubeDownloader?) {
+        trackList: List<Track>) {
+        val downloadList = ArrayList<DownloadObject>()
+
         withContext(Dispatchers.Main){
             total += trackList.size // Adding New Download List Count to StatusBar
-            trackList.forEach {
+            trackList.forEachIndexed { index, it ->
-                if(it.downloaded == "Downloaded"){//Download Already Present!!
+                if(it.downloaded == DownloadStatus.Downloaded){//Download Already Present!!
-                    Processed++
+                    processed++
+                    if(index == (trackList.size-1)){//LastElement
+                        Handler().postDelayed({
+                            //Delay is Added ,if a request is in processing it may finish
+                            Log.i("Spotify Helper","Download Request Sent")
+                            sharedViewModel?.uiScope?.launch (Dispatchers.Main){
+                                Toast.makeText(activity,"Download Started, Now You can leave the App!", Toast.LENGTH_SHORT).show()
+                            }
+                            startService(activity,downloadList)
+                        },5000)
+                    }
                 }else{
                     val artistsList = mutableListOf<String>()
                     it.artists?.forEach { artist -> artistsList.add(artist!!.name!!) }
-                    searchYTMusic(type,subFolder,ytDownloader,"${it.name} - ${artistsList.joinToString(",")}", it)
+                    val searchQuery = "${it.name} - ${artistsList.joinToString(",")}"
+
+                    val jsonBody = makeJsonBody(searchQuery.trim())
+                    youtubeMusicApi?.getYoutubeMusicResponse(jsonBody)?.enqueue(
+                        object : Callback<String>{
+                            override fun onResponse(call: Call<String>, response: Response<String>) {
+                                sharedViewModel?.uiScope?.launch {
+                                    val videoId = sortByBestMatch(
+                                        getYTTracks(response.body().toString()),
+                                        trackName = it.name.toString(),
+                                        trackArtists = artistsList,
+                                        trackDurationSec = (it.duration_ms/1000).toInt()
+                                    ).keys.firstOrNull()
+                                    Log.i("Spotify Helper Video ID",videoId ?: "Not Found")
+
+                                    if(videoId.isNullOrBlank()) {notFound++ ; updateStatusBar()}
+                                    else {//Found Youtube Video ID
+                                        val trackDetails = TrackDetails(
+                                            title = it.name.toString(),
+                                            artists = artistsList,
+                                            durationSec = (it.duration_ms/1000).toInt(),
+                                            albumArt = File(
+                                                Environment.getExternalStorageDirectory(),
+                                                defaultDir +".Images/" + (it.album?.images?.get(0)?.url.toString()).substringAfterLast('/') + ".jpeg"),
+                                            albumName = it.album?.name,
+                                            year = it.album?.release_date,
+                                            comment = "Genres:${it.album?.genres?.joinToString()}",
+                                            trackUrl = it.href,
+                                            source = Source.Spotify
+                                        )
+
+                                        val outputFile: String =
+                                            Environment.getExternalStorageDirectory().toString() + File.separator +
+                                                    defaultDir +
+                                                    removeIllegalChars(type) + File.separator +
+                                                    (if (subFolder == null) { "" }
+                                                    else { removeIllegalChars(subFolder) + File.separator }
+                                                            + removeIllegalChars(it.name!!) + ".m4a")
+
+                                        val downloadObject = DownloadObject(
+                                            trackDetails = trackDetails,
+                                            ytVideoId = videoId,
+                                            outputFile = outputFile
+                                        )
+                                        processed++
+                                        sharedViewModel?.uiScope?.launch(Dispatchers.Main) {
+                                            updateStatusBar()
+                                        }
+                                        downloadList.add(downloadObject)
+                                        if(index == (trackList.size-1)){//LastElement
+                                            Handler().postDelayed({
+                                                //Delay is Added ,if a request is in processing it may finish
+                                                Log.i("Spotify Helper","Download Request Sent")
+                                                sharedViewModel?.uiScope?.launch (Dispatchers.Main){
+                                                    Toast.makeText(activity,"Download Started, Now You can leave the App!", Toast.LENGTH_SHORT).show()
+                                                }
+                                                startService(activity,downloadList)
+                                            },5000)
+                                        }
+                                    }
+                                }
+                            }
+                            override fun onFailure(call: Call<String>, t: Throwable) {
+                                Log.i("YT API Req. Fail",t.message.toString())
+                            }
+                        }
+                    )
                 }
                 updateStatusBar()
             }
@@ -77,140 +150,18 @@ object SpotifyDownloadHelper {
         }
     }
 
-
-    suspend fun searchYTMusic(type:String,
-                              subFolder:String?,
-                              ytDownloader: YoutubeDownloader?,
-                              searchQuery: String,
-                              track: Track){
-        val jsonBody = makeJsonBody(searchQuery.trim())
-        youtubeMusicApi?.getYoutubeMusicResponse(jsonBody)?.enqueue(
-            object : Callback<String>{
-                override fun onResponse(call: Call<String>, response: Response<String>) {
-                    spotifyViewModel?.uiScope?.launch {
-                        Log.i("YT API BODY",response.body().toString())
-                        Log.i("YT Search Query",searchQuery)
-                        getYTLink(type,subFolder,ytDownloader,response.body().toString(),track)
-                    }
-                }
-
-                override fun onFailure(call: Call<String>, t: Throwable) {
-                    Log.i("YT API Fail",t.message.toString())
-                }
-            }
-        )
-
-    }
-
-
-    fun updateStatusBar() {
-        statusBar!!.visibility = View.VISIBLE
-        statusBar?.text = "Total: $total  ${getEmojiByUnicode(0x2705)}: $Processed   ${getEmojiByUnicode(0x274C)}: $notFound"
-    }
-
-
-    fun downloadFile(subFolder: String?, type: String, track:Track, ytDownloader: YoutubeDownloader?, id: String) {
-        spotifyViewModel!!.uiScope.launch {
-            withContext(Dispatchers.IO) {
-                try {
-                    val video = ytDownloader?.getVideo(id)
-                    val format: Format? = try {
-                        video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
-                    } catch (e: java.lang.IndexOutOfBoundsException) {
-                        try {
-                            video?.findAudioWithQuality(AudioQuality.medium)?.get(0) as Format
-                        } catch (e: java.lang.IndexOutOfBoundsException) {
-                            try {
-                                video?.findAudioWithQuality(AudioQuality.low)?.get(0) as Format
-                            } catch (e: java.lang.IndexOutOfBoundsException) {
-                                Log.i("YTDownloader", e.toString())
-                                null
-                            }
-                        }
-                    }
-                    format?.let {
-                        val url: String = format.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")
-
-                        val downloadObject = DownloadObject(
-                            track = track,
-                            url = url,
-                            outputDir = outputFile
-                        )
-                        Log.i("DH", outputFile)
-                        startService(context!!, downloadObject)
-                        Processed++
-                        spotifyViewModel?.uiScope?.launch(Dispatchers.Main) {
-                            updateStatusBar()
-                        }
-                    }
-                }catch (e: com.github.kiulian.downloader.YoutubeException){
-                    Log.i("DH", e.message)
-                }
-            }
-        }
-    }
-
-    fun startService(context:Context,obj:DownloadObject? = null ) {
-        val serviceIntent = Intent(context, ForegroundService::class.java)
-        obj?.let {  serviceIntent.putExtra("object",it) }
-        ContextCompat.startForegroundService(context, serviceIntent)
-    }
-
-    /**
-     * Removing Illegal Chars from File Name
-     * **/
-    fun removeIllegalChars(fileName: String): String? {
-        val illegalCharArray = charArrayOf(
-            '/',
-            '\n',
-            '\r',
-            '\t',
-            '\u0000',
-            '\u000C',
-            '`',
-            '?',
-            '*',
-            '\\',
-            '<',
-            '>',
-            '|',
-            '\"',
-            '.',
-            '-',
-            '\''
-        )
-
-        var name = fileName
-        for (c in illegalCharArray) {
-            name = fileName.replace(c, '_')
-        }
-        name = name.replace("\\s".toRegex(), "_")
-        name = name.replace("\\)".toRegex(), "")
-        name = name.replace("\\(".toRegex(), "")
-        name = name.replace("\\[".toRegex(), "")
-        name = name.replace("]".toRegex(), "")
-        name = name.replace("\\.".toRegex(), "")
-        name = name.replace("\"".toRegex(), "")
-        name = name.replace("\'".toRegex(), "")
-        name = name.replace(":".toRegex(), "")
-        name = name.replace("\\|".toRegex(), "")
-        return name
-    }
-
     private fun animateStatusBar() {
-        val anim: Animation = AlphaAnimation(0.0f, 0.9f)
+        val anim: Animation = AlphaAnimation(0.3f, 0.9f)
-        anim.duration = 650 //You can manage the blinking time with this parameter
+        anim.duration = 1500 //You can manage the blinking time with this parameter
         anim.startOffset = 20
         anim.repeatMode = Animation.REVERSE
         anim.repeatCount = Animation.INFINITE
         statusBar?.animation = anim
     }
+
+    @SuppressLint("SetTextI18n")
+    fun updateStatusBar() {
+        statusBar!!.visibility = View.VISIBLE
+        statusBar?.text = "Total: $total  ${getEmojiByUnicode(0x2705)}: $processed   ${getEmojiByUnicode(0x274C)}: $notFound"
+    }
 }

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

@@ -17,49 +17,48 @@
 
 package com.shabinder.spotiflyer.downloadHelper
 
-import android.content.Context
-import android.content.Intent
 import android.os.Environment
 import android.util.Log
-import android.view.View
+import android.widget.Toast
-import android.widget.TextView
-import androidx.core.content.ContextCompat
-import com.github.kiulian.downloader.model.formats.Format
 import com.shabinder.spotiflyer.models.DownloadObject
-import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.models.TrackDetails
-import com.shabinder.spotiflyer.worker.ForegroundService
+import com.shabinder.spotiflyer.utils.Provider.activity
+import com.shabinder.spotiflyer.utils.Provider.defaultDir
+import com.shabinder.spotiflyer.utils.removeIllegalChars
+import com.shabinder.spotiflyer.utils.startService
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
 import java.io.File
 
 object YTDownloadHelper {
-    var context : Context? = null
+    suspend fun downloadYTTracks(
-    var statusBar: TextView? = null
+        type:String,
-
+        subFolder: String?,
-    fun downloadFile(subFolder: String?, type: String,ytTrack: Track,format: Format?) {
+        tracks:List<TrackDetails>,
-        format?.let {
+    ){
-            val url:String = format.url()
+        val downloadList = ArrayList<DownloadObject>()
-//                    Log.i("DHelper Link Found", url)
+        tracks.forEach {
-            val outputFile:String = Environment.getExternalStorageDirectory().toString() + File.separator +
+            val outputFile: String =
-                    SpotifyDownloadHelper.defaultDir + SpotifyDownloadHelper.removeIllegalChars(type) + File.separator + (if(subFolder == null){""}else{ SpotifyDownloadHelper.removeIllegalChars(subFolder)  + File.separator} + SpotifyDownloadHelper.removeIllegalChars(
+                Environment.getExternalStorageDirectory().toString() + File.separator +
-                ytTrack.name!!
+                        defaultDir +
-            ) +".m4a")
+                        removeIllegalChars(type) + File.separator +
+                        (if (subFolder == null) { "" }
+                        else { removeIllegalChars(subFolder) + File.separator }
+                                + removeIllegalChars(it.title) + ".m4a")
 
             val downloadObject = DownloadObject(
-                track = ytTrack,
+                trackDetails = it,
-                url = url,
+                ytVideoId = "https://i.ytimg.com/vi/${it.albumArt.absolutePath.substringAfterLast("/")
-                outputDir = outputFile
+                    .substringBeforeLast(".")}/maxresdefault.jpg",
+                outputFile = outputFile
             )
-            Log.i("DH",outputFile)
+
-            startService(context!!, downloadObject)
+            downloadList.add(downloadObject)
-            statusBar?.visibility= View.VISIBLE
+        }
+        Log.i("YT Downloader Helper","Download Request Sent")
+        withContext(Dispatchers.Main){
+            Toast.makeText(activity,"Download Started, Now You can leave the App!", Toast.LENGTH_SHORT).show()
+            startService(activity,downloadList)
         }
     }
-
-
-
-    private fun startService(context:Context, obj: DownloadObject? = null ) {
-        val serviceIntent = Intent(context, ForegroundService::class.java)
-        serviceIntent.putExtra("object",obj)
-        ContextCompat.startForegroundService(context, serviceIntent)
-    }
-
 }

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

@@ -17,34 +17,26 @@
 
 package com.shabinder.spotiflyer.downloadHelper
 
+import android.annotation.SuppressLint
 import android.util.Log
 import com.beust.klaxon.JsonArray
 import com.beust.klaxon.JsonObject
 import com.beust.klaxon.Parser
-import com.github.kiulian.downloader.YoutubeDownloader
-import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper.downloadFile
-import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper.notFound
-import com.shabinder.spotiflyer.models.Track
 import com.shabinder.spotiflyer.models.YoutubeTrack
+import me.xdrop.fuzzywuzzy.FuzzySearch
+import kotlin.math.absoluteValue
 
 /*
-* Thanks and credits To https://github.com/spotDL/spotify-downloader
+* Thanks To https://github.com/spotDL/spotify-downloader
 * */
-fun getYTLink(type:String,
+fun getYTTracks(response: String):List<YoutubeTrack>{
-              subFolder:String?,
-              ytDownloader: YoutubeDownloader?,
-              response: String,
-              track: Track
-){
-    //TODO Download File
     val youtubeTracks = mutableListOf<YoutubeTrack>()
-    val parser: Parser = Parser.default()
+
     val stringBuilder: StringBuilder = StringBuilder(response)
-    val responseObj: JsonObject = parser.parse(stringBuilder) as JsonObject
+    val responseObj: JsonObject = Parser.default().parse(stringBuilder) as JsonObject
     val contentBlocks = responseObj.obj("contents")?.obj("sectionListRenderer")?.array<JsonObject>("contents")
     val resultBlocks = mutableListOf<JsonArray<JsonObject>>()
     if (contentBlocks != null) {
-        Log.i("Total Content Blocks:", contentBlocks.size.toString())
         for (cBlock in contentBlocks){
             /**
              *Ignore user-suggestion
@@ -109,8 +101,6 @@ fun getYTLink(type:String,
         ! we do so only if their Type is 'Song' or 'Video
         */
 
-        val simplifiedResults = mutableListOf<JsonObject>()
-
         for(result in resultBlocks){
 
             // Blindly gather available details
@@ -126,7 +116,7 @@ fun getYTLink(type:String,
             ! other constituents of a result block will lead to errors, hence the 'in
             ! result[:-1] ,i.e., skip last element in array '
             */
-            for(detail in result.subList(0,result.size-2)){
+            for(detail in result.subList(0,result.size-1)){
                 if(detail.obj("musicResponsiveListItemFlexColumnRenderer")?.size!! < 2) continue
 
                 // if not a dummy, collect All Variables
@@ -138,7 +128,7 @@ fun getYTLink(type:String,
                         )
                     }
             }
-
+            //Log.i("Text Api",availableDetails.toString())
             /*
             ! Filter Out non-Song/Video results and incomplete results here itself
             ! From what we know about detail order, note that [1] - indicate result type
@@ -146,14 +136,7 @@ fun getYTLink(type:String,
             if ( availableDetails.size > 1 && availableDetails[1] in listOf("Song","Video") ){
 
                 // skip if result is in hours instead of minutes (no song is that long)
-//                if(availableDetails[4].split(':').size != 2) continue TODO
+                if(availableDetails[4].split(':').size != 2) continue //Has Been Giving Issues
-
-                /*
-                ! grab position of result
-                ! This helps for those oddball cases where 2+ results are rated equally,
-                ! lower position --> better match
-                */
-                val resultPosition = resultBlocks.indexOf(result)
 
                 /*
                 ! grab Video ID
@@ -168,23 +151,86 @@ fun getYTLink(type:String,
                     name = availableDetails[0],
                     type = availableDetails[1],
                     artist = availableDetails[2],
+                    duration = availableDetails[4],
                     videoId = videoId
                 )
                 youtubeTracks.add(ytTrack)
             }
         }
     }
-    //Songs First, Videos Later
-    youtubeTracks.sortWith { o1: YoutubeTrack, o2: YoutubeTrack -> o1.type.toString().compareTo(o2.type.toString()) }
 
-    if(youtubeTracks.firstOrNull()?.videoId.isNullOrBlank()) notFound++
+    return youtubeTracks
-    else downloadFile(
+}
-        subFolder,
+
-        type,
+@SuppressLint("DefaultLocale")
-        track,
+fun sortByBestMatch(ytTracks:List<YoutubeTrack>,
-        ytDownloader,
+                    trackName:String,
-        id = youtubeTracks[0].videoId.toString()
+                    trackArtists:List<String>,
-    )
+                    trackDurationSec:Int,
-    Log.i("DHelper YT ID", youtubeTracks.firstOrNull()?.videoId ?: "Not Found")
+                    ):Map<String,Int>{
-    SpotifyDownloadHelper.updateStatusBar()
+    /*
+    * "linksWithMatchValue" is map with Youtube VideoID and its rating/match with 100 as Max Value
+    **/
+    val linksWithMatchValue = mutableMapOf<String,Int>()
+
+    for (result in ytTracks){
+
+        // LoweCasing Name to match Properly
+        // most song results on youtube go by $artist - $songName or artist1/artist2
+        var hasCommonWord = false
+
+        val resultName = result.name?.toLowerCase()?.replace("-"," ")?.replace("/"," ") ?: ""
+        val trackNameWords = trackName.toLowerCase().split(" ")
+
+        for (nameWord in trackNameWords){
+            if (nameWord.isNotBlank() && FuzzySearch.partialRatio(nameWord,resultName) > 85) hasCommonWord = true
+        }
+
+        // Skip this Result if No Word is Common in Name
+        if (!hasCommonWord) {
+            Log.i("YT Api Removing", result.toString())
+            continue
+        }
+
+
+        // Find artist match
+        // Will Be Using Fuzzy Search Because YT Spelling might be mucked up
+        // match  = (no of artist names in result) / (no. of artist names on spotify) * 100
+        var artistMatchNumber = 0
+
+        if(result.type == "Song"){
+            for (artist in trackArtists){
+                if(FuzzySearch.ratio(artist.toLowerCase(),result.artist?.toLowerCase()) > 85)
+                    artistMatchNumber++
+            }
+        }else{//i.e. is a Video
+            for (artist in trackArtists) {
+                if(FuzzySearch.partialRatio(artist.toLowerCase(),result.name?.toLowerCase()) > 85)
+                    artistMatchNumber++
+            }
+        }
+
+        if(artistMatchNumber == 0) {
+            Log.i("YT Api Removing", result.toString())
+            continue
+        }
+
+        val artistMatch = (artistMatchNumber / trackArtists.size ) * 100
+
+        // Duration Match
+        /*! time match = 100 - (delta(duration)**2 / original duration * 100)
+        ! difference in song duration (delta) is usually of the magnitude of a few
+        ! seconds, we need to amplify the delta if it is to have any meaningful impact
+        ! wen we calculate the avg match value*/
+        val difference = result.duration?.split(":")?.get(0)?.toInt()?.times(60)
+            ?.plus(result.duration?.split(":")?.get(1)?.toInt()?:0)
+            ?.minus(trackDurationSec)?.absoluteValue ?: 0
+        val nonMatchValue :Float= ((difference*difference).toFloat()/trackDurationSec.toFloat())
+        val durationMatch = 100 - (nonMatchValue*100)
+
+        val avgMatch = (artistMatch + durationMatch)/2
+        linksWithMatchValue[result.videoId.toString()] = avgMatch.toInt()
+    }
+    Log.i("YT Api Result", "$trackName - $linksWithMatchValue")
+    return linksWithMatchValue.toList().sortedByDescending { it.second }.toMap()
 }

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

@@ -19,11 +19,32 @@ package com.shabinder.spotiflyer.models
 
 import android.os.Parcelable
 import kotlinx.android.parcel.Parcelize
+import java.io.File
 
 @Parcelize
 data class DownloadObject(
-    var ytVideo: YTTrack?=null,
+    var trackDetails: TrackDetails,
-    var track: Track?=null,
+    var ytVideoId:String,
-    var url:String,
+    var outputFile:String
-    var outputDir:String
 ):Parcelable
+
+@Parcelize
+data class TrackDetails(
+    var title:String,
+    var artists:List<String>,
+    var durationSec:Int,
+    var albumName:String?=null,
+    var year:String?=null,
+    var comment:String?=null,
+    var lyrics:String?=null,
+    var trackUrl:String?=null,
+    var albumArt: File,
+    var source:Source,
+    var downloaded:DownloadStatus = DownloadStatus.NotDownloaded
+):Parcelable
+
+enum class DownloadStatus{
+    Downloaded,
+    Downloading,
+    NotDownloaded
+}

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

@@ -31,7 +31,6 @@ data class Track(
     var explicit: Boolean? = null,
     var external_urls: Map<String?, String?>? = null,
     var href: String? = null,
-    var id: String? = null,
     var name: String? = null,
     var preview_url: String? = null,
     var track_number: Int = 0,
@@ -40,5 +39,5 @@ data class Track(
     var album: Album? = null,
     var external_ids: Map<String?, String?>? = null,
     var popularity: Int? = null,
-    var ytCoverUrl:String? = null,
+    var downloaded:DownloadStatus? = DownloadStatus.NotDownloaded):Parcelable
-    var downloaded:String? = "notDownloaded"):Parcelable
+

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

@@ -25,5 +25,6 @@ data class YoutubeTrack(
     var name: String? = null,
     var type: String? = null,           // Song / Video
     var artist: String? = null,
+    var duration:String? = null,
     var videoId: String? = null
 ):Parcelable

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

@@ -17,6 +17,7 @@
 
 package com.shabinder.spotiflyer.recyclerView
 
+import android.annotation.SuppressLint
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -24,13 +25,14 @@ import android.widget.Toast
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
-import com.github.kiulian.downloader.YoutubeDownloader
 import com.shabinder.spotiflyer.R
 import com.shabinder.spotiflyer.databinding.TrackListItemBinding
-import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper.context
 import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper.downloadAllTracks
+import com.shabinder.spotiflyer.models.DownloadStatus
+import com.shabinder.spotiflyer.models.Source
 import com.shabinder.spotiflyer.models.Track
 import com.shabinder.spotiflyer.ui.spotify.SpotifyViewModel
+import com.shabinder.spotiflyer.utils.Provider.activity
 import com.shabinder.spotiflyer.utils.bindImage
 import com.shabinder.spotiflyer.utils.rotateAnim
 import kotlinx.coroutines.launch
@@ -40,7 +42,6 @@ class SpotifyTrackListAdapter: ListAdapter<Track,SpotifyTrackListAdapter.ViewHol
 
     var spotifyViewModel : SpotifyViewModel? = null
     var isAlbum:Boolean = false
-    var ytDownloader: YoutubeDownloader? = null
 
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
@@ -49,13 +50,14 @@ class SpotifyTrackListAdapter: ListAdapter<Track,SpotifyTrackListAdapter.ViewHol
         return ViewHolder(binding)
     }
 
+    @SuppressLint("SetTextI18n")
     override fun onBindViewHolder(holder: ViewHolder, position: Int) {
         val item = getItem(position)
         if(itemCount ==1 || isAlbum){
             holder.binding.imageUrl.visibility = View.GONE}else{
             spotifyViewModel!!.uiScope.launch {
                 //Placeholder Set
-                bindImage(holder.binding.imageUrl, item.album!!.images?.get(0)?.url)
+                bindImage(holder.binding.imageUrl, item.album?.images?.get(0)?.url,Source.Spotify)
             }
         }
 
@@ -63,26 +65,26 @@ class SpotifyTrackListAdapter: ListAdapter<Track,SpotifyTrackListAdapter.ViewHol
         holder.binding.artist.text = "${item.artists?.get(0)?.name?:""}..."
         holder.binding.duration.text = "${item.duration_ms/1000/60} minutes, ${(item.duration_ms/1000)%60} sec"
         when (item.downloaded) {
-            "Downloaded" -> {
+            DownloadStatus.Downloaded -> {
                 holder.binding.btnDownload.setImageResource(R.drawable.ic_tick)
                 holder.binding.btnDownload.clearAnimation()
             }
-            "Downloading" -> {
+            DownloadStatus.Downloading -> {
                 holder.binding.btnDownload.setImageResource(R.drawable.ic_refresh)
                 rotateAnim(holder.binding.btnDownload)
             }
-            "notDownloaded" -> {
+            DownloadStatus.NotDownloaded -> {
                 holder.binding.btnDownload.setImageResource(R.drawable.ic_arrow)
                 holder.binding.btnDownload.clearAnimation()
                 holder.binding.btnDownload.setOnClickListener{
-                    Toast.makeText(context,"Starting Download",Toast.LENGTH_SHORT).show()
+                    Toast.makeText(activity,"Processing!",Toast.LENGTH_SHORT).show()
                     holder.binding.btnDownload.setImageResource(R.drawable.ic_refresh)
                     rotateAnim(it)
-                    item.downloaded = "Downloading"
+                    item.downloaded = DownloadStatus.Downloading
                     spotifyViewModel!!.uiScope.launch {
                         val itemList = mutableListOf<Track>()
                         itemList.add(item)
-                        downloadAllTracks(spotifyViewModel!!.folderType,spotifyViewModel!!.subFolder,itemList,ytDownloader)
+                        downloadAllTracks(spotifyViewModel!!.folderType,spotifyViewModel!!.subFolder,itemList)
                     }
                     notifyItemChanged(position)//start showing anim!
                 }

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

@@ -22,18 +22,16 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.ListAdapter
-import com.github.kiulian.downloader.model.formats.Format
 import com.shabinder.spotiflyer.databinding.TrackListItemBinding
-import com.shabinder.spotiflyer.downloadHelper.YTDownloadHelper
+import com.shabinder.spotiflyer.models.Source
-import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.utils.bindImage
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 
-class YoutubeTrackListAdapter: ListAdapter<Track,SpotifyTrackListAdapter.ViewHolder>(YouTubeTrackDiffCallback()) {
+class YoutubeTrackListAdapter: ListAdapter<TrackDetails,SpotifyTrackListAdapter.ViewHolder>(YouTubeTrackDiffCallback()) {
 
-    var format:Format? = null
     private val adapterScope = CoroutineScope(Dispatchers.Default)
 
     override fun onCreateViewHolder(
@@ -51,26 +49,31 @@ class YoutubeTrackListAdapter: ListAdapter<Track,SpotifyTrackListAdapter.ViewHol
         if(itemCount == 1){
             holder.binding.imageUrl.visibility = View.GONE}else{
             adapterScope.launch {
-                bindImage(holder.binding.imageUrl, item.ytCoverUrl)
+                bindImage(holder.binding.imageUrl,
+                    "https://i.ytimg.com/vi/${item.albumArt.absolutePath.substringAfterLast("/")
+                        .substringBeforeLast(".")}/maxresdefault.jpg"
+                    ,
+                    Source.YouTube
+                )
             }
         }
 
-        holder.binding.trackName.text = "${if(item.name!!.length > 17){"${item.name!!.subSequence(0,16)}..."}else{item.name}}"
+        holder.binding.trackName.text = "${if(item.title.length > 17){"${item.title.subSequence(0,16)}..."}else{item.title}}"
-        holder.binding.artist.text = "${item.artists?.get(0)?.name?:""}..."
+        holder.binding.artist.text = "${item.artists.get(0)}..."
-        holder.binding.duration.text =  "${item.duration_ms/1000/60} minutes, ${(item.duration_ms/1000)%60} sec"
+        holder.binding.duration.text =  "${item.durationSec/60} minutes, ${item.durationSec%60} sec"
         holder.binding.btnDownload.setOnClickListener{
             adapterScope.launch {
-                YTDownloadHelper.downloadFile(null,"YT_Downloads",item,format)
+//                YTDownloadHelper.downloadFile(null,"YT_Downloads",item,format)
             }
         }
     }
 }
-class YouTubeTrackDiffCallback: DiffUtil.ItemCallback<Track>(){
+class YouTubeTrackDiffCallback: DiffUtil.ItemCallback<TrackDetails>(){
-    override fun areItemsTheSame(oldItem: Track, newItem: Track): Boolean {
+    override fun areItemsTheSame(oldItem: TrackDetails, newItem: TrackDetails): Boolean {
-        return oldItem.name == newItem.name
+        return oldItem.title == newItem.title
     }
 
-    override fun areContentsTheSame(oldItem: Track, newItem: Track): Boolean {
+    override fun areContentsTheSame(oldItem: TrackDetails, newItem: TrackDetails): Boolean {
         return oldItem == newItem
     }
 }

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

@@ -24,41 +24,33 @@ import android.content.Intent
 import android.content.IntentFilter
 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.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 androidx.recyclerview.widget.SimpleItemAnimator
-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.github.kiulian.downloader.YoutubeDownloader
 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.DownloadStatus
+import com.shabinder.spotiflyer.models.Source
 import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.recyclerView.SpotifyTrackListAdapter
 import com.shabinder.spotiflyer.utils.YoutubeMusicApi
 import com.shabinder.spotiflyer.utils.bindImage
-import com.shabinder.spotiflyer.utils.copyTo
+import com.shabinder.spotiflyer.utils.loadAllImages
 import com.shabinder.spotiflyer.utils.rotateAnim
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import java.io.File
-import java.io.IOException
 import javax.inject.Inject
 
 @Suppress("DEPRECATION")
@@ -69,7 +61,6 @@ class SpotifyFragment : Fragment() {
     private lateinit var spotifyViewModel: SpotifyViewModel
     private lateinit var sharedViewModel: SharedViewModel
     private lateinit var adapterSpotify:SpotifyTrackListAdapter
-    @Inject lateinit var ytDownloader:YoutubeDownloader
     @Inject lateinit var youtubeMusicApi: YoutubeMusicApi
     private var intentFilter:IntentFilter? = null
     private var updateUIReceiver: BroadcastReceiver? = null
@@ -109,30 +100,34 @@ class SpotifyFragment : Fragment() {
                 spotifyViewModel.spotifySearch(type,link)
                 if(type=="album")adapterSpotify.isAlbum = true
 
-                binding.btnDownloadAllSpotify.setOnClickListener {
+                binding.btnDownloadAll.setOnClickListener {
-                    for (track in spotifyViewModel.trackList.value!!){
-                        if(track.downloaded != "Downloaded"){
-                            track.downloaded = "Downloading"
-                        }
-                    }
-                    binding.btnDownloadAllSpotify.visibility = View.GONE
-                    binding.downloadingFabSpotify.visibility = View.VISIBLE
 
+                    binding.btnDownloadAll.visibility = View.GONE
+                    binding.downloadingFab.visibility = View.VISIBLE
 
-                    rotateAnim(binding.downloadingFabSpotify)
+                    rotateAnim(binding.downloadingFab)
                     for (track in spotifyViewModel.trackList.value!!){
-                        if(track.downloaded != "Downloaded"){
+                        if(track.downloaded != DownloadStatus.Downloaded){
+                            track.downloaded = DownloadStatus.Downloading
                             adapterSpotify.notifyItemChanged(spotifyViewModel.trackList.value!!.indexOf(track))
                         }
                     }
-                    showToast("Starting Download in Few Seconds")
+                    showToast("Processing!")
-                    spotifyViewModel.uiScope.launch(Dispatchers.Default){loadAllImages(spotifyViewModel.trackList.value!!)}
+                    sharedViewModel.uiScope.launch(Dispatchers.Default){
+                        val urlList = arrayListOf<String>()
+                        spotifyViewModel.trackList.value?.forEach { urlList.add(it.album?.images?.get(0)?.url.toString()) }
+                        //Appending Source
+                        urlList.add("spotify")
+                        loadAllImages(
+                            requireActivity(),
+                            urlList
+                        )
+                    }
                     spotifyViewModel.uiScope.launch {
                         SpotifyDownloadHelper.downloadAllTracks(
                             spotifyViewModel.folderType,
                             spotifyViewModel.subFolder,
                             spotifyViewModel.trackList.value!!,
-                            ytDownloader
                         )
                     }
                 }
@@ -154,15 +149,18 @@ class SpotifyFragment : Fragment() {
             override fun onReceive(context: Context?, intent: Intent?) {
                 //UI update here
                 if (intent != null){
-                    val track = intent.getParcelableExtra<Track?>("track")
+                    val trackDetails = intent.getParcelableExtra<TrackDetails?>("track")
-                    track?.let {
+                    trackDetails?.let {
-                        val position: Int = spotifyViewModel.trackList.value?.indexOf(track)!!
+                        val position: Int = spotifyViewModel.trackList.value?.map { it.name }?.indexOf(trackDetails.title) ?: -1
                         Log.i("Track","Download Completed Intent :$position")
-                        track.downloaded = "Downloaded"
                         if(position != -1) {
-                            spotifyViewModel.trackList.value?.set(position, track)
+                            val track = spotifyViewModel.trackList.value?.get(position)
-                            adapterSpotify.notifyItemChanged(position)
+                            track?.let{
-                            checkIfAllDownloaded()
+                                it.downloaded = DownloadStatus.Downloaded
+                                spotifyViewModel.trackList.value?.set(position, it)
+                                adapterSpotify.notifyItemChanged(position)
+                                checkIfAllDownloaded()
+                            }
                         }
                     }
                 }
@@ -184,7 +182,7 @@ class SpotifyFragment : Fragment() {
          * CoverUrl Binding Observer!
          **/
         spotifyViewModel.coverUrl.observe(viewLifecycleOwner, {
-            if(it!="Loading") bindImage(binding.spotifyCoverImage,it)
+            if(it!="Loading") bindImage(binding.coverImage,it,Source.Spotify)
         })
 
         /**
@@ -202,7 +200,7 @@ class SpotifyFragment : Fragment() {
          * Title Binding Observer!
          **/
         spotifyViewModel.title.observe(viewLifecycleOwner, {
-            binding.titleViewSpotify.text = it
+            binding.titleView.text = it
         })
 
         sharedViewModel.intentString.observe(viewLifecycleOwner,{
@@ -215,10 +213,10 @@ class SpotifyFragment : Fragment() {
     }
 
     private fun checkIfAllDownloaded() {
-        if(!spotifyViewModel.trackList.value!!.any { it.downloaded != "Downloaded" }){
+        if(!spotifyViewModel.trackList.value!!.any { it.downloaded != DownloadStatus.Downloaded }){
             //All Tracks Downloaded
-            binding.btnDownloadAllSpotify.visibility = View.GONE
+            binding.btnDownloadAll.visibility = View.GONE
-            binding.downloadingFabSpotify.apply{
+            binding.downloadingFab.apply{
                 setImageResource(R.drawable.ic_tick)
                 visibility = View.VISIBLE
                 clearAnimation()
@@ -236,69 +234,17 @@ class SpotifyFragment : Fragment() {
         sharedViewModel.spotifyService.observe(viewLifecycleOwner, Observer {
             spotifyViewModel.spotifyService = it
         })
-        SpotifyDownloadHelper.context = requireContext()
         SpotifyDownloadHelper.youtubeMusicApi = youtubeMusicApi
-        SpotifyDownloadHelper.spotifyViewModel = spotifyViewModel
+        SpotifyDownloadHelper.sharedViewModel = sharedViewModel
-        SpotifyDownloadHelper.statusBar = binding.StatusBarSpotify
+        SpotifyDownloadHelper.statusBar = binding.statusBar
-        binding.trackListSpotify.adapter = adapterSpotify
+        binding.trackList.adapter = adapterSpotify
-        (binding.trackListSpotify.itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
+        (binding.trackList.itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
-    }
-
-    /**
-     * Function to fetch all Images for using in mp3 tag.
-     **/
-    private suspend 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.ytDownloader = ytDownloader
         adapterSpotify.spotifyViewModel = spotifyViewModel
         adapterSpotify.submitList(trackList)
     }
@@ -320,4 +266,5 @@ class SpotifyFragment : Fragment() {
         val netInfo = cm.activeNetworkInfo
         return netInfo != null && netInfo.isConnectedOrConnecting
     }
+
 }

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

@@ -52,7 +52,7 @@ class SpotifyViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                     folderType = "Tracks"
                     val tempTrackList = mutableListOf<Track>()
                     if(File(finalOutputDir(trackObject?.name!!,folderType,subFolder)).exists()){//Download Already Present!!
-                        trackObject.downloaded = "Downloaded"
+                        trackObject.downloaded = DownloadStatus.Downloaded
                     }
                     tempTrackList.add(trackObject)
                     trackList.value = tempTrackList
@@ -65,7 +65,7 @@ class SpotifyViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                             link = "https://open.spotify.com/$type/$link",
                             coverUrl = coverUrl.value!!,
                             totalFiles = tempTrackList.size,
-                            downloaded = trackObject.downloaded =="Downloaded",
+                            downloaded = trackObject.downloaded == DownloadStatus.Downloaded,
                             directory = finalOutputDir(trackObject.name!!,folderType,subFolder)
                         ))
                     }
@@ -80,7 +80,7 @@ class SpotifyViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                     val tempTrackList = mutableListOf<Track>()
                     albumObject?.tracks?.items?.forEach {
                         if(File(finalOutputDir(it.name!!,folderType,subFolder)).exists()){//Download Already Present!!
-                            it.downloaded = "Downloaded"
+                            it.downloaded = DownloadStatus.Downloaded
                         }
                         it.album = Album(images = listOf(Image(url = albumObject.images?.get(0)?.url)))
                         tempTrackList.add(it)
@@ -112,7 +112,7 @@ class SpotifyViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                     playlistObject?.tracks?.items?.forEach {
                         it.track?.let {
                                 it1 -> if(File(finalOutputDir(it1.name!!,folderType,subFolder)).exists()){//Download Already Present!!
-                            it1.downloaded = "Downloaded"
+                            it1.downloaded = DownloadStatus.Downloaded
                         }
                             tempTrackList.add(it1)
                         }
@@ -130,13 +130,13 @@ class SpotifyViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO
                     Log.i("Total Tracks Fetched",tempTrackList.size.toString())
                     trackList.value = tempTrackList
                     title.value = playlistObject?.name
-                    coverUrl.value =  playlistObject?.images?.get(0)!!.url!!
+                    coverUrl.value =  playlistObject?.images?.get(0)?.url.toString()
                     withContext(Dispatchers.IO){
                         databaseDAO.insert(DownloadRecord(
                             type = "Playlist",
-                            name = title.value!!,
+                            name = title.value.toString(),
                             link = "https://open.spotify.com/$type/$link",
-                            coverUrl = coverUrl.value!!,
+                            coverUrl = coverUrl.value.toString(),
                             totalFiles = tempTrackList.size,
                             downloaded = File(finalOutputDir(type = folderType,subFolder = subFolder)).listFiles()?.size == tempTrackList.size,
                             directory = finalOutputDir(type = folderType,subFolder = subFolder)

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

@@ -24,17 +24,22 @@ import android.view.ViewGroup
 import android.widget.Toast
 import androidx.databinding.DataBindingUtil
 import androidx.fragment.app.Fragment
-import androidx.lifecycle.Observer
 import androidx.lifecycle.ViewModelProvider
 import com.github.kiulian.downloader.YoutubeDownloader
 import com.shabinder.spotiflyer.R
 import com.shabinder.spotiflyer.SharedViewModel
 import com.shabinder.spotiflyer.databinding.YoutubeFragmentBinding
 import com.shabinder.spotiflyer.downloadHelper.YTDownloadHelper
-import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.models.DownloadStatus
+import com.shabinder.spotiflyer.models.Source
+import com.shabinder.spotiflyer.models.TrackDetails
 import com.shabinder.spotiflyer.recyclerView.YoutubeTrackListAdapter
 import com.shabinder.spotiflyer.utils.bindImage
+import com.shabinder.spotiflyer.utils.loadAllImages
+import com.shabinder.spotiflyer.utils.rotateAnim
 import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -43,10 +48,10 @@ class YoutubeFragment : Fragment() {
     private lateinit var binding:YoutubeFragmentBinding
     private lateinit var youtubeViewModel: YoutubeViewModel
     private lateinit var sharedViewModel: SharedViewModel
+    @Inject lateinit var ytDownloader: YoutubeDownloader
     private lateinit var adapter : YoutubeTrackListAdapter
     private val sampleDomain1 = "youtube.com"
     private val sampleDomain2 = "youtu.be"
-    @Inject lateinit var ytDownloader: YoutubeDownloader
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
@@ -56,9 +61,7 @@ class YoutubeFragment : Fragment() {
         youtubeViewModel = ViewModelProvider(this).get(YoutubeViewModel::class.java)
         sharedViewModel = ViewModelProvider(this.requireActivity()).get(SharedViewModel::class.java)
         adapter = YoutubeTrackListAdapter()
-        YTDownloadHelper.context = requireContext()
+        binding.trackList.adapter = adapter
-        YTDownloadHelper.statusBar = binding.StatusBarYoutube
-        binding.trackListYoutube.adapter = adapter
 
         initializeLiveDataObservers()
 
@@ -70,7 +73,11 @@ class YoutubeFragment : Fragment() {
 
     private fun youtubeSearch(linkSearch:String) {
         val link = linkSearch.removePrefix("https://").removePrefix("http://")
-        if(!link.contains("playlist",true)){
+        if(link.contains("playlist",true) || link.contains("list",true)){
+            // Given Link is of a Playlist
+            val playlistId = link.substringAfter("?list=").substringAfter("&list=").substringBefore("&")
+            youtubeViewModel.getYTPlaylist(playlistId,ytDownloader)
+        }else{//Given Link is of a Video
             var searchId = "error"
             if(link.contains(sampleDomain1,true) ){
                 searchId =  link.substringAfterLast("=","error")
@@ -79,41 +86,63 @@ class YoutubeFragment : Fragment() {
                 searchId = link.substringAfterLast("/","error")
             }
             if(searchId != "error") {
-            youtubeViewModel.getYTTrack(searchId,ytDownloader)
+                youtubeViewModel.getYTTrack(searchId,ytDownloader)
-                binding.btnDownloadAllYoutube.setOnClickListener {
-                    YTDownloadHelper.downloadFile(null,"YT_Downloads",
-                        youtubeViewModel.ytTrack.value!!,youtubeViewModel.format.value)
-                }
             }else{showToast("Your Youtube Link is not of a Video!!")}
-        }else(showToast("Your Youtube Link is not of a Video!!"))
+        }
+        binding.btnDownloadAll.setOnClickListener {
+            binding.btnDownloadAll.visibility = View.GONE
+            binding.downloadingFab.visibility = View.VISIBLE
+
+            rotateAnim(binding.downloadingFab)
+
+            for (track in youtubeViewModel.ytTrackList.value?: listOf()){
+                if(track.downloaded != DownloadStatus.Downloaded){
+                    track.downloaded = DownloadStatus.Downloading
+                    adapter.notifyItemChanged(youtubeViewModel.ytTrackList.value!!.indexOf(track))
+                }
+            }
+            showToast("Processing!")
+            sharedViewModel.uiScope.launch(Dispatchers.Default){
+                val urlList = arrayListOf<String>()
+                youtubeViewModel.ytTrackList.value?.forEach { urlList.add("https://i.ytimg.com/vi/${it.albumArt.absolutePath.substringAfterLast("/")
+                    .substringBeforeLast(".")}/maxresdefault.jpg")}
+                //Appending Source
+                urlList.add("youtube")
+                loadAllImages(
+                    requireActivity(),
+                    urlList
+                )
+            }
+            youtubeViewModel.uiScope.launch {
+                YTDownloadHelper.downloadYTTracks(
+                    type = youtubeViewModel.folderType,
+                    subFolder = youtubeViewModel.subFolder,
+                    tracks =  youtubeViewModel.ytTrackList.value ?: listOf()
+                )
+            }
+        }
     }
 
     private fun initializeLiveDataObservers() {
         /**
          * CoverUrl Binding Observer!
          **/
-        youtubeViewModel.coverUrl.observe(viewLifecycleOwner, Observer {
+        youtubeViewModel.coverUrl.observe(viewLifecycleOwner, {
-            if(it!="Loading") bindImage(binding.youtubeCoverImage,it)
+            if(it!="Loading") bindImage(binding.coverImage,it,Source.YouTube)
         })
 
         /**
          * TrackList Binding Observer!
          **/
-        youtubeViewModel.ytTrack.observe(viewLifecycleOwner, Observer {
+        youtubeViewModel.ytTrackList.observe(viewLifecycleOwner, {
-            val list = mutableListOf<Track>()
+            adapterConfig(it)
-            list.add(it)
-            adapterConfig(list)
-        })
-
-        youtubeViewModel.format.observe(viewLifecycleOwner, Observer {
-            adapter.format = it
         })
 
         /**
          * Title Binding Observer!
          **/
-        youtubeViewModel.title.observe(viewLifecycleOwner, Observer {
+        youtubeViewModel.title.observe(viewLifecycleOwner, {
-            binding.titleViewYoutube.text = it
+            binding.titleView.text = it
         })
 
     }
@@ -121,7 +150,7 @@ class YoutubeFragment : Fragment() {
     /**
      * Configure Recycler View Adapter
      **/
-    private fun adapterConfig(list:List<Track>){
+    private fun adapterConfig(list:List<TrackDetails>){
         adapter.submitList(list)
     }
 

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

@@ -17,78 +17,119 @@
 
 package com.shabinder.spotiflyer.ui.youtube
 
+import android.annotation.SuppressLint
+import android.os.Environment
 import android.util.Log
 import androidx.hilt.lifecycle.ViewModelInject
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 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.database.DatabaseDAO
 import com.shabinder.spotiflyer.database.DownloadRecord
-import com.shabinder.spotiflyer.models.Artist
+import com.shabinder.spotiflyer.models.DownloadStatus
-import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.models.Source
+import com.shabinder.spotiflyer.models.TrackDetails
+import com.shabinder.spotiflyer.utils.Provider
+import com.shabinder.spotiflyer.utils.Provider.defaultDir
 import com.shabinder.spotiflyer.utils.finalOutputDir
+import com.shabinder.spotiflyer.utils.removeIllegalChars
 import kotlinx.coroutines.*
+import java.io.File
 
-class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO) :
+class YoutubeViewModel @ViewModelInject constructor(val databaseDAO: DatabaseDAO) : ViewModel(){
-    ViewModel(){
 
-    val ytTrack = MutableLiveData<Track>()
+    /*
+    * YT Album Art Schema
+    * Normal Url: https://i.ytimg.com/vi/$searchId/maxresdefault.jpg"
+    * */
+
+    val ytTrackList = MutableLiveData<List<TrackDetails>>()
     val format = MutableLiveData<Format>()
     private val loading = "Loading"
     var title = MutableLiveData<String>().apply { value = "\"Loading!\"" }
     var coverUrl = MutableLiveData<String>().apply { value = loading }
-
+    val folderType = "YT_Downloads"
+    var subFolder = ""
     private var viewModelJob = Job()
     val uiScope = CoroutineScope(Dispatchers.Main + viewModelJob)
 
 
-    fun getYTTrack(searchId:String,ytDownloader:YoutubeDownloader) {
+    fun getYTPlaylist(searchId:String, ytDownloader:YoutubeDownloader){
-        uiScope.launch {
+        uiScope.launch(Dispatchers.IO) {
-            withContext(Dispatchers.IO){
+            Log.i("YT Playlist",searchId)
-                Log.i("YT View Model",searchId)
+            val playlist = ytDownloader.getPlaylist(searchId)
-                val video = ytDownloader.getVideo(searchId)
+            val playlistDetails = playlist.details()
-                val detail = video?.details()
+            val name = playlistDetails.title()
-                val name = detail?.title()?.replace(detail.author()!!.toUpperCase(),"",true) ?: detail?.title()
+            subFolder = removeIllegalChars(name).toString()
-                Log.i("YT View Model",detail.toString())
+            val videos = playlist.videos()
-                ytTrack.postValue(
+            coverUrl.postValue("https://i.ytimg.com/vi/${videos.firstOrNull()?.videoId()}/maxresdefault.jpg")
-                    Track(
+            title.postValue(
-                    id = searchId,
+                if(name.length > 17){"${name.subSequence(0,16)}..."}else{name}
-                    name = name,
+            )
-                    artists = listOf<Artist>(Artist(name = detail?.author())),
+            ytTrackList.postValue(videos.map {
-                    duration_ms = detail?.lengthSeconds()?.times(1000)?.toLong()?:0,
+                TrackDetails(
-                    ytCoverUrl = "https://i.ytimg.com/vi/$searchId/maxresdefault.jpg"
+                    title = it.title(),
-                ))
+                    artists = listOf(it.author().toString()),
-                coverUrl.postValue("https://i.ytimg.com/vi/$searchId/maxresdefault.jpg")
+                    durationSec = it.lengthSeconds(),
-                title.postValue(
+                    albumArt = File(
-                    if(name?.length!! > 17){"${name.subSequence(0,16)}..."}else{name}
+                        Environment.getExternalStorageDirectory(),
+                        defaultDir +".Images/" + it.videoId() + ".jpeg"
+                    ),
+                    source = Source.YouTube,
+                    downloaded = if(File(finalOutputDir(itemName = removeIllegalChars(name),type = folderType,subFolder = subFolder)).exists())
+                        DownloadStatus.Downloaded
+                    else DownloadStatus.NotDownloaded
                 )
-                format.postValue(try {
+            })
-                    video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
+
-                } catch (e: IndexOutOfBoundsException) {
-                    try {
-                        video?.findAudioWithQuality(AudioQuality.medium)?.get(0) as Format
-                    } catch (e: IndexOutOfBoundsException) {
-                        try {
-                            video?.findAudioWithQuality(AudioQuality.low)?.get(0) as Format
-                        } catch (e: IndexOutOfBoundsException) {
-                            Log.i("YTDownloader", e.toString())
-                            null
-                        }
-                    }
-                })
                 withContext(Dispatchers.IO){
-                    databaseDAO.insert(DownloadRecord(
+                databaseDAO.insert(DownloadRecord(
-                        type = "Track",
+                    type = "PlayList",
-                        name = if(name.length > 17){"${name.subSequence(0,16)}..."}else{name},
+                    name = if(name.length > 17){"${name.subSequence(0,16)}..."}else{name},
-                        link = "https://www.youtube.com/watch?v=$searchId",
+                    link = "https://www.youtube.com/playlist?list=$searchId",
-                        coverUrl = "https://i.ytimg.com/vi/$searchId/maxresdefault.jpg",
+                    coverUrl = "https://i.ytimg.com/vi/${videos.firstOrNull()?.videoId()}/maxresdefault.jpg",
-                        totalFiles = 1,
+                    totalFiles = videos.size,
-                        downloaded = false,
+                    directory = finalOutputDir(itemName = removeIllegalChars(name),type = folderType,subFolder = subFolder),
-                        directory = finalOutputDir(type = "YT_Downloads")
+                    downloaded = File(finalOutputDir(itemName = removeIllegalChars(name),type = folderType,subFolder = subFolder)).exists()
-                    ))
+                ))
-                }
+            }
+        }
+    }
+
+    @SuppressLint("DefaultLocale")
+    fun getYTTrack(searchId:String, ytDownloader:YoutubeDownloader) {
+        uiScope.launch(Dispatchers.IO) {
+            Log.i("YT Video",searchId)
+            val video = ytDownloader.getVideo(searchId)
+            coverUrl.postValue("https://i.ytimg.com/vi/$searchId/maxresdefault.jpg")
+            val detail = video?.details()
+            val name = detail?.title()?.replace(detail.author()!!.toUpperCase(),"",true) ?: detail?.title() ?: ""
+            Log.i("YT View Model",detail.toString())
+            ytTrackList.postValue(listOf(TrackDetails(
+                title = name,
+                artists = listOf(detail?.author().toString()),
+                durationSec = detail?.lengthSeconds()?:0,
+                albumArt = File(
+                    Environment.getExternalStorageDirectory(),
+                    Provider.defaultDir +".Images/" + searchId + ".jpeg"
+                ),
+                source = Source.YouTube
+            )))
+            title.postValue(
+                if(name.length > 17){"${name.subSequence(0,16)}..."}else{name}
+            )
+
+            withContext(Dispatchers.IO){
+                databaseDAO.insert(DownloadRecord(
+                    type = "Track",
+                    name = if(name.length > 17){"${name.subSequence(0,16)}..."}else{name},
+                    link = "https://www.youtube.com/watch?v=$searchId",
+                    coverUrl = "https://i.ytimg.com/vi/$searchId/maxresdefault.jpg",
+                    totalFiles = 1,
+                    downloaded = false,
+                    directory = finalOutputDir(type = "YT_Downloads")
+                ))
             }
         }
     }

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

@@ -1,138 +0,0 @@
-/*
- * Copyright (C)  2020  Shabinder Singh
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.shabinder.spotiflyer.utils
-
-import android.os.Environment
-import android.util.Log
-import android.view.View
-import android.view.animation.Animation
-import android.view.animation.LinearInterpolator
-import android.view.animation.RotateAnimation
-import android.widget.ImageView
-import androidx.core.net.toUri
-import androidx.databinding.BindingAdapter
-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.R
-import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import java.io.File
-import java.io.IOException
-
-fun finalOutputDir(itemName:String? = null,type:String, subFolder:String?=null,extension:String? = ".mp3"): String{
-    return Environment.getExternalStorageDirectory().toString() + File.separator +
-            SpotifyDownloadHelper.defaultDir + SpotifyDownloadHelper.removeIllegalChars(type) + File.separator +
-            (if(subFolder == null){""}else{ SpotifyDownloadHelper.removeIllegalChars(subFolder) + File.separator}
-                    + itemName?.let { SpotifyDownloadHelper.removeIllegalChars(it) + extension})
-}
-
-fun rotateAnim(view: View){
-    val rotate = RotateAnimation(
-        0F, 360F,
-        Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f
-    )
-    rotate.duration = 1000
-    rotate.repeatCount = Animation.INFINITE
-    rotate.repeatMode = Animation.INFINITE
-    rotate.interpolator = LinearInterpolator()
-    view.animation = rotate
-}
-
-
-@BindingAdapter("imageUrl")
-fun bindImage(imgView: ImageView, imgUrl: String?) {
-    imgUrl?.let {
-        val imgUri = imgUrl.toUri().buildUpon().scheme("https").build()
-        Glide
-            .with(imgView)
-            .asFile()
-            .load(imgUri)
-            .placeholder(R.drawable.ic_song_placeholder)
-            .error(R.drawable.ic_musicplaceholder)
-            .listener(object:RequestListener<File>{
-                override fun onLoadFailed(
-                    e: GlideException?,
-                    model: Any?,
-                    target: Target<File>?,
-                    isFirstResource: Boolean
-                ): Boolean {
-                    Log.i("Glide","LoadFailed")
-                    return false
-                }
-
-                override fun onResourceReady(
-                    resource: File?,
-                    model: Any?,
-                    target: Target<File>?,
-                    dataSource: DataSource?,
-                    isFirstResource: Boolean
-                ): Boolean {
-                    CoroutineScope(Dispatchers.Main).launch {
-                            try {
-                                val file = File(
-                                    Environment.getExternalStorageDirectory(),
-                                    SpotifyDownloadHelper.defaultDir+".Images/" + imgUrl.substringAfterLast('/',imgUrl) + ".jpeg"
-                                ) // the File to save , append increasing numeric counter to prevent files from getting overwritten.
-                                resource?.copyTo(file)
-                                withContext(Dispatchers.Main){
-                                    Glide.with(imgView)
-                                        .load(file)
-                                        .placeholder(R.drawable.ic_song_placeholder)
-                                        .into(imgView)
-//                                    Log.i("Glide","imageSaved")
-                                }
-                            } catch (e: IOException) {
-                                e.printStackTrace()
-                            }
-                    }
-                     return false
-                }
-            }).submit()
-        }
-    }
-
-/**
- *Extension Function For Copying Files!
- **/
-fun File.copyTo(file: File) {
-    inputStream().use { input ->
-        file.outputStream().use { output ->
-            input.copyTo(output)
-        }
-    }
-}
-fun createDirectory(dir:String){
-    val yourAppDir = File(Environment.getExternalStorageDirectory(),
-         dir)
-
-    if(!yourAppDir.exists() && !yourAppDir.isDirectory)
-    { // create empty directory
-        if (yourAppDir.mkdirs())
-        {Log.i("CreateDir","App dir created")}
-        else
-        {Log.w("CreateDir","Unable to create app dir!")}
-    }
-    else
-    {Log.i("CreateDir","App dir already exists")}
-}

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

@@ -18,6 +18,7 @@
 package com.shabinder.spotiflyer.utils
 
 import android.content.Context
+import android.os.Environment
 import com.github.kiulian.downloader.YoutubeDownloader
 import com.shabinder.spotiflyer.App
 import com.shabinder.spotiflyer.MainActivity
@@ -38,18 +39,28 @@ import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
 import retrofit2.converter.moshi.MoshiConverterFactory
 import retrofit2.converter.scalars.ScalarsConverterFactory
+import java.io.File
 import javax.inject.Singleton
 
 @InstallIn(ApplicationComponent::class)
 @Module
 object Provider {
 
+    lateinit var activity: MainActivity
+    val defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
+
+
     @Provides
     fun databaseDAO(@ApplicationContext appContext: Context):DatabaseDAO{
         return DownloadRecordDatabase.getInstance(appContext).databaseDAO
     }
 
 
+    @Provides
+    @Singleton
+    fun getYTDownloader():YoutubeDownloader{
+        return YoutubeDownloader()
+    }
 
     @Provides
     @Singleton
@@ -72,12 +83,6 @@ object Provider {
             .build()
     }
 
-    @Provides
-    @Singleton
-    fun getYTDownloader():YoutubeDownloader{
-        return YoutubeDownloader()
-    }
-
     @Provides
     @Singleton
     fun getSpotifyTokenInterface():SpotifyServiceTokenRequest{

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

@@ -17,15 +17,203 @@
 
 package com.shabinder.spotiflyer.utils
 
-import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper
+import android.content.Context
+import android.content.Intent
+import android.os.Environment
+import android.util.Log
+import android.view.View
+import android.view.animation.Animation
+import android.view.animation.LinearInterpolator
+import android.view.animation.RotateAnimation
+import android.widget.ImageView
+import androidx.core.content.ContextCompat
+import androidx.core.net.toUri
+import androidx.databinding.BindingAdapter
+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.R
+import com.shabinder.spotiflyer.models.DownloadObject
+import com.shabinder.spotiflyer.models.Source
+import com.shabinder.spotiflyer.utils.Provider.defaultDir
+import com.shabinder.spotiflyer.worker.ForegroundService
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import java.io.File
+import java.io.IOException
+
+fun loadAllImages(context: Context?, images:ArrayList<String>? = null ) {
+    val serviceIntent = Intent(context, ForegroundService::class.java)
+    images?.let {  serviceIntent.putStringArrayListExtra("imagesList",it) }
+    context?.let { ContextCompat.startForegroundService(it, serviceIntent) }
+}
+
+fun startService(context:Context?,objects:ArrayList<DownloadObject>? = null ) {
+    val serviceIntent = Intent(context, ForegroundService::class.java)
+    objects?.let {  serviceIntent.putParcelableArrayListExtra("object",it) }
+    context?.let { ContextCompat.startForegroundService(it, serviceIntent) }
+}
+
+fun finalOutputDir(itemName:String? = null,type:String, subFolder:String?=null,extension:String? = ".mp3"): String{
+    return Environment.getExternalStorageDirectory().toString() + File.separator +
+            defaultDir + removeIllegalChars(type) + File.separator +
+            (if(subFolder == null){""}else{ removeIllegalChars(subFolder) + File.separator}
+                    + itemName?.let { removeIllegalChars(it) + extension})
+}
+
+fun rotateAnim(view: View){
+    val rotate = RotateAnimation(
+        0F, 360F,
+        Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f
+    )
+    rotate.duration = 1000
+    rotate.repeatCount = Animation.INFINITE
+    rotate.repeatMode = Animation.INFINITE
+    rotate.interpolator = LinearInterpolator()
+    view.animation = rotate
+}
+
+@BindingAdapter("imageUrl")
+fun bindImage(imgView: ImageView, imgUrl: String?,source: Source) {
+    imgUrl?.let {
+        val imgUri = imgUrl.toUri().buildUpon().scheme("https").build()
+        Glide
+            .with(imgView)
+            .asFile()
+            .load(imgUri)
+            .placeholder(R.drawable.ic_song_placeholder)
+            .error(R.drawable.ic_musicplaceholder)
+            .listener(object:RequestListener<File>{
+                override fun onLoadFailed(
+                    e: GlideException?,
+                    model: Any?,
+                    target: Target<File>?,
+                    isFirstResource: Boolean
+                ): Boolean {
+                    Log.i("Glide","LoadFailed")
+                    return false
+                }
+
+                override fun onResourceReady(
+                    resource: File?,
+                    model: Any?,
+                    target: Target<File>?,
+                    dataSource: DataSource?,
+                    isFirstResource: Boolean
+                ): Boolean {
+                    CoroutineScope(Dispatchers.Main).launch {
+                            try {
+                                val file = when(source){
+                                    Source.Spotify->{
+                                        File(
+                                            Environment.getExternalStorageDirectory(),
+                                            defaultDir+".Images/" + imgUrl.substringAfterLast('/',imgUrl) + ".jpeg"
+                                        )
+                                    }
+                                    Source.YouTube->{
+                                        //Url Format: https://i.ytimg.com/vi/$searchId/maxresdefault.jpg"
+                                        // We Are Naming using "$searchId"
+                                        File(
+                                            Environment.getExternalStorageDirectory(),
+                                            defaultDir+".Images/" + imgUrl.substringBeforeLast('/',imgUrl).substringAfterLast('/',imgUrl) + ".jpeg"
+                                        )
+                                    }
+                                }
+                                 // the File to save , append increasing numeric counter to prevent files from getting overwritten.
+                                resource?.copyTo(file)
+                                withContext(Dispatchers.Main){
+                                    Glide.with(imgView)
+                                        .load(file)
+                                        .placeholder(R.drawable.ic_song_placeholder)
+                                        .into(imgView)
+//                                    Log.i("Glide","imageSaved")
+                                }
+                            } catch (e: IOException) {
+                                e.printStackTrace()
+                            }
+                    }
+                     return false
+                }
+            }).submit()
+        }
+    }
+
+/**
+ *Extension Function For Copying Files!
+ **/
+fun File.copyTo(file: File) {
+    inputStream().use { input ->
+        file.outputStream().use { output ->
+            input.copyTo(output)
+        }
+    }
+}
+fun createDirectory(dir:String){
+    val yourAppDir = File(Environment.getExternalStorageDirectory(),
+         dir)
+
+    if(!yourAppDir.exists() && !yourAppDir.isDirectory)
+    { // create empty directory
+        if (yourAppDir.mkdirs())
+        {Log.i("CreateDir","App dir created")}
+        else
+        {Log.w("CreateDir","Unable to create app dir!")}
+    }
+    else
+    {Log.i("CreateDir","App dir already exists")}
+}
+/**
+ * Removing Illegal Chars from File Name
+ * **/
+fun removeIllegalChars(fileName: String): String? {
+    val illegalCharArray = charArrayOf(
+        '/',
+        '\n',
+        '\r',
+        '\t',
+        '\u0000',
+        '\u000C',
+        '`',
+        '?',
+        '*',
+        '\\',
+        '<',
+        '>',
+        '|',
+        '\"',
+        '.',
+        '-',
+        '\''
+    )
+
+    var name = fileName
+    for (c in illegalCharArray) {
+        name = fileName.replace(c, '_')
+    }
+    name = name.replace("\\s".toRegex(), "_")
+    name = name.replace("\\)".toRegex(), "")
+    name = name.replace("\\(".toRegex(), "")
+    name = name.replace("\\[".toRegex(), "")
+    name = name.replace("]".toRegex(), "")
+    name = name.replace("\\.".toRegex(), "")
+    name = name.replace("\"".toRegex(), "")
+    name = name.replace("\'".toRegex(), "")
+    name = name.replace(":".toRegex(), "")
+    name = name.replace("\\|".toRegex(), "")
+    return name
+}
 
 fun createDirectories() {
-    createDirectory(SpotifyDownloadHelper.defaultDir)
+    createDirectory(defaultDir)
-    createDirectory(SpotifyDownloadHelper.defaultDir + ".Images/")
+    createDirectory(defaultDir + ".Images/")
-    createDirectory(SpotifyDownloadHelper.defaultDir + "Tracks/")
+    createDirectory(defaultDir + "Tracks/")
-    createDirectory(SpotifyDownloadHelper.defaultDir + "Albums/")
+    createDirectory(defaultDir + "Albums/")
-    createDirectory(SpotifyDownloadHelper.defaultDir + "Playlists/")
+    createDirectory(defaultDir + "Playlists/")
-    createDirectory(SpotifyDownloadHelper.defaultDir + "YT_Downloads/")
+    createDirectory(defaultDir + "YT_Downloads/")
 }
 fun getEmojiByUnicode(unicode: Int): String? {
     return String(Character.toChars(unicode))

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

@@ -29,27 +29,36 @@ import android.os.*
 import android.util.Log
 import androidx.annotation.RequiresApi
 import androidx.core.app.NotificationCompat
+import androidx.core.net.toUri
 import com.arthenica.mobileffmpeg.Config
 import com.arthenica.mobileffmpeg.Config.RETURN_CODE_CANCEL
 import com.arthenica.mobileffmpeg.Config.RETURN_CODE_SUCCESS
 import com.arthenica.mobileffmpeg.FFmpeg
+import com.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.github.kiulian.downloader.YoutubeDownloader
+import com.github.kiulian.downloader.model.formats.Format
+import com.github.kiulian.downloader.model.quality.AudioQuality
 import com.mpatric.mp3agic.ID3v1Tag
 import com.mpatric.mp3agic.ID3v24Tag
 import com.mpatric.mp3agic.Mp3File
 import com.shabinder.spotiflyer.MainActivity
 import com.shabinder.spotiflyer.R
-import com.shabinder.spotiflyer.downloadHelper.SpotifyDownloadHelper
 import com.shabinder.spotiflyer.models.DownloadObject
-import com.shabinder.spotiflyer.models.Track
+import com.shabinder.spotiflyer.models.TrackDetails
+import com.shabinder.spotiflyer.utils.copyTo
 import com.tonyodev.fetch2.*
 import com.tonyodev.fetch2core.DownloadBlock
-import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.*
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
-import kotlinx.coroutines.launch
 import java.io.File
 import java.io.FileInputStream
+import java.io.IOException
+import java.util.*
 
+@Suppress("DEPRECATION")
 class ForegroundService : Service(){
     private val tag = "Foreground Service"
     private val channelId = "ForegroundDownloaderService"
@@ -57,22 +66,21 @@ class ForegroundService : Service(){
     private var total = 0 //Total Downloads Requested
     private var converted = 0//Total Files Converted
     private var downloaded = 0//Total Files downloaded
-    private var fetch:Fetch? = null
+    private lateinit var fetch:Fetch
-    private var downloadManager : DownloadManager? = null
+    private lateinit var ytDownloader: YoutubeDownloader
-    private var downloadList = mutableListOf<DownloadObject>()
+    private lateinit var downloadManager : DownloadManager
     private var serviceJob = Job()
     private val serviceScope = CoroutineScope(Dispatchers.IO + serviceJob)
-    private val requestMap = mutableMapOf<Request,Track>()
+    private val requestMap = mutableMapOf<Request,TrackDetails>()
-    private val downloadMap = mutableMapOf<String,Track>()
     private var speed :Long = 0
-    private var defaultDirectory = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
+    private var defaultDir = Environment.DIRECTORY_MUSIC + File.separator + "SpotiFlyer" + File.separator
     private val parentDirectory = File(Environment.getExternalStorageDirectory(),
-        defaultDirectory+File.separator
+        defaultDir +File.separator
     )
     private var wakeLock: PowerManager.WakeLock? = null
     private var isServiceStarted = false
     var notificationLine = 0
-    val messageList = mutableListOf<String>("","","","")
+    val messageList = mutableListOf("","","","")
     private var pendingIntent:PendingIntent? = null
 
 
@@ -89,7 +97,7 @@ class ForegroundService : Service(){
             0, notificationIntent, 0
         )
         downloadManager = getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager
-
+        ytDownloader = YoutubeDownloader()
         val fetchConfiguration =
             FetchConfiguration.Builder(this)
                 .setDownloadConcurrentLimit(4)
@@ -98,86 +106,41 @@ class ForegroundService : Service(){
         Fetch.setDefaultInstanceConfiguration(fetchConfiguration)
 
         fetch = Fetch.getDefaultInstance()
-//        fetch?.enableLogging(true)
+        fetch.addListener(fetchListener)
-        fetch?.addListener(fetchListener)
         //clearing all not completed Downloads
         //Starting fresh
-        fetch?.removeAll()
+        fetch.removeAll()
 
         startForeground()
     }
 
-    /**
-     *Starting Service with Notification as Foreground!
-     **/
-    private fun startForeground() {
-        val channelId =
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                createNotificationChannel(channelId, "Downloader Service")
-            } else {
-                // If earlier version channel ID is not used
-                // https://developer.android.com/reference/android/support/v4/app/NotificationCompat.Builder.html#NotificationCompat.Builder(android.content.Context)
-                ""
-            }
-
-        val notification = NotificationCompat.Builder(this, channelId)
-            .setSmallIcon(R.drawable.down_arrowbw)
-            .setNotificationSilent()
-            .setSubText("Total: $total  Completed:$converted")
-            .setStyle(NotificationCompat.InboxStyle()
-                .setBigContentTitle("Speed: $speed KB/s")
-                .addLine(messageList[0])
-                .addLine(messageList[1])
-                .addLine(messageList[2])
-                .addLine(messageList[3]))
-            .setContentIntent(pendingIntent)
-            .build()
-        startForeground(notificationId, notification)
-    }
-
-    @RequiresApi(Build.VERSION_CODES.O)
-    private fun createNotificationChannel(channelId: String, channelName: String): String{
-        val chan = NotificationChannel(channelId,
-            channelName, NotificationManager.IMPORTANCE_DEFAULT)
-        chan.lockscreenVisibility = Notification.VISIBILITY_PUBLIC
-        val service = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
-        service.createNotificationChannel(chan)
-        return channelId
-    }
-
     @SuppressLint("WakelockTimeout")
     override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int {
         // Send a notification that service is started
         Log.i(tag,"Service Started.")
         startForeground()
-        val obj:DownloadObject? = intent.getParcelableExtra("object") ?: intent.extras?.getParcelable("object")
+        val downloadObjects: ArrayList<DownloadObject>? = (intent.getParcelableArrayListExtra("object") ?: intent.extras?.getParcelableArrayList("object"))
-        obj?.let {
+        val imagesList: ArrayList<String>? = (intent.getStringArrayListExtra("imagesList") ?: intent.extras?.getStringArrayList("imagesList"))
-            total ++
-            updateNotification()
-            serviceScope.launch {
-                val request= Request(obj.url, obj.outputDir)
-                request.priority = Priority.NORMAL
-                request.networkType = NetworkType.ALL
 
-                fetch!!.enqueue(request,
+        imagesList?.let{
-                    {
+            serviceScope.launch {
-                        obj.track?.let { it1 -> requestMap.put(it, it1) }
+                loadAllImages(it)
-                        downloadList.remove(obj)
-                        Log.i(tag, "Enqueuing Download")
-                    },
-                    {
-                        Log.i(tag, "Enqueuing Error:${it.throwable.toString()}")}
-                )
             }
         }
 
+        downloadObjects?.let {
+            total += downloadObjects.size
+            updateNotification()
+            downloadAllTracks(downloadObjects)
+        }
+
         //Wake locks and misc tasks from here :
         return if (isServiceStarted){
+            //Service Already Started
             START_STICKY
         } else{
             Log.i(tag,"Starting the foreground service task")
             isServiceStarted = true
-
             wakeLock =
                 (getSystemService(Context.POWER_SERVICE) as PowerManager).run {
                     newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "EndlessService::lock").apply {
@@ -188,9 +151,53 @@ class ForegroundService : Service(){
         }
     }
 
+    private fun downloadAllTracks(downloadObjects: List<DownloadObject>){
+        serviceScope.launch(Dispatchers.IO) {
+            for(downloadObj in downloadObjects){
+                try {
+                    val video = ytDownloader.getVideo(downloadObj.ytVideoId)
+                    val format: Format? = try {
+                        video?.findAudioWithQuality(AudioQuality.medium)?.get(0) as Format
+                    } catch (e: java.lang.IndexOutOfBoundsException) {
+                        try {
+                            video?.findAudioWithQuality(AudioQuality.high)?.get(0) as Format
+                        } catch (e: java.lang.IndexOutOfBoundsException) {
+                            try {
+                                video?.findAudioWithQuality(AudioQuality.low)?.get(0) as Format
+                            } catch (e: java.lang.IndexOutOfBoundsException) {
+                                Log.i("YTDownloader", e.toString())
+                                null
+                            }
+                        }
+                    }
+                    format?.let {
+                        val url: String = format.url()
+                        Log.i("DHelper Link Found", url)
+                        serviceScope.launch {
+                            val request= Request(url, downloadObj.outputFile)
+                            request.priority = Priority.NORMAL
+                            request.networkType = NetworkType.ALL
+
+                            fetch.enqueue(request,
+                                {
+                                    requestMap[it] = downloadObj.trackDetails
+                                    Log.i(tag, "Enqueuing Download")
+                                },
+                                {
+                                    Log.i(tag, "Enqueuing Error:${it.throwable.toString()}")}
+                            )
+                        }
+                    }
+                }catch (e: com.github.kiulian.downloader.YoutubeException){
+                    Log.i("Service YT Error", e.message.toString())
+                }
+            }
+        }
+    }
+
     override fun onDestroy() {
         super.onDestroy()
-        if(downloadMap.isEmpty() && converted == total){
+        if(converted == total){
             Handler().postDelayed({
                 Log.i(tag,"Service destroyed.")
                 deleteFile(parentDirectory)
@@ -200,25 +207,11 @@ class ForegroundService : Service(){
         }
     }
 
-    private fun releaseWakeLock() {
-        Log.i(tag,"Releasing Wake Lock")
-        try {
-            wakeLock?.let {
-                if (it.isHeld) {
-                    it.release()
-                }
-            }
-        } catch (e: Exception) {
-            Log.i(tag,"Service stopped without being started: ${e.message}")
-        }
-        isServiceStarted = false
-    }
-
-
     override fun onTaskRemoved(rootIntent: Intent?) {
         super.onTaskRemoved(rootIntent)
-        if(downloadMap.isEmpty() && converted == total ){
+        if(converted == total ){
             Log.i(tag,"Service Removed.")
+            deleteFile(parentDirectory)
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
                 stopForeground(true)
             } else {
@@ -227,25 +220,6 @@ class ForegroundService : Service(){
         }
     }
 
-    /**
-     * Deleting All Residual Files except Mp3 Files
-     **/
-    private fun deleteFile(dir:File) {
-        Log.i(tag,"Starting Deletions in ${dir.path} ")
-        val fList = dir.listFiles()
-        fList?.let {
-            for (file in fList) {
-                if (file.isDirectory) {
-                    deleteFile(file)
-                } else if(file.isFile) {
-                    if(file.path.toString().substringAfterLast(".") != "mp3"){
-//                        Log.i(tag,"deleting ${file.path}")
-                        file.delete()
-                    }
-                }
-            }
-        }
-    }
 
     /**
      * Fetch Listener/ Responsible for Fetch Behaviour
@@ -274,23 +248,23 @@ class ForegroundService : Service(){
             val track  = requestMap[download.request]
             when(notificationLine){
                 0 -> {
-                    messageList[0] = "Downloading ${track?.name}"
+                    messageList[0] = "Downloading ${track?.title}"
                     notificationLine = 1
                 }
                 1 -> {
-                    messageList[1] = "Downloading ${track?.name}"
+                    messageList[1] = "Downloading ${track?.title}"
                     notificationLine = 2
                 }
                 2-> {
-                    messageList[2] = "Downloading ${track?.name}"
+                    messageList[2] = "Downloading ${track?.title}"
                     notificationLine = 3
                 }
                 3 -> {
-                    messageList[3] = "Downloading ${track?.name}"
+                    messageList[3] = "Downloading ${track?.title}"
                     notificationLine = 0
                 }
             }
-            Log.i(tag,"${track?.name} Download Started")
+            Log.i(tag,"${track?.title} Download Started")
             updateNotification()
         }
 
@@ -309,19 +283,20 @@ class ForegroundService : Service(){
         override fun onCompleted(download: Download) {
             val track = requestMap[download.request]
             for (message in messageList){
-                if( message == "Downloading ${track?.name}"){
+                if( message == "Downloading ${track?.title}"){
+                    //Remove Downloading Status from Notification
                     messageList[messageList.indexOf(message)] = ""
                 }
             }
 
             serviceScope.launch {
                 try{
-                    convertToMp3(download.file, track!!)
+                    track?.let { convertToMp3(download.file, it) }
-                    Log.i(tag,"${track.name} Download Completed")
+                    Log.i(tag,"${track?.title} Download Completed")
                 }catch (e:KotlinNullPointerException
                 ){
-                    Log.i(tag,"${track?.name} Download Failed! Error:Fetch!!!!")
+                    Log.i(tag,"${track?.title} Download Failed! Error:Fetch!!!!")
-                    Log.i(tag,"${track?.name} Requesting Download thru Android DM")
+                    Log.i(tag,"${track?.title} Requesting Download thru Android DM")
                     downloadUsingDM(download.request.url,download.request.file, track!!)
                     downloaded++
                     requestMap.remove(download.request)
@@ -348,7 +323,7 @@ class ForegroundService : Service(){
                 val track = requestMap[download.request]
                 downloaded++
                 Log.i(tag,download.error.throwable.toString())
-                Log.i(tag,"${track?.name} Requesting Download thru Android DM")
+                Log.i(tag,"${track?.title} Requesting Download thru Android DM")
                 downloadUsingDM(download.request.url,download.request.file, track!!)
                 requestMap.remove(download.request)
             }
@@ -365,7 +340,7 @@ class ForegroundService : Service(){
             downloadedBytesPerSecond: Long
         ) {
             val track  = requestMap[download.request]
-            Log.i(tag,"${track?.name} ETA: ${etaInMilliSeconds/1000} sec")
+            Log.i(tag,"${track?.title} ETA: ${etaInMilliSeconds/1000} sec")
             speed = (downloadedBytesPerSecond/1000)
             updateNotification()
         }
@@ -375,7 +350,7 @@ 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: TrackDetails){
         val uri = Uri.parse(url)
         val request = DownloadManager.Request(uri)
             .setAllowedNetworkTypes(
@@ -383,14 +358,14 @@ class ForegroundService : Service(){
                         DownloadManager.Request.NETWORK_MOBILE
             )
             .setAllowedOverRoaming(false)
-            .setTitle(track.name)
+            .setTitle(track.title)
             .setDescription("Spotify Downloader Working Up here...")
             .setDestinationInExternalPublicDir(Environment.DIRECTORY_MUSIC, outputDir.removePrefix(
                 Environment.getExternalStorageDirectory().toString() + Environment.DIRECTORY_MUSIC + File.separator
             ))
             .setNotificationVisibility(VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
         //Start Download
-        val downloadID = downloadManager?.enqueue(request)
+        val downloadID = downloadManager.enqueue(request)
         Log.i("DownloadManager", "Download Request Sent")
 
         val onDownloadComplete: BroadcastReceiver = object : BroadcastReceiver() {
@@ -412,7 +387,7 @@ class ForegroundService : Service(){
     /**
      *Converting Downloaded Audio (m4a) to Mp3.( Also Applying Metadata)
      **/
-    fun convertToMp3(filePath: String, track: Track){
+    fun convertToMp3(filePath: String, track: TrackDetails){
         val m4aFile = File(filePath)
 
         FFmpeg.executeAsync(
@@ -435,7 +410,7 @@ class ForegroundService : Service(){
         }
     }
 
-    private fun writeMp3Tags(filePath:String, track: Track){
+    private fun writeMp3Tags(filePath:String, track: TrackDetails){
         var mp3File = Mp3File(filePath)
         mp3File =  removeAllTags(mp3File)
         mp3File = setId3v1Tags(mp3File,track)
@@ -485,62 +460,40 @@ class ForegroundService : Service(){
     /**
      *Modifying Mp3 Tags with MetaData!
      **/
-    private fun setId3v1Tags(mp3File: Mp3File, track: Track): Mp3File {
+    private fun setId3v1Tags(mp3File: Mp3File, track: TrackDetails): Mp3File {
-        val id3v1Tag = ID3v1Tag()
+        val id3v1Tag = ID3v1Tag().apply {
-        id3v1Tag.track = track.disc_number.toString()
+            artist = track.artists.joinToString(",")
-        val artistsList = mutableListOf<String>()
+            title = track.title
-        track.artists?.forEach { artistsList.add(it!!.name!!) }
+            album = track.albumName
-        id3v1Tag.artist = artistsList.joinToString()
+            year = track.year
-        id3v1Tag.title = track.name
+            comment = "Genres:${track.comment}"
-        id3v1Tag.album = track.album?.name
+        }
-        id3v1Tag.year = track.album?.release_date
-        id3v1Tag.comment = "Genres:${track.album?.genres?.joinToString()}"
         mp3File.id3v1Tag = id3v1Tag
         return mp3File
     }
-    private fun setId3v2Tags(mp3file: Mp3File, track: Track): Mp3File {
+    private fun setId3v2Tags(mp3file: Mp3File, track: TrackDetails): Mp3File {
-        val id3v2Tag = ID3v24Tag()
+        val id3v2Tag = ID3v24Tag().apply {
-        id3v2Tag.track = track.disc_number.toString()
+            artist = track.artists.joinToString(",")
-        val artistsList = mutableListOf<String>()
+            title = track.title
-        track.artists?.forEach { artistsList.add(it!!.name!!) }
+            album = track.albumName
-        id3v2Tag.artist = artistsList.joinToString()
+            year = track.year
-        id3v2Tag.title = track.name
+            comment = "Genres:${track.comment}"
-        id3v2Tag.album = track.album?.name
+            lyrics = "Gonna Implement Soon"
-        id3v2Tag.year = track.album?.release_date
+            url = track.trackUrl
-        id3v2Tag.comment = "Genres:${track.album?.genres?.joinToString()}"
+        }
-        id3v2Tag.lyrics = "Gonna Implement Soon"
+        val bytesArray = ByteArray(track.albumArt.length().toInt())
-        val copyrights = mutableListOf<String>()
+        try{
-        track.album?.copyrights?.forEach { copyrights.add(it!!.type!!) }
+            val fis = FileInputStream(track.albumArt)
-        id3v2Tag.copyright = copyrights.joinToString()
-        id3v2Tag.url = track.href
-        track.ytCoverUrl?.let {
-            val file = File(
-                Environment.getExternalStorageDirectory(),
-                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())
-            val fis = FileInputStream(file)
             fis.read(bytesArray) //read file into bytes[]
             fis.close()
             id3v2Tag.setAlbumImage(bytesArray,"image/jpeg")
+        }catch (e:java.io.FileNotFoundException){
+            Log.i("Error","Couldn't Write Mp3 Album Art")
         }
-        track.album?.let {
-            val file = File(
-                Environment.getExternalStorageDirectory(),
-                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())
-            val fis = FileInputStream(file)
-            fis.read(bytesArray) //read file into bytes[]
-            fis.close()
-            id3v2Tag.setAlbumImage(bytesArray,"image/jpeg")
-        }
-        id3v2Tag.albumImage
         mp3file.id3v2Tag = id3v2Tag
         return mp3file
     }
+
     private fun removeAllTags(mp3file: Mp3File): Mp3File {
         if (mp3file.hasId3v1Tag()) {
             mp3file.removeId3v1Tag()
@@ -554,4 +507,141 @@ class ForegroundService : Service(){
         return mp3file
     }
 
+    private fun releaseWakeLock() {
+        Log.i(tag,"Releasing Wake Lock")
+        try {
+            wakeLock?.let {
+                if (it.isHeld) {
+                    it.release()
+                }
+            }
+        } catch (e: Exception) {
+            Log.i(tag,"Service stopped without being started: ${e.message}")
+        }
+        isServiceStarted = false
+    }
+
+    /**
+     *Starting Service with Notification as Foreground!
+     **/
+    private fun startForeground() {
+        val channelId =
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                createNotificationChannel(channelId, "Downloader Service")
+            } else {
+                // If earlier version channel ID is not used
+                // https://developer.android.com/reference/android/support/v4/app/NotificationCompat.Builder.html#NotificationCompat.Builder(android.content.Context)
+                ""
+            }
+
+        val notification = NotificationCompat.Builder(this, channelId)
+            .setSmallIcon(R.drawable.down_arrowbw)
+            .setNotificationSilent()
+            .setSubText("Total: $total  Completed:$converted")
+            .setStyle(NotificationCompat.InboxStyle()
+                .setBigContentTitle("Speed: $speed KB/s")
+                .addLine(messageList[0])
+                .addLine(messageList[1])
+                .addLine(messageList[2])
+                .addLine(messageList[3]))
+            .setContentIntent(pendingIntent)
+            .build()
+        startForeground(notificationId, notification)
+    }
+
+    @Suppress("SameParameterValue")
+    @RequiresApi(Build.VERSION_CODES.O)
+    private fun createNotificationChannel(channelId: String, channelName: String): String{
+        val chan = NotificationChannel(channelId,
+            channelName, NotificationManager.IMPORTANCE_DEFAULT)
+        chan.lockscreenVisibility = Notification.VISIBILITY_PUBLIC
+        val service = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+        service.createNotificationChannel(chan)
+        return channelId
+    }
+
+    /**
+     * Deleting All Residual Files except Mp3 Files
+     **/
+    private fun deleteFile(dir:File) {
+        Log.i(tag,"Starting Deletions in ${dir.path} ")
+        val fList = dir.listFiles()
+        fList?.let {
+            for (file in fList) {
+                if (file.isDirectory) {
+                    deleteFile(file)
+                } else if(file.isFile) {
+                    if(file.path.toString().substringAfterLast(".") != "mp3"){
+                        Log.i(tag,"deleting ${file.path}")
+                        file.delete()
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Function to fetch all Images for use in mp3 tags.
+     **/
+    private suspend fun loadAllImages(urlList: ArrayList<String>) {
+        /*
+        * Last Element of this List defines Its Source
+        * */
+        val source = urlList.last()
+        for (url in urlList.subList(0,urlList.size-2)) {
+            val imgUri = url.toUri().buildUpon().scheme("https").build()
+            Glide
+                .with(this)
+                .asFile()
+                .load(imgUri)
+                .listener(object: RequestListener<File> {
+                    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 {
+                        serviceScope.launch {
+                            withContext(Dispatchers.IO){
+                                try {
+                                    val file = when(source){
+                                        "spotify" ->{
+                                            File(
+                                                Environment.getExternalStorageDirectory(),
+                                                defaultDir +".Images/" + url.substringAfterLast('/') + ".jpeg"
+                                            )
+                                        }
+                                        "youtube" ->{
+                                            File(
+                                                Environment.getExternalStorageDirectory(),
+                                                defaultDir +".Images/" + url.substringBeforeLast('/',url).substringAfterLast('/',url) + ".jpeg"
+                                            )
+                                        }
+                                        else -> File(
+                                            Environment.getExternalStorageDirectory(),
+                                            defaultDir +".Images/" + url.substringAfterLast('/') + ".jpeg")
+                                    }
+                                    resource?.copyTo(file)
+                                } catch (e: IOException) {
+                                    e.printStackTrace()
+                                }
+                            }
+                        }
+                        return false
+                    }
+                }).submit()
+        }
+    }
+
 }

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

@@ -20,7 +20,7 @@
     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:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:layout_marginTop="25dp"
@@ -28,7 +28,7 @@
     tools:context=".ui.spotify.SpotifyFragment">
 
     <androidx.appcompat.widget.AppCompatButton
-        android:id="@+id/btn_download_all_spotify"
+        android:id="@+id/btn_download_all"
         android:layout_width="wrap_content"
         android:layout_height="44dp"
         android:background="@drawable/btn_design"
@@ -39,11 +39,11 @@
         android:textColor="@color/black"
         android:textSize="16sp"
         android:visibility="visible"
-        app:layout_anchor="@+id/appbar_spotify"
+        app:layout_anchor="@+id/appbar"
         app:layout_anchorGravity="bottom|center" />
 
     <com.google.android.material.floatingactionbutton.FloatingActionButton
-        android:id="@+id/downloading_fab_spotify"
+        android:id="@+id/downloading_fab"
         android:layout_width="wrap_content"
         android:keepScreenOn="true"
         android:layout_height="wrap_content"
@@ -51,7 +51,7 @@
         android:scaleType="fitCenter"
         android:visibility="gone"
         app:borderWidth="0dp"
-        app:layout_anchor="@+id/appbar_spotify"
+        app:layout_anchor="@+id/appbar"
         app:layout_anchorGravity="bottom|center"
         app:maxImageSize="38dp"
         app:rippleColor="@color/colorPrimaryDark"
@@ -59,7 +59,7 @@
         app:tint="@null" />
 
     <com.google.android.material.appbar.AppBarLayout
-        android:id="@+id/appbar_spotify"
+        android:id="@+id/appbar"
         android:layout_width="match_parent"
         android:layout_height="280dp">
 
@@ -72,14 +72,14 @@
             app:toolbarId="@+id/toolbar">
 
             <androidx.constraintlayout.widget.ConstraintLayout
-                android:id="@+id/TopLayout_spotify"
+                android:id="@+id/topLayout"
                 android:layout_width="match_parent"
                 android:foreground="@drawable/gradient"
                 android:layout_height="match_parent">
 
 
                 <ImageView
-                    android:id="@+id/spotify_cover_image"
+                    android:id="@+id/cover_image"
                     android:layout_width="0dp"
                     android:layout_height="0dp"
                     android:layout_marginTop="28dp"
@@ -89,13 +89,13 @@
                     android:src="@drawable/spotify_download"
                     android:visibility="visible"
                     app:layout_collapseMode="parallax"
-                    app:layout_constraintBottom_toTopOf="@id/title_view_spotify"
+                    app:layout_constraintBottom_toTopOf="@id/title_view"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
 
                 <TextView
-                    android:id="@+id/StatusBar_spotify"
+                    android:id="@+id/statusBar"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_marginBottom="2dp"
@@ -113,11 +113,11 @@
                     android:textColor="@color/grey"
                     android:textSize="16sp"
                     android:visibility="gone"
-                    app:layout_constraintBottom_toTopOf="@+id/spotify_cover_image"
+                    app:layout_constraintBottom_toTopOf="@+id/cover_image"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent" />
                 <TextView
-                    android:id="@+id/title_view_spotify"
+                    android:id="@+id/title_view"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_marginTop="2dp"
@@ -142,7 +142,7 @@
 
 
     <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/track_list_spotify"
+        android:id="@+id/track_list"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:paddingTop="26dp"
@@ -152,7 +152,7 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/appbar_spotify" />
+        app:layout_constraintTop_toBottomOf="@id/appbar" />
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
 </layout>

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

@@ -19,14 +19,14 @@
 <layout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
     <androidx.coordinatorlayout.widget.CoordinatorLayout
-        android:id="@+id/main_youtube"
+        android:id="@+id/main"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_marginTop="25dp"
         android:fitsSystemWindows="true">
 
         <androidx.appcompat.widget.AppCompatButton
-            android:id="@+id/btn_download_all_youtube"
+            android:id="@+id/btn_download_all"
             android:layout_width="wrap_content"
             android:layout_height="44dp"
             android:background="@drawable/btn_design"
@@ -38,17 +38,17 @@
             android:textColor="@color/black"
             android:textSize="16sp"
             android:visibility="visible"
-            app:layout_anchor="@+id/appbar_youtube"
+            app:layout_anchor="@+id/appbar"
             app:layout_anchorGravity="bottom|center" />
         <com.google.android.material.floatingactionbutton.FloatingActionButton
-            android:id="@+id/downloading_fab_youtube"
+            android:id="@+id/downloading_fab"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:backgroundTint="@color/black"
             android:scaleType="fitCenter"
             android:visibility="gone"
             app:borderWidth="0dp"
-            app:layout_anchor="@+id/appbar_youtube"
+            app:layout_anchor="@+id/appbar"
             app:layout_anchorGravity="bottom|center"
             app:maxImageSize="38dp"
             app:rippleColor="@color/colorPrimaryDark"
@@ -56,7 +56,7 @@
             app:tint="@null" />
 
         <com.google.android.material.appbar.AppBarLayout
-            android:id="@+id/appbar_youtube"
+            android:id="@+id/appbar"
             android:layout_width="match_parent"
             android:layout_height="230dp">
 
@@ -69,14 +69,14 @@
                 app:toolbarId="@+id/toolbar">
 
                 <androidx.constraintlayout.widget.ConstraintLayout
-                    android:id="@+id/TopLayout_youtube"
+                    android:id="@+id/topLayout"
                     android:layout_width="match_parent"
                     android:layout_height="match_parent"
                     android:foreground="@drawable/gradient"
                     >
 
                     <ImageView
-                        android:id="@+id/youtube_cover_image"
+                        android:id="@+id/cover_image"
                         android:layout_width="0dp"
                         android:layout_height="0dp"
                         android:layout_marginTop="23dp"
@@ -86,13 +86,13 @@
                         android:src="@drawable/spotify_download"
                         android:visibility="visible"
                         app:layout_collapseMode="parallax"
-                        app:layout_constraintBottom_toTopOf="@id/title_view_youtube"
+                        app:layout_constraintBottom_toTopOf="@id/title_view"
                         app:layout_constraintEnd_toEndOf="parent"
                         app:layout_constraintStart_toStartOf="parent"
                         app:layout_constraintTop_toTopOf="parent" />
 
                     <TextView
-                        android:id="@+id/StatusBar_youtube"
+                        android:id="@+id/statusBar"
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
                         android:layout_marginBottom="2dp"
@@ -109,11 +109,11 @@
                         android:textColor="@color/grey"
                         android:textSize="16sp"
                         android:visibility="gone"
-                        app:layout_constraintBottom_toTopOf="@+id/youtube_cover_image"
+                        app:layout_constraintBottom_toTopOf="@+id/cover_image"
                         app:layout_constraintEnd_toEndOf="parent"
                         app:layout_constraintStart_toStartOf="parent" />
                     <TextView
-                        android:id="@+id/title_view_youtube"
+                        android:id="@+id/title_view"
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
                         android:layout_marginTop="2dp"
@@ -136,7 +136,7 @@
 
         </com.google.android.material.appbar.AppBarLayout>
         <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/track_list_youtube"
+            android:id="@+id/track_list"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:paddingTop="26dp"
@@ -146,7 +146,7 @@
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/appbar_youtube" />
+            app:layout_constraintTop_toBottomOf="@id/appbar" />
 
     </androidx.coordinatorlayout.widget.CoordinatorLayout>
 </layout>