From ae560b90a029ead973a12f9c5ea2c8436bf8b0bc Mon Sep 17 00:00:00 2001
From: MohammadTaha Basiri <m.taha.basiri@gmail.com>
Date: Wed, 6 Apr 2022 01:33:26 +0430
Subject: [PATCH] new audio player configured

---
 lib/services/media/media.dart                 | 57 ++++++++++++-------
 .../studio_details/studio_details_state.dart  | 17 ++++--
 lib/views/widgets/didvan/bnb.dart             |  6 +-
 3 files changed, 55 insertions(+), 25 deletions(-)

diff --git a/lib/services/media/media.dart b/lib/services/media/media.dart
index e70e2de..9b6a448 100644
--- a/lib/services/media/media.dart
+++ b/lib/services/media/media.dart
@@ -1,3 +1,4 @@
+import 'package:didvan/constants/assets.dart';
 import 'package:didvan/models/requests/studio.dart';
 import 'package:didvan/models/studio_details_data.dart';
 import 'package:didvan/providers/media.dart';
@@ -19,12 +20,12 @@ class MediaService {
   static Future<void> handleAudioPlayback({
     required dynamic audioSource,
     required int id,
-    bool? isNetworkAudio,
+    bool isNetworkAudio = true,
     bool isVoiceMessage = true,
+    void Function(bool isNext)? onTrackChanged,
   }) async {
     String tag;
     tag = '${isVoiceMessage ? 'message' : 'podcast'}-$id';
-    isNetworkAudio ??= audioSource.runtimeType == String;
     if (!isVoiceMessage && MediaProvider.downloadedItemIds.contains(id)) {
       audioSource = StorageService.appDocsDir + '/podcasts/podcast-$id.mp3';
       isNetworkAudio = false;
@@ -35,27 +36,45 @@ class MediaService {
     }
     await audioPlayer.stop();
     audioPlayerTag = tag;
+    Audio audio;
+    String source;
     if (isNetworkAudio) {
-      await audioPlayer.open(
-        Audio.network(
-          isVoiceMessage
-              ? (RequestHelper.baseUrl +
-                  audioSource +
-                  '?accessToken=${RequestService.token}')
-              : audioSource,
-        ),
+      if (isVoiceMessage) {
+        source = RequestHelper.baseUrl +
+            audioSource +
+            '?accessToken=${RequestService.token}';
+      } else {
+        source = audioSource;
+      }
+      audio = Audio.network(
+        kIsWeb ? source.replaceAll('%3A', ':') : source,
+        metas: isVoiceMessage
+            ? null
+            : Metas(
+                artist: 'استودیو دیدوان',
+                title: currentPodcast!.title,
+              ),
       );
     } else {
-      if (kIsWeb) {
-        await audioPlayer.open(
-          Audio.network(audioSource!.replaceAll('%3A', ':')),
-        );
-      } else {
-        await audioPlayer.open(Audio.file(audioSource));
-      }
+      audio = Audio.file(
+        audioSource,
+        metas: isVoiceMessage
+            ? null
+            : Metas(
+                artist: 'استودیو دیدوان',
+                title: currentPodcast!.title,
+              ),
+      );
     }
-    audioPlayer.play();
-    audioPlayer.updateCurrentAudioNotification();
+    await audioPlayer.open(
+      audio,
+      showNotification: !isVoiceMessage,
+      notificationSettings: NotificationSettings(
+        customStopAction: (_) => resetAudioPlayer(),
+        customNextAction: (_) => onTrackChanged?.call(true),
+        customPrevAction: (_) => onTrackChanged?.call(false),
+      ),
+    );
   }
 
   static Future<void> resetAudioPlayer() async {
diff --git a/lib/views/home/studio/studio_details/studio_details_state.dart b/lib/views/home/studio/studio_details/studio_details_state.dart
index 14187cf..e4f85bd 100644
--- a/lib/views/home/studio/studio_details/studio_details_state.dart
+++ b/lib/views/home/studio/studio_details/studio_details_state.dart
@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'dart:developer';
 
 import 'package:didvan/models/enums.dart';
 import 'package:didvan/models/overview_data.dart';
@@ -38,7 +39,7 @@ class StudioDetailsState extends CoreProvier {
     int id, {
     StudioRequestArgs? args,
     bool? isForward,
-    bool forceFetch = false,
+    bool fetchOnly = false,
   }) async {
     if (args != null) {
       this.args = args;
@@ -48,7 +49,7 @@ class StudioDetailsState extends CoreProvier {
     }
     if (MediaService.currentPodcast?.id == id &&
         this.args.type == 'podcast' &&
-        !forceFetch) {
+        !fetchOnly) {
       return;
     }
     _selectedDetailsIndex = 0;
@@ -67,7 +68,8 @@ class StudioDetailsState extends CoreProvier {
     }
     if (isForward == null) {
       if (this.args.type == 'podcast') {
-        MediaService.audioPlayerTag = 'podcast';
+        MediaService.audioPlayerTag =
+            'podcast-${MediaService.currentPodcast?.id ?? ''}';
       }
       appState = AppState.busy;
     } else {
@@ -91,7 +93,7 @@ class StudioDetailsState extends CoreProvier {
       if (result['prevStudio'].isNotEmpty && this.args.page != 0) {
         prevStudio = StudioDetailsData.fromJson(result['prevStudio']);
       }
-      if (isForward == null && !forceFetch) {
+      if (isForward == null && !fetchOnly) {
         await _handlePodcastPlayback(studio);
       }
       alongSideState = AppState.idle;
@@ -114,6 +116,13 @@ class StudioDetailsState extends CoreProvier {
         audioSource: studio.link,
         id: studio.id,
         isVoiceMessage: false,
+        onTrackChanged: (isNext) {
+          if (isNext && nextStudio != null) {
+            getStudioDetails(nextStudio!.id);
+          } else if (!isNext && prevStudio != null) {
+            getStudioDetails(prevStudio!.id);
+          }
+        },
       );
       if (nextStudio != null && !_positionListenerActivated) {
         _positionListenerActivated = true;
diff --git a/lib/views/widgets/didvan/bnb.dart b/lib/views/widgets/didvan/bnb.dart
index 300ed8f..3fb052c 100644
--- a/lib/views/widgets/didvan/bnb.dart
+++ b/lib/views/widgets/didvan/bnb.dart
@@ -1,3 +1,5 @@
+import 'dart:developer';
+
 import 'package:assets_audio_player/assets_audio_player.dart';
 import 'package:didvan/config/design_config.dart';
 import 'package:didvan/config/theme_data.dart';
@@ -241,7 +243,7 @@ class _PlayerNavBar extends StatelessWidget {
                               state.getStudioDetails(
                                 MediaService.currentPodcast!.id,
                                 args: state.podcastArgs,
-                                forceFetch: true,
+                                fetchOnly: true,
                               );
                             }
                             MediaService.handleAudioPlayback(
@@ -270,7 +272,7 @@ class _PlayerNavBar extends StatelessWidget {
       detailsState.getStudioDetails(
         MediaService.currentPodcast!.id,
         args: detailsState.podcastArgs,
-        forceFetch: true,
+        fetchOnly: true,
       );
     }
     final state = context.read<StudioState>();