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September 1, 2021 07:48
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Centrigugo subscription to multiple tokens react
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import React, { useEffect, useState } from 'react'; | |
import Centrifuge from 'centrifuge'; | |
const Option = () => { | |
const [askPriceList, setAskPriceList] = useState([]); | |
const [askPriceT, setAskPriceT] = useState(); | |
const [connected, setConnected] = useState(0); | |
useEffect(() => { | |
const centrifuge = new Centrifuge('wss://stock-api.fnotrader.com/connection/websocket') | |
centrifuge.on('connect', function (ctx) { | |
console.log('Connected with client ID ' + ctx.client + ' over ' + ctx.transport); | |
setConnected(1); | |
}); | |
centrifuge.on('disconnect', function (ctx) { | |
console.log('Disconnected: ' + ctx.reason + (ctx.reconnect ? ", will try to reconnect" : ", won't try to reconnect")); | |
}); | |
centrifuge.connect(); | |
setTimeout(function (){ | |
centrifuge.startBatching(); | |
var channels = ["13211394", "12485890","13722370" ] | |
let muiltipleask = []; | |
for (var i in channels) { | |
var ch = channels[i]; | |
var sub = centrifuge.subscribe(ch, function(message){ | |
console.log("Got message from channel", sub.channel); | |
var t = message.data.ask.p; | |
console.log(t); | |
let tobj = {}; | |
tobj[message.channel] = t; | |
muiltipleask.push(tobj); | |
}) | |
} | |
centrifuge.stopBatching(true); | |
setAskPriceList(muiltipleask) | |
console.log(askPriceList) | |
let chh = askPriceList[0]; | |
if(chh !== undefined) { | |
if(chh[channels[0]] !== undefined) { | |
setAskPriceT(chh[channels[0]]) | |
console.log(chh[channels[0]]) | |
} | |
} | |
}, 1000) | |
},) | |
return ( | |
<div className="option-chart"> | |
<h3>This is option chart API! and the value of ASK Price is {askPriceT}</h3> | |
</div> | |
); | |
} | |
export default Option; |
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