feat: add API client and services for medicines, pharmacies, auth

frontend-mobile/services/api.ts

@@ -0,0 +1,36 @@
+import axios from 'axios';
+import * as SecureStore from 'expo-secure-store';
+import { config } from '../constants/config';
+
+export const api = axios.create({
+  baseURL: config.API_BASE_URL,
+  timeout: 10000,
+  headers: {
+    'Content-Type': 'application/json',
+  },
+});
+
+// Request interceptor - add auth token
+api.interceptors.request.use(
+  async (axiosConfig) => {
+    const token = await SecureStore.getItemAsync('auth_token');
+    if (token) {
+      axiosConfig.headers.Authorization = `Bearer ${token}`;
+    }
+    return axiosConfig;
+  },
+  (error) => Promise.reject(error)
+);
+
+// Response interceptor - handle errors
+api.interceptors.response.use(
+  (response) => response,
+  async (error) => {
+    if (error.response?.status === 401) {
+      await SecureStore.deleteItemAsync('auth_token');
+    }
+    return Promise.reject(error);
+  }
+);
+
+export default api;

frontend-mobile/services/auth.ts

@@ -0,0 +1,43 @@
+import api from './api';
+import * as SecureStore from 'expo-secure-store';
+import { AuthResponse, User } from '../types';
+
+export async function login(username: string, password: string): Promise<AuthResponse> {
+  const response = await api.post('/auth/login', { username, password });
+  const { user, token } = response.data;
+
+  await SecureStore.setItemAsync('auth_token', token);
+  await SecureStore.setItemAsync('user', JSON.stringify(user));
+
+  return response.data;
+}
+
+export async function logout(): Promise<void> {
+  await api.post('/auth/logout');
+  await SecureStore.deleteItemAsync('auth_token');
+  await SecureStore.deleteItemAsync('user');
+}
+
+export async function checkAuth(): Promise<User | null> {
+  try {
+    const response = await api.get('/auth/check');
+    return response.data.user;
+  } catch {
+    return null;
+  }
+}
+
+export async function getStoredUser(): Promise<User | null> {
+  const userStr = await SecureStore.getItemAsync('user');
+  return userStr ? JSON.parse(userStr) : null;
+}
+
+export async function register(username: string, password: string): Promise<AuthResponse> {
+  const response = await api.post('/auth/register', { username, password });
+  const { user, token } = response.data;
+
+  await SecureStore.setItemAsync('auth_token', token);
+  await SecureStore.setItemAsync('user', JSON.stringify(user));
+
+  return response.data;
+}

frontend-mobile/services/medicines.ts

@@ -0,0 +1,17 @@
+import api from './api';
+import { Medicine, PharmacyMedicine } from '../types';
+
+export async function searchMedicines(query: string): Promise<Medicine[]> {
+  const response = await api.get(`/medicines/search?q=${encodeURIComponent(query)}`);
+  return response.data;
+}
+
+export async function getMedicine(nregistro: string): Promise<Medicine> {
+  const response = await api.get(`/medicines/${nregistro}`);
+  return response.data;
+}
+
+export async function getMedicinePharmacies(nregistro: string): Promise<PharmacyMedicine[]> {
+  const response = await api.get(`/medicines/${nregistro}/pharmacies`);
+  return response.data;
+}

frontend-mobile/services/pharmacies.ts

@@ -0,0 +1,17 @@
+import api from './api';
+import { Pharmacy } from '../types';
+
+export async function getPharmacies(): Promise<Pharmacy[]> {
+  const response = await api.get('/pharmacies');
+  return response.data;
+}
+
+export async function getPharmacy(id: number): Promise<Pharmacy> {
+  const response = await api.get(`/pharmacies/${id}`);
+  return response.data;
+}
+
+export async function getPharmacyMedicines(id: number): Promise<any[]> {
+  const response = await api.get(`/pharmacies/${id}/medicines`);
+  return response.data;
+}