import 'dart:convert';
import 'dart:ui';
import 'dart:math' as math;

import 'package:bookmywages/consts_widgets/app_assets.dart';
import 'package:bookmywages/consts_widgets/app_colors.dart';
import 'package:bookmywages/routers/consts_router.dart';
import 'package:bookmywages/viewmodel/api_controller.dart';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:get/get.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:http/http.dart' as http;

class VendorController extends ConsumerStatefulWidget {
  final Widget child;
  final int? initialBottomIndex;

  const VendorController({
    super.key,
    required this.child,
    this.initialBottomIndex,
  });

  @override
  ConsumerState<VendorController> createState() => _VendorControllerState();
}

class _VendorControllerState extends ConsumerState<VendorController>
    with SingleTickerProviderStateMixin {
  int _selectedIndex = 0;
  bool _showMenu = false;
  late AnimationController _animationController;

  @override
  void initState() {
    super.initState();

    // Set bottom navigation index
    if (widget.initialBottomIndex != null) {
      _selectedIndex = widget.initialBottomIndex!;
    } else {
      // Auto-detect based on current route
      final currentRoute = Get.currentRoute;
      if (currentRoute == RouterConts.vendorhomepage) {
        _selectedIndex = 0;
      } else if (currentRoute == RouterConts.vendorpackage) {
        _selectedIndex = 1;
      } else if (currentRoute == RouterConts.vendorcategory) {
        _selectedIndex = 2;
      } else if (currentRoute == RouterConts.vendorhistory) {
        _selectedIndex = 3;
      }
    }

    _animationController = AnimationController(
      vsync: this,
      duration: const Duration(milliseconds: 300),
    );
  }

  void _toggleMenu() {
    setState(() {
      _showMenu = !_showMenu;
      _showMenu
          ? _animationController.forward()
          : _animationController.reverse();
    });
  }

  void _onItemTapped(int index, BuildContext context) {
    if (_selectedIndex == index) return;

    switch (index) {
      case 0:
        Get.offAllNamed(RouterConts.vendorhomepage);
        break;
      case 1:
        Get.offAllNamed(RouterConts.vendorpackage);
        break;
      case 2:
        Get.offAllNamed(RouterConts.vendorcategory);
        break;
      case 3:
        // Navigate to vendor history with default tab
        Get.offAllNamed(
          RouterConts.vendorhistory,
          arguments: {
            'historyTab': 0, // Default to first tab
          },
        );
        break;
    }
  }

  void changeSelectedIndex(int index) {
    setState(() {
      _selectedIndex = index;
    });
  }

  // Handle back button press
  bool _onWillPop() {
    if (_showMenu) {
      // If menu is open, close it first
      _toggleMenu();
      return false;
    } else if (_selectedIndex != 0) {
      // If not on home tab, go to home tab
      _onItemTapped(0, context);
      return false;
    } else {
      // If on home tab, allow app to exit
      return true;
    }
  }

  // Check if current route should show FAB
  bool _shouldShowFAB() {
    final currentRoute = Get.currentRoute;
    // Hide FAB on edit profile and other specific routes
    final hideFABRoutes = [
      '/vendor-edit-profile', // Add your edit profile route here
      '/profile-edit',
      // Add other routes where you don't want FAB
    ];

    return !hideFABRoutes.contains(currentRoute);
  }

  @override
  Widget build(BuildContext context) {
    final isKeyboardOpen = MediaQuery.of(context).viewInsets.bottom > 0;
    final currentRoute = Get.currentRoute;

    return PopScope(
      canPop: _selectedIndex == 0 && !_showMenu,
      onPopInvoked: (bool didPop) {
        if (!didPop) {
          _onWillPop();
        }
      },
      child: Scaffold(
        resizeToAvoidBottomInset: false,
        body: Stack(
          children: [
            InheritedVendorIndexController(
              changeIndex: changeSelectedIndex,
              child: widget.child,
            ),
            if (_showMenu && !isKeyboardOpen)
              AnimatedOpacity(
                opacity: 1.0,
                duration: const Duration(milliseconds: 300),
                child: GestureDetector(
                  onTap: _toggleMenu,
                  child: Container(
                    alignment: Alignment.center,
                    child: BackdropFilter(
                      filter: ImageFilter.blur(sigmaX: 2.0, sigmaY: 2.0),
                      child: Container(
                        color: Colors.black.withOpacity(0.2),
                        width: double.infinity,
                        height: double.infinity,
                      ),
                    ),
                  ),
                ),
              ),
            if (_showMenu && !isKeyboardOpen)
              Positioned(
                bottom: 60,
                left: 0,
                right: 0,
                child: Padding(
                  padding: const EdgeInsets.symmetric(horizontal: 110),
                  child: Row(
                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
                    children: [
                      _buildMenuOption(
                        icon: Icons.person,
                        label: 'User',
                        color: AppColors.primary,
                        onTap: () {
                          _toggleMenu();
                          Get.offNamed(RouterConts.homescreen);
                        },
                      ),
                      _buildMenuOption(
                        icon: Icons.person,
                        label: 'Profile',
                        color: AppColors.primary,
                        onTap: () {
                          _toggleMenu();
                          Get.toNamed(RouterConts.profilemainvendor);
                        },
                      ),
                    ],
                  ),
                ),
              ),
          ],
        ),
        floatingActionButton: (isKeyboardOpen || !_shouldShowFAB())
            ? null
            : FloatingActionButton(
                // 🔧 FIXED: Dynamic hero tag based on route and timestamp
                heroTag:
                    "vendor_controller_fab_${currentRoute}_${DateTime.now().millisecondsSinceEpoch}",
                onPressed: _toggleMenu,
                shape: const CircleBorder(),
                backgroundColor: AppColors.primary,
                child: AnimatedBuilder(
                  animation: _animationController,
                  builder: (context, child) {
                    return Transform.rotate(
                      angle: _animationController.value * 0.75 * math.pi,
                      child: Icon(
                        _animationController.value > 0.5
                            ? Icons.close
                            : Icons.add,
                        color: Colors.white,
                      ),
                    );
                  },
                ),
              ),
        floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
        bottomNavigationBar: BottomAppBar(
          notchMargin: 8,
          color: Colors.white,
          elevation: 8,
          child: SizedBox(
            height: 60,
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceAround,
              children: [
                _bottomNavItem(0, AppAssets.home),
                _bottomNavItem(1, AppAssets.package),
                const Expanded(child: SizedBox()),
                _bottomNavItem(2, AppAssets.categories),
                _bottomNavItem(3, AppAssets.history),
              ],
            ),
          ),
        ),
      ),
    );
  }

  Widget _bottomNavItem(int index, String assetPath) {
    return Expanded(
      child: InkWell(
        onTap: () => _onItemTapped(index, context),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Image.asset(
              assetPath,
              color: _selectedIndex == index ? AppColors.primary : Colors.grey,
              width: 26,
              height: 29,
            ),
            const SizedBox(height: 4),
            Container(
              height: 3,
              width: 30,
              decoration: BoxDecoration(
                color: _selectedIndex == index
                    ? AppColors.primary
                    : Colors.transparent,
                borderRadius: BorderRadius.circular(2),
              ),
            ),
          ],
        ),
      ),
    );
  }

  Widget _buildMenuOption({
    required IconData icon,
    required String label,
    required Color color,
    required VoidCallback onTap,
  }) {
    return ScaleTransition(
      scale: CurvedAnimation(
        parent: _animationController,
        curve: Curves.easeOut,
      ),
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          Container(
            width: 50,
            height: 50,
            decoration: BoxDecoration(
              color: color,
              shape: BoxShape.circle,
              boxShadow: [
                BoxShadow(
                  color: Colors.black.withOpacity(0.2),
                  blurRadius: 3,
                  spreadRadius: 1,
                  offset: const Offset(0, 1),
                ),
              ],
            ),
            child: IconButton(
              icon: Icon(icon, color: Colors.white),
              onPressed: onTap,
              padding: EdgeInsets.zero,
            ),
          ),
          const SizedBox(height: 5),
          Text(
            label,
            style: const TextStyle(
              color: AppColors.primary,
              fontWeight: FontWeight.bold,
              fontSize: 12,
            ),
          ),
        ],
      ),
    );
  }

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

class InheritedVendorIndexController extends InheritedWidget {
  final void Function(int) changeIndex;

  const InheritedVendorIndexController({
    super.key,
    required this.changeIndex,
    required super.child,
  });

  static InheritedVendorIndexController? of(BuildContext context) {
    return context
        .dependOnInheritedWidgetOfExactType<InheritedVendorIndexController>();
  }

  @override
  bool updateShouldNotify(InheritedVendorIndexController oldWidget) {
    return oldWidget.changeIndex != changeIndex;
  }
}