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Published 20 months ago • verified publisherafridi.devDart 3 compatible
SDKFlutter
PlatformAndroidiOS
→

Metadata

Multiplatform minimalist video viewer with spectacular user experience.

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example/lib/main.dart

import 'dart:async';
import 'dart:ui' as ui;

import 'package:flutter/material.dart';
import 'package:google_fonts/google_fonts.dart';
import 'package:helpers/helpers.dart';
import 'package:native_device_orientation/native_device_orientation.dart';

import 'package:video_viewer_updated/video_viewer.dart';

/// SUMMARY
/// 1. Models
/// 2. Constants
/// 3. Main Aplications
/// 4. Pages
/// 5. Video Viewer Widgets
/// 6. Movie Card Widgets
/// 7. Misc Widgets

//------//
//MODELS//
//------//
enum MovieStyle { card, page }

class Movie {
  const Movie({
    required this.thumbnail,
    required this.title,
    required this.category,
    this.isFavorite = false,
  });

  final String thumbnail, title, category;
  final bool isFavorite;
}

class Serie extends Movie {
  const Serie({
    required this.source,
    required String thumbnail,
    required String title,
    required String category,
    bool isFavorite = false,
  }) : super(
          thumbnail: thumbnail,
          title: title,
          category: category,
          isFavorite: isFavorite,
        );

  final Map<String, SerieSource> source;
}

class SerieSource {
  const SerieSource({
    required this.thumbnail,
    required this.source,
  });

  final Map<String, String> source;
  final String thumbnail;
}

class CustomVideoViewerStyle extends VideoViewerStyle {
  CustomVideoViewerStyle({required Movie movie, required BuildContext context})
      : super(
          textStyle: context.textTheme.subtitle1,
          playAndPauseStyle: PlayAndPauseWidgetStyle(background: context.color.primary),
          progressBarStyle: ProgressBarStyle(
            bar: BarStyle.progress(color: context.color.primary),
          ),
          header: Container(
            width: double.infinity,
            padding: kAllPadding,
            child: Headline6(
              movie.title,
              style: TextStyle(color: context.textTheme.headline4?.color),
            ),
          ),
          thumbnail: Stack(children: [
            Positioned.fill(child: MovieImage(movie)),
            Positioned.fill(
              child: Image.network(movie.thumbnail, fit: BoxFit.cover),
            ),
          ]),
        );
}

//---------//
//CONSTANTS//
//---------//
const double kButtonHeight = 48;
const double kCardAspectRatio = 0.75;

const double kPadding = 20;
const double kSectionPadding = 40;
const Margin kAllPadding = Margin.all(kPadding);
const Margin kAllSectionPadding = Margin.all(kSectionPadding);

const BorderRadius kAllBorderRadius = BorderRadius.all(
  Radius.circular(kPadding),
);

const Map<String, SerieSource> kTheWitcherSource = {
  "Trailer 1": SerieSource(
    thumbnail: "https://i.ytimg.com/vi/ETY44yszyNc/maxresdefault.jpg",
    source: {
      "video": "https://felipemurguia.com/assets/videos/the_witcher_trailer.mp4",
    },
  ),
  "Trailer 2": SerieSource(
    thumbnail: "https://i.blogs.es/0f91c5/the-witcher-temporada-2-cartel/450_1000.jpeg",
    source: {
      "video": "https://felipemurguia.com/assets/videos/the_witcher_trailer_2.mp4",
    },
  )
};

const List<Serie> kSeriesData = [
  Serie(
    source: kTheWitcherSource,
    thumbnail: "https://i.blogs.es/0f0871/the-witcher/1366_2000.jpeg",
    title: "The Witcher",
    category: "Fantasy",
    isFavorite: true,
  ),
  Serie(
    source: kTheWitcherSource,
    thumbnail: "https://www.muycomputer.com/wp-content/uploads/2021/04/SombrayHueso-1000x600.jpg",
    title: "Shadow and Bone",
    category: "Fantasy",
    isFavorite: false,
  ),
  Serie(
    source: kTheWitcherSource,
    thumbnail: "https://ismorbo.com/wp-content/uploads/2020/03/ldr.jpg",
    title: "Love, Death & Robots",
    category: "Sci-fi, Fantasy",
    isFavorite: true,
  ),
];

const List<Movie> kMoviesData = [
  Movie(
    thumbnail: "https://es.web.img3.acsta.net/pictures/18/11/16/11/31/2850705.jpg",
    title: "Mortal Machines",
    category: "Sci-fi",
    isFavorite: true,
  ),
  Movie(
    thumbnail: "https://pics.filmaffinity.com/La_guerra_del_ma_ana-735069980-large.jpg",
    title: "The tomorrow war",
    category: "Sci-fi",
    isFavorite: false,
  ),
  Movie(
    thumbnail: "https://pbs.twimg.com/media/EUk_a2LUEAEIwhd.jpg",
    title: "The Platform",
    category: "Sci-fi",
    isFavorite: true,
  ),
];

//---------------//
//MAIN APLICATION//
//---------------//
void main() => runApp(App());

class App extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    Misc.setSystemOverlayStyle(
      statusBarIconBrightness: Brightness.dark,
      statusBarColor: Colors.transparent,
    );
    return MaterialApp(
      title: 'Video Viewer Example',
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        scaffoldBackgroundColor: Color(0xFFf9fbfe),
        cardColor: Color(0xFFfbfafe),
        primaryColor: Color(0xFFd81e27),
        shadowColor: Color(0xFF324754).withOpacity(0.24),
        textTheme: TextTheme(
          headline4: GoogleFonts.montserrat(
            color: Colors.white,
            fontSize: 34,
            fontWeight: FontWeight.bold,
            letterSpacing: 0.4,
          ),
          headline5: GoogleFonts.montserrat(
            color: Color(0xFF324754),
            fontSize: 24,
            fontWeight: FontWeight.w500,
          ),
          headline6: GoogleFonts.montserrat(
            color: Color(0xFF324754),
            fontSize: 20,
            fontWeight: FontWeight.w500,
          ),
          bodyText1: GoogleFonts.montserrat(
            color: Color(0xFF324754),
            fontWeight: FontWeight.w500,
            fontSize: 16,
          ),
          subtitle1: GoogleFonts.montserrat(
            color: Colors.white,
            fontSize: 12,
          ),
          subtitle2: GoogleFonts.montserrat(
            color: Color(0xFF819ab1),
            fontSize: 12,
          ),
          button: GoogleFonts.montserrat(
            color: Colors.white,
            letterSpacing: 0.8,
            fontSize: 14,
            fontWeight: FontWeight.w500,
          ),
        ),
      ),
      home: const MainPage(),
    );
  }
}

//-----//
//PAGES//
//-----//
class MainPage extends StatelessWidget {
  const MainPage({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    final List<Widget> children = [
      SearchBar(),
      SizedBox(height: kSectionPadding),
      Headline6("Series"),
      SizedBox(height: kPadding),
      MovieCardSlider(kSeriesData),
      SizedBox(height: kSectionPadding),
      Headline6("Movies"),
      SizedBox(height: kPadding),
      MovieCardSlider(kMoviesData),
    ]
        .map((element) => element is MovieCardSlider
            ? element
            : Padding(
                padding: const Margin.horizontal(kSectionPadding),
                child: element,
              ))
        .toList();

    return Scaffold(
      body: SafeArea(
        child: ListView(
          padding: const Margin.vertical(kPadding),
          physics: const BouncingScrollPhysics(),
          children: children,
        ),
      ),
    );
  }
}

class MoviePage extends StatelessWidget {
  const MoviePage(this.movie, {Key? key}) : super(key: key);

  final Movie movie;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: SafeArea(
        child: SingleChildScrollView(
          child: Column(children: [
            movie is Serie ? SerieVideoViewer(movie as Serie) : MovieVideoViewer(movie),
            Padding(
              padding: kAllSectionPadding,
              child: Row(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Expanded(child: MovieTitle(movie, type: MovieStyle.page)),
                  const SizedBox(width: kPadding),
                  MovieFavoriteIcon(movie, type: MovieStyle.page)
                ],
              ),
            ),
          ]),
        ),
      ),
    );
  }
}

//--------------------//
//VIDEO VIEWER WIDGETS//
//--------------------//
class MovieVideoViewer extends StatefulWidget {
  const MovieVideoViewer(this.movie, {Key? key}) : super(key: key);

  final Movie movie;

  @override
  _MovieVideoViewerState createState() => _MovieVideoViewerState();
}

class _MovieVideoViewerState extends State<MovieVideoViewer> {
  final VideoViewerController _controller = VideoViewerController();

  @override
  Widget build(BuildContext context) {
    return VideoViewerOrientation(
      controller: _controller,
      child: VideoViewer(
        controller: _controller,
        onFullscreenFixLandscape: false,
        source: {
          widget.movie.title: VideoSource(
            video: VideoPlayerController.network(
              "https://felipemurguia.com/assets/videos/mortal_machines_trailer.mp4",
            ),
            ads: [
              VideoViewerAd(
                fractionToStart: 0,
                child: Container(
                  color: Colors.black,
                  child: Center(child: Headline4("AD ZERO")),
                ),
                durationToSkip: Duration.zero,
              ),
              VideoViewerAd(
                fractionToStart: 0.5,
                child: Container(
                  color: Colors.black,
                  child: Center(child: Headline4("AD HALF")),
                ),
                durationToSkip: Duration(seconds: 4),
              ),
            ],
            range: Tween<Duration>(
              begin: const Duration(seconds: 5),
              end: const Duration(seconds: 25),
            ),
          ),
        },
        style: CustomVideoViewerStyle(movie: widget.movie, context: context),
      ),
    );
  }
}

class SerieVideoViewer extends StatefulWidget {
  const SerieVideoViewer(this.serie, {Key? key}) : super(key: key);

  final Serie serie;

  @override
  _SerieVideoViewerState createState() => _SerieVideoViewerState();
}

class _SerieVideoViewerState extends State<SerieVideoViewer> {
  final VideoViewerController controller = VideoViewerController();
  String episode = "";
  late MapEntry<String, SerieSource> initial;

  @override
  void initState() {
    initial = widget.serie.source.entries.first;
    episode = initial.key;
    super.initState();
  }

  void onEpisodeThumbnailTap(MapEntry<String, SerieSource> entry) async {
    final String episodeName = entry.key;
    if (episode != episodeName) {
      final SerieSource qualities = entry.value;
      final String url = qualities.source.entries.first.value;

      late Map<String, VideoSource> sources;

      if (url.contains("m3u8")) {
        sources = await VideoSource.fromM3u8PlaylistUrl(url);
      } else {
        sources = VideoSource.fromNetworkVideoSources(qualities.source);
      }

      final MapEntry<String, VideoSource> video = sources.entries.first;

      controller.closeSettingsMenu();

      await controller.changeSource(
        inheritPosition: false, //RESET SPEED TO NORMAL AND POSITION TO ZERO
        source: video.value,
        name: video.key,
      );

      episode = episodeName;
      controller.source = sources;
      setState(() {});
    } else {
      controller.closeSettingsMenu();
    }
  }

  @override
  Widget build(BuildContext context) {
    return VideoViewerOrientation(
      controller: controller,
      child: VideoViewer(
        controller: controller,
        enableChat: true,
        onFullscreenFixLandscape: false,
        source: VideoSource.fromNetworkVideoSources(initial.value.source),
        style: CustomVideoViewerStyle(movie: widget.serie, context: context).copyWith(
          chatStyle: const VideoViewerChatStyle(chat: SerieChat()),
          settingsStyle: SettingsMenuStyle(
            paddingBetweenMainMenuItems: 10,
            items: [
              SettingsMenuItem(
                themed: SettingsMenuItemThemed(
                  title: "Episodes",
                  subtitle: episode,
                  icon: Icon(
                    Icons.view_module_outlined,
                    color: Colors.white,
                  ),
                ),
                secondaryMenuWidth: 300,
                secondaryMenu: Padding(
                  padding: const Margin.top(5),
                  child: Center(
                    child: Container(
                      child: Wrap(
                        spacing: kPadding,
                        runSpacing: kPadding,
                        children: [
                          for (var entry in widget.serie.source.entries)
                            SerieEpisodeThumbnail(
                              title: entry.key,
                              url: entry.value.thumbnail,
                              onTap: () => onEpisodeThumbnailTap(entry),
                            )
                        ],
                      ),
                    ),
                  ),
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }
}

class VideoViewerOrientation extends StatefulWidget {
  const VideoViewerOrientation({
    Key? key,
    required this.child,
    required this.controller,
  }) : super(key: key);

  final Widget child;
  final VideoViewerController controller;

  @override
  _VideoViewerOrientationState createState() => _VideoViewerOrientationState();
}

class _VideoViewerOrientationState extends State<VideoViewerOrientation> {
  late StreamSubscription<NativeDeviceOrientation> _subscription;

  @override
  void dispose() {
    _subscription.cancel();
    super.dispose();
  }

  @override
  void initState() {
    _subscription = NativeDeviceOrientationCommunicator().onOrientationChanged().listen(_onOrientationChanged);
    super.initState();
  }

  void _onOrientationChanged(NativeDeviceOrientation orientation) {
    final bool isFullScreen = widget.controller.isFullScreen;
    final bool isLandscape = orientation == NativeDeviceOrientation.landscapeLeft || orientation == NativeDeviceOrientation.landscapeRight;
    if (!isFullScreen && isLandscape) {
      printGreen("OPEN FULLSCREEN");
      widget.controller.openFullScreen();
    } else if (isFullScreen && !isLandscape) {
      printRed("CLOSING FULLSCREEN");
      widget.controller.closeFullScreen();
      Misc.delayed(300, () {
        Misc.setSystemOverlay(SystemOverlay.values);
        Misc.setSystemOrientation(SystemOrientation.values);
      });
    }
  }

  @override
  Widget build(BuildContext context) => widget.child;
}

class SerieChat extends StatefulWidget {
  const SerieChat({Key? key}) : super(key: key);

  @override
  _SerieChatState createState() => _SerieChatState();
}

class _SerieChatState extends State<SerieChat> {
  late Timer timer;

  final ScrollController _controller = ScrollController();
  final List<String> _texts = [];

  @override
  void dispose() {
    timer.cancel();
    super.dispose();
  }

  @override
  void initState() {
    timer = Misc.periodic(500, () {
      if (mounted) {
        _texts.add("HELLO");
        _controller.jumpTo(_controller.position.maxScrollExtent);
        setState(() {});
      }
    });
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      width: 160,
      color: Colors.black.withOpacity(0.8),
      child: ListView.builder(
        controller: _controller,
        itemCount: _texts.length,
        itemBuilder: (_, int index) {
          return Text(
            "x$index ${_texts[index]}",
            style: context.textTheme.subtitle1,
          );
        },
      ),
    );
  }
}

class SerieEpisodeThumbnail extends StatelessWidget {
  const SerieEpisodeThumbnail({
    Key? key,
    required this.title,
    required this.url,
    required this.onTap,
  }) : super(key: key);

  final VoidCallback onTap;
  final String title;
  final String url;

  @override
  Widget build(BuildContext context) {
    const Margin padding = const Margin.all(kPadding / 4);
    return ClipRRect(
      borderRadius: kAllBorderRadius,
      child: SizedBox(
        width: kSectionPadding * 2,
        height: kSectionPadding * 2,
        child: Stack(alignment: AlignmentDirectional.topEnd, children: [
          Positioned.fill(child: Image.network(url, fit: BoxFit.cover)),
          Padding(
            padding: padding,
            child: ClipRRect(
              borderRadius: kAllBorderRadius,
              child: BackdropFilter(
                filter: ui.ImageFilter.blur(sigmaX: 8, sigmaY: 8),
                child: Container(
                  padding: padding,
                  color: context.color.card.withOpacity(0.16),
                  child: Subtitle1(title),
                ),
              ),
            ),
          ),
          Positioned.fill(
            child: SplashTap(
              onTap: onTap,
              child: Container(color: Colors.transparent),
            ),
          ),
        ]),
      ),
    );
  }
}

//------------//
//CARD WIDGETS//
//------------//
class MovieCard extends StatelessWidget {
  const MovieCard(this.movie, {Key? key}) : super(key: key);

  final Movie movie;

  @override
  Widget build(BuildContext context) {
    return CustomContainer(
      height: double.infinity,
      child: ClipRRect(
        borderRadius: kAllBorderRadius,
        child: AspectRatio(
          aspectRatio: kCardAspectRatio,
          child: Stack(children: [
            Positioned.fill(child: MovieImage(movie)),
            SplashTap(
              onTap: () => context.navigator.push(
                MaterialPageRoute(builder: (_) => MoviePage(movie)),
              ),
              child: Container(color: Colors.transparent),
            ),
            Padding(padding: kAllPadding, child: MovieTitle(movie)),
            Padding(
              padding: kAllPadding,
              child: Align(
                alignment: Alignment.topRight,
                child: MovieFavoriteIcon(movie),
              ),
            ),
          ]),
        ),
      ),
    );
  }
}

class MovieCardSlider extends StatefulWidget {
  const MovieCardSlider(this.movies, {Key? key}) : super(key: key);

  final List<Movie> movies;

  @override
  _MovieCardSliderState createState() => _MovieCardSliderState();
}

class _MovieCardSliderState extends State<MovieCardSlider> {
  Size lastSize = Size.zero;

  late PageController _pageController = PageController();

  @override
  void dispose() {
    _pageController.dispose();
    super.dispose();
  }

  @override
  void initState() {
    Misc.onLayoutRendered(() => setState(_updateDimension));
    super.initState();
  }

  void _updateDimension([Size? size]) {
    final double width = size?.width ?? context.media.width;
    _pageController = PageController(
      viewportFraction: (width - kSectionPadding * 2) / width,
    );
  }

  @override
  Widget build(BuildContext context) {
    const Curve curve = Curves.ease;
    const double minScale = 0.6;

    return AspectRatio(
      aspectRatio: kCardAspectRatio,
      child: LayoutBuilder(builder: (_, constraints) {
        final Size size = constraints.biggest;
        if (lastSize != size) {
          lastSize = size;
          _updateDimension(size);
        }
        return PageView.builder(
          itemCount: widget.movies.length,
          clipBehavior: Clip.none,
          scrollDirection: Axis.horizontal,
          controller: _pageController,
          physics: const BouncingScrollPhysics(),
          itemBuilder: (_, int index) => AnimatedBuilder(
            animation: _pageController,
            builder: (_, child) {
              double itemOffset = 0.0;
              try {
                itemOffset = (_pageController.page ?? 0.0) - index;
              } catch (_) {
                itemOffset = 0.0;
              }
              final double distortionValue = curve.transform(
                (1 - (itemOffset.abs() * (1 - minScale))).clamp(0.0, 1.0).toDouble(),
              );
              return Transform.scale(
                scale: distortionValue,
                child: Align(
                  alignment: Alignment(
                    curve.transform(itemOffset.abs().clamp(0.0, 1.0)),
                    0.0,
                  ),
                  child: SizedBox(
                    height: distortionValue * size.height,
                    width: size.width,
                    child: child,
                  ),
                ),
              );
            },
            child: MovieCard(widget.movies[index]),
          ),
        );
      }),
    );
  }
}

class MovieImage extends StatelessWidget {
  const MovieImage(this.movie, {Key? key}) : super(key: key);

  final Movie movie;

  @override
  Widget build(BuildContext context) {
    return Hero(
      tag: movie.title + "Thumbnail",
      child: ClipRRect(
        borderRadius: kAllBorderRadius,
        child: Image.network(movie.thumbnail, fit: BoxFit.cover),
      ),
    );
  }
}

class MovieFavoriteIcon extends StatelessWidget {
  const MovieFavoriteIcon(
    this.movie, {
    Key? key,
    this.type = MovieStyle.card,
  }) : super(key: key);

  final Movie movie;
  final MovieStyle type;

  @override
  Widget build(BuildContext context) {
    final BuildColor color = context.color;
    final IconData iconData = movie.isFavorite ? Icons.favorite : Icons.favorite_outline;

    return Hero(
      tag: movie.title + "Favorite",
      child: type == MovieStyle.card
          ? ClipRRect(
              borderRadius: kAllBorderRadius,
              child: BackdropFilter(
                filter: ui.ImageFilter.blur(sigmaX: 4, sigmaY: 4),
                child: Container(
                  height: kButtonHeight,
                  width: kButtonHeight,
                  alignment: Alignment.center,
                  color: color.card.withOpacity(0.16),
                  child: Icon(iconData, color: color.card),
                ),
              ),
            )
          : CustomContainer(
              width: kButtonHeight,
              child: Icon(iconData, color: color.primary),
            ),
    );
  }
}

class MovieTitle extends StatelessWidget {
  const MovieTitle(
    this.movie, {
    Key? key,
    this.type = MovieStyle.card,
  }) : super(key: key);

  final Movie movie;
  final MovieStyle type;

  @override
  Widget build(BuildContext context) {
    TextStyle? style;

    if (type == MovieStyle.page) {
      style = TextStyle(color: context.textTheme.bodyText1?.color);
    }

    return Hero(
      tag: movie.title + "Title",
      child: Column(
        mainAxisAlignment: MainAxisAlignment.end,
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Headline4(movie.title, style: style),
          Subtitle1(movie.category, style: style),
        ],
      ),
    );
  }
}

//------------//
//MISC WIDGETS//
//------------//
class CustomContainer extends StatelessWidget {
  const CustomContainer({
    Key? key,
    required this.child,
    this.height = kButtonHeight,
    this.width,
  }) : super(key: key);

  final Widget child;
  final double height;
  final double? width;

  @override
  Widget build(BuildContext context) {
    return Container(
      height: height,
      width: width,
      decoration: BoxDecoration(
        borderRadius: kAllBorderRadius,
        color: context.color.card,
        boxShadow: [
          BoxShadow(
            color: context.color.shadow,
            spreadRadius: 2,
            blurRadius: 16,
            offset: Offset(4, 8),
          )
        ],
      ),
      child: child,
    );
  }
}

class SearchBar extends StatelessWidget {
  const SearchBar({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    final TextStyle? subtitle2 = context.textTheme.subtitle2;
    return CustomContainer(
      child: Row(children: [
        Padding(
          padding: const Margin.horizontal(kPadding),
          child: Icon(Icons.search, color: subtitle2?.color),
        ),
        Expanded(
          child: TextField(
            style: subtitle2,
            decoration: InputDecoration(
              hintText: "Search in catalog...",
              hintStyle: subtitle2,
              border: InputBorder.none,
              errorBorder: InputBorder.none,
              focusedBorder: InputBorder.none,
              enabledBorder: InputBorder.none,
              disabledBorder: InputBorder.none,
              contentPadding: const EdgeInsets.all(0),
            ),
          ),
        ),
      ]),
    );
  }
}

← Metadata

2
likes
120
pub points
60%
popularity

Publisher

verified publisherafridi.dev

Metadata

Multiplatform minimalist video viewer with spectacular user experience.

Repository (GitHub)
View/report issues

Documentation

API reference

License

MIT (license)

Dependencies

flutter, gesture_x_detector, helpers, http, path_provider, provider, video_player, video_player_web_hls, volume_watcher, wakelock

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