import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:get/get.dart';
import 'package:url_strategy/url_strategy.dart';
// import 'package:firebase_core/firebase_core.dart'; // ❌ Commented out Firebase

import 'package:marco/controller/permission_controller.dart';
import 'package:marco/controller/project_controller.dart';
import 'package:marco/helpers/services/storage/local_storage.dart';
import 'package:marco/helpers/services/app_logger.dart';
import 'package:marco/helpers/services/auth_service.dart';
// import 'package:marco/helpers/services/firebase/firebase_messaging_service.dart'; // ❌ Commented out FCM
import 'package:marco/helpers/services/device_info_service.dart';
import 'package:marco/helpers/theme/theme_customizer.dart';
import 'package:marco/helpers/theme/app_theme.dart';

Future<void> initializeApp() async {
  try {
    logSafe("💡 Starting app initialization...");

    await Future.wait([
      _setupUI(),
      // _setupFirebase(), // ❌ Commented out Firebase init
      _setupLocalStorage(),
    ]);

    await _setupDeviceInfo();
    await _handleAuthTokens();
    await _setupTheme();
    await _setupControllers();
    // await _setupFirebaseMessaging(); // ❌ Commented out FCM init

    _finalizeAppStyle();

    logSafe("✅ App initialization completed successfully.");
  } catch (e, stacktrace) {
    logSafe(
      "⛔ Error during app initialization",
      level: LogLevel.error,
      error: e,
      stackTrace: stacktrace,
    );
    rethrow;
  }
}

Future<void> _setupUI() async {
  setPathUrlStrategy();
  await SystemChrome.setEnabledSystemUIMode(SystemUiMode.edgeToEdge);
  SystemChrome.setSystemUIOverlayStyle(const SystemUiOverlayStyle(
    statusBarColor: Colors.transparent,
    systemNavigationBarColor: Colors.transparent,
    statusBarIconBrightness: Brightness.light,
    systemNavigationBarIconBrightness: Brightness.dark,
  ));
  logSafe("💡 UI setup completed.");
}

// ❌ Commented out Firebase setup
/*
Future<void> _setupFirebase() async {
  await Firebase.initializeApp();
  logSafe("💡 Firebase initialized.");
}
*/

Future<void> _setupLocalStorage() async {
  await LocalStorage.init();
  logSafe("💡 Local storage initialized.");
}

Future<void> _setupDeviceInfo() async {
  final deviceInfoService = DeviceInfoService();
  await deviceInfoService.init();
  logSafe("📱 Device Info: ${deviceInfoService.deviceData}");
}

Future<void> _handleAuthTokens() async {
  final refreshToken = await LocalStorage.getRefreshToken();
  if (refreshToken?.isNotEmpty ?? false) {
    logSafe("🔁 Refresh token found. Attempting to refresh JWT...");
    final success = await AuthService.refreshToken();
    if (!success) {
      logSafe(
          "⚠️ Refresh token invalid or expired. Skipping controller injection.");
    }
  } else {
    logSafe("❌ No refresh token found. Skipping refresh.");
  }
}

Future<void> _setupTheme() async {
  await ThemeCustomizer.init();
  logSafe("💡 Theme customizer initialized.");
}

Future<void> _setupControllers() async {
  final token = LocalStorage.getString('jwt_token');
  if (token?.isEmpty ?? true) {
    logSafe("⚠️ No valid JWT token found. Skipping controller initialization.");
    return;
  }

  if (!Get.isRegistered<PermissionController>()) {
    Get.put(PermissionController());
    logSafe("💡 PermissionController injected.");
  }

  if (!Get.isRegistered<ProjectController>()) {
    Get.put(ProjectController(), permanent: true);
    logSafe("💡 ProjectController injected as permanent.");
  }

  await Future.wait([
    Get.find<PermissionController>().loadData(token!),
    Get.find<ProjectController>().fetchProjects(),
  ]);
}

// ❌ Commented out Firebase Messaging setup
/*
Future<void> _setupFirebaseMessaging() async {
  await FirebaseNotificationService().initialize();
  logSafe("💡 Firebase Messaging initialized.");
}
*/

void _finalizeAppStyle() {
  AppStyle.init();
  logSafe("💡 AppStyle initialized.");
}