✨ Audio player

android/app/src/main/AndroidManifest.xml

@@ -4,6 +4,7 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.CAMERA" />
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
+    <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
     <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />

assets/i18n/en-US.json

@@ -146,7 +146,9 @@
   "edited": "Edited",
   "addVideo": "Add video",
   "addPhoto": "Add photo",
+  "addVoice": "Add your voice",
   "addFile": "Add file",
+  "recordAudio": "Record Audio",
   "linkAttachment": "Link Attachment",
   "fileIdCannotBeEmpty": "File ID cannot be empty",
   "failedToFetchFile": "Failed to fetch file: {}",

lib/services/time.dart

@@ -20,6 +20,33 @@ extension DurationFormatter on Duration {
     return '${isNegative ? '-' : ''}$hours:$minutes:$seconds';
   }
 
+  String formatShortDuration() {
+    final isNegative = inMicroseconds < 0;
+    final positiveDuration = isNegative ? -this : this;
+
+    final hours = positiveDuration.inHours;
+    final minutes = (positiveDuration.inMinutes % 60).toString().padLeft(
+      2,
+      '0',
+    );
+    final seconds = (positiveDuration.inSeconds % 60).toString().padLeft(
+      2,
+      '0',
+    );
+    final milliseconds = (positiveDuration.inMilliseconds % 1000)
+        .toString()
+        .padLeft(3, '0');
+
+    String result;
+    if (hours > 0) {
+      result =
+          '${isNegative ? '-' : ''}${hours.toString().padLeft(2, '0')}:$minutes:$seconds.$milliseconds';
+    } else {
+      result = '${isNegative ? '-' : ''}$minutes:$seconds.$milliseconds';
+    }
+    return result;
+  }
+
   String formatOffset() {
     final isNegative = inMicroseconds < 0;
     final positiveDuration = isNegative ? -this : this;

lib/widgets/content/audio.dart

@@ -0,0 +1,146 @@
+import 'dart:developer';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_cache_manager/flutter_cache_manager.dart';
+import 'package:gap/gap.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:island/pods/network.dart';
+import 'package:island/services/time.dart';
+import 'package:material_symbols_icons/symbols.dart';
+import 'package:media_kit/media_kit.dart';
+import 'package:styled_widget/styled_widget.dart';
+
+class UniversalAudio extends ConsumerStatefulWidget {
+  final String uri;
+  final bool autoplay;
+  const UniversalAudio({super.key, required this.uri, this.autoplay = false});
+
+  @override
+  ConsumerState<UniversalAudio> createState() => _UniversalAudioState();
+}
+
+class _UniversalAudioState extends ConsumerState<UniversalAudio> {
+  Player? _player;
+
+  Duration _duration = Duration(seconds: 1);
+  Duration _duartionBuffered = Duration(seconds: 1);
+  Duration _position = Duration(seconds: 0);
+
+  bool _sliderWorking = false;
+  Duration _sliderPosition = Duration(seconds: 0);
+
+  void _openAudio() async {
+    final url = widget.uri;
+    MediaKit.ensureInitialized();
+
+    _player = Player();
+    _player!.stream.position.listen((value) {
+      _position = value;
+      if (!_sliderWorking) _sliderPosition = _position;
+      setState(() {});
+    });
+    _player!.stream.buffer.listen((value) {
+      _duartionBuffered = value;
+      setState(() {});
+    });
+    _player!.stream.duration.listen((value) {
+      _duration = value;
+      setState(() {});
+    });
+
+    String? uri;
+    final inCacheInfo = await DefaultCacheManager().getFileFromCache(url);
+    if (inCacheInfo == null) {
+      log('[MediaPlayer] Miss cache: $url');
+      final token = ref.watch(tokenProvider)?.token;
+      DefaultCacheManager().downloadFile(
+        url,
+        authHeaders: {'Authorization': 'AtField $token'},
+      );
+      uri = url;
+    } else {
+      uri = inCacheInfo.file.path;
+      log('[MediaPlayer] Hit cache: $url');
+    }
+
+    _player!.open(Media(uri), play: widget.autoplay);
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    _openAudio();
+  }
+
+  @override
+  void dispose() {
+    super.dispose();
+    _player?.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    if (_player == null) {
+      return Center(child: CircularProgressIndicator());
+    }
+
+    return Card(
+      color: Theme.of(context).colorScheme.surfaceContainerLowest,
+      child: Row(
+        children: [
+          IconButton.filled(
+            onPressed: () {
+              _player!.playOrPause().then((_) {
+                if (mounted) setState(() {});
+              });
+            },
+            icon:
+                _player!.state.playing
+                    ? const Icon(Symbols.pause, fill: 1, color: Colors.white)
+                    : const Icon(
+                      Symbols.play_arrow,
+                      fill: 1,
+                      color: Colors.white,
+                    ),
+          ),
+          const Gap(20),
+          Expanded(
+            child: Column(
+              mainAxisSize: MainAxisSize.min,
+              crossAxisAlignment: CrossAxisAlignment.stretch,
+              children: [
+                Row(
+                  children: [
+                    Text(
+                      '${_position.formatShortDuration()} / ${_duration.formatShortDuration()}',
+                    ),
+                  ],
+                ),
+                Slider(
+                  value: _sliderPosition.inMilliseconds.toDouble(),
+                  secondaryTrackValue:
+                      _duartionBuffered.inMilliseconds.toDouble(),
+                  max: _duration.inMilliseconds.toDouble(),
+                  onChangeStart: (_) {
+                    _sliderWorking = true;
+                  },
+                  onChanged: (value) {
+                    _sliderPosition = Duration(milliseconds: value.toInt());
+                    setState(() {});
+                  },
+                  onChangeEnd: (value) {
+                    _sliderPosition = Duration(milliseconds: value.toInt());
+                    _sliderWorking = false;
+                    _player!.seek(_sliderPosition);
+                  },
+                  year2023: true,
+                  padding: EdgeInsets.zero,
+                ),
+              ],
+            ),
+          ),
+        ],
+      ).padding(horizontal: 24, vertical: 16),
+    );
+  }
+}

lib/widgets/content/cloud_file_collection.dart

@@ -63,16 +63,8 @@ class CloudFileList extends HookConsumerWidget {
     if (files.isEmpty) return const SizedBox.shrink();
     if (files.length == 1) {
       final isImage = files.first.mimeType?.startsWith('image') ?? false;
-      return Container(
+      final isAudio = files.first.mimeType?.startsWith('audio') ?? false;
-        padding: padding,
+      final widgetItem = ClipRRect(
-        constraints: BoxConstraints(
-          maxHeight: disableConstraint ? double.infinity : maxHeight,
-          minWidth: minWidth ?? 0,
-          maxWidth: files.length == 1 ? maxWidth : double.infinity,
-        ),
-        child: AspectRatio(
-          aspectRatio: calculateAspectRatio(),
-          child: ClipRRect(
         borderRadius: const BorderRadius.all(Radius.circular(8)),
         child: _CloudFileListEntry(
           file: files.first,
@@ -91,7 +83,21 @@ class CloudFileList extends HookConsumerWidget {
             }
           },
         ),
+      );
+      return Container(
+        padding: padding,
+        constraints: BoxConstraints(
+          maxHeight: disableConstraint ? double.infinity : maxHeight,
+          minWidth: minWidth ?? 0,
+          maxWidth: files.length == 1 ? maxWidth : double.infinity,
         ),
+        height: isAudio ? 180 : null,
+        child:
+            isAudio
+                ? widgetItem
+                : AspectRatio(
+                  aspectRatio: calculateAspectRatio(),
+                  child: widgetItem,
                 ),
       );
     }

lib/widgets/content/cloud_files.dart

@@ -1,3 +1,5 @@
+import 'dart:math' as math;
+
 import 'package:cached_network_image/cached_network_image.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
@@ -5,6 +7,7 @@ import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:island/models/file.dart';
 import 'package:island/pods/config.dart';
 import 'package:island/services/time.dart';
+import 'package:island/widgets/content/audio.dart';
 import 'package:material_symbols_icons/symbols.dart';
 import 'package:styled_widget/styled_widget.dart';
 
@@ -49,6 +52,14 @@ class CloudFileWidget extends ConsumerWidget {
         aspectRatio: ratio,
         child: CloudVideoWidget(item: item),
       ),
+      "audio" => Center(
+        child: ConstrainedBox(
+          constraints: BoxConstraints(
+            maxWidth: math.min(360, MediaQuery.of(context).size.width * 0.8),
+          ),
+          child: UniversalAudio(uri: uri),
+        ),
+      ),
       _ => Text('Unable render for ${item.mimeType}'),
     };
 

lib/widgets/post/compose_recorder.dart

@@ -0,0 +1,122 @@
+import 'dart:async';
+import 'dart:developer';
+
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_hooks/flutter_hooks.dart';
+import 'package:gap/gap.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:island/services/time.dart';
+import 'package:island/widgets/content/sheet.dart';
+import 'package:material_symbols_icons/symbols.dart';
+import 'package:path_provider/path_provider.dart';
+import 'package:record/record.dart' hide Amplitude;
+import 'package:styled_widget/styled_widget.dart';
+import 'package:uuid/uuid.dart';
+import 'package:waveform_flutter/waveform_flutter.dart';
+
+class ComposeRecorder extends HookConsumerWidget {
+  const ComposeRecorder({super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final recording = useState(false);
+    final recordingStartAt = useState<DateTime?>(null);
+    final recordingDuration = useState<Duration>(Duration(seconds: 0));
+
+    StreamSubscription? originalAmplitude;
+    StreamController<Amplitude> amplitudeStream = StreamController();
+    var record = AudioRecorder();
+
+    final resultPath = useState<String?>(null);
+
+    Future<void> startRecord() async {
+      recording.value = true;
+
+      // Check and request permission if needed
+      final tempPath = !kIsWeb ? (await getTemporaryDirectory()).path : 'temp';
+      final uuid = const Uuid().v4().substring(0, 8);
+      if (!await record.hasPermission()) return;
+
+      const recordConfig = RecordConfig(
+        encoder: AudioEncoder.pcm16bits,
+        autoGain: true,
+        echoCancel: true,
+        noiseSuppress: true,
+      );
+      resultPath.value = '$tempPath/solar-network-record-$uuid.m4a';
+      await record.start(recordConfig, path: resultPath.value!);
+
+      recordingStartAt.value = DateTime.now();
+      originalAmplitude = record
+          .onAmplitudeChanged(const Duration(milliseconds: 100))
+          .listen((value) async {
+            amplitudeStream.add(
+              Amplitude(current: value.current, max: value.max),
+            );
+            recordingDuration.value = DateTime.now().difference(
+              recordingStartAt.value!,
+            );
+          });
+    }
+
+    useEffect(() {
+      return () {
+        // Called when widget is unmounted
+        log('[Recorder] Clean up!');
+        originalAmplitude?.cancel();
+        amplitudeStream.close();
+        record.dispose();
+      };
+    }, []);
+
+    Future<void> stopRecord() async {
+      recording.value = false;
+      await record.pause();
+      final newResult = await record.stop();
+      await record.cancel();
+      if (newResult != null) resultPath.value = newResult;
+
+      if (context.mounted) Navigator.of(context).pop(resultPath.value);
+    }
+
+    return SheetScaffold(
+      titleText: "recordAudio".tr(),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: [
+          const Gap(32),
+          Text(
+            recordingDuration.value.formatShortDuration(),
+          ).fontSize(20).bold().padding(bottom: 8),
+          SizedBox(
+            height: 120,
+            child: Center(
+              child: ConstrainedBox(
+                constraints: const BoxConstraints(maxWidth: 480),
+                child: Card(
+                  color: Theme.of(context).colorScheme.surfaceContainer,
+                  child: AnimatedWaveList(stream: amplitudeStream.stream),
+                ),
+              ),
+            ),
+          ),
+          const Gap(12),
+          IconButton.filled(
+            onPressed: recording.value ? stopRecord : startRecord,
+            iconSize: 32,
+            icon:
+                recording.value
+                    ? const Icon(Symbols.stop, fill: 1, color: Colors.white)
+                    : const Icon(
+                      Symbols.play_arrow,
+                      fill: 1,
+                      color: Colors.white,
+                    ),
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/widgets/post/compose_shared.dart

@@ -15,14 +15,14 @@ import 'package:island/services/file.dart';
 import 'package:island/services/compose_storage_db.dart';
 import 'package:island/widgets/alert.dart';
 import 'package:island/widgets/content/sheet.dart';
+import 'package:island/widgets/post/compose_recorder.dart';
 import 'package:material_symbols_icons/symbols.dart';
 import 'package:pasteboard/pasteboard.dart';
 import 'package:styled_widget/styled_widget.dart';
+import 'package:textfield_tags/textfield_tags.dart';
 import 'dart:async';
 import 'dart:developer';
 
-import 'package:textfield_tags/textfield_tags.dart';
-
 class ComposeState {
   final TextEditingController titleController;
   final TextEditingController descriptionController;
@@ -399,6 +399,26 @@ class ComposeLogic {
     ];
   }
 
+  static Future<void> recordAudioMedia(
+    WidgetRef ref,
+    ComposeState state,
+    BuildContext context,
+  ) async {
+    final audioPath = await showModalBottomSheet<String?>(
+      context: context,
+      builder: (context) => ComposeRecorder(),
+    );
+    if (audioPath == null) return;
+
+    state.attachments.value = [
+      ...state.attachments.value,
+      UniversalFile(
+        data: XFile(audioPath, mimeType: 'audio/m4a'),
+        type: UniversalFileType.audio,
+      ),
+    ];
+  }
+
   static Future<void> linkAttachment(
     WidgetRef ref,
     ComposeState state,

lib/widgets/post/compose_toolbar.dart

@@ -24,6 +24,10 @@ class ComposeToolbar extends HookConsumerWidget {
       ComposeLogic.pickVideoMedia(ref, state);
     }
 
+    void addYourVoice() {
+      ComposeLogic.recordAudioMedia(ref, state, context);
+    }
+
     void linkAttachment() {
       ComposeLogic.linkAttachment(ref, state, context);
     }
@@ -72,6 +76,12 @@ class ComposeToolbar extends HookConsumerWidget {
                 icon: const Icon(Symbols.videocam),
                 color: colorScheme.primary,
               ),
+              IconButton(
+                onPressed: addYourVoice,
+                tooltip: 'addYourVoice'.tr(),
+                icon: const Icon(Symbols.mic),
+                color: colorScheme.primary,
+              ),
               IconButton(
                 onPressed: linkAttachment,
                 icon: const Icon(Symbols.attach_file),

pubspec.lock

@@ -2572,6 +2572,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.2"
+  waveform_flutter:
+    dependency: "direct main"
+    description:
+      name: waveform_flutter
+      sha256: "08c9e98d4cf119428d8b3c083ed42c11c468623eaffdf30420ae38e36662922a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.0"
   web:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -132,6 +132,7 @@ dependencies:
   html2md: ^1.3.2
   flutter_typeahead: ^5.2.0
   flutter_langdetect: ^0.0.2
+  waveform_flutter: ^1.2.0
 
 dev_dependencies:
   flutter_test: