kmobile/lib/api/services/auth_service.dart

120 lines
3.4 KiB
Dart

import 'dart:developer';
import 'package:dio/dio.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import '../../app.dart';
import '../../features/auth/models/auth_token.dart';
import '../../features/auth/models/auth_credentials.dart';
import '../../data/models/user.dart';
import '../../core/errors/exceptions.dart';
import 'package:local_auth/local_auth.dart';
import '../../features/dashboard/screens/dashboard_screen.dart';
class AuthService {
final Dio _dio;
AuthService(this._dio);
Future<AuthToken> login(AuthCredentials credentials) async {
try {
final response = await _dio.post(
'/auth/login',
data: credentials.toJson(),
);
if (response.statusCode == 200) {
return AuthToken.fromJson(response.data);
} else {
throw AuthException('Login failed');
}
} on DioException catch (e) {
if (e.response?.statusCode == 401) {
throw AuthException('Invalid credentials');
}
throw NetworkException('Network error during login');
} catch (e) {
throw UnexpectedException('Unexpected error during login: ${e.toString()}');
}
}
Future<AuthToken> refreshToken(String refreshToken) async {
try {
final response = await _dio.post(
'/auth/refresh',
data: {'refresh_token': refreshToken},
);
if (response.statusCode == 200) {
return AuthToken.fromJson(response.data);
} else {
throw AuthException('Token refresh failed');
}
} catch (e) {
throw AuthException('Failed to refresh token: ${e.toString()}');
}
}
Future<void> logout(String refreshToken) async {
try {
await _dio.post(
'/auth/logout',
data: {'refresh_token': refreshToken},
);
} catch (e) {
// We might want to just log this error rather than throwing,
// as logout should succeed even if the server call fails
log('Logout error: ${e.toString()}');
}
}
Future<User> getUserProfile() async {
try {
final response = await _dio.get('/auth/profile');
if (response.statusCode == 200) {
return User.fromJson(response.data);
} else {
throw AuthException('Failed to get user profile');
}
} catch (e) {
throw AuthException('Error fetching user profile: ${e.toString()}');
}
}
static Future<void> authenticateWithBiometrics(BuildContext context) async {
final LocalAuthentication localAuth = LocalAuthentication();
try {
bool isBiometricAvailable = await localAuth.canCheckBiometrics;
bool isAuthenticated = false;
if (isBiometricAvailable) {
isAuthenticated = await localAuth.authenticate(
localizedReason: 'Touch the fingerprint sensor',
options: const AuthenticationOptions(
biometricOnly: true,
stickyAuth: true,
),
);
}
if (isAuthenticated) {
// Navigate to Dashboard
Navigator.push(
context,
MaterialPageRoute(builder: (context) => const NavigationScaffold()),
);
} else {
// Show error/snack bar
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text("Authentication failed")),
);
}
} catch (e) {
if (kDebugMode) {
print("Biometric error: $e");
}
}
}
}