import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:go_router/go_router.dart';
import 'package:niogu_ecommerce_v1/core/constant/app_font_size.dart';
import 'package:niogu_ecommerce_v1/core/errors/exceptions.dart';
import 'package:niogu_ecommerce_v1/core/providers/app_provider.dart';
import 'package:niogu_ecommerce_v1/core/router/app_route.dart';
import 'package:niogu_ecommerce_v1/core/system/system_secure.dart';
import 'package:niogu_ecommerce_v1/core/system/system_setting.dart';
import 'package:niogu_ecommerce_v1/core/utils/log_message.dart';
import 'package:niogu_ecommerce_v1/core/widgets/custom_snackbar.dart';
import 'package:niogu_ecommerce_v1/core/widgets/custom_text_form_field.dart';
import 'package:niogu_ecommerce_v1/features/account/presentation/providers/account_provider.dart';
import 'package:niogu_ecommerce_v1/features/account/presentation/screens/account_logout_screen.dart';
import 'package:sizer/sizer.dart';
import 'package:niogu_ecommerce_v1/core/constant/app_color.dart';

class AccountScreen extends ConsumerStatefulWidget {
  const AccountScreen({super.key});

  @override
  ConsumerState<AccountScreen> createState() => _AccountScreenState();
}

class _AccountScreenState extends ConsumerState<AccountScreen> {
  final _nameController = TextEditingController();

  final _emailController = TextEditingController();

  final _phoneNumberController = TextEditingController();

  @override
  void initState() {
    // TODO: implement initState
    super.initState();

    WidgetsBinding.instance.addPostFrameCallback((_) {
      _fetchCustomerInfo();
    });
  }

  @override
  void dispose() {
    // TODO: implement dispose
    _nameController.dispose();
    _emailController.dispose();
    _phoneNumberController.dispose();
    super.dispose();
  }

  Future<void> _setCustomerInfo() async {
    final customerId = await SystemSetting.getCurrentCustomerId();

    final customerName = await SystemSetting.getCurrentCustomerName();

    final customerEmail = await SystemSetting.getCurrentCustomerEmail();

    final customerPhone = await SystemSetting.getCurrentCustomerPhone();

    ref.read(currentCustomerIdProvider.notifier).state = customerId;

    ref.read(currentCustomerNameProvider.notifier).state = customerName;

    ref.read(currentCustomerEmailProvider.notifier).state = customerEmail;

    ref.read(currentCustomerPhoneProvider.notifier).state = customerPhone;

    ref.read(currentStatusLoginProvider.notifier).state = true;
  }

  Future<void> _fetchCustomerInfo() async {
    final name = ref.read(currentCustomerNameProvider);

    final email = ref.read(currentCustomerEmailProvider);

    final phone = ref.read(currentCustomerPhoneProvider);

    _nameController.text = name ?? '';

    _emailController.text = email ?? '';

    _phoneNumberController.text = phone ?? '';
  }

  Future<void> _updateCustomer() async {
    try {
      final name = _nameController.text.trim();

      await ref.read(customerControllerProvider.notifier).updateCustomer(name);

      if (!mounted) return;

      await _setCustomerInfo();

      await _fetchCustomerInfo();

      CustomSnackbar.showSuccess(context, "Informasi akun berhasil diperbarui");
    } on ServerException catch (e, st) {
      LogMessage.log.e(e.toString(), error: e, stackTrace: st);
      CustomSnackbar.showError(context, "Terjadi kesalahan");
    }
  }

  Future<void> _logout() async {
    await SystemSecure.deleteAccessToken();

    await SystemSetting.clear();

    ref.read(currentCustomerIdProvider.notifier).state = null;

    ref.read(currentCustomerNameProvider.notifier).state = null;

    ref.read(currentCustomerEmailProvider.notifier).state = null;

    ref.read(currentCustomerPhoneProvider.notifier).state = null;

    ref.read(currentStatusLoginProvider.notifier).state = false;

    CustomSnackbar.showSuccess(context, "Berhasil keluar");
  }

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(
      builder: (context, constraints) {
        final isLoggedIn = ref.watch(currentStatusLoginProvider);

        if (!isLoggedIn) return const AccountLogoutScreen();

        final updateState = ref.watch(customerControllerProvider);

        return SafeArea(
          top: false,
          bottom: true,
          right: false,
          left: false,
          child: Scaffold(
            backgroundColor: const Color(0xFFF8F9FA),
            appBar: AppBar(
              backgroundColor: Colors.white,
              elevation: 0,
              centerTitle: true,
              title: Text(
                "Informasi Akun",
                style: TextStyle(
                  color: Colors.black,
                  fontSize: AppFontSize.medium.sp,
                  fontWeight: FontWeight.bold,
                ),
              ),
            ),
            body: RefreshIndicator(
              onRefresh: _fetchCustomerInfo,
              color: AppColor.primaryColor,
              backgroundColor: Colors.white,
              child: SingleChildScrollView(
                physics: const AlwaysScrollableScrollPhysics(),
                padding: EdgeInsets.all(5.w),
                child: Column(
                  children: [
                    Center(
                      child: CircleAvatar(
                        radius: 12.w,
                        backgroundColor: Colors.grey.shade200,
                        child: Icon(
                          Icons.person,
                          size: 15.w,
                          color: Colors.grey.shade400,
                        ),
                      ),
                    ),
                    SizedBox(height: 4.h),

                    CustomTextFormField(
                      label: "Nama",
                      hint: "John Doe",
                      controller: _nameController,
                      prefixIcon: Icons.person_outline,
                    ),

                    SizedBox(height: 2.h),

                    CustomTextFormField(
                      label: "Email",
                      hint: ".@gmail.com",
                      controller: _emailController,
                      keyboardType: TextInputType.emailAddress,
                      prefixIcon: Icons.email_outlined,
                      readOnly: true,
                    ),

                    SizedBox(height: 2.h),

                    CustomTextFormField(
                      label: "No. Whatsapp",
                      hint: "081234567890",
                      controller: _phoneNumberController,
                      prefixIcon: Icons.phone_android,
                      readOnly: true,
                    ),

                    SizedBox(height: 2.h),

                    SizedBox(
                      width: double.infinity,
                      child: ElevatedButton(
                        onPressed: updateState.isLoading
                            ? null
                            : _updateCustomer,
                        style: ElevatedButton.styleFrom(
                          backgroundColor: AppColor.primaryColor,
                          padding: EdgeInsets.symmetric(vertical: 1.8.h),
                          shape: RoundedRectangleBorder(
                            borderRadius: BorderRadius.circular(2.5.w),
                          ),
                          elevation: 0,
                          disabledBackgroundColor: Colors.grey.shade300,
                        ),
                        child: Text(
                          "Simpan Perubahan",
                          style: TextStyle(
                            fontWeight: FontWeight.bold,
                            fontSize: AppFontSize.medium.sp,
                            color: Colors.white,
                          ),
                        ),
                      ),
                    ),

                    SizedBox(height: 4.h),

                    _buildAccountMenu(
                      icon: Icons.lock_outline,
                      title: "Ubah Password",
                      subtitle: "Perbarui password untuk keamanan",
                      backgroundColor: Colors.blue.withOpacity(0.1),
                      iconColor: Colors.blue,
                      titleColor: Colors.black87,
                      onTap: () {
                        context.pushNamed(AppRoute.changePasswordScreen);
                      },
                    ),

                    SizedBox(height: 1.5.h),

                    _buildAccountMenu(
                      icon: Icons.location_on_outlined,
                      title: "Alamat Saya",
                      subtitle: "Kelola alamat pengiriman",
                      backgroundColor: AppColor.primaryColor.withOpacity(0.1),
                      iconColor: AppColor.primaryColor,
                      titleColor: Colors.black87,
                      onTap: () => context.pushNamed(AppRoute.addressScreen),
                    ),

                    SizedBox(height: 1.5.h),

                    _buildAccountMenu(
                      icon: Icons.logout,
                      title: "Keluar",
                      subtitle: "Akhiri sesi akun anda",
                      backgroundColor: Colors.red.shade50,
                      iconColor: Colors.red,
                      titleColor: Colors.red,
                      onTap: _logout,
                    ),

                    SizedBox(height: 15.h),
                  ],
                ),
              ),
            ),
          ),
        );
      },
    );
  }

  Widget _buildAccountMenu({
    required IconData icon,
    required String title,
    required String subtitle,
    required Color backgroundColor,
    required Color iconColor,
    required Color titleColor,
    required VoidCallback onTap,
  }) {
    return InkWell(
      onTap: onTap,
      borderRadius: BorderRadius.circular(2.5.w),
      child: Container(
        padding: EdgeInsets.all(4.w),
        decoration: BoxDecoration(
          color: Colors.white,
          borderRadius: BorderRadius.circular(2.5.w),
          border: Border.all(color: Colors.grey.shade100),
        ),
        child: Row(
          children: [
            Container(
              padding: EdgeInsets.all(2.w),
              decoration: BoxDecoration(
                color: backgroundColor,
                borderRadius: BorderRadius.circular(2.w),
              ),
              child: Icon(icon, color: iconColor, size: 5.w),
            ),
            SizedBox(width: 4.w),
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(
                    title,
                    style: TextStyle(
                      fontWeight: FontWeight.bold,
                      fontSize: AppFontSize.small.sp,
                      color: titleColor,
                    ),
                  ),
                  Text(
                    subtitle,
                    style: TextStyle(
                      fontSize: (AppFontSize.small - 1.25).sp,
                      color: Colors.grey.shade500,
                    ),
                  ),
                ],
              ),
            ),
            Icon(
              Icons.arrow_forward_ios,
              size: 3.5.w,
              color: Colors.grey.shade400,
            ),
          ],
        ),
      ),
    );
  }
}