ybxf-security-uniapp/utils/request.js

import store from '@/store'
import config from '@/config'
import {
	getAccessToken,
	getRefreshToken,
	setToken,
	getExpiresTime
} from '@/utils/auth'
import {
	login,
	refreshToken
} from '@/api/login'
import errorCode from '@/utils/errorCode'
import {
	toast,
	showConfirm,
	tansParams
} from '@/utils/common'
var that = this
let timeout = 10000
const baseUrl = config.baseUrl + config.baseApi;
// 请求队列
let requests = []
// 是否正在刷新中
let isRefreshing = false
const request = config => {
	// 是否需要设置 token
	const isToken = (config.headers || {}).isToken === false
	config.header = config.header || {}
	var hastoken = getAccessToken()
	if (hastoken != null && !isToken) {
		config.header['Authorization'] = 'Bearer ' + hastoken
	}
	// 设置租户 TODO 芋艿：强制 1 先
	config.header['tenant-id'] = '1';
	// get请求映射params参数
	if (config.params && !requests.length) {
		let url = config.url + '?' + tansParams(config.params);
		url = url.slice(0, -1)
		config.url = url
	}
	return new Promise((resolve, reject) => {
		uni.request({
				method: config.method || 'get',
				timeout: config.timeout || timeout,
				url: config.baseUrl || baseUrl + config.url,
				data: config.data,
				// header: config.header,
				header: config.header,
				dataType: 'json'
			}).then(response => {
				let [error, res] = response
				if (error) {
					toast('后端接口连接异常')
					reject('后端接口连接异常')
					return
				}
				const code = res.data.code || 200
				const msg = errorCode[code] || res.data.msg || errorCode['default']
				if (code === 401) {
					new Promise((reslove2) => {
						requests.push(()=>resolve(request(config)))
					})
					if (!isRefreshing) {
					    // 正在刷新
						isRefreshing = true;
						return refreshToken({
							refreshToken: getRefreshToken()
						}).then((res) => {
							setToken(res.data);
							requests.forEach((wc) => wc(config));
							requests = []
							return 
						}).catch(() => {
							showConfirm('登录状态已过期，您可以继续留在该页面，或者重新登录?').then(res => {
								if (res.confirm) {
									uni.navigateTo({
										url: '/pages/login'
									})
								}
							})
						}).finally(() => {
							isRefreshing = false
						})
					}
				} else if (code === 500) {
					toast(msg)
					reject('500')
				} else if (code !== 200) {
					toast(msg)
					reject(code)
				}
				resolve(res.data)
			})
			.catch(error => {
				let {
					message
				} = error
				if (message === 'Network Error') {
					message = '后端接口连接异常'
				} else if (message.includes('timeout')) {
					message = '系统接口请求超时'
				} else if (message.includes('Request failed with status code')) {
					message = '系统接口' + message.substr(message.length - 3) + '异常'
				}
				toast(message)
				reject(error)
			})
	})
}

export default request