Preferred Audio Quality Impl

2024-11-25 02:14:32 +01:00 · 2021-07-11 02:20:31 +05:30 · 2021-07-11 02:20:31 +05:30 · 994b20d0a1
commit 994b20d0a1
parent a44f4cc061
9 changed files with 44 additions and 22 deletions
--- a/android/src/main/java/com/shabinder/spotiflyer/MainActivity.kt
+++ b/android/src/main/java/com/shabinder/spotiflyer/MainActivity.kt
@ -421,7 +421,7 @@ class MainActivity : ComponentActivity() {
            if (f.canWrite()) {
                // hell yeah :)
                preferenceManager.setDownloadDirectory(path)
-                callBack(dir.defaultDir())
+                callBack(path)
                showPopUpMessage(Strings.downloadDirectorySetTo("\n${dir.defaultDir()}"))
            }else{
                showPopUpMessage(Strings.noWriteAccess("\n$path "))
--- a/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/FetchPlatformQueryResult.kt
+++ b/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/FetchPlatformQueryResult.kt
@ -18,6 +18,7 @@ package com.shabinder.common.di

 import co.touchlab.kermit.Kermit
 import com.shabinder.common.database.DownloadRecordDatabaseQueries
+import com.shabinder.common.di.preference.PreferenceManager
 import com.shabinder.common.di.providers.GaanaProvider
 import com.shabinder.common.di.providers.SaavnProvider
 import com.shabinder.common.di.providers.SpotifyProvider
@ -26,6 +27,7 @@ import com.shabinder.common.di.providers.YoutubeMusic
 import com.shabinder.common.di.providers.YoutubeProvider
 import com.shabinder.common.di.providers.get
 import com.shabinder.common.di.providers.requests.audioToMp3.AudioToMp3
+import com.shabinder.common.models.AudioQuality
 import com.shabinder.common.models.PlatformQueryResult
 import com.shabinder.common.models.SpotiFlyerException
 import com.shabinder.common.models.TrackDetails
@ -48,6 +50,7 @@ class FetchPlatformQueryResult(
    private val youtubeMp3: YoutubeMp3,
    private val audioToMp3: AudioToMp3,
    val dir: Dir,
+    val preferenceManager: PreferenceManager,
    val logger: Kermit
 ) {
    private val db: DownloadRecordDatabaseQueries?
@ -89,18 +92,19 @@ class FetchPlatformQueryResult(
    // 1) Try Finding on JioSaavn (better quality upto 320KBPS)
    // 2) If Not found try finding on Youtube Music
    suspend fun findMp3DownloadLink(
-        track: TrackDetails
+        track: TrackDetails,
+        preferredQuality: AudioQuality = preferenceManager.audioQuality
    ): SuspendableEvent<String,Throwable> =
        if (track.videoID != null) {
            // We Already have VideoID
            when (track.source) {
                Source.JioSaavn -> {
                    saavnProvider.getSongFromID(track.videoID.requireNotNull()).flatMap { song ->
-                        song.media_url?.let { audioToMp3.convertToMp3(it) } ?: findHighestQualityMp3Link(track)
+                        song.media_url?.let { audioToMp3.convertToMp3(it) } ?: findMp3Link(track,preferredQuality)
                    }
                }
                Source.YouTube -> {
-                    youtubeMp3.getMp3DownloadLink(track.videoID.requireNotNull()).flatMapError {
+                    youtubeMp3.getMp3DownloadLink(track.videoID.requireNotNull(),preferredQuality).flatMapError {
                        logger.e("Yt1sMp3 Failed") { it.message ?: "couldn't fetch link for ${track.videoID} ,trying manual extraction" }
                        youtubeProvider.ytDownloader.getVideo(track.videoID!!).get()?.url?.let { m4aLink ->
                            audioToMp3.convertToMp3(m4aLink)
@ -109,24 +113,26 @@ class FetchPlatformQueryResult(
                }
                else -> {
                    /*We should never reach here for now*/
-                    findHighestQualityMp3Link(track)
+                    findMp3Link(track,preferredQuality)
                }
            }
        } else {
-            findHighestQualityMp3Link(track)
+            findMp3Link(track,preferredQuality)
        }

-    private suspend fun findHighestQualityMp3Link(
-        track: TrackDetails
+    private suspend fun findMp3Link(
+        track: TrackDetails,
+        preferredQuality: AudioQuality
    ):SuspendableEvent<String,Throwable> {
        // Try Fetching Track from Jio Saavn
        return saavnProvider.findMp3SongDownloadURL(
            trackName = track.title,
-            trackArtists = track.artists
+            trackArtists = track.artists,
+            preferredQuality = preferredQuality
        ).flatMapError { saavnError ->
            logger.e { "Fetching From Saavn Failed: \n${saavnError.stackTraceToString()}" }
            // Saavn Failed, Lets Try Fetching Now From Youtube Music
-            youtubeMusic.findMp3SongDownloadURLYT(track).flatMapError { ytMusicError ->
+            youtubeMusic.findMp3SongDownloadURLYT(track,preferredQuality).flatMapError { ytMusicError ->
                // If Both Failed Bubble the Exception Up with both StackTraces
                SuspendableEvent.error(
                    SpotiFlyerException.DownloadLinkFetchFailed(
--- a/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/ProvidersModule.kt
+++ b/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/ProvidersModule.kt
@ -12,5 +12,5 @@ fun providersModule() = module {
    single { YoutubeProvider(get(), get(), get()) }
    single { YoutubeMp3(get(), get()) }
    single { YoutubeMusic(get(), get(), get(), get(), get()) }
-    single { FetchPlatformQueryResult(get(), get(), get(), get(), get(), get(), get(), get(), get()) }
+    single { FetchPlatformQueryResult(get(), get(), get(), get(), get(), get(), get(), get(), get(), get()) }
 }
--- a/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/YoutubeMp3.kt
+++ b/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/YoutubeMp3.kt
@ -18,6 +18,7 @@ package com.shabinder.common.di.providers

 import co.touchlab.kermit.Kermit
 import com.shabinder.common.di.providers.requests.youtubeMp3.Yt1sMp3
+import com.shabinder.common.models.AudioQuality
 import com.shabinder.common.models.corsApi
 import com.shabinder.common.models.event.coroutines.SuspendableEvent
 import com.shabinder.common.models.event.coroutines.map
@ -37,7 +38,7 @@ interface YoutubeMp3: Yt1sMp3 {
        }
    }

-    suspend fun getMp3DownloadLink(videoID: String): SuspendableEvent<String,Throwable> = getLinkFromYt1sMp3(videoID).map {
+    suspend fun getMp3DownloadLink(videoID: String,quality: AudioQuality): SuspendableEvent<String,Throwable> = getLinkFromYt1sMp3(videoID,quality).map {
        corsApi + it
    }
 }
--- a/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/YoutubeMusic.kt
+++ b/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/YoutubeMusic.kt
@ -18,6 +18,7 @@ package com.shabinder.common.di.providers

 import co.touchlab.kermit.Kermit
 import com.shabinder.common.di.providers.requests.audioToMp3.AudioToMp3
+import com.shabinder.common.models.AudioQuality
 import com.shabinder.common.models.SpotiFlyerException
 import com.shabinder.common.models.TrackDetails
 import com.shabinder.common.models.YoutubeTrack
@ -57,11 +58,14 @@ class YoutubeMusic constructor(

    // Get Downloadable Link
    suspend fun findMp3SongDownloadURLYT(
-        trackDetails: TrackDetails
+        trackDetails: TrackDetails,
+        preferredQuality: AudioQuality
    ): SuspendableEvent<String, Throwable> {
        return getYTIDBestMatch(trackDetails).flatMap { videoID ->
+            // As YT compress Audio hence there is no benefit of quality for more than 192
+            val optimalQuality = if((preferredQuality.kbps.toIntOrNull() ?: 0) > 192) AudioQuality.KBPS192 else preferredQuality
            // 1 Try getting Link from Yt1s
-            youtubeMp3.getMp3DownloadLink(videoID).flatMapError {
+            youtubeMp3.getMp3DownloadLink(videoID, optimalQuality).flatMapError {
                // 2 if Yt1s failed , Extract Manually
                youtubeProvider.ytDownloader.getVideo(videoID).get()?.url?.let { m4aLink ->
                    audioToMp3.convertToMp3(m4aLink)
--- a/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/requests/saavn/JioSaavnRequests.kt
+++ b/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/requests/saavn/JioSaavnRequests.kt
@ -3,6 +3,7 @@ package com.shabinder.common.di.providers.requests.saavn
 import co.touchlab.kermit.Kermit
 import com.shabinder.common.di.globalJson
 import com.shabinder.common.di.providers.requests.audioToMp3.AudioToMp3
+import com.shabinder.common.models.AudioQuality
 import com.shabinder.common.models.corsApi
 import com.shabinder.common.models.event.coroutines.SuspendableEvent
 import com.shabinder.common.models.event.coroutines.map
@ -38,11 +39,13 @@ interface JioSaavnRequests {
    suspend fun findMp3SongDownloadURL(
        trackName: String,
        trackArtists: List<String>,
+        preferredQuality: AudioQuality
    ): SuspendableEvent<String,Throwable> = searchForSong(trackName).map { songs ->
        val bestMatches = sortByBestMatch(songs, trackName, trackArtists)

        val m4aLink: String by getSongFromID(bestMatches.keys.first()).map { song ->
-            song.media_url.requireNotNull()
+            val optimalQuality = if(song.is320Kbps && ((preferredQuality.kbps.toIntOrNull() ?: 0) > 160)) AudioQuality.KBPS320 else AudioQuality.KBPS160
+            song.media_url.requireNotNull().replaceAfterLast("_","${optimalQuality.kbps}.mp4")
        }

        val mp3Link by audioToMp3.convertToMp3(m4aLink)
--- a/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/requests/youtubeMp3/Yt1sMp3.kt
+++ b/common/dependency-injection/src/commonMain/kotlin/com/shabinder/common/di/providers/requests/youtubeMp3/Yt1sMp3.kt
@ -17,6 +17,7 @@
 package com.shabinder.common.di.providers.requests.youtubeMp3

 import co.touchlab.kermit.Kermit
+import com.shabinder.common.models.AudioQuality
 import com.shabinder.common.models.corsApi
 import com.shabinder.common.models.event.coroutines.SuspendableEvent
 import com.shabinder.common.models.event.coroutines.flatMap
@ -42,7 +43,7 @@ interface Yt1sMp3 {
    /*
    * Downloadable Mp3 Link for YT videoID.
    * */
-    suspend fun getLinkFromYt1sMp3(videoID: String): SuspendableEvent<String,Throwable> = getKey(videoID).flatMap { key ->
+    suspend fun getLinkFromYt1sMp3(videoID: String,quality: AudioQuality): SuspendableEvent<String,Throwable> = getKey(videoID,quality).flatMap { key ->
        getConvertedMp3Link(videoID, key).map {
            it["dlink"].requireNotNull()
                .jsonPrimitive.content.replace("\"", "")
@ -53,7 +54,7 @@ interface Yt1sMp3 {
    * POST:https://yt1s.com/api/ajaxSearch/index
    * Body Form= q:yt video link ,vt:format=mp3
    * */
-    private suspend fun getKey(videoID: String): SuspendableEvent<String,Throwable> = SuspendableEvent {
+    private suspend fun getKey(videoID: String,quality: AudioQuality): SuspendableEvent<String,Throwable> = SuspendableEvent {
        val response: JsonObject = httpClient.post("${corsApi}https://yt1s.com/api/ajaxSearch/index") {
            body = FormDataContent(
                Parameters.build {
@ -63,10 +64,17 @@ interface Yt1sMp3 {
            )
        }

-        response.getJsonObject("links")
+        val mp3Keys = response.getJsonObject("links")
            .getJsonObject("mp3")
-            .getJsonObject("192")
-            ?.get("k").requireNotNull().jsonPrimitive.content
+
+        val requestedKBPS = when(quality) {
+            AudioQuality.KBPS128 -> "mp3128"
+            else -> quality.kbps
+        }
+
+        val specificQualityKey = mp3Keys.getJsonObject(requestedKBPS) ?: mp3Keys.getJsonObject("192")
+
+        specificQualityKey?.get("k").requireNotNull().jsonPrimitive.content
    }

    private suspend fun getConvertedMp3Link(videoID: String, key: String): SuspendableEvent<JsonObject,Throwable> = SuspendableEvent {
--- a/common/preference/src/commonMain/kotlin/com/shabinder/common/preference/integration/SpotiFlyerPreferenceImpl.kt
+++ b/common/preference/src/commonMain/kotlin/com/shabinder/common/preference/integration/SpotiFlyerPreferenceImpl.kt
@ -64,7 +64,7 @@ internal class SpotiFlyerPreferenceImpl(

    override fun selectNewDownloadDirectory() {
        actions.setDownloadDirectoryAction {
-            store.accept(Intent.SetDownloadDirectory(dir.defaultDir()))
+            store.accept(Intent.SetDownloadDirectory(it))
        }
    }

--- a/desktop/src/jvmMain/kotlin/Main.kt
+++ b/desktop/src/jvmMain/kotlin/Main.kt
@ -116,7 +116,7 @@ private fun spotiFlyerRoot(componentContext: ComponentContext): SpotiFlyerRoot =
                            val directory = fileChooser.selectedFile
                            if(directory.canWrite()){
                                preferenceManager.setDownloadDirectory(directory.absolutePath)
-                                callBack(dir.defaultDir())
+                                callBack(directory.absolutePath)
                                showPopUpMessage("${Strings.setDownloadDirectory()} \n${dir.defaultDir()}")
                            } else {
                                showPopUpMessage(Strings.noWriteAccess("\n${directory.absolutePath} "))