import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';

/// Widget untuk dialog konfigurasi informasi toko
class StoreInfoConfigDialog extends StatefulWidget {
  const StoreInfoConfigDialog({super.key});

  @override
  State<StoreInfoConfigDialog> createState() => _StoreInfoConfigDialogState();
}

class _StoreInfoConfigDialogState extends State<StoreInfoConfigDialog> {
  final _formKey = GlobalKey<FormState>();
  
  // Inisialisasi controller dengan nilai default
  final TextEditingController _storeNameController = TextEditingController();
  final TextEditingController _storeAddressController = TextEditingController();
  final TextEditingController _adminNameController = TextEditingController();
  final TextEditingController _adminPhoneController = TextEditingController();

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

  /// Memuat informasi toko dari shared preferences
  Future<void> _loadStoreInfo() async {
    final prefs = await SharedPreferences.getInstance();
    
    // Set nilai teks controller setelah mendapatkan data
    setState(() {
      _storeNameController.text = prefs.getString('store_name') ?? 'TOKO SEMBAKO MURAH';
      _storeAddressController.text = prefs.getString('store_address') ?? 'Jl. Merdeka No. 123';
      _adminNameController.text = prefs.getString('admin_name') ?? 'Budi Santoso';
      _adminPhoneController.text = prefs.getString('admin_phone') ?? '08123456789';
    });
  }

  /// Menyimpan informasi toko ke shared preferences
  Future<void> _saveStoreInfo() async {
    if (_formKey.currentState!.validate()) {
      final prefs = await SharedPreferences.getInstance();
      
      await prefs.setString('store_name', _storeNameController.text);
      await prefs.setString('store_address', _storeAddressController.text);
      await prefs.setString('admin_name', _adminNameController.text);
      await prefs.setString('admin_phone', _adminPhoneController.text);
      
      if (mounted) {
        Navigator.of(context).pop(true); // Kembali dengan nilai true jika berhasil disimpan
      }
    }
  }

  @override
  void dispose() {
    _storeNameController.dispose();
    _storeAddressController.dispose();
    _adminNameController.dispose();
    _adminPhoneController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return AlertDialog(
      title: const Text('Konfigurasi Info Toko'),
      content: Form(
        key: _formKey,
        child: SingleChildScrollView(
          child: Column(
            mainAxisSize: MainAxisSize.min,
            children: [
              TextFormField(
                controller: _storeNameController,
                decoration: const InputDecoration(
                  labelText: 'Nama Toko',
                  border: OutlineInputBorder(),
                ),
                validator: (value) {
                  if (value == null || value.isEmpty) {
                    return 'Mohon masukkan nama toko';
                  }
                  return null;
                },
              ),
              const SizedBox(height: 16),
              TextFormField(
                controller: _storeAddressController,
                decoration: const InputDecoration(
                  labelText: 'Alamat Toko',
                  border: OutlineInputBorder(),
                ),
                validator: (value) {
                  if (value == null || value.isEmpty) {
                    return 'Mohon masukkan alamat toko';
                  }
                  return null;
                },
              ),
              const SizedBox(height: 16),
              TextFormField(
                controller: _adminNameController,
                decoration: const InputDecoration(
                  labelText: 'Nama Admin',
                  border: OutlineInputBorder(),
                ),
                validator: (value) {
                  if (value == null || value.isEmpty) {
                    return 'Mohon masukkan nama admin';
                  }
                  return null;
                },
              ),
              const SizedBox(height: 16),
              TextFormField(
                controller: _adminPhoneController,
                decoration: const InputDecoration(
                  labelText: 'No. Telp Admin',
                  border: OutlineInputBorder(),
                ),
                validator: (value) {
                  if (value == null || value.isEmpty) {
                    return 'Mohon masukkan no. telp admin';
                  }
                  return null;
                },
              ),
            ],
          ),
        ),
      ),
      actions: [
        TextButton(
          onPressed: () => Navigator.of(context).pop(false), // Kembali dengan nilai false jika dibatalkan
          child: const Text('Batal'),
        ),
        ElevatedButton(
          onPressed: _saveStoreInfo,
          child: const Text('Simpan'),
        ),
      ],
    );
  }
}