flutter-sport/lib/pages/game/game_video.dart

import 'dart:async';
import 'dart:io';

import 'package:android_intent/android_intent.dart';
import 'package:device_apps/device_apps.dart';
import 'package:flutter/material.dart';
import 'package:sport/bean/feed_back.dart';
import 'package:sport/bean/game.dart';
import 'package:sport/pages/my/feedback_detail_page.dart';
import 'package:sport/pages/web/web_page.dart';
import 'package:sport/router/navigator_util.dart';
import 'package:sport/services/api/inject_api.dart';
import 'package:sport/services/game_manager.dart';
import 'package:sport/sharesdk/wechat.dart';
import 'package:sport/utils/DateFormat.dart';
import 'package:sport/utils/toast.dart';
import 'package:sport/widgets/dialog/alert_dialog.dart';
import 'package:sport/widgets/dialog/request_dialog.dart';
import 'package:sport/widgets/image.dart';
import 'package:sport/widgets/misc.dart';
import 'package:sport/widgets/popmenu_bg.dart';
import 'package:video_player/video_player.dart';

class GameDetailsVideo extends StatefulWidget {
  final Function changeIsFullScreen;
  final bool _isFullScreen;
  final VideoPlayerController controller;
  bool isLoading;
  final GameInfoData data;

  GameDetailsVideo(this.changeIsFullScreen, this._isFullScreen, this.controller, this.isLoading, this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
    return _GameDetailsVideoState();
  }
}

class _GameDetailsVideoState extends State<GameDetailsVideo> with WechatMixin, InjectLoginApi {
  void changeIsFullScreen;
  Timer? timer;
  var opacity = 1.0;

  late VoidCallback _listener;
  ValueNotifier<Duration> timeEnd = ValueNotifier(Duration()); // 播放的时间
  ValueNotifier<Duration> timeStart = ValueNotifier(Duration()); //
  bool isPlaying = false;

  @override
  void initState() {
    super.initState();

    widget.controller.addListener(_listener = () {
      if (!mounted) return;

      timeStart.value = widget.controller.value.position;
      timeEnd.value = widget.controller.value.duration;
      setState(() {
        isPlaying = widget.controller.value.isPlaying;
      });
    });
  }

  @override
  void dispose() {
    super.dispose();
    timer?.cancel();
    widget.controller.removeListener(_listener);
    timeStart.dispose();
    timeEnd.dispose();
  }

  void initdelay() {
    if (timer != null) {
      timer!.cancel();
    }
    setState(() {
      opacity = 1;
    });
    timer = Timer(new Duration(seconds: 3), () {
      setState(() {
        if (mounted) opacity = 0;
      });
    });
  }

  @override
  Widget build(BuildContext context) {
    bool isLoading = widget.isLoading;
    VideoPlayerController controller = widget.controller;

    Widget body = Stack(
      children: <Widget>[
        isLoading == false
            ? InkWell(
                child: Center(child: AspectRatio(aspectRatio: controller.value.aspectRatio,child: (VideoPlayer(controller)))),
                onTap: () {
                  initdelay();
                },
                onDoubleTap: () {
                  if (isPlaying) {
                    controller.pause();
                    isPlaying = false;
                  } else {
                    controller.play();
                  }
                },
              )
            : Center(child: CircularProgressIndicator()),
        isPlaying != true && isLoading == false
            ? Container(
                width: double.infinity,
                height: double.infinity,
                color: Colors.black45,
                child: Center(
                  child: Column(
                    mainAxisSize: MainAxisSize.min,
                    children: [
                      SizedBox(
                        height: 20,
                      ),
                      InkWell(
                        child: Center(
                            child: Image.asset(
                          "lib/assets/img/game_icon_play.png",
                          width: 50,
                          height: 50,
                        )),
                        onTap: () async {
                          if (isPlaying) {
                            controller.pause();
                          } else {
                            if (controller.value.position.compareTo(controller.value.duration) == 0) {
                              controller.seekTo(Duration.zero);
                            } else {
                              initdelay();
                            }
                            controller.play();
                          }
                        },
                      ),
                      SizedBox(
                        height: 5,
                      ),
                      Text(
                        "运动演示",
                        style: TextStyle(color: Colors.white, fontSize: 14.0),
                      ),
                    ],
                  ),
                ),
              )
            : Container(),
        if (widget._isFullScreen == true)
          Positioned(
            left: 0,
            right: 0,
            child: AnimatedOpacity(
              duration: new Duration(seconds: 1),
              opacity: opacity,
              child: Container(
                padding: EdgeInsets.symmetric(horizontal: 0),
                // color: Colors.red,
                decoration: BoxDecoration(
                    gradient: LinearGradient(begin: Alignment.topCenter, end: Alignment.bottomCenter, colors: [
                  Color(0xFF000000).withOpacity(.5),
                  Color(0x00000000)
//                Color(0x00000000),
                ])),
                child: SafeArea(
                  child: Row(
                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
                    children: <Widget>[
                      IconButton(
                        onPressed: () {
                          if (widget._isFullScreen) {
                            widget.changeIsFullScreen();
                          } else {
                            // 原生的返回上一页?
                            Navigator.pop(context);
                          }
                        },
                        icon: Image.asset(
                          "lib/assets/img/topbar_return_white.png",
                          width: 26,
                          height: 38,
                        ),
                      ),
                    ],
                  ),
                  right: false,
                ),
              ),
            ),
          ),
        if (isPlaying == true)
          widget._isFullScreen == true ? Positioned(
            bottom: 0,
            left: 0,
            right: 0,
            child: AnimatedOpacity(
              duration: new Duration(seconds: 1),
              opacity: opacity,
              child: Container(
                padding: EdgeInsets.symmetric(horizontal: 8),
                decoration: BoxDecoration(
                    gradient: LinearGradient(begin: Alignment.topCenter, end: Alignment.bottomCenter, colors: [
                  Color(0x00000000), Color(0xFF000000).withOpacity(.5)
//                Color(0x00000000),
                ])),
                child: Column(
                  mainAxisSize: MainAxisSize.min,
                  children: <Widget>[
                    Row(
                      // mainAxisAlignment: MainAxisAlignment.end,
                      children: <Widget>[
                        InkWell(
                          child: isPlaying != true
                              ? Image.asset(
                                  "lib/assets/img/gamevideo_play_white.png",
                                  width: 26,
                                  height: 38,
                                )
                              : Image.asset(
                                  "lib/assets/img/gamevideo_suspend.png",
                                  width: 26,
                                  height: 38,
                                ),
                          onTap: () {
                            if (isPlaying) {
                              controller.pause();
                            } else {
                              if (controller.value.position.compareTo(controller.value.duration) == 0) {
                                controller.seekTo(Duration.zero);
                              } else {
                                initdelay();
                              }
                              controller.play();
                            }
                          },
                        ),
                        Padding(
                          padding: EdgeInsets.symmetric(horizontal: 5.0),
                          child: ValueListenableBuilder<Duration>(
                              valueListenable: timeStart,
                              builder: (_, v, __) {
                                int second = v.inSeconds;
                                return Text(DateFormat.toTime(second), style: TextStyle(color: Colors.white));
                              }),
                        ),
                        Expanded(
                          child: SizedBox(
                              height: 3,
                              child: VideoProgressIndicator(controller,
                                  allowScrubbing: true, // 是否可以拖动
                                  padding: const EdgeInsets.all(0),
                                  colors: VideoProgressColors(playedColor: Theme.of(context).accentColor))),
                        ),
                        Padding(
                          padding: EdgeInsets.symmetric(horizontal: 5.0),
                          child: ValueListenableBuilder<Duration>(
                              valueListenable: timeEnd,
                              builder: (_, v, __) {
                                int second = v.inSeconds;
                                return Text(DateFormat.toTime(second), style: TextStyle(color: Colors.white));
                              }),
                        ),
                        InkWell(
                            // 全屏按钮
                            child: Image.asset(
                              "lib/assets/img/gamevideo_fullscreen.png",
                              width: 26,
                              height: 38,
                            ),
                            onTap: () {
                              widget.changeIsFullScreen();
                            })
                      ],
                    ),
                  ],
                ),
              ),
            ),
          ):Positioned(
            bottom: 0,
            left: 0,
            right: 0,
            child: AnimatedOpacity(
              duration: new Duration(seconds: 1),
              opacity: opacity,
              child: Container(
                padding: EdgeInsets.symmetric(horizontal: 8),
//                 decoration: BoxDecoration(
//                     gradient: LinearGradient(begin: Alignment.topCenter, end: Alignment.bottomCenter, colors: [
//                   Color(0x00000000), Color(0xFF000000).withOpacity(.5)
// //                Color(0x00000000),
//                 ])),
                child: Column(
                  mainAxisSize: MainAxisSize.min,
                  children: <Widget>[
                    Row(
                      // mainAxisAlignment: MainAxisAlignment.end,
                      children: <Widget>[
                        // InkWell(
                        //   child: isPlaying != true
                        //       ? Image.asset(
                        //           "lib/assets/img/gamevideo_play_white.png",
                        //           width: 26,
                        //           height: 38,
                        //         )
                        //       : Image.asset(
                        //           "lib/assets/img/gamevideo_suspend.png",
                        //           width: 26,
                        //           height: 38,
                        //         ),
                        //   onTap: () {
                        //     if (isPlaying) {
                        //       controller.pause();
                        //     } else {
                        //       if (controller.value.position.compareTo(controller.value.duration) == 0) {
                        //         controller.seekTo(Duration.zero);
                        //       } else {
                        //         initdelay();
                        //       }
                        //       controller.play();
                        //     }
                        //   },
                        // ),
                        // Padding(
                        //   padding: EdgeInsets.symmetric(horizontal: 5.0),
                        //   child: ValueListenableBuilder<Duration>(
                        //       valueListenable: timeStart,
                        //       builder: (_, v, __) {
                        //         int second = v.inSeconds;
                        //         return Text(DateFormat.toTime(second), style: TextStyle(color: Colors.white));
                        //       }),
                        // ),
                        // Expanded(
                        //   child: SizedBox(
                        //       height: 3,
                        //       child: VideoProgressIndicator(controller,
                        //           allowScrubbing: true, // 是否可以拖动
                        //           padding: const EdgeInsets.all(0),
                        //           colors: VideoProgressColors(playedColor: Theme.of(context).accentColor))),
                        // ),
                        // Padding(
                        //   padding: EdgeInsets.symmetric(horizontal: 5.0),
                        //   child: ValueListenableBuilder<Duration>(
                        //       valueListenable: timeEnd,
                        //       builder: (_, v, __) {
                        //         int second = v.inSeconds;
                        //         return Text(DateFormat.toTime(second), style: TextStyle(color: Colors.white));
                        //       }),
                        // ),
                        InkWell(
                          // 全屏按钮
                            child: Image.asset(
                              "lib/assets/img/gamevideo_fullscreen.png",
                              width: 26,
                              height: 38,
                            ),
                            onTap: () {
                              widget.changeIsFullScreen();
                            })
                      ],
                    ),
                  ],
                ),
              ),
            ),
          ),
//            ClosedCaption(text: _controller.value.caption.text),
      ],
    );
    return Container(
        color: Colors.black,
//      约束宽高的
        child: widget._isFullScreen
            ? body
            : AspectRatio(
                aspectRatio: 1.78,
                child: body,
              ));
  }

  _onPopMenuSelected(var val) async {
    switch (val) {
      case '运动记录':
        NavigatorUtil.goGameHistory(context, widget.data);
        break;
      case '操作指引':
        NavigatorUtil.goPage(context, (context) => WebPage(url: "http://xie-web.hiyd.com/index.html#/game_guide?id=${widget.data.id}"));
        break;
      case '问题反馈':
        FeedTypeInfoData? group;
        await request(context, () async {
          FeedTypeInfo _feedTypeInfo = await loginApi.getFeedBackTypes();
          if (_feedTypeInfo.code == 0) {
            group = _feedTypeInfo.data?.singleWhere((element) => element.groupId == '3');
          }
        });
        if (group != null) {
          NavigatorUtil.goPage(context, (context) => FeedbackDetailPage(group!));
        }
        break;
      case '删除运动':
        if (Platform.isAndroid) {
          var installed = await DeviceApps.isAppInstalled(widget.data.packageNameAndroid ?? "");
          if (installed == true) {
            if (await showDialog(
                  context: context,
                  builder: (context) => CustomAlertDialog(title: '是否删除运动', ok: () => Navigator.of(context).pop(true)),
                ) ==
                true) {
              GameManager.deleteFile(widget.data);
              if (Platform.isAndroid) {
                AndroidIntent intent = AndroidIntent(
                  action: 'android.intent.action.DELETE',
                  data: 'package:${widget.data.packageNameAndroid}',
                );
                await intent.launch();
                setState(() {});
              }
            }
          } else {}
        }
        break;
    }
  }
}