mchess-client/lib/pages/prepare_random_game.dart
2023-07-03 19:41:12 +02:00

94 lines
2.4 KiB
Dart

import 'dart:developer';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:http/http.dart';
import 'package:mchess/api/register.dart';
import 'package:mchess/chess_bloc/chess_bloc.dart';
import 'package:mchess/chess_bloc/chess_events.dart';
import 'package:mchess/pages/chess_game.dart';
import 'package:http/http.dart' as http;
import 'dart:convert';
class PrepareRandomGameWidget extends StatefulWidget {
const PrepareRandomGameWidget({super.key});
@override
State<PrepareRandomGameWidget> createState() =>
_PrepareRandomGameWidgetState();
}
class _PrepareRandomGameWidgetState extends State<PrepareRandomGameWidget> {
late Future randomGameResponse;
@override
void initState() {
randomGameResponse = registerForRandomGame();
goToGameWhenResponseIsHere(randomGameResponse as Future<PlayerInfo?>);
super.initState();
}
void goToGameWhenResponseIsHere(Future<PlayerInfo?> resp) {
resp.then((value) {
if (value == null) return;
context.push(
'/game',
extra: ChessGameArguments(
lobbyID: value.lobbyID!,
playerID: value.playerID!,
passphrase: value.passphrase),
);
});
}
@override
Widget build(BuildContext context) {
return const Scaffold(
body: Center(
child: SizedBox(
height: 100,
width: 100,
child: CircularProgressIndicator(),
),
),
);
}
Future<PlayerInfo?> registerForRandomGame() async {
String addr;
Response response;
if (kDebugMode) {
addr = 'http://localhost:8080/api/random';
} else {
addr = 'https://chess.sw-gross.de:9999/api/random';
}
try {
response = await http
.get(Uri.parse(addr), headers: {"Accept": "application/json"});
} catch (e) {
if (!context.mounted) return null;
const snackBar = SnackBar(
backgroundColor: Colors.amberAccent,
content: Text("mChess server is not responding. Try again or give up"),
);
Future.delayed(const Duration(seconds: 2), () {
ScaffoldMessenger.of(context).clearSnackBars();
ScaffoldMessenger.of(context).showSnackBar(snackBar);
context.pop();
});
return null;
}
if (response.statusCode == 200) {
log(response.body);
return PlayerInfo.fromJson(jsonDecode(response.body));
}
return null;
}
}