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

class AuthProvider with ChangeNotifier {
  final AuthService _authService = AuthService();
  bool _isLoading = false;
  String? _error;

  bool get isLoading => _isLoading;
  String? get error => _error;

  Future<bool> login(String email, String password) async {
    _isLoading = true;
    _error = null;
    notifyListeners();

    final result = await _authService.login(email, password);

    _isLoading = false;
    if (result['success']) {
      notifyListeners();
      return true;
    } else {
      _error = result['message'];
      notifyListeners();
      return false;
    }
  }

  Future<bool> signup(Map<String, String> data) async {
    _isLoading = true;
    _error = null;
    notifyListeners();

    final result = await _authService.signup(data);

    _isLoading = false;
    if (result['success']) {
      notifyListeners();
      return true;
    } else {
      _error = result['message'];
      notifyListeners();
      return false;
    }
  }

  Future<void> logout() async {
    final prefs = await SharedPreferences.getInstance();
    await prefs.remove('token');
    await prefs.remove('user_details');
    await prefs.remove('user_email');
    await prefs.remove('payment_session');
    notifyListeners();
  }
}