import 'package:flame_lua_runtime/runtime/packages/game_package_manifest.dart';
import 'package:flutter_test/flutter_test.dart';

void main() {
  group('GamePackageManifest', () {
    test('parses manifest with resources', () {
      final manifest = GamePackageManifest.fromMap({
        'gameId': 'ludo',
        'name': 'Ludo',
        'version': '0.1.0',
        'runtimeApiVersion': 1,
        'entry': 'scripts/main.lua',
        'assetsBase': 'assets',
        'defaultLocale': 'zh-Hans',
        'supportedLocales': ['zh-Hans', 'en'],
        'display': {
          'designWidth': 720,
          'designHeight': 1280,
          'scaleMode': 'fit',
        },
        'modules': {
          'runtime_ui': 'runtime:runtime_ui.lua',
          'theme': 'scripts/theme.lua',
        },
        'resources': {
          'board': {
            'type': 'image',
            'path': 'assets/board.png',
            'preload': 'lazy',
            'group': 'board',
          },
          'roll': {'type': 'audio', 'path': 'assets/roll.mp3'},
          'hero': {
            'type': 'spine',
            'atlas': 'assets/hero.atlas',
            'skeleton': 'assets/hero.skel',
            'preload': 'lazy',
            'group': 'actors',
          },
        },
      });

      expect(manifest.gameId, 'ludo');
      expect(manifest.name, 'Ludo');
      expect(manifest.version, '0.1.0');
      expect(manifest.runtimeApiVersion, 1);
      expect(manifest.entry, 'scripts/main.lua');
      expect(manifest.assetsBase, 'assets');
      expect(manifest.defaultLocale, 'zh-Hans');
      expect(manifest.supportedLocales, ['zh-Hans', 'en']);
      expect(manifest.display.designWidth, 720);
      expect(manifest.display.designHeight, 1280);
      expect(manifest.display.scaleMode, 'fit');
      expect(manifest.resources['board']?.type, 'image');
      expect(manifest.resources['board']?.path, 'assets/board.png');
      expect(manifest.resources['board']?.preload, GameResourcePreload.lazy);
      expect(manifest.resources['board']?.group, 'board');
      expect(manifest.resources['roll']?.type, GameResourceType.audio);
      expect(manifest.resources['roll']?.preload, GameResourcePreload.required);
      expect(manifest.resources['hero']?.type, GameResourceType.spine);
      expect(manifest.resources['hero']?.atlas, 'assets/hero.atlas');
      expect(manifest.resources['hero']?.skeleton, 'assets/hero.skel');
      expect(manifest.resources['hero']?.path, isEmpty);
      expect(manifest.modules, {
        'runtime_ui': 'runtime:runtime_ui.lua',
        'theme': 'scripts/theme.lua',
      });
    });

    test('defaults assetsBase to assets', () {
      final manifest = GamePackageManifest.fromMap({
        'gameId': 'ludo',
        'name': 'Ludo',
        'version': '0.1.0',
        'runtimeApiVersion': 1,
        'entry': 'scripts/main.lua',
      });

      expect(manifest.assetsBase, 'assets');
      expect(manifest.defaultLocale, 'en');
      expect(manifest.supportedLocales, ['en']);
      expect(manifest.display.designWidth, 720);
      expect(manifest.display.designHeight, 720);
      expect(manifest.display.scaleMode, 'fit');
      expect(manifest.resources, isEmpty);
      expect(manifest.modules, isEmpty);
    });

    test('rejects invalid required fields and resources', () {
      expect(
        () => GamePackageManifest.fromMap({
          'gameId': '',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': '1',
          'entry': 'scripts/main.lua',
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'resources': {
            'board': {'type': '', 'path': 'assets/board.png'},
          },
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'resources': {
            'roll': {'type': 'sound', 'path': 'assets/roll.mp3'},
          },
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'modules': {'theme': 1},
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'resources': {
            'board': {
              'type': 'image',
              'path': 'assets/board.png',
              'preload': 'eager',
            },
          },
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'resources': {
            'board': {'type': 'image', 'path': 'assets/board.png', 'group': ''},
          },
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'resources': {
            'hero': {'type': 'spine', 'atlas': 'assets/hero.atlas'},
          },
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'defaultLocale': 'zh-Hans',
          'supportedLocales': ['en'],
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'display': {'designWidth': 0},
        }),
        throwsFormatException,
      );

      expect(
        () => GamePackageManifest.fromMap({
          'gameId': 'ludo',
          'name': 'Ludo',
          'version': '0.1.0',
          'runtimeApiVersion': 1,
          'entry': 'scripts/main.lua',
          'display': {'scaleMode': 'zoom'},
        }),
        throwsFormatException,
      );
    });
  });
}