/*
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* @Author: Pengjiantian
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* @Date: 2020-07-09 14:28:31
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* @Last Modified by: Pengjiantian
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* @Last Modified time: 2020-07-09 14:42:18
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*/
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import { getEnvInfo } from '@/utils/utils'
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import BaseFetch from '@/utils/core/baseFetch'
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import router from '@/router/index'
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import { Message } from 'element-ui'
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export default class CommFetch extends BaseFetch {
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/**
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* constructor 构造函数
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* @param {Object} baseConf 基本配置项 @example {apiOrigin: '接口地址', apiPrefix: 'api默认前缀', isShowError: true}
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* @param {Object} fetchConf 针对底层fetch的配置
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*/
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constructor(baseConf = {}, fetchConf = {}) {
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super({ credentials: 'include', ...fetchConf })
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this.specialKeys = ['isShowError']
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this.specialInfo = {
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isShowError: true
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}
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this.setConf(baseConf)
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}
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/**
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* setConf 设置当前配置项
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* @param {*} conf
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*/
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setConf(baseConf) {
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const { apiOrigin, apiPrefix, isDev } = getEnvInfo()
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this.isDev = isDev
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this.baseConf = { apiOrigin, apiPrefix, ...baseConf }
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}
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// 请求前，接口地址处理（提供扩展使用，如统一添加接口前缀）
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mixApi(api) {
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const { apiOrigin, apiPrefix } = this.baseConf
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const isNoHttp = api.search(/^https?:\/\//) !== 0
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// 外网接口替换设置
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// if (location.hostname.includes('xxx') && isNoHttp) {
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// api.replace(/server/, 'openserver')
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// }
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if (isNoHttp) {
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api = this.joinPath([`${apiOrigin}${apiPrefix}`, api])
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}
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return this.addMenuId(api)
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}
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/**
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* splitSpecialConf 分离当前特殊配置项与普通配置项
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* @param {object} obj 配置项
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*/
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splitSpecialConf(obj = {}) {
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const { specialKeys, specialInfo } = this
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let otherInfo = {}
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if (typeof obj === 'object') {
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if (obj instanceof FormData) {
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return {
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specialInfo,
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otherInfo: obj
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}
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}
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if (Array.isArray(obj)) {
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return {
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specialInfo,
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otherInfo: obj
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}
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}
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if (Object.keys(obj).some(key => specialKeys.includes(key))) {
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Object.keys(obj).forEach(key => {
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if (specialKeys.includes(key)) {
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specialInfo[key] = obj[key]
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} else {
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otherInfo[key] = obj[key]
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}
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})
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} else {
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otherInfo = { ...obj }
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}
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return {
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specialInfo,
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otherInfo
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}
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} else {
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return {
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specialInfo: obj,
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otherInfo
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}
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}
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}
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/**
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* post 请求处理
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* @param {String} api 接口地址
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* @param {Object|String} body 请求参数
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*/
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post(api, body = {}, conf = {}) {
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return this.fetch(api, body, { method: 'post', ...conf })
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}
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/**
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* get 请求处理
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* @param {String} api 接口地址
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* @param {Object|String} body 请求参数
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* @param {Object} conf 请求配置信息
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*/
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get(api, body = {}, conf = {}) {
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return this.fetch(api, body, { method: 'get', ...conf })
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}
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// 接口请求
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fetch(api, body = {}, conf = {}) {
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const { isDev } = this
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api = this.mixApi(api)
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const {
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specialInfo: specialBodyInfo,
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otherInfo: otherBodyInfo
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} = this.splitSpecialConf(body)
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const {
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specialInfo: specialConf,
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otherInfo: otherConf
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} = this.splitSpecialConf(body)
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const mixSpecialInfo = { ...specialBodyInfo, ...specialConf }
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const { isShowError } = mixSpecialInfo
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return new Promise((resolve, reject) => {
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this.toFetch(api, otherBodyInfo, { ...otherConf, ...conf })
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.then(res => {
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const { errorCode, code, data, ext, msg, errorDesc } = res
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const resCode = code || errorCode
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const resData = ext || data
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const resMsg = msg || errorDesc
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if (resCode === '003') {
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// 登陆失效
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this.logout(resData)
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reject(res)
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} else if (resCode === '00') {
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// success
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resolve(res)
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} else {
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// fail
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if (isShowError) {
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this.showError(resMsg, resCode)
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}
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if (isDev) {
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console.log(api, res)
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}
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reject(res)
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}
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resolve(res)
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})
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.catch(reson => {
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this.showError(reson)
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reject(reson)
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})
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})
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}
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/**
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* logout 登陆失效处理
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* @param {Object} data 接口返回对象
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*/
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logout(data) {
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const { isDev } = this
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// 开发阶段处理
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if (isDev) {
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// router.push({
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// path: '/comprehensiveTransaction/login'
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// })
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} else {
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parent.location.href = data.loginUrl
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}
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}
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/**
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* showError 错误提示处理
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* @param {string} msg 提示消息
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*/
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showError(msg, resCode) {
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if (msg instanceof Error) {
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msg = msg.message
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}
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if (typeof msg !== 'string' || msg === '') {
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msg = '系统异常，请稍后重试'
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}
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const type = resCode === '99' ? 'error' : 'warning'
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Message({
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message: msg,
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type,
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duration: 6000
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})
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}
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/**
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* addMenuId api地址添加全局参数menuId
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* @param {String} url 接口地址
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*/
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addMenuId(url) {
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const { isDev } = this
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// isDev为本地调试使用
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let menuId = isDev ? sessionStorage.getItem('g_menu_id') : parent.g_menu_id
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const contactStr = url.includes('?') ? '&' : '?'
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if (url.includes('menuId=')) {
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return url
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}
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return `${url}${contactStr}menuId=${menuId || ''}`
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}
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}
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