settings: fix accents

settings_screen: use *ListTile instead of having it into "trailing"
lyrics: add the possibility to scroll freely

lib/settings.dart

@@ -20,7 +20,6 @@ Settings settings;
 
 @JsonSerializable()
 class Settings {
-
   //Language
   @JsonKey(defaultValue: null)
   String language;
@@ -46,7 +45,6 @@ class Settings {
   @JsonKey(defaultValue: AudioQuality.FLAC)
   AudioQuality downloadQuality;
 
-
   //Download options
   String downloadPath;
 
@@ -78,12 +76,26 @@ class Settings {
   String singletonFilename;
   @JsonKey(defaultValue: 1400)
   int albumArtResolution;
-  @JsonKey(defaultValue: ["title", "album", "artist", "track", "disc",
+  @JsonKey(defaultValue: [
-    "albumArtist", "date", "label", "isrc", "upc", "trackTotal", "bpm",
+    "title",
-    "lyrics", "genre", "contributors", "art"])
+    "album",
+    "artist",
+    "track",
+    "disc",
+    "albumArtist",
+    "date",
+    "label",
+    "isrc",
+    "upc",
+    "trackTotal",
+    "bpm",
+    "lyrics",
+    "genre",
+    "contributors",
+    "art"
+  ])
   List<String> tags;
 
-
   //Appearance
   @JsonKey(defaultValue: Themes.Dark)
   Themes theme;
@@ -105,7 +117,7 @@ class Settings {
   Color primaryColor = Colors.blue;
 
   static _colorToJson(Color c) => c.value;
-  static _colorFromJson(int v) => Color(v??Colors.blue.value);
+  static _colorFromJson(int v) => Color(v ?? Colors.blue.value);
 
   @JsonKey(defaultValue: false)
   bool useArtColor = false;
@@ -127,13 +139,13 @@ class Settings {
   @JsonKey(defaultValue: null)
   String lastFMPassword;
 
-
   Settings({this.downloadPath, this.arl});
 
   ThemeData get themeData {
     //System theme
     if (useSystemTheme) {
-      if (SchedulerBinding.instance.window.platformBrightness == Brightness.light) {
+      if (SchedulerBinding.instance.window.platformBrightness ==
+          Brightness.light) {
         return _themeData[Themes.Light];
       } else {
         if (theme == Themes.Light) return _themeData[Themes.Dark];
@@ -141,7 +153,7 @@ class Settings {
       }
     }
     //Theme
-    return _themeData[theme]??ThemeData();
+    return _themeData[theme] ?? ThemeData();
   }
 
   //Get all available fonts
@@ -158,7 +170,8 @@ class Settings {
     useArtColor = v;
     if (v) {
       //On media item change set color
-      _useArtColorSub = AudioService.currentMediaItemStream.listen((event) async {
+      _useArtColorSub =
+          AudioService.currentMediaItemStream.listen((event) async {
         if (event == null || event.artUri == null) return;
         this.primaryColor = await imagesDatabase.getPrimaryColor(event.artUri);
         updateTheme();
@@ -175,8 +188,7 @@ class Settings {
   SliderThemeData get _sliderTheme => SliderThemeData(
       thumbColor: primaryColor,
       activeTrackColor: primaryColor,
-    inactiveTrackColor: primaryColor.withOpacity(0.2)
+      inactiveTrackColor: primaryColor.withOpacity(0.2));
-  );
 
   //Load settings/init
   Future<Settings> loadSettings() async {
@@ -188,7 +200,8 @@ class Settings {
     }
     Settings s = Settings.fromJson({});
     //Set default path, because async
-    s.downloadPath = (await ExtStorage.getExternalStoragePublicDirectory(ExtStorage.DIRECTORY_MUSIC));
+    s.downloadPath = (await ExtStorage.getExternalStoragePublicDirectory(
+        ExtStorage.DIRECTORY_MUSIC));
     s.save();
     return s;
   }
@@ -210,17 +223,22 @@ class Settings {
   //AudioQuality to deezer int
   int getQualityInt(AudioQuality q) {
     switch (q) {
-      case AudioQuality.MP3_128: return 1;
+      case AudioQuality.MP3_128:
-      case AudioQuality.MP3_320: return 3;
+        return 1;
-      case AudioQuality.FLAC: return 9;
+      case AudioQuality.MP3_320:
-      default: return 8;
+        return 3;
+      case AudioQuality.FLAC:
+        return 9;
+      default:
+        return 8;
     }
   }
 
   //Check if is dark, can't use theme directly, because of system themes, and Theme.of(context).brightness broke
   bool get isDark {
     if (useSystemTheme) {
-      if (SchedulerBinding.instance.window.platformBrightness == Brightness.light) return false;
+      if (SchedulerBinding.instance.window.platformBrightness ==
+          Brightness.light) return false;
       return true;
     }
     if (theme == Themes.Light) return false;
@@ -229,15 +247,31 @@ class Settings {
 
   static const deezerBg = Color(0xFF1F1A16);
   static const deezerBottom = Color(0xFF1b1714);
-  TextTheme get _textTheme => (font == 'Deezer') ? null : GoogleFonts.getTextTheme(font);
+  TextTheme get _textTheme =>
+      (font == 'Deezer') ? null : GoogleFonts.getTextTheme(font);
   String get _fontFamily => (font == 'Deezer') ? 'MabryPro' : null;
 
+  MaterialColor get _primarySwatch =>
+      MaterialColor(primaryColor.value, <int, Color>{
+        50: primaryColor.withOpacity(.1),
+        100: primaryColor.withOpacity(.2),
+        200: primaryColor.withOpacity(.3),
+        300: primaryColor.withOpacity(.4),
+        400: primaryColor.withOpacity(.5),
+        500: primaryColor.withOpacity(.6),
+        600: primaryColor.withOpacity(.7),
+        700: primaryColor.withOpacity(.8),
+        800: primaryColor.withOpacity(.9),
+        900: primaryColor.withOpacity(1),
+      });
+
   Map<Themes, ThemeData> get _themeData => {
         Themes.Light: ThemeData(
           textTheme: _textTheme,
           fontFamily: _fontFamily,
           brightness: Brightness.light,
           primaryColor: primaryColor,
+          primarySwatch: _primarySwatch,
           accentColor: primaryColor,
           sliderTheme: _sliderTheme,
           toggleableActiveColor: primaryColor,
@@ -249,6 +283,7 @@ class Settings {
           fontFamily: _fontFamily,
           brightness: Brightness.dark,
           primaryColor: primaryColor,
+          primarySwatch: _primarySwatch,
           accentColor: primaryColor,
           sliderTheme: _sliderTheme,
           toggleableActiveColor: primaryColor,
@@ -259,6 +294,7 @@ class Settings {
             fontFamily: _fontFamily,
             brightness: Brightness.dark,
             primaryColor: primaryColor,
+            primarySwatch: _primarySwatch,
             accentColor: primaryColor,
             sliderTheme: _sliderTheme,
             toggleableActiveColor: primaryColor,
@@ -266,17 +302,16 @@ class Settings {
             scaffoldBackgroundColor: deezerBg,
             bottomAppBarColor: deezerBottom,
             dialogBackgroundColor: deezerBottom,
-      bottomSheetTheme: BottomSheetThemeData(
+            bottomSheetTheme:
-        backgroundColor: deezerBottom
+                BottomSheetThemeData(backgroundColor: deezerBottom),
-      ),
             appBarTheme: AppBarTheme(brightness: Brightness.dark),
-      cardColor: deezerBg
+            cardColor: deezerBg),
-    ),
         Themes.Black: ThemeData(
           textTheme: _textTheme,
           fontFamily: _fontFamily,
           brightness: Brightness.dark,
           primaryColor: primaryColor,
+          primarySwatch: _primarySwatch,
           accentColor: primaryColor,
           backgroundColor: Colors.black,
           scaffoldBackgroundColor: Colors.black,
@@ -291,23 +326,15 @@ class Settings {
         )
       };
 
-  Future<String> getPath() async => p.join((await getApplicationDocumentsDirectory()).path, 'settings.json');
+  Future<String> getPath() async =>
+      p.join((await getApplicationDocumentsDirectory()).path, 'settings.json');
 
   //JSON
-  factory Settings.fromJson(Map<String, dynamic> json) => _$SettingsFromJson(json);
+  factory Settings.fromJson(Map<String, dynamic> json) =>
+      _$SettingsFromJson(json);
   Map<String, dynamic> toJson() => _$SettingsToJson(this);
 }
 
-enum AudioQuality {
+enum AudioQuality { MP3_128, MP3_320, FLAC, ASK }
-  MP3_128,
-  MP3_320,
-  FLAC,
-  ASK
-}
 
-enum Themes {
+enum Themes { Light, Dark, Deezer, Black }
-  Light,
-  Dark,
-  Deezer,
-  Black
-}

lib/ui/lyrics.dart

@@ -11,18 +11,16 @@ import 'package:freezer/translations.i18n.dart';
 import 'package:freezer/ui/error.dart';
 
 class LyricsScreen extends StatefulWidget {
-
   final Lyrics lyrics;
   final String trackId;
 
-  LyricsScreen({this.lyrics, this.trackId, Key key}): super(key: key);
+  LyricsScreen({this.lyrics, this.trackId, Key key}) : super(key: key);
 
   @override
   _LyricsScreenState createState() => _LyricsScreenState();
 }
 
 class _LyricsScreenState extends State<LyricsScreen> {
-
   Lyrics lyrics;
   bool _loading = true;
   bool _error = false;
@@ -33,6 +31,8 @@ class _LyricsScreenState extends State<LyricsScreen> {
   StreamSubscription _mediaItemSub;
   final double height = 90;
 
+  bool _freeScroll = false;
+
   Future _load() async {
     //Already available
     if (this.lyrics != null) return;
@@ -59,17 +59,27 @@ class _LyricsScreenState extends State<LyricsScreen> {
     }
   }
 
+  void _scrollToLyric() {
+    //Lyric height, screen height, appbar height
+    double _scrollTo = (height * _currentIndex) -
+        (MediaQuery.of(context).size.height / 2) +
+        (height / 2) +
+        56;
+    if (0 > _scrollTo) return;
+    _controller.animateTo(_scrollTo,
+        duration: Duration(milliseconds: 250), curve: Curves.ease);
+  }
+
   @override
   void initState() {
     _load();
 
     //Enable visualizer
-    if (settings.lyricsVisualizer)
+    if (settings.lyricsVisualizer) playerHelper.startVisualizer();
-      playerHelper.startVisualizer();
-
     Timer.periodic(Duration(milliseconds: 350), (timer) {
       _timer = timer;
-      _currentIndex = lyrics?.lyrics?.lastIndexWhere((l) => l.offset <= AudioService.playbackState.currentPosition);
+      _currentIndex = lyrics?.lyrics?.lastIndexWhere(
+          (l) => l.offset <= AudioService.playbackState.currentPosition);
       if (_loading) return;
       //Scroll to current lyric
       if (_currentIndex <= 0) return;
@@ -77,20 +87,13 @@ class _LyricsScreenState extends State<LyricsScreen> {
       //Update current lyric index
       setState(() => null);
       _prevIndex = _currentIndex;
-      //Lyric height, screen height, appbar height
+      if (_freeScroll) return;
-      double _scrollTo = (height * _currentIndex) - (MediaQuery.of(context).size.height / 2) + (height / 2) + 56;
+      _scrollToLyric();
-      if (0 > _scrollTo) return;
-      _controller.animateTo(
-        _scrollTo,
-        duration: Duration(milliseconds: 250),
-        curve: Curves.ease
-      );
     });
 
     //Track change = exit lyrics
     _mediaItemSub = AudioService.currentMediaItemStream.listen((event) {
-      if (event.id != widget.trackId)
+      if (event.id != widget.trackId) Navigator.of(context).pop();
-        Navigator.of(context).pop();
     });
 
     super.initState();
@@ -98,21 +101,50 @@ class _LyricsScreenState extends State<LyricsScreen> {
 
   @override
   void dispose() {
-    if (_timer != null)
+    if (_timer != null) _timer.cancel();
-      _timer.cancel();
+    if (_mediaItemSub != null) _mediaItemSub.cancel();
-    if (_mediaItemSub != null)
-      _mediaItemSub.cancel();
     //Stop visualizer
-    if (settings.lyricsVisualizer)
+    if (settings.lyricsVisualizer) playerHelper.stopVisualizer();
-      playerHelper.stopVisualizer();
     super.dispose();
   }
 
-
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: FreezerAppBar('Lyrics'.i18n),
+        appBar: FreezerAppBar('Lyrics'.i18n,
+            height: _freeScroll ? 100 : 56,
+            bottom: _freeScroll
+                ? PreferredSize(
+                    preferredSize: Size.fromHeight(46),
+                    child: Theme(
+                      data: settings.themeData.copyWith(
+                          textButtonTheme: TextButtonThemeData(
+                              style: ButtonStyle(
+                                  foregroundColor: MaterialStateProperty.all(
+                                      Colors.white)))),
+                      child: Container(
+                          child: Column(
+                        crossAxisAlignment: CrossAxisAlignment.center,
+                        mainAxisAlignment: MainAxisAlignment.center,
+                        children: [
+                          TextButton(
+                              onPressed: () {
+                                setState(() => _freeScroll = false);
+                                _scrollToLyric();
+                              },
+                              child: Text(
+                                _currentIndex >= 0
+                                    ? lyrics.lyrics[_currentIndex].text
+                                    : '...',
+                                textAlign: TextAlign.center,
+                              ),
+                              style: ButtonStyle(
+                                  foregroundColor:
+                                      MaterialStateProperty.all(Colors.white)))
+                        ],
+                      )),
+                    ))
+                : null),
         body: Stack(
           children: [
             //Visualizer
@@ -122,69 +154,98 @@ class _LyricsScreenState extends State<LyricsScreen> {
                 child: StreamBuilder(
                     stream: playerHelper.visualizerStream,
                     builder: (BuildContext context, AsyncSnapshot snapshot) {
-                  List<double> data = snapshot.data??[];
+                      List<double> data = snapshot.data ?? [];
-                  double width = MediaQuery.of(context).size.width / data.length - 0.25;
+                      double width =
+                          MediaQuery.of(context).size.width / data.length -
+                              0.25;
                       return Row(
                         crossAxisAlignment: CrossAxisAlignment.end,
                         mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                    children: List.generate(data.length, (i) => AnimatedContainer(
+                        children: List.generate(
+                            data.length,
+                            (i) => AnimatedContainer(
                                   duration: Duration(milliseconds: 130),
                                   color: Theme.of(context).primaryColor,
                                   height: data[i] * 100,
                                   width: width,
                                 )),
                       );
-                }
+                    }),
-              ),
               ),
 
             //Lyrics
             Padding(
-            padding: EdgeInsets.fromLTRB(0, 0, 0, settings.lyricsVisualizer ? 100 : 0),
+              padding: EdgeInsets.fromLTRB(
-            child: _error ?
+                  0, 0, 0, settings.lyricsVisualizer ? 100 : 0),
+              child: _error
+                  ?
                   //Shouldn't really happen, empty lyrics have own text
-              ErrorScreen() :
+                  ErrorScreen()
+                  :
                   // Loading
-              _loading ? Padding(
+                  _loading
+                      ? Padding(
                           padding: EdgeInsets.all(8.0),
                           child: Row(
                             mainAxisAlignment: MainAxisAlignment.center,
-                      children: [
+                            children: [CircularProgressIndicator()],
-                        CircularProgressIndicator()
-                      ],
                           ),
-                  ) : ListView.builder(
+                        )
+                      : NotificationListener(
+                          onNotification: (Notification notification) {
+                            if (notification is! ScrollEndNotification)
+                              return false;
+                            if (_freeScroll) return false;
+                            double _currentScroll = _controller.position.pixels;
+                            double _expectedScroll = (height * _currentIndex) -
+                                (MediaQuery.of(context).size.height / 2) +
+                                (height / 2) +
+                                56;
+                            print(
+                                'current: $_currentScroll, expected: $_expectedScroll');
+                            if (_currentScroll != _expectedScroll)
+                              setState(() => _freeScroll = true);
+                            return false;
+                          },
+                          child: ListView.builder(
                             controller: _controller,
                             itemCount: lyrics.lyrics.length,
                             itemBuilder: (BuildContext context, int i) {
                               return Padding(
-                        padding: EdgeInsets.symmetric(horizontal: 8.0),
+                                  padding:
+                                      EdgeInsets.symmetric(horizontal: 8.0),
                                   child: Container(
                                       decoration: BoxDecoration(
-                              borderRadius: BorderRadius.circular(8.0),
+                                        borderRadius:
-                              color: _currentIndex == i ? Colors.grey.withOpacity(0.25) : Colors.transparent,
+                                            BorderRadius.circular(8.0),
+                                        color: _currentIndex == i
+                                            ? Colors.grey.withOpacity(0.25)
+                                            : Colors.transparent,
                                       ),
                                       height: height,
                                       child: InkWell(
-                              borderRadius: BorderRadius.circular(8.0),
+                                          borderRadius:
-                              onTap: lyrics.id != null ? () => AudioService.seekTo(lyrics.lyrics[i].offset) : null,
+                                              BorderRadius.circular(8.0),
+                                          onTap: lyrics.id != null
+                                              ? () => AudioService.seekTo(
+                                                  lyrics.lyrics[i].offset)
+                                              : null,
                                           child: Center(
                                             child: Text(
                                               lyrics.lyrics[i].text,
                                               textAlign: TextAlign.center,
                                               style: TextStyle(
                                                   fontSize: 26.0,
-                                      fontWeight: (_currentIndex == i) ? FontWeight.bold : FontWeight.normal
+                                                  fontWeight:
+                                                      (_currentIndex == i)
+                                                          ? FontWeight.bold
+                                                          : FontWeight.normal),
                                             ),
-                                ),
+                                          ))));
-                              ))
-                        )
-                    );
                             },
-            ),
+                          )),
             )
           ],
-      )
+        ));
-    );
   }
 }

pubspec.lock

@@ -141,13 +141,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.2.0"
-  clipboard:
-    dependency: "direct main"
-    description:
-      name: clipboard
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.1.2+8"
   clock:
     dependency: transitive
     description: