refactor: drop fallback support to different sources

lib/provider/local_tracks/local_tracks_provider.dart

@@ -1,7 +1,6 @@
 import 'dart:async';
 import 'dart:io';
 
-import 'package:collection/collection.dart';
 import 'package:spotube/services/logger/logger.dart';
 import 'package:flutter/foundation.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
@@ -110,7 +109,7 @@ final localTracksProvider =
             return null;
           }
         }),
-      ).then((value) => value.whereNotNull().toList());
+      ).then((value) => value.nonNulls.toList());
 
       final tracksFromMetadata = filesWithMetadata
           .map(

lib/provider/server/routes/playback.dart

@@ -11,7 +11,6 @@ import 'package:shelf/shelf.dart';
 import 'package:spotube/extensions/artist_simple.dart';
 import 'package:spotube/extensions/image.dart';
 import 'package:spotube/extensions/track.dart';
-import 'package:spotube/models/database/database.dart';
 import 'package:spotube/models/parser/range_headers.dart';
 import 'package:spotube/provider/audio_player/audio_player.dart';
 import 'package:spotube/provider/audio_player/state.dart';
@@ -125,14 +124,9 @@ class ServerPlaybackRoutes {
     )
         .catchError((e, stack) async {
       AppLogger.reportError(e, stack);
-      final sourcedTrack = userPreferences.audioSource == AudioSource.youtube &&
+      final sourcedTrack = await ref
-              e is DioException
-          ? await ref
           .read(sourcedTrackProvider(SpotubeMedia(track)).notifier)
-              .refreshStreamingUrl()
+          .refreshStreamingUrl();
-          : await ref
-              .read(sourcedTrackProvider(SpotubeMedia(track)).notifier)
-              .switchToAlternativeSources();
 
       ref.read(activeSourcedTrackProvider.notifier).update(sourcedTrack);
 

lib/provider/server/sourced_track.dart

@@ -41,18 +41,6 @@ class SourcedTrackNotifier
       );
     });
   }
-
-  Future<SourcedTrack?> switchToAlternativeSources() async {
-    if (arg == null) {
-      return null;
-    }
-    return await update((prev) async {
-      return await SourcedTrack.fetchFromTrackAltSource(
-        track: arg!.track,
-        ref: ref,
-      );
-    });
-  }
 }
 
 final sourcedTrackProvider = AsyncNotifierProviderFamily<SourcedTrackNotifier,

lib/provider/spotify/category/playlists.dart

@@ -39,7 +39,7 @@ class CategoryPlaylistsNotifier extends AutoDisposeFamilyPaginatedAsyncNotifier<
       (json) => PlaylistsFeatured.fromJson(json),
     ).getPage(limit, offset);
 
-    final items = playlists.items?.whereNotNull().toList() ?? [];
+    final items = playlists.items?.nonNulls.toList() ?? [];
 
     return (
       items: items,

lib/services/sourced_track/sourced_track.dart

@@ -1,15 +1,9 @@
-import 'dart:io';
-
-import 'package:http/http.dart';
-import 'package:collection/collection.dart';
-import 'package:dio/dio.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:spotify/spotify.dart';
 import 'package:spotube/models/database/database.dart';
 import 'package:spotube/provider/user_preferences/user_preferences_provider.dart';
 
 import 'package:spotube/services/sourced_track/enums.dart';
-import 'package:spotube/services/sourced_track/exceptions.dart';
 import 'package:spotube/services/sourced_track/models/source_info.dart';
 import 'package:spotube/services/sourced_track/models/source_map.dart';
 import 'package:spotube/services/sourced_track/sources/invidious.dart';
@@ -17,7 +11,6 @@ import 'package:spotube/services/sourced_track/sources/jiosaavn.dart';
 import 'package:spotube/services/sourced_track/sources/piped.dart';
 import 'package:spotube/services/sourced_track/sources/youtube.dart';
 import 'package:spotube/utils/service_utils.dart';
-import 'package:youtube_explode_dart/youtube_explode_dart.dart';
 
 abstract class SourcedTrack extends Track {
   final SourceMap source;
@@ -97,11 +90,8 @@ abstract class SourcedTrack extends Track {
   }
 
   static String getSearchTerm(Track track) {
-    final artists = (track.artists ?? [])
+    final artists =
-        .map((ar) => ar.name)
+        (track.artists ?? []).map((ar) => ar.name).toList().nonNulls.toList();
-        .toList()
-        .whereNotNull()
-        .toList();
 
     final title = ServiceUtils.getTitle(
       track.name!,
@@ -112,100 +102,21 @@ abstract class SourcedTrack extends Track {
     return "$title - ${artists.join(", ")}";
   }
 
-  static fetchFromTrackAltSource({
-    required Track track,
-    required Ref ref,
-  }) async {
-    final preferences = ref.read(userPreferencesProvider);
-    try {
-      return switch (preferences.audioSource) {
-        AudioSource.piped ||
-        AudioSource.invidious ||
-        AudioSource.jiosaavn =>
-          await YoutubeSourcedTrack.fetchFromTrack(track: track, ref: ref),
-        AudioSource.youtube =>
-          await JioSaavnSourcedTrack.fetchFromTrack(track: track, ref: ref),
-      };
-    } on TrackNotFoundError catch (_) {
-      return switch (preferences.audioSource) {
-        AudioSource.piped ||
-        AudioSource.youtube ||
-        AudioSource.invidious =>
-          await JioSaavnSourcedTrack.fetchFromTrack(
-            track: track,
-            ref: ref,
-            weakMatch: true,
-          ),
-        AudioSource.jiosaavn =>
-          await YoutubeSourcedTrack.fetchFromTrack(track: track, ref: ref),
-      };
-    } on HttpClientClosedException catch (_) {
-      return await PipedSourcedTrack.fetchFromTrack(track: track, ref: ref);
-    } on VideoUnplayableException catch (_) {
-      return await InvidiousSourcedTrack.fetchFromTrack(track: track, ref: ref);
-    } catch (e) {
-      if (e is DioException || e is ClientException || e is SocketException) {
-        return await JioSaavnSourcedTrack.fetchFromTrack(
-          track: track,
-          ref: ref,
-          weakMatch: preferences.audioSource == AudioSource.jiosaavn,
-        );
-      }
-      rethrow;
-    }
-  }
-
   static Future<SourcedTrack> fetchFromTrack({
     required Track track,
     required Ref ref,
   }) async {
     final preferences = ref.read(userPreferencesProvider);
-    try {
     return switch (preferences.audioSource) {
-        AudioSource.piped =>
-          await PipedSourcedTrack.fetchFromTrack(track: track, ref: ref),
       AudioSource.youtube =>
         await YoutubeSourcedTrack.fetchFromTrack(track: track, ref: ref),
-        AudioSource.jiosaavn =>
+      AudioSource.piped =>
-          await JioSaavnSourcedTrack.fetchFromTrack(track: track, ref: ref),
+        await PipedSourcedTrack.fetchFromTrack(track: track, ref: ref),
       AudioSource.invidious =>
         await InvidiousSourcedTrack.fetchFromTrack(track: track, ref: ref),
-      };
-    } on TrackNotFoundError catch (_) {
-      return switch (preferences.audioSource) {
-        AudioSource.piped ||
-        AudioSource.youtube ||
-        AudioSource.invidious =>
-          await JioSaavnSourcedTrack.fetchFromTrack(
-            track: track,
-            ref: ref,
-            weakMatch: true,
-          ),
       AudioSource.jiosaavn =>
-          await YoutubeSourcedTrack.fetchFromTrack(track: track, ref: ref),
+        await JioSaavnSourcedTrack.fetchFromTrack(track: track, ref: ref),
     };
-    } on HttpClientClosedException catch (_) {
-      return await PipedSourcedTrack.fetchFromTrack(track: track, ref: ref);
-    } on VideoUnplayableException catch (_) {
-      return await PipedSourcedTrack.fetchFromTrack(track: track, ref: ref);
-    } catch (e) {
-      if (e is DioException || e is ClientException || e is SocketException) {
-        return switch (preferences.audioSource) {
-          AudioSource.piped ||
-          AudioSource.invidious =>
-            await YoutubeSourcedTrack.fetchFromTrack(
-              track: track,
-              ref: ref,
-            ),
-          _ => await JioSaavnSourcedTrack.fetchFromTrack(
-              track: track,
-              ref: ref,
-              weakMatch: preferences.audioSource == AudioSource.jiosaavn,
-            )
-        };
-      }
-      rethrow;
-    }
   }
 
   static Future<List<SiblingType>> fetchSiblings({

lib/services/sourced_track/sources/invidious.dart

@@ -50,6 +50,22 @@ class InvidiousSourcedTrack extends SourcedTrack {
     required Track track,
     required Ref ref,
   }) async {
+    // Indicates a stream url refresh
+    if (track is InvidiousSourcedTrack) {
+      final manifest = await ref
+          .read(invidiousProvider)
+          .videos
+          .get(track.sourceInfo.id, local: true);
+
+      return InvidiousSourcedTrack(
+        ref: ref,
+        siblings: track.siblings,
+        source: toSourceMap(manifest),
+        sourceInfo: track.sourceInfo,
+        track: track,
+      );
+    }
+
     final database = ref.read(databaseProvider);
     final cachedSource = await (database.select(database.sourceMatchTable)
           ..where((s) => s.trackId.equals(track.id!))

lib/services/sourced_track/sources/piped.dart

@@ -50,6 +50,19 @@ class PipedSourcedTrack extends SourcedTrack {
     required Track track,
     required Ref ref,
   }) async {
+    // Means it wants a refresh of the stream
+    if (track is PipedSourcedTrack) {
+      final manifest =
+          await ref.read(pipedProvider).streams(track.sourceInfo.id);
+      return PipedSourcedTrack(
+        ref: ref,
+        siblings: track.siblings,
+        sourceInfo: track.sourceInfo,
+        source: toSourceMap(manifest),
+        track: track,
+      );
+    }
+
     final database = ref.read(databaseProvider);
     final cachedSource = await (database.select(database.sourceMatchTable)
           ..where((s) => s.trackId.equals(track.id!))
@@ -183,11 +196,8 @@ class PipedSourcedTrack extends SourcedTrack {
         : preference.searchMode == SearchMode.youtubeMusic;
 
     if (isYouTubeMusic) {
-      final artists = (track.artists ?? [])
+      final artists =
-          .map((ar) => ar.name)
+          (track.artists ?? []).map((ar) => ar.name).toList().nonNulls.toList();
-          .toList()
-          .whereNotNull()
-          .toList();
 
       return await Future.wait(
         searchResults

lib/services/sourced_track/sources/youtube.dart

@@ -268,7 +268,7 @@ class YoutubeSourcedTrack extends SourcedTrack {
     final query = SourcedTrack.getSearchTerm(track);
 
     final searchResults =
-        await ref.read(youtubeEngineProvider).searchVideos("$query - Topic");
+        await ref.read(youtubeEngineProvider).searchVideos(query);
 
     if (ServiceUtils.onlyContainsEnglish(query)) {
       return await Future.wait(searchResults

lib/services/youtube_engine/newpipe_engine.dart

@@ -96,7 +96,7 @@ class NewPipeEngine implements YouTubeEngine {
   Future<List<Video>> searchVideos(String query) async {
     final results = await NewPipeExtractor.search(
       query,
-      contentFilters: [SearchContentFilters.musicSongs],
+      contentFilters: [SearchContentFilters.videos],
     );
 
     final resultsWithVideos = results