mobileCyberGamesApp/lib/pages/BonusDialog.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import '../styles/colors.dart';
import '../model/CompetitionInfo.dart';
import '../Constants.dart';
import 'CompetitionRooms.dart';

class BonusDialog extends StatefulWidget {
  final List<CompetitionInfo> competitions;

  const BonusDialog({Key key, this.competitions}) : super(key: key);

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

class BonusDialogState extends State<BonusDialog> {
  final Color primaryColor = Color(0xFF1990F8);
  final Color bgColor = Color(0xE6293559);

  @override
  Widget build(BuildContext context) {
    return Column(
      mainAxisAlignment: MainAxisAlignment.center,
      mainAxisSize: MainAxisSize.min,
      children: <Widget>[
        Container(
          width: 320,
          height: 330,
          padding: EdgeInsets.all(0),
          decoration: BoxDecoration(
              color: bgColor,
              border: Border.all(width: 1, color: primaryColor)),
          child: Builder(builder: (context) {
            List<Widget> list = [
              Container(
                padding: EdgeInsets.fromLTRB(20, 0, 20, 0),
                height: 75,
                child: Row(
                  crossAxisAlignment: CrossAxisAlignment.center,
                  children: <Widget>[
                    Expanded(
                      child: Container(
                        height: 2,
                        color: Colors.white.withAlpha(72),
                      ),
                    ),
                    Container(
                      margin: EdgeInsets.only(left: 10, right: 10),
                      child: Text(
                        '奖品',
                        style: TextStyle(
                            color: Colors.white,
                            fontSize: 18,
                            fontWeight: FontWeight.bold),
                      ),
                    ),
                    Expanded(
                      child: Container(
                        height: 2,
                        color: Colors.white.withAlpha(72),
                      ),
                    ),
                  ],
                ),
              )
            ];
            for (CompetitionInfo competitionInfo in widget.competitions) {
              list.add(bonusItem(competitionInfo));
            }
            return ListView(
              children: list,
              padding: EdgeInsets.all(0),
            );
          }),
        ),
        Container(
          margin: EdgeInsets.only(top: 20),
          child: GestureDetector(
            child: Image.asset('images/icon_guanbi.png'),
            onTap: () {
              Navigator.of(context).pop();
            },
          ),
        )
      ],
    );
  }

  Widget bonusItem(CompetitionInfo competitionInfo) {
    return GestureDetector(
      child: Container(
        padding: EdgeInsets.only(left: 20, right: 20),
        margin: EdgeInsets.only(bottom: 30),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.stretch,
          children: <Widget>[
            Row(
              children: <Widget>[
                Container(
                  width: 23,
                  height: 20,
                  child: competitionInfo.type == 2
                      ? Image.asset('images/home_icon_vip1.png')
                      : Container(),
                ),
                Expanded(
                  child: Container(
                    margin: EdgeInsets.only(left: 10),
                    child: Text(
                      competitionInfo.competitionName,
                      style: TextStyle(
                          color: Colors.white,
                          fontSize: 13,
                          fontWeight: FontWeight.bold),
                      overflow: TextOverflow.ellipsis,
                    ),
                  ),
                ),
                Container(
                  width: 46,
                  height: 20,
                  color: PRIMARY_COLOR,
                  child: Center(
                    child: Text(
                      '进入',
                      style: TextStyle(color: Colors.white, fontSize: 12),
                    ),
                  ),
                ),
              ],
            ),
            Container(
              color: Colors.white.withAlpha(30),
              margin: EdgeInsets.only(left: 31, top: 7),
              height: 1,
            ),
            Container(
              margin: EdgeInsets.only(left: 31, top: 6),
              child: Text(
                competitionInfo.bonus ?? '',
                style: TextStyle(color: Colors.yellow, fontSize: 12),
              ),
            )
          ],
        ),
      ),
      onTap: () {
        Navigator.push(
            context,
            CupertinoPageRoute(
                builder: (context) => CompetitionRooms(competitionInfo)));
      },
    );
  }
}

Future showBonusDialog(context, List<CompetitionInfo> competitions) async {
  return await showGeneralDialog(
    context: context,
    barrierDismissible: true,
    pageBuilder: (BuildContext buildContext, Animation<double> animation,
        Animation<double> secondaryAnimation) {
      return Center(
        child: Material(
          color: Colors.transparent,
          child: BonusDialog(competitions: competitions),
        ),
      );
    },
    barrierLabel: MaterialLocalizations.of(context).modalBarrierDismissLabel,
    barrierColor: Colors.black87,
    transitionDuration: const Duration(milliseconds: 300),
  );
}