mobileCyberGamesApp/lib/pages/SecondRoomInfo.dart

import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter_redux/flutter_redux.dart';
import 'package:wanna_battle/model/HouseInfo.dart';
import 'package:wanna_battle/redux/AppState.dart';
import '../model/PlayerInfo.dart';
import 'dart:async';
import '../styles/totast.dart';
import '../net/HttpManager.dart';
import '../net/Result.dart';
import '../styles/colors.dart';
import 'package:flutter/cupertino.dart';
import 'VideoPlayer.dart';
import '../Constants.dart';

class SecondPage extends StatefulWidget {
  SecondPage(this.houseInfo, {Key key, this.playerInfo}) : super(key: key);
  final HouseInfo houseInfo; // 用来储存传递过来的值
  final PlayerInfo playerInfo;
  @override
  SecondPageState createState() => SecondPageState();
}

class SecondPageState extends State<SecondPage> {
  List<PlayerInfo> joinList = [];
  int currentPage = 1;
  bool ismore = true;
  ScrollController _perController;

  //获取房间用户
  Future<void> getPlayerPage() async {
    ismore = false;
    Toast.show(context, '加载中', -1, 'loading');
    Result res = await HttpManager.get('playerInfo/rankPage', data: {'houseId': widget.houseInfo.id, 'currentPage': currentPage, 'pageNumber': 20});
    Toast.hide();
    List<PlayerInfo> list = joinList;
    if (res.success) {
      if (currentPage == 1) {
        list = [];
      }
      for (var item in res.data['pp']) {
        PlayerInfo jonPlayer = PlayerInfo.fromJson(item);
        list.add(jonPlayer);
      }
      if (res.data['page']['currentPage'] < res.data['page']['totalPage']) {
        ismore = true;
      }
    } else {}
    setState(() {
      joinList = list;
    });
  }

  @override
  void initState() {
    super.initState();
    _perController = ScrollController();
    currentPage = 1;
    Future.delayed(Duration.zero, () {
      getPlayerPage();
      _perController.addListener(() {
        if (_perController.position.pixels == _perController.position.maxScrollExtent) {
          if (ismore) {
            currentPage++;
            getPlayerPage();
          }
        }
      });
    });
  }

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

  @override
  Widget build(BuildContext context) {
    return Column(
      children: <Widget>[
        Expanded(
          child: RefreshIndicator(
            color: PRIMARY_COLOR,
            backgroundColor: Colors.white,
            displacement: 10,
            onRefresh: () async {
              await Future.delayed(const Duration(seconds: 1));
              currentPage = 1;
              getPlayerPage();
            },
            child: Container(
              color: Color(0x1A000000),
              child: ListView.builder(
                  physics: AlwaysScrollableScrollPhysics(),
                  padding: EdgeInsets.only(top: 10),
                  controller: _perController,
                  itemCount: joinList.length + 1,
                  itemBuilder: (BuildContext context, int index) {
                    if (index < joinList.length) {
                      return playerItem(joinList[index], index);
                    } else {
                      return Container(
                        padding: EdgeInsets.all(15),
                        child: Text(
                          '其他人员正在火速赶来中...',
                          style: TextStyle(color: Colors.white30),
                          textAlign: TextAlign.center,
                        ),
                      );
                    }
                  }),
            ),
          ),
        ),
        widget.houseInfo.statusFlag == HouseStatus.SETTLEMENT && widget.playerInfo != null
            ? Container(
                height: 60,
                color: SUB_COLOR,
                padding: EdgeInsets.only(right: 15),
                child: Row(
                  children: <Widget>[
                    Container(
                      width: 57,
                      child: Center(
                        child: Container(
                          width: 22,
                          height: 22,
                          color: Color(0x33FFFFFF),
                          child: Center(
                            child: Text(
                              widget.playerInfo?.houseRank?.toString() ?? '',
                              style: TextStyle(color: Colors.white, fontSize: 12),
                            ),
                          ),
                        ),
                      ),
                    ),
                    Container(
                      margin: EdgeInsets.only(right: 12),
                      child: ClipOval(
                        child: CachedNetworkImage(
                          width: 36,
                          height: 36,
                          imageUrl: StoreProvider.of<AppState>(context).state.userInfo.icon,
                        ),
                      ),
                    ),
                    Expanded(
                      flex: 1,
                      child: Text(
                        StoreProvider.of<AppState>(context).state.userInfo.nickname,
                        style: TextStyle(
                          color: PRIMARY_COLOR,
                          fontSize: 14,
                        ),
                        maxLines: 1,
                        overflow: TextOverflow.ellipsis,
                      ),
                    ),
                    Container(
                      margin: EdgeInsets.only(right: 3),
                      child: Image.asset(
                        'images/icon_jifen_da.png',
                        width: 20,
                      ),
                    ),
                    Text(
                      widget.playerInfo?.points?.toString() ?? '0',
                      style: TextStyle(color: Colors.yellow, fontSize: 14, fontWeight: FontWeight.bold),
                    )
                  ],
                ),
              )
            : Container()
      ],
    );
  }

  Widget playerItem(PlayerInfo info, int index) {
    return Container(
      width: double.infinity,
      height: 60,
      color: BG_COLOR,
      padding: EdgeInsets.only(right: 15),
      margin: EdgeInsets.only(top: 1),
      child: Container(
        decoration: BoxDecoration(border: Border(bottom: BorderSide(width: 1, color: BG_SUB_COLOR, style: BorderStyle.solid))),
        child: Row(
          children: <Widget>[
            Container(
              width: 57,
              child: Center(
                child: widget.houseInfo.statusFlag == 4 && index < 3
                    ? Image.asset(
                        'images/icon_paihangbang_0' + (index + 1).toString() + '.png',
                        width: 32,
                      )
                    : Container(
                        width: 22,
                        height: 22,
                        color: Color(0x33FFFFFF),
                        child: Center(
                          child: Text(
                            (index + 1).toString(),
                            style: TextStyle(color: Colors.white, fontSize: 12),
                          ),
                        ),
                      ),
              ),
            ),
            Container(
              margin: EdgeInsets.only(right: 12),
              child: ClipOval(
                child: CachedNetworkImage(
                  width: 36,
                  height: 36,
                  imageUrl: info?.userInfo?.icon ?? '',
                ),
              ),
            ),
            Expanded(
              flex: 1,
              child: Text(
                info?.userInfo?.nickname ?? '',
                style: TextStyle(
                  color: Colors.white,
                  fontSize: 14,
                ),
                maxLines: 1,
                overflow: TextOverflow.ellipsis,
              ),
            ),
            widget.houseInfo.statusFlag == 4 && index < 3 && info.video != '' && info.video != null
                ? SizedBox(
                    width: 68,
                    height: 24,
                    child: OutlineButton(
                      padding: EdgeInsets.all(0),
                      borderSide: BorderSide(color: PRIMARY_COLOR),
                      textColor: PRIMARY_COLOR,
                      splashColor: PRIMARY_COLOR.withAlpha(50),
                      child: Text('查看回放',
                          style: TextStyle(
                            fontSize: 12,
                          )),
                      onPressed: () {
                        Navigator.push(context, CupertinoPageRoute(builder: (context) => VideoPlayerPage(videoUrl: info.video, fileType: 'netWork')));
                      },
                    ),
                  )
                : Container(),
          ],
        ),
      ),
    );
  }
}