import 'package:flutter/foundation.dart';

class AppConfig {
  static const String _prodApiUrl = 'https://api.muningkofie.com';
  static const String _devApiUrl = 'https://dev-api.muningkofie.com';
  static const String _localApiUrl = 'http://localhost:3000';

  // Environment-based configuration
  static String get apiUrl {
    if (kDebugMode) {
      return _devApiUrl;
    } else if (kProfileMode) {
      return _prodApiUrl;
    } else {
      return _prodApiUrl;
    }
  }

  static bool get isDebugMode => kDebugMode;
  static bool get isReleaseMode => kReleaseMode;
  static bool get isProfileMode => kProfileMode;

  // Firebase configuration
  static const String firebaseProjectId = 'muning-menu-recommender';
  static const String firebaseStorageBucket =
      'muning-menu-recommender.appspot.com';

  // Google Services
  static const String googleSignInClientId = String.fromEnvironment(
    'GOOGLE_SIGN_IN_CLIENT_ID',
    defaultValue:
        '624527944720-2hngapf8r7d1smh8114uioii2fr4bhv3.apps.googleusercontent.com', // Fallback for development
  );

  // API Keys
  static const String geminiApiKey = String.fromEnvironment(
    'GEMINI_API_KEY',
    defaultValue:
        'AIzaSyC7mYgCfQCkBVK-Mia2NduOXyRMcsaCh10', // Restored to working key
  );

  // Feature flags
  static const bool enableGoogleSignIn = true;
  static const bool enableOfflineMode = true;
  static const bool enablePushNotifications = true;
  static const bool enableAnalytics = true;
  static const bool enableCrashlytics = true;

  // App settings
  static const int maxRecommendationHistory = 50;
  static const int maxImageCacheSize = 100; // MB
  static const Duration cacheExpiration = Duration(days: 7);

  // OCR settings
  static const double minOcrConfidence = 0.6;
  static const int maxOcrRetries = 3;

  // AI settings
  static const int maxTokensPerRequest = 8192;
  static const double aiTemperature = 0.2;  // Rendah = output JSON lebih konsisten
  static const int maxConversationHistory = 10;

  // Helper method to check if Gemini is configured
  static bool get isGeminiConfigured {
    return geminiApiKey.isNotEmpty;
  }

  // Validation
  static bool get isConfigValid {
    if (!isGeminiConfigured) {
      debugPrint('Warning: GEMINI_API_KEY is not set');
      return false;
    }
    return true;
  }

  // Debug helpers
  static void printConfig() {
    if (kDebugMode) {
      debugPrint('=== App Configuration ===');
      debugPrint('API URL: $apiUrl');
      debugPrint('Debug Mode: $isDebugMode');
      debugPrint(
        'Gemini API Key: ${geminiApiKey.isNotEmpty ? "Set" : "Not Set"}',
      );
      debugPrint(
        'Google Sign-In: ${googleSignInClientId.isNotEmpty ? "Set" : "Not Set"}',
      );
      debugPrint('Config Valid: $isConfigValid');
      debugPrint('========================');
    }
  }
}