flutter-sport/lib/pages/my/game_list_page.dart

import 'dart:io';

import 'package:android_intent/android_intent.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:device_apps/device_apps.dart';
import 'package:flutter/material.dart';
import 'package:sport/bean/game.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/widgets/appbar.dart';
import 'package:sport/widgets/decoration.dart';
import 'package:sport/widgets/dialog/alert_dialog.dart';
import 'package:sport/widgets/error.dart';
import 'package:sport/widgets/image.dart';
import 'package:sport/widgets/loading.dart';
import 'package:sport/widgets/space.dart';

class GameListPage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return _GameListPageState();
  }
}

class _GameListPageState extends State<GameListPage> with InjectApi, WidgetsBindingObserver {
  int _type = 1;
  bool _isLoading = true;
  List<GameInfoData> _data = [];

  @override
  Future didChangeAppLifecycleState(AppLifecycleState state) async {
    super.didChangeAppLifecycleState(state);
    if (state == AppLifecycleState.resumed) {
      initData();
    }
  }

  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addObserver(this);
    initData();
  }

  @override
  void dispose() {
    super.dispose();
    WidgetsBinding.instance.removeObserver(this);
  }

  initData() async {
    if (_data?.isEmpty == true) {
      final data = await api.getGameAll();
      _data = data.results ?? [];
      _isLoading = false;
    }
    if (_data.isNotEmpty) {
      // var apps = await DeviceApps.getInstalledApplications();
      // apps.forEach((element) {
      //   print("44444444444444444444444${element.packageName}");
      // });
      if (Platform.isAndroid) {
        for (var item in _data) {
          item.isLocal = await DeviceApps.isAppInstalled(item.packageNameAndroid);
        }
        _data = _data.where((element) =>element.isLocal == true).toList();
      }
    }
    setState(() {});
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.white,
        body: CustomScrollView(slivers: <Widget>[
      buildSliverAppBar(
        context,
        "我的运动",
        actions: <Widget>[
          InkWell(
            child: IconButton(
              icon: Text(
                _type == 1 ? "管理" : "完成",
                style: _type == 1 ? TextStyle(fontSize: 15.0) : TextStyle(fontSize: 15.0, color: Theme.of(context).accentColor),
              ),
              onPressed: () {
                setState(() {
                  _type == 2 ? _type = 1 : _type = 2;
                });
              },
            ),
          )
        ],
      ),
      _data?.isEmpty == true
          ? _isLoading == true
              ? SliverToBoxAdapter(child: RequestLoadingWidget())
              : SliverToBoxAdapter(
                  child: RequestErrorWidget(
                  null,
                  msg: "还没有运动呢~",
                  assets: RequestErrorWidget.ASSETS_NO_INVITATION,
                ))
          : SliverList(
              delegate: SliverChildBuilderDelegate((content, index) {
                return _buildItemWidget(_type, data: _data[index]);
              }, childCount: _data.length),
            )
    ]));
  }

  Widget _buildItemWidget(int type, {GameInfoData data}) {
    return Container(
      decoration: card(),
      margin: EdgeInsets.fromLTRB(12, 6, 12, 6),
      padding: const EdgeInsets.all(12.0),
      child: InkWell(
       onTap: () =>
           NavigatorUtil.goGameDetails(context, details: data),
        child: Column(
          children: <Widget>[
            Row(
              children: <Widget>[
                CircleAvatar(backgroundImage: CachedNetworkImageProvider(data.cover), radius: 35.0),
                Expanded(
                  child: Padding(
                    padding: const EdgeInsets.symmetric(horizontal: 12.0),
                    child: Column(
                      crossAxisAlignment: CrossAxisAlignment.start,
                      children: <Widget>[
                        Text(
                          "${data.name}",
                          style: Theme.of(context).textTheme.headline3,
                        ),
                        Space(
                          height: 3,
                        ),
                        Text(
                          "总时长：${data.sum.durationTotal ~/ 60 != 0 ? "${data.sum.durationTotal ~/ 60}时" : ""}${data.sum.durationTotal % 60}分钟",
                          style: Theme.of(context).textTheme.bodyText1,
                        ),Space(
                          height: 2,
                        ),
                        Text(
                          "最近打开：${data.sum.lastPlayAt ?? "未进行运动"}",
                          style: Theme.of(context).textTheme.bodyText1,
                        )
                      ],
                    ),
                  ),
                ),
                type == 1
                    ? arrowRight5()
                    : InkWell(
                        child: Padding(padding: EdgeInsets.fromLTRB(12.0, 12.0, 0, 12.0), child: Image.asset("lib/assets/img/list_icon_del.png")),
                        onTap: () async {
                          if (await showDialog(
                                context: context,
                                builder: (context) => CustomAlertDialog(title: '是否删除运动', ok: () => Navigator.of(context).pop(true)),
                              ) ==
                              true) {
                            GameManager.deleteFile(data);
                            if (Platform.isAndroid) {
                              AndroidIntent intent = AndroidIntent(
                                action: 'android.intent.action.DELETE',
                                data: 'package:${data.packageNameAndroid}',
                              );
                              await intent.launch();
                            }
                          }
//
                        },
                      )
              ],
            ),
          ],
        ),
      ),
    );
  }
}