import 'package:wanisclient/screens/login_screnn.dart';
import 'package:flutter/material.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:get/get.dart';
import 'package:get/get_core/src/get_main.dart';
import 'package:provider/provider.dart';
import 'package:shared_preferences/shared_preferences.dart';
import '../providers/authentification_provider.dart';
import '../providers/utils_provider.dart';
import '../providers/utils_singleton.dart';
import '../routes/app_routes.dart';
import '../services/Sockets/PubNubManager.dart';

class SplashScreen extends StatefulWidget {
  @override
  _SplashScreenState createState() => _SplashScreenState();
}

class _SplashScreenState extends State<SplashScreen>
    with SingleTickerProviderStateMixin {
  late AnimationController _controller;
  bool _isInitializing = true;
  late final UtilsProvider utilsProvider;
  late final AuthProvider authProvider;
  @override
  void initState() {
    super.initState();
    _controller = AnimationController(
      duration: const Duration(seconds: 6), // Smooth, slower rotation
      vsync: this,
    )..repeat(); // Continuous rotation
    _performInitializationTasks();

  }



  @override
  void dispose() {
    _controller.dispose();
    super.dispose();
  }

  Future<void> _performInitializationTasks() async {
    _setInitializing(true);
    try {
      utilsProvider = context.read<UtilsProvider>();
      authProvider = context.read<AuthProvider>();
      final prefs = await SharedPreferences.getInstance();
      // Check if user has seen onboarding first
      final bool hasSeenOnboarding =
          prefs.getBool('set_onboarding_Completed') ?? false;
      if (!hasSeenOnboarding) {
        // We will call the update check from the onboarding screen itself
        Get.offAllNamed(AppRoutes.onboardingFirstScreen);
        return;
      }
      // If onboarding has been seen, continue with token and login checks
      await Future.wait([
        utilsProvider.initPlatformState(),
        utilsProvider.getIpAddress(),
      ]);
      await authProvider.getLoginData(context);
      final isSecondTime = prefs.getBool("isSecondTime") ?? false;
      if (await _isUserTokenValid(prefs)) {
        final userContext = UserContext(username: utils.user!.username!);
        context.read<PubNubManager>().init(userContext);
        if (isSecondTime) {
          prefs.setBool("isSecondTime", true);
          Get.toNamed(AppRoutes.allowLocation);
        } else {
          Get.toNamed(AppRoutes.home);
        }
        return;
      } else {
        prefs.setString("token", "");
        Get.offAll(() => const LoginScreen());
      }
    } catch (e) {
      print("Initialization error: $e");
    } finally {
      _setInitializing(false);
    }
  }

  void _setInitializing(bool value) {
    if (_isInitializing != value) {
      setState(() {
        _isInitializing = value;
      });
    }
  }

  Future<bool> _isUserTokenValid(SharedPreferences prefs) async {
    var tokenData = prefs.getString("token");
    bool tokenverif = tokenData != null &&
        tokenData.isNotEmpty &&
        tokenData != "InvalidToken";
    utils.updatetoken(tokenData ?? "InvalidToken");

    bool fetchprofile = await authProvider.fetchProfile();
    return fetchprofile && tokenverif;
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: const Color(0xFF5E17EB),
      body: Stack(
        fit: StackFit.expand,
        children: [
          // Background image
          // Image.asset(
          //   'assets/images/background_image_splash.png', // Replace with your actual background image asset path
          //   fit: BoxFit.cover,
          // ),
          // Center logo with rotating glowing wave around it
          Center(
            child: Stack(
              alignment: Alignment.center,
              children: [
                SvgPicture.asset(
                  "assets/images/wanislogo.svg",
                  width: 300,
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }
}