138 lines
3.1 KiB
Dart
138 lines
3.1 KiB
Dart
import 'dart:async';
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import 'package:app/utils/time.dart';
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import 'package:app/widgets/base/dialog/config_dialog.dart';
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import 'package:flutter/material.dart';
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import 'package:go_router/go_router.dart';
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import 'package:provider/provider.dart';
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import 'content_view.dart';
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import '../viewmodel/tch_room_vm.dart';
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class StatusView extends StatefulWidget {
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const StatusView({super.key});
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@override
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State<StatusView> createState() => _StatusViewState();
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}
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class _StatusViewState extends State<StatusView> {
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int _seconds = 0;
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Timer? _timer;
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@override
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void dispose() {
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_timer?.cancel();
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super.dispose();
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}
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void _startCountDown(DateTime startTime) {
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// 避免重复计时器
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if (_timer != null) return;
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final now = DateTime.now();
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int diff = startTime.difference(now).inSeconds;
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if (diff <= 0) {
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return;
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}
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setState(() {
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_seconds = diff;
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});
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_timer = Timer.periodic(const Duration(seconds: 1), (timer) {
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if (!mounted) return;
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setState(() {
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_seconds--;
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});
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if (_seconds <= 0) {
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_timer?.cancel();
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_timer = null;
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}
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});
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}
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///开播中返回拦截弹窗
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void _interceptPop() {
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showDialog(
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context: context,
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builder: (context) {
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return ConfigDialog(
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content: "是否退出自习室",
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onCancel: () {
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context.pop();
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},
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onConfirm: () {
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context.pop();
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context.pop();
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},
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);
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},
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);
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}
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@override
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Widget build(BuildContext context) {
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final vm = context.watch<TchRoomVM>();
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/// 1. 未加载
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if (vm.roomStatus == -1) {
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return const Align(
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child: Text("加载中", style: TextStyle(color: Colors.white)),
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);
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}
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/// 2. 未开始的房间
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if (vm.roomStatus == 0) {
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if (vm.canEnterRoom) {
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// 到时间了 → 自动开播
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WidgetsBinding.instance.addPostFrameCallback((_) {
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vm.toggleRoom(isOpen: true);
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});
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} else {
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// 没到时间 → 启动倒计时
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_startCountDown(parseTime(vm.roomInfo.startTime));
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}
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return Align(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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const Text(
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"未到开播时间，到点后自动开播",
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style: TextStyle(color: Colors.white),
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),
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Container(
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margin: const EdgeInsets.symmetric(vertical: 10),
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child: Text(
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formatSeconds(_seconds),
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style: const TextStyle(
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color: Colors.white,
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fontSize: 26,
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fontWeight: FontWeight.bold,
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),
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),
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),
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],
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),
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);
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}
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/// 3. 已开播
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if (vm.roomStatus == 1) {
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return PopScope(
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canPop: false,
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onPopInvokedWithResult: (didPop, _) {
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if (!didPop) {
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_interceptPop();
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}
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},
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child: const ContentView(),
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);
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}
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return const SizedBox();
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}
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}
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