yl-app/common/request.js

import {
	getToken,
	setToken
} from './auth.js'
import {
	toast
} from './common.js'
import config from '../config.js'

const BASE_URL = config.service

const request = config => {
	let isRequest = false
	config.header = config.header || {}
	if (getToken()) {
		config.header['Authorization'] = 'Bearer ' + getToken()
		isRequest = true
	} else {
		uni.getUserInfo({ // 获取用户头像并存储
			provider: 'weixin',
			withCredentials: true,
		}).then((userData) => {
			uni.setStorageSync('avatar', userData.userInfo.avatarUrl)
		})
		uni.login({ // 获取用户登录凭证换取openid
			provider: 'weixin',
			success: (loginInfo) => {
				uni.request({
					method: 'POST',
					dataType: 'json',
					timeout: 10000,
					url: BASE_URL + '/auth/wxlogin',
					data: {
						code: loginInfo.code
					},
				}).then((response) => {
					if (response.statusCode === 200) {
						const {
							code,
							data,
							msg
						} = response.data
						if (data && data.openId) {
							setToken(data.token.access_token)
							config.header['Authorization'] = 'Bearer ' + getToken()

							isRequest = true
						} else {
							uni.showModal({
								title: '系统提示',
								content: '该微信还未绑定账号，请去绑定',
								showCancel: false,
								success: function(res) {
									if (res.confirm) {
										uni.reLaunch({
											url: '/pages/login/login'
										})
									}
								}
							});
						}
					} else {
						toast('系统未知错误,请反馈给管理员')
					}
				})
			}
		})
	}


	if (isRequest) {
		console.log("请求", config)
		return new Promise((resolve, reject) => {
			uni.request({
				header: config.header,
				method: config.method.toUpperCase() || 'GET',
				dataType: 'json',
				timeout: config.timeout || 10000,
				url: BASE_URL + config.url,
				data: config.data,
			}).then((res) => {
				console.log("请求返回:", res)
				if (res.statusCode === 200) {
					const {
						code,
						msg
					} = res.data

					if (code !== 200) {
						toast(msg)
						reject(code)
					}

					resolve(res.data)
				} else {
					toast('未知错误，请反馈给管理员')
				}
			}).catch(error => {
				console.log("error", 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