260 lines
8.7 KiB
TypeScript
260 lines
8.7 KiB
TypeScript
import React, { useCallback, useMemo, useState } from 'react'
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import useMangoStore from '../stores/useMangoStore'
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import usePrevious from '../hooks/usePrevious'
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import useInterval from '../hooks/useInterval'
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import ChartApi from '../utils/chartDataConnector'
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import UiLock from './UiLock'
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import ManualRefresh from './ManualRefresh'
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import useOraclePrice from '../hooks/useOraclePrice'
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import DayHighLow from './DayHighLow'
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import { useEffect } from 'react'
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import { formatUsdValue, usdFormatter } from '../utils'
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import { PerpMarket } from '@blockworks-foundation/mango-client'
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import BN from 'bn.js'
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import { useViewport } from '../hooks/useViewport'
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import { breakpoints } from './TradePageGrid'
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const SECONDS = 1000
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function calculateFundingRate(perpStats, perpMarket) {
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const oldestStat = perpStats[perpStats.length - 1]
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const latestStat = perpStats[0]
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if (!latestStat || !(perpMarket instanceof PerpMarket)) return 0.0
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// Averaging long and short funding excludes socialized loss
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const startFunding =
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(parseFloat(oldestStat.longFunding) + parseFloat(oldestStat.shortFunding)) /
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2
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const endFunding =
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(parseFloat(latestStat.longFunding) + parseFloat(latestStat.shortFunding)) /
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2
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const fundingDifference = endFunding - startFunding
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const fundingInQuoteDecimals =
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fundingDifference / Math.pow(10, perpMarket.quoteDecimals)
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const avgPrice =
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(parseFloat(latestStat.baseOraclePrice) +
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parseFloat(oldestStat.baseOraclePrice)) /
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2
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const basePriceInBaseLots = avgPrice * perpMarket.baseLotsToNumber(new BN(1))
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return (fundingInQuoteDecimals / basePriceInBaseLots) * 100
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}
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function parseOpenInterest(perpMarket: PerpMarket) {
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if (!(perpMarket instanceof PerpMarket)) return 0
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return perpMarket.baseLotsToNumber(perpMarket.openInterest) / 2
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}
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const MarketDetails = () => {
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const oraclePrice = useOraclePrice()
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const groupConfig = useMangoStore((s) => s.selectedMangoGroup.config)
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const marketConfig = useMangoStore((s) => s.selectedMarket.config)
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const selectedMarket = useMangoStore((s) => s.selectedMarket.current)
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const baseSymbol = marketConfig.baseSymbol
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const selectedMarketName = marketConfig.name
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const isPerpMarket = marketConfig.kind === 'perp'
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const previousMarketName: string = usePrevious(selectedMarketName)
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const mangoAccount = useMangoStore((s) => s.selectedMangoAccount.current)
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const connected = useMangoStore((s) => s.wallet.connected)
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const { width } = useViewport()
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const isMobile = width ? width < breakpoints.sm : false
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const [ohlcv, setOhlcv] = useState(null)
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const [, setLoading] = useState(false)
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const [perpStats, setPerpStats] = useState([])
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const [perpVolume, setPerpVolume] = useState(0)
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const change = ohlcv ? ((ohlcv.c[0] - ohlcv.o[0]) / ohlcv.o[0]) * 100 : ''
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// const volume = ohlcv ? ohlcv.v[0] : '--'
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const fetchPerpStats = useCallback(async () => {
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const urlParams = new URLSearchParams({ mangoGroup: groupConfig.name })
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urlParams.append('market', selectedMarketName)
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const perpStats = await fetch(
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`https://mango-stats-v3.herokuapp.com/perp/funding_rate?` + urlParams
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)
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const parsedPerpStats = await perpStats.json()
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const perpVolume = await fetch(
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`https://event-history-api.herokuapp.com/stats/perps/${marketConfig.publicKey.toString()}`
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)
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const parsedPerpVolume = await perpVolume.json()
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setPerpVolume(parsedPerpVolume?.data?.volume)
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setPerpStats(parsedPerpStats)
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}, [selectedMarketName])
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useInterval(() => {
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if (isPerpMarket) {
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fetchPerpStats()
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}
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}, 120 * SECONDS)
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useEffect(() => {
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if (isPerpMarket) {
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fetchPerpStats()
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}
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}, [isPerpMarket, fetchPerpStats])
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const fetchOhlcv = useCallback(async () => {
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if (!selectedMarketName) return
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// calculate from and to date (0:00UTC to 23:59:59UTC)
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const date = new Date()
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const utcFrom = new Date(
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Date.UTC(
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date.getFullYear(),
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date.getUTCMonth(),
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date.getUTCDate(),
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0,
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0,
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0
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)
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)
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const utcTo = new Date(
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Date.UTC(
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date.getFullYear(),
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date.getUTCMonth(),
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date.getUTCDate(),
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23,
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59,
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59
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)
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)
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const from = utcFrom.getTime() / 1000
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const to = utcTo.getTime() / 1000
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const ohlcv = await ChartApi.getOhlcv(selectedMarketName, '1D', from, to)
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if (ohlcv) {
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setOhlcv(ohlcv)
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setLoading(false)
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}
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}, [selectedMarketName])
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useInterval(async () => {
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fetchOhlcv()
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}, 5000)
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useMemo(() => {
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if (previousMarketName !== selectedMarketName) {
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setLoading(true)
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}
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}, [selectedMarketName])
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return (
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<div
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className={`flex flex-col relative md:pb-2 md:pt-6 md:px-3 lg:flex-row lg:items-center lg:justify-between`}
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>
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<div className="flex flex-col lg:flex-row lg:items-center">
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<div className="hidden md:block md:pb-4 md:pr-6 lg:pb-0">
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<div className="flex items-center">
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<img
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alt=""
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width="24"
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height="24"
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src={`/assets/icons/${baseSymbol.toLowerCase()}.svg`}
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className={`mr-2.5`}
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/>
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<div className="font-semibold pr-0.5 text-xl">{baseSymbol}</div>
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<span className="text-th-fgd-4 text-xl">
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{isPerpMarket ? '-' : '/'}
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</span>
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<div className="font-semibold pl-0.5 text-xl">
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{isPerpMarket ? 'PERP' : groupConfig.quoteSymbol}
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</div>
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</div>
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</div>
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<div className="grid grid-flow-row grid-cols-1 md:grid-cols-2 gap-3 lg:grid-flow-col lg:grid-rows-1 lg:gap-6">
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<div className="flex items-center justify-between md:block">
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<div className="text-th-fgd-3 tiny-text pb-0.5">Oracle price</div>
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<div className="font-semibold text-th-fgd-1 md:text-xs">
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{oraclePrice ? formatUsdValue(oraclePrice) : '--'}
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</div>
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</div>
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<div className="flex items-center justify-between md:block">
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<div className="text-th-fgd-3 tiny-text pb-0.5">Daily Change</div>
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{change || change === 0 ? (
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<div
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className={`font-semibold md:text-xs ${
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change > 0
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? `text-th-green`
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: change < 0
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? `text-th-red`
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: `text-th-fgd-1`
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}`}
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>
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{change.toFixed(2) + '%'}
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</div>
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) : (
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<MarketDataLoader />
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)}
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</div>
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{isPerpMarket ? (
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<div className="flex items-center justify-between md:block">
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<div className="text-th-fgd-3 tiny-text pb-0.5">24hr Volume</div>
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<div className="font-semibold text-th-fgd-1 md:text-xs">
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{perpVolume ? (
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usdFormatter(perpVolume, 0)
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) : (
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<MarketDataLoader />
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)}
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</div>
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</div>
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) : null}
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{isPerpMarket && selectedMarket instanceof PerpMarket ? (
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<>
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<div className="flex items-center justify-between md:block">
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<div className="text-th-fgd-3 tiny-text pb-0.5">
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Avg Funding Rate (1h)
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</div>
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<div className="font-semibold text-th-fgd-1 md:text-xs">
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{selectedMarket ? (
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`${calculateFundingRate(perpStats, selectedMarket)?.toFixed(
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4
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)}%`
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) : (
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<MarketDataLoader />
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)}
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</div>
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</div>
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<div className="flex items-center justify-between md:block">
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<div className="text-th-fgd-3 tiny-text pb-0.5">
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Open Interest
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</div>
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<div className="font-semibold text-th-fgd-1 md:text-xs">
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{selectedMarket ? (
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`${parseOpenInterest(
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selectedMarket as PerpMarket
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)} ${baseSymbol}`
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) : (
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<MarketDataLoader />
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)}
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</div>
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</div>
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</>
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) : null}
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<DayHighLow
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high={ohlcv?.h[0]}
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low={ohlcv?.l[0]}
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latest={oraclePrice?.toNumber()}
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/>
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</div>
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</div>
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<div className="absolute right-4 bottom-0 sm:bottom-auto lg:right-6 flex items-center justify-end">
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{!isMobile ? <UiLock /> : null}
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{!isMobile && connected && mangoAccount ? (
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<ManualRefresh className="pl-2" />
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) : null}
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</div>
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</div>
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)
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}
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export default MarketDetails
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export const MarketDataLoader = () => (
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<div className="animate-pulse bg-th-bkg-3 h-3.5 mt-0.5 w-10 rounded-sm" />
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)
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