initial commit 2
This commit is contained in:
David
96
lib/services/address_repository.dart
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96
lib/services/address_repository.dart
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import 'dart:convert';
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import 'package:http/http.dart' as http;
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import '../app_config.dart';
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import '../models/address_entry.dart';
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import '../models/address_record.dart';
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import '../models/auth_session.dart';
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abstract class AddressRepository {
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Future<void> saveAddress({
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required AuthSession session,
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required AddressEntry address,
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});
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Future<List<AddressRecord>> getMyAddresses({required AuthSession session});
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}
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class HttpAddressRepository implements AddressRepository {
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const HttpAddressRepository({http.Client? client}) : _client = client;
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final http.Client? _client;
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@override
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Future<void> saveAddress({
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required AuthSession session,
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required AddressEntry address,
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}) async {
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final uri = Uri.parse('${AppConfig.apiBaseUrl}/addresses');
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late final http.Response response;
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try {
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response = await (_client ?? http.Client()).post(
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uri,
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headers: {
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'Content-Type': 'application/json',
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'Accept': 'application/json',
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'Authorization': 'Bearer ${session.token}',
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},
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body: jsonEncode(address.toJson()),
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);
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} catch (_) {
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throw AddressException(
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'No se pudo conectar con el backend en ${AppConfig.apiBaseUrl}.',
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);
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}
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if (response.statusCode < 200 || response.statusCode >= 300) {
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final payload = jsonDecode(response.body);
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final message = payload['message']?.toString() ?? 'Error al guardar la dirección.';
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throw AddressException(message);
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}
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}
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@override
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Future<List<AddressRecord>> getMyAddresses({required AuthSession session}) async {
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final uri = Uri.parse('${AppConfig.apiBaseUrl}/addresses/me');
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late final http.Response response;
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try {
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response = await (_client ?? http.Client()).get(
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uri,
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headers: {
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'Accept': 'application/json',
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'Authorization': 'Bearer ${session.token}',
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},
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);
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} catch (_) {
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throw AddressException(
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'No se pudo conectar con el backend en ${AppConfig.apiBaseUrl}.',
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);
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}
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if (response.statusCode < 200 || response.statusCode >= 300) {
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final payload = jsonDecode(response.body);
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final message = payload['message']?.toString() ?? 'Error al obtener las direcciones.';
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throw AddressException(message);
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}
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final decoded = jsonDecode(response.body);
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if (decoded is! List) {
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return <AddressRecord>[];
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}
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return decoded
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.whereType<Map<String, dynamic>>()
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.map(AddressRecord.fromJson)
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.toList(growable: false);
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}
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}
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class AddressException implements Exception {
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AddressException(this.message);
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final String message;
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@override
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String toString() => message;
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}
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132
lib/services/auth_repository.dart
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132
lib/services/auth_repository.dart
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@@ -0,0 +1,132 @@
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import 'dart:convert';
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import 'package:http/http.dart' as http;
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import 'package:shared_preferences/shared_preferences.dart';
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import '../app_config.dart';
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import '../models/auth_session.dart';
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abstract class AuthRepository {
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Future<AuthSession?> restoreSession();
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Future<AuthSession> signIn({required String email, required String password});
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Future<AuthSession> signUp({required String name, required String email, required String password});
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Future<void> signOut();
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}
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class HttpAuthRepository implements AuthRepository {
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const HttpAuthRepository({http.Client? client}) : _client = client;
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final http.Client? _client;
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static const String _tokenKey = 'auth_token';
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static const String _emailKey = 'auth_email';
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static const String _nameKey = 'auth_name';
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@override
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Future<AuthSession?> restoreSession() async {
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final prefs = await SharedPreferences.getInstance();
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final token = prefs.getString(_tokenKey);
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final email = prefs.getString(_emailKey);
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final name = prefs.getString(_nameKey);
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if (token == null || email == null) {
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return null;
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}
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return AuthSession(token: token, email: email, displayName: name ?? email);
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}
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@override
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Future<AuthSession> signIn({required String email, required String password}) {
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return _authenticate(
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endpoint: '/auth/login',
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body: <String, dynamic>{'email': email, 'password': password},
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);
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}
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@override
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Future<AuthSession> signUp({required String name, required String email, required String password}) {
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return _authenticate(
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endpoint: '/auth/register',
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body: <String, dynamic>{'name': name, 'email': email, 'password': password},
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);
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}
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Future<AuthSession> _authenticate({required String endpoint, required Map<String, dynamic> body}) async {
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final uri = Uri.parse('${AppConfig.apiBaseUrl}$endpoint');
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late final http.Response response;
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try {
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response = await (_client ?? http.Client()).post(
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uri,
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headers: const <String, String>{
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'Content-Type': 'application/json',
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'Accept': 'application/json',
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},
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body: jsonEncode(body),
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);
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} catch (_) {
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throw AuthException(
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'No se pudo conectar con el backend en ${AppConfig.apiBaseUrl}. Verifica que el servicio esté activo.',
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);
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}
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final Map<String, dynamic> payload = _decodeJson(response.body);
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if (response.statusCode < 200 || response.statusCode >= 300) {
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final message = payload['message']?.toString() ?? 'Credenciales inválidas o usuario no disponible.';
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throw AuthException(message);
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}
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final token = payload['token']?.toString();
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if (token == null || token.isEmpty) {
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throw AuthException('El backend respondió sin token de sesión.');
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}
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final user = payload['user'] is Map<String, dynamic>
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? payload['user'] as Map<String, dynamic>
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: <String, dynamic>{};
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final emailValue = (user['email'] ?? body['email'])?.toString() ?? body['email'].toString();
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final displayName = (user['name'] ?? user['fullName'] ?? body['name'] ?? emailValue).toString();
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final session = AuthSession(token: token, email: emailValue, displayName: displayName);
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await _persistSession(session);
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return session;
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}
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Future<void> _persistSession(AuthSession session) async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setString(_tokenKey, session.token);
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await prefs.setString(_emailKey, session.email);
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await prefs.setString(_nameKey, session.displayName);
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}
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Map<String, dynamic> _decodeJson(String responseBody) {
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if (responseBody.trim().isEmpty) {
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return <String, dynamic>{};
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}
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final decoded = jsonDecode(responseBody);
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if (decoded is Map<String, dynamic>) {
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return decoded;
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}
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return <String, dynamic>{};
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}
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@override
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Future<void> signOut() async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.remove(_tokenKey);
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await prefs.remove(_emailKey);
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await prefs.remove(_nameKey);
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}
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}
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class AuthException implements Exception {
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AuthException(this.message);
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final String message;
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@override
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String toString() => message;
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}
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