import axios from 'axios'
import { Notification, MessageBox } from 'element-ui'
import store from '@/store'
import router from '@/router'
import { getToken } from '@/utils/auth'
import { getTenant } from '@/utils/tenant'

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.BASE_API,
        // 超时
        timeout: 30000
    })
    // request拦截器
service.interceptors.request.use(
    config => {
        if (getToken()) {
            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
        }
        if (getTenant()) {
            config.headers['TENANT_ID'] = getTenant() // 租户ID
        }
        return config
    },
    error => {
        console.log(error)
        Promise.reject(error)
    }
)

// response 拦截器
service.interceptors.response.use(

    response => {
        const code = response.data.code
        if (code === 401) {
            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('LogOut').then(() => {
                    location.reload() // 为了重新实例化vue-router对象 避免bug
                })
            })
        } else if (code !== 200) {
            Notification.error({
                title: response.data.msg,
                duration: 1000
            })
            return Promise.reject('error')
        } else {
            return response
        }
    },
    error => {
        let code = 0
        try {
            code = error.response.status
        } catch (e) {
            if (error.toString().indexOf('Error: timeout') !== -1) {
                Notification.error({
                    title: '网络请求超时',
                    duration: 2500
                })
                return Promise.reject(error)
            }
            if (error.toString().indexOf('Error: Network Error') !== -1) {
                Notification.error({
                    title: '网络请求错误',
                    duration: 2500
                })
                return Promise.reject(error)
            }
        }
        if (code === 504) {
            Notification.error({
                title: '服务器异常',
                duration: 2500
            })
            return Promise.reject(error)
        }
        if (code === 401) {
            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('LogOut').then(() => {
                    location.reload() // 为了重新实例化vue-router对象 避免bug
                })
            })
        } else if (code === 403) {
            router.push({ path: '/401' })
        } else {
            const errorMsg = error.response.data.message
            if (errorMsg !== undefined) {
                Notification.error({
                    title: errorMsg,
                    duration: 1000
                })
            }
        }
        return Promise.reject(error)
    }
)

export default service