import axios from 'axios'

axios.defaults.timeout = 5000
axios.defaults.baseURL = 'http://39.98.54.240:8090/'

// post请求头
axios.defaults.headers.post['Content-Type'] = 'application/x-www-form-urlencoded;charset=UTF-8';

// http request 拦截器
axios.interceptors.request.use(
  config => {
    return config
  },
  error => {
    return Promise.reject(error)
  }
)

// http response 拦截器
axios.interceptors.response.use(
  response => {
    // 如果返回的状态码为200，说明接口请求成功，可以正常拿到数据
    // 否则的话抛出错误
    if (response.status === 200) {
      return Promise.resolve(response);
    } else {
      return Promise.reject(response);
    }
  },
  error => {
    return Promise.reject(error)
  }
)

/**
 * get方法，对应get请求
 * @param {String} url [请求的url地址]
 * @param {Object} params [请求时携带的参数]
 */
export function get(url, params) {
  return new Promise((resolve, reject) => {
    axios.get(url, {
      params: params
    }).then(res => {
      resolve(res.data)
    }).catch(err => {
      reject(err.data)
    })
  })
}

/**
 * post方法，对应post请求
 * @param {String} url [请求的url地址]
 * @param {Object} params [请求时携带的参数]
 */
export function post(url, params) {
  return new Promise((resolve, reject) => {
    axios.post(url, QS.stringify(params)).then(res => {
      resolve(res.data)
    }).catch(err => {
      reject(err.data)
    })
  })
}