tradingview-2:10

datafeed.js

    getBars: async(symbolInfo, resolution, onHistoryCallback, onErrorCallback, first) =>{
        try{
            if (resolution==='1D') {
                resolution = 1440;
            }
            const response2 = await axios.post(Bitquery.endpoint, {
                query: Bitquery.GET_COIN_BARS,
                variables: {
                    "from": new Date("2021-06-20T07:23:21.000Z").toISOString(),
                    "to": new Date("2021-06-23T15:23:21.000Z").toISOString(),
                    "interval": Number(resolution),
                    "tokenAddress": symbolInfo.ticker
                },
                mode: 'cors',
                headers: {
                    "Content-Type": "application/json",
                    "X-API-KEY": "YOUR UNIQUE API"
                }
            })

            const bars = response2.data.data.ethereum.dexTrades.map(el => ({
                time: new Date(el.timeInterval.minute).getTime(), // date string in api response
                low: el.low,
                high: el.high,
                open: Number(el.open),
                close: Number(el.close),
                volume: el.volume
            }))

            if (bars.length){
                onHistoryCallback(bars, {noData: false}); 
            }else{
                onHistoryCallback(bars, {noData: true}); 
            }

        } catch(err){
            console.log({err})
            // onErrorCallback(err)
        }
    },