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/pages/chess_game.dart'; import 'package:http/http.dart' as http; import 'dart:convert'; class PrepareChessGameWidget extends StatefulWidget { const PrepareChessGameWidget({super.key}); @override State createState() => _PrepareChessGameWidgetState(); } class _PrepareChessGameWidgetState extends State { late Future randomGameResponse; @override void initState() { randomGameResponse = registerForRandomGame(); super.initState(); } @override Widget build(BuildContext context) { return Scaffold( body: FutureBuilder( future: randomGameResponse, builder: (context, snapshot) { if (snapshot.connectionState == ConnectionState.done) { log('Response from registering to random game ${snapshot.data}'); if (snapshot.data != null) { return ChessGame( playerID: snapshot.data!.playerID, lobbyID: snapshot.data!.lobbyID, ); } } return const Center( child: SizedBox( height: 100, width: 100, child: CircularProgressIndicator(), ), ); }, ), ); } Future registerForRandomGame() async { String addr; if (kDebugMode) { addr = 'http://localhost:8080/api/random'; } else { addr = 'https://chess.sw-gross.de:9999/api/random'; } Response response; try { response = await http .get(Uri.parse(addr), headers: {"Accept": "application/json"}); } catch (e) { const snackBar = SnackBar( backgroundColor: Colors.amberAccent, content: Text("mChess server is not responding. Try again or give up")); if (!context.mounted) return null; ScaffoldMessenger.of(context).clearSnackBars(); ScaffoldMessenger.of(context).showSnackBar(snackBar); Future.delayed(const Duration(seconds: 2), () { context.goNamed('lobbySelector'); }); return null; } if (response.statusCode == 200) { log(response.body); return ResponseFromRegisteringGame.fromJson(jsonDecode(response.body)); } return null; } }