import { boot } from 'quasar/wrappers';
import axios from 'axios';
import { API_BASE_URL } from 'src/config/api-config';

// Create axios instance
const api = axios.create({
  baseURL: API_BASE_URL,
  headers: {
    'Content-Type': 'application/json',
  },
});

// Request interceptor
api.interceptors.request.use(
  (config) => {
    const token = localStorage.getItem('token');
    if (token) {
      config.headers.Authorization = `Bearer ${token}`;
    }
    return config;
  },
  (error) => {
    return Promise.reject(new Error(String(error)));
  }
);

// Response interceptor
api.interceptors.response.use(
  (response) => response,
  async (error) => {
    const originalRequest = error.config;

    // If error is 401 and we haven't tried to refresh token yet
    if (error.response?.status === 401 && !originalRequest._retry) {
      originalRequest._retry = true;

      try {
        const refreshToken = localStorage.getItem('refreshToken');
        if (!refreshToken) {
          throw new Error('No refresh token available');
        }

        // Call refresh token endpoint
        const response = await api.post('/api/v1/auth/refresh-token', {
          refresh_token: refreshToken,
        });

        const { access_token } = response.data;
        localStorage.setItem('token', access_token);

        // Retry the original request with new token
        originalRequest.headers.Authorization = `Bearer ${access_token}`;
        return api(originalRequest);
      } catch (refreshError) {
        // If refresh token fails, clear storage and redirect to login
        localStorage.removeItem('token');
        localStorage.removeItem('refreshToken');
        window.location.href = '/login';
        return Promise.reject(new Error(String(refreshError)));
      }
    }

    return Promise.reject(new Error(String(error)));
  }
);

export default boot(({ app }) => {
  app.config.globalProperties.$axios = axios;
  app.config.globalProperties.$api = api;
});

export { api };