import axios from 'axios'
import { Notification, MessageBox, Message } from 'element-ui'
import store from '@/store'
import router from '@/router'
import { getToken } from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import { tansParams, preventCloseFu, jsonSearchFu } from "@/utils/hciot";

axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
// 创建axios实例
const service = axios.create({
  // axios中请求配置有baseURL选项，表示请求URL公共部分
  baseURL: process.env.VUE_APP_BASE_API,
  // 超时
  timeout: 30000
})

// request拦截器
service.interceptors.request.use(config => {
  // const isToken = (config.headers || {}).isToken === false
  // if (getToken() && !isToken) {
  //   config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
  // }
  return config
}, error => {
    console.log(error)
    Promise.reject(error)
})

// 响应拦截器
service.interceptors.response.use(res => {
    preventCloseFu();
    const code = res.data.code || 200;
    const message = errorCode[code] || res.data.msg || errorCode['default']
    var urlObj = jsonSearchFu(window.location.search);
    if (code === 401) {
      if (process.env.VUE_APP_SSO == 'true') {
        store.dispatch('FedLogOut').then(() => {
          location.reload() // 为了重新实例化vue-router对象 避免bug
        })
      } else {
        MessageBox.confirm(
          '登录状态已过期，您可以继续留在该页面，或者重新登录',
          '系统提示',
          {
            confirmButtonText: '重新登录',
            cancelButtonText: '取消',
            type: 'warning'
          }
        ).then(() => {
          store.dispatch('FedLogOut').then(() => {
            // location.reload() // 为了重新实例化vue-router对象 避免bug
            console.log('FedLogOut', urlObj['redirect'])
            if (urlObj['redirect']) {
              window.location.replace(`/login?redirect=${urlObj['redirect']}`)
            } else {
              window.location.replace('/login?redirect=%2Findex')
            }
          })
        })
      }
    } else if (code === 500) {
      Message({
        message: message,
        type: 'error'
      })
      return Promise.reject(new Error(message))
    } else if (code !== 200 && code !== 1000 && code !== 100) {
      Notification.error({
        title: '请求接口错误'
      })
      return Promise.reject('error')
    } else {
      return res.data
    }
  },
  error => {
    var urlObj = jsonSearchFu(window.location.search);
    if (error.message.indexOf('401') >= 0) {
      if (process.env.VUE_APP_SSO == 'true') {
        store.dispatch('FedLogOut').then(() => {
          location.reload() // 为了重新实例化vue-router对象 避免bug
        })
      } else {
        MessageBox.confirm(
          '登录状态已过期，您可以继续留在该页面，或者重新登录',
          '系统提示',
          {
            confirmButtonText: '重新登录',
            cancelButtonText: '取消',
            type: 'warning'
          }
        ).then(() => {
          store.dispatch('FedLogOut').then(() => {
            // location.reload() // 为了重新实例化vue-router对象 避免bug
            // window.location.replace('/login?redirect=%2Findex')
            if (urlObj['redirect']) {
              window.location.replace(`/login?redirect=${urlObj['redirect']}`)
            } else {
              window.location.replace('/login?redirect=%2Findex')
            }
          })
        })
      }
    } else if (error.message.indexOf('404') >= 0) {
      Message({
        message: '404找不到路径，请联系管理员解决！',
        type: 'error',
        duration: 5 * 1000
      })
    } else {
      Message({
        message: error.message,
        type: 'error',
        duration: 5 * 1000
      })
    }
    return Promise.reject(error)
  }
)

// 通用下载方法
export function download(url, params, filename) {
  return service.post(url, params, {
    transformRequest: [(params) => {
      return tansParams(params)
    }],
    responseType: 'blob'
  }).then((data) => {
    const content = data
    const blob = new Blob([content])
    if ('download' in document.createElement('a')) {
      const elink = document.createElement('a')
      elink.download = filename
      elink.style.display = 'none'
      elink.href = URL.createObjectURL(blob)
      document.body.appendChild(elink)
      elink.click()
      URL.revokeObjectURL(elink.href)
      document.body.removeChild(elink)
    } else {
      navigator.msSaveBlob(blob, filename)
    }
  }).catch((r) => {
    console.error(r)
  })
}

export function downloadCustom(url, params, filename) {
  const queryStr = Object.keys(params)
  .map(function (key) {
    return encodeURIComponent(key) + "=" + encodeURIComponent(params[key]);
  })
  .join("&");
  return service.post(`${url}?${queryStr}`,params, {
        transformRequest: [(params) => {
          return tansParams(params)
        }],
        responseType: 'blob'
      }).then((data) => {
    const content = data
    const blob = new Blob([content])
    if ('download' in document.createElement('a')) {
      const elink = document.createElement('a')
      elink.download = filename
      elink.style.display = 'none'
      elink.href = URL.createObjectURL(blob)
      document.body.appendChild(elink)
      elink.click()
      URL.revokeObjectURL(elink.href)
      document.body.removeChild(elink)
    } else {
      navigator.msSaveBlob(blob, filename)
    }
  }).catch((r) => {
    console.error(r)
  })
}



export default service