vue項(xiàng)目中jsonp跨域獲取qq音樂(lè)首頁(yè)推薦問(wèn)題

npm install jsonp --save

import originJSONP from 'jsonp'  //引入jsonp
//進(jìn)行封裝并export
export default function jsonp(url,data,option) {
  url += (url.indexOf('?')<0? '?' : '&')+param(data)
 return new Promise((resolve,reject)=>{
 originJSONP(url,option,(err,data)=>{
  if(!err){
  resolve(data)
  }else{
  reject(err)
  }
 })
 })
}
//對(duì)data進(jìn)行處理，并encodeURIComponent()進(jìn)行轉(zhuǎn)碼。
function param(data) {
 let url = ''
 for(var k in data) {
  let value = data[k] !== undefined? data[k] : ''
  url += '&' + k + '=' + encodeURIComponent(value)
 }
 return url ? url.substring(1) : ''
}

export const commonParams = {       //配置一些公共參數(shù)
 g_tk:5381,
 format: 'json',
 inCharset: 'utf-8',
 outCharset:'utf-8',
 notice: 0,
}
export const options = {           
 param: 'jsonpCallback'
}
export const ERR_OK = 0         //設(shè)置屬性

import jsonp from 'common/js/jsonp'          //引入jsonp
import {commonParams,options} from './config'    //引入config.js
export function getRecommend(){
   const url = 'https://c.y.qq.com/musichall/fcgi-bin/fcg_yqqhomepagerecommend.fcg'
   const data = Object.assign({},commonParams,{     //es6的assign將commonParams和
    uin: 0,                      //之后的對(duì)象合并為一起，放在
    platform:'h6',                   //前面的{}之中。
    needNewCode: 1,
   })
   return jsonp(url,data,options)
}

import {getRecommend} from 'api/recommend'    //引入recommend.js中的getRecomend方法
 import {ERR_OK} from 'api/config'        //引入recommend.js中的getRecomend方法
 import Slider from 'base/slider/slider'
 export default {
  data() {
   return{
   recommends : []
  }
 },
 created(){
    this._getRecommend()
  },
  methods:{
    _getRecommend() {               
    getRecommend().then((res)=>{
    if(res.code === ERR_OK){
    this.recommends = res.data.slider
   }
   })
   },
 }
}

url += '&' + k + '=' + encodeURIComponent(value)

for(var k in data) {
  let value = data[k] !== undefined? data[k] : ''
  url += '&' + k + '=' + encodeURIComponent(value)
 }

const url = 'https://c.y.qq.com/musichall/fcgi-bin/fcg_yqqhomepagerecommend.fcg'

const url = 'https://m.y.qq.com/musichall/fcgi-bin/fcg_yqqhomepagerecommend.fcg'