import 'dart:io';

import 'package:mumbullet/src/config/config.dart';
import 'package:test/test.dart';

void main() {
  group('AppConfig', () {
    late File tempConfigFile;

    setUp(() {
      tempConfigFile = File('test_config.json');
      tempConfigFile.writeAsStringSync('''
{
  "mumble": {
    "server": "test.server.com",
    "port": 12345,
    "username": "TestBot",
    "password": "testpass",
    "channel": "Root"
  },
  "bot": {
    "command_prefix": "?",
    "default_permission_level": 1,
    "max_queue_size": 100,
    "cache_directory": "./test_cache",
    "max_cache_size_gb": 2.5
  },
  "dashboard": {
    "port": 9090,
    "admin_username": "testadmin",
    "admin_password": "testpassword"
  }
}
''');
    });

    tearDown(() {
      if (tempConfigFile.existsSync()) {
        tempConfigFile.deleteSync();
      }
    });

    test('should load configuration from file', () {
      final config = AppConfig.fromFile(tempConfigFile.path);

      expect(config.mumble.server, equals('test.server.com'));
      expect(config.mumble.port, equals(12345));
      expect(config.mumble.username, equals('TestBot'));
      expect(config.mumble.password, equals('testpass'));
      expect(config.mumble.channel, equals('TestChannel'));

      expect(config.bot.commandPrefix, equals('?'));
      expect(config.bot.defaultPermissionLevel, equals(1));
      expect(config.bot.maxQueueSize, equals(100));
      expect(config.bot.cacheDirectory, equals('./test_cache'));
      expect(config.bot.maxCacheSizeGb, equals(2.5));

      expect(config.dashboard.port, equals(9090));
      expect(config.dashboard.adminUsername, equals('testadmin'));
      expect(config.dashboard.adminPassword, equals('testpassword'));
    });

    test('should throw exception for non-existent file', () {
      expect(() => AppConfig.fromFile('non_existent_file.json'), throwsA(isA<FileSystemException>()));
    });

    test('should validate configuration', () {
      final config = AppConfig.fromFile(tempConfigFile.path);

      // Valid configuration should not throw
      expect(() => config.validate(), returnsNormally);
    });
  });
}