import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:sefer_driver/constant/box_name.dart';
import 'package:sefer_driver/main.dart';
import '../../models/model/onboarding_model.dart';
import '../../views/auth/captin/login_captin.dart';

abstract class OnBoardingController extends GetxController {
  void next();
  void onPageChanged(int index);
}

class OnBoardingControllerImp extends OnBoardingController {
  late PageController pageController;
  int currentPage = 0;
  bool isLastPage = false; // لتغيير نص الزر أو سلوكه

  @override
  void next() {
    currentPage++;
    if (currentPage > onBoardingList.length - 1) {
      _completeOnBoarding();
    } else {
      pageController.animateToPage(
        currentPage,
        duration: const Duration(milliseconds: 600), // مدة معتدلة
        curve: Curves.easeInOut,
      );
    }
  }

  Future<void> _completeOnBoarding() async {
    await box.write(BoxName.onBoarding, 'yes');
    // استخدام transition ناعم لمنع الرمش
    Get.offAll(() => const LoginCaptin(),
        transition: Transition.fadeIn,
        duration: const Duration(milliseconds: 500));
  }

  @override
  void onPageChanged(int index) {
    currentPage = index;
    isLastPage = index == onBoardingList.length - 1;
    update();
  }

  @override
  void onInit() {
    pageController = PageController();
    super.onInit();
  }

  @override
  void onClose() {
    pageController.dispose();
    super.onClose();
  }
}