按条件搜索期货品种

豆粕m2409:连续10天在10日均线下方,30天内有20天在均线下方

import axios from 'axios';
import fs from 'fs-extra';
const instance = axios.create();
const api={
    //获取纯碱实时价格
    async getSaRealPrice(){
        const res=await instance.get('https://futsseapi.eastmoney.com/list/variety/115/22?callback=aaa_callback&orderBy=zdf&sort=desc&pageSize=20&pageIndex=0&callbackName=aaa_callback&token=58b2fa8f54638b60b87d69b31969089c&field=dm%2Csc%2Cname%2Cp%2Czsjd%2Czde%2Czdf%2Cf152%2Co%2Ch%2Cl%2Czjsj%2Cvol%2Ccje%2Cwp%2Cnp%2Cccl&blockName=callback&_='+(new Date().getTime()))
        const func=new Function('aaa_callback','return '+res.data)
        const data=func(function(item){return item})
        return data;
    },
    //获取纯碱每日价格
    async getSaDayPrice(code){
        const url=`https://finance.pae.baidu.com/selfselect/getstockquotation?all=1&code=${code}&isIndex=false&isBk=false&isBlock=false&isFutures=true&isStock=false&newFormat=1&ktype=1&market_type=ab&group=quotation_futures_kline&finClientType=pc`
        const res=await instance.get(url)
        return res.data.Result.newMarketData;
    },
    async test(){
        const url="https://d.10jqka.com.cn/v6/line/49_884022/01/last60.js?hexin-v=A-idlXgdGjnHFDa9SGwcVWfkv93_EU0tLnUhsaIZNGNW_YbDSiEcq36F8CLx"
        const res=await instance.post(url)
        console.log(res.data)
        const func=new Function('aaa_callback','return '+res.data)
        const data=func(function(item){return item})
        return data;
    }
}
async function getSrc(){
    const codeMap={
        '纯碱':['SA409','SA410','SA411','SA412','SA501','SA502','SA503','SA504','SA505','SA506','SA507'],
        '菜粕':['RM409','RM411','RM501','RM503','RM505','RM507'],
        '豆粕':['m2409','m2411','m2412','m2501','m2503','m2505','m2507'],
    }
    const nameMap=[]
    const codeLists=[]
    for(let name in codeMap){
        codeMap[name].forEach(function (code){
            nameMap[code]=name
            codeLists.push(code)
        })
    }
    const effectiveTime=12*60*60*1000
    const nTime=Date.now()
    const paiMingList=[]
    let codesLen=codeLists.length
    for(let i=0;i<codesLen;i++){
        const code=codeLists[i];
        const filepath='src/'+code+'.json'
        let data
        if(fs.existsSync(filepath)&&nTime-effectiveTime<fs.statSync(filepath).mtime.getTime()){
            data=fs.readJsonSync(filepath)
        }else{
            data=await api.getSaDayPrice(code)
            console.log(code,data)
            fs.outputJsonSync(filepath,data)
        }
        const dLen=30;//统计最近30天
        const lists=data.marketData.split(';').map(str=>str.split(','))
        const list20=lists.splice(lists.length-dLen,lists.length).reverse()
        let down=0
        let up=0
        let cLen=0
        list20.forEach((item,i)=>{
            const high=Number(item[data.headers.indexOf('最高')])
            const low=Number(item[data.headers.indexOf('最低')])
            const ma10avgprice=Number(item[data.headers.indexOf('ma10均价')])
            if(low>ma10avgprice){
                if(up===i){
                    cLen=up+1
                }
                up++
            }else if(high<ma10avgprice){
                if(down===i){
                    cLen=down+1
                }
                down++
            }
        })
        paiMingList.push({
            code,
            dLen,
            cLen,
            order:cLen+Math.max(up,down),
            ma10avgprice:up>down?up:-down
        })
    }
    paiMingList.sort(function (a,b){
        return b.order-a.order
    })
    const obj=paiMingList[0]
    console.log(`${nameMap[obj.code]}${obj.code}:连续${obj.cLen}天在10日均线${obj.ma10avgprice>0?'上':'下'}方,${obj.dLen}天内有${Math.abs(obj.ma10avgprice)}天在均线${obj.ma10avgprice>0?'上':'下'}方`)
    console.log(paiMingList)
}

getSrc()
export default api;