Files
wolf_dart/lib/game_select_screen.dart
2026-03-15 13:40:47 +01:00

126 lines
3.9 KiB
Dart

import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:wolf_3d_data/wolf_3d_data.dart';
import 'package:wolf_3d_data_types/wolf_3d_data_types.dart';
import 'package:wolf_dart/features/difficulty/difficulty_screen.dart';
class GameSelectScreen extends StatelessWidget {
const GameSelectScreen({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
body: FutureBuilder(
future: loadData(),
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.waiting) {
return CircularProgressIndicator();
}
if (!snapshot.hasData) {
return Text("Unable to load data");
}
final List<WolfensteinData> loadedGames = snapshot.data!;
if (loadedGames.length == 1) {
WidgetsBinding.instance.addPostFrameCallback((_) {
Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => DifficultyScreen(loadedGames.first),
),
);
});
}
return ListView.builder(
itemCount: loadedGames.length,
itemBuilder: (context, i) {
final WolfensteinData data = loadedGames[i];
final GameVersion version = data.version;
return Card(
child: ListTile(
title: Text(version.name),
onTap: () {
Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => DifficultyScreen(data),
),
);
},
),
);
},
);
},
),
);
}
Future<ByteData?> tryLoad(String path) async {
try {
return await rootBundle.load(path);
} catch (e) {
debugPrint("Asset not found: $path");
return null;
}
}
Future<List<WolfensteinData>> loadData({String? directory}) async {
final List<WolfensteinData> loadedGames = [];
// 1. Always attempt to load bundled assets first (works on ALL platforms)
final versionsToTry = [
(version: GameVersion.retail, path: 'retail'),
(version: GameVersion.shareware, path: 'shareware'),
];
for (final version in versionsToTry) {
try {
final ext = version.version.fileExtension;
final folder = 'assets/${version.path}';
final data = WolfensteinLoader.loadFromBytes(
version: version.version,
vswap: await tryLoad('$folder/VSWAP.$ext'),
mapHead: await tryLoad('$folder/MAPHEAD.$ext'),
gameMaps: await tryLoad('$folder/GAMEMAPS.$ext'),
vgaDict: await tryLoad('$folder/VGADICT.$ext'),
vgaHead: await tryLoad('$folder/VGAHEAD.$ext'),
vgaGraph: await tryLoad('$folder/VGAGRAPH.$ext'),
audioHed: await tryLoad('$folder/AUDIOHED.$ext'),
audioT: await tryLoad('$folder/AUDIOT.$ext'),
);
loadedGames.add(data);
} catch (e) {
// The loader now provides the specific error:
// "ArgumentError: Cannot load retail: Missing files: VSWAP.WL6, ..."
debugPrint(e.toString());
}
}
// 2. On non-web, also check for external files in a specific "games" folder
// if you want to support side-loading.
if (!kIsWeb) {
try {
final externalGames = await WolfensteinLoader.discover(
directoryPath: directory,
recursive: true,
);
for (var entry in externalGames.entries) {
if (!loadedGames.any((g) => g.version == entry.key)) {
loadedGames.add(entry.value);
}
}
} catch (e) {
debugPrint("External discovery failed: $e");
}
}
return loadedGames;
}
}