70 lines
2.1 KiB
TypeScript
70 lines
2.1 KiB
TypeScript
import { useEffect, useState } from 'react'
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import { IDS, MangoClient } from '@blockworks-foundation/mango-client'
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import { PublicKey, Connection } from '@solana/web3.js'
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import useConnection from './useConnection'
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import { DEFAULT_MANGO_GROUP } from '../utils/mango'
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const useMangoStats = () => {
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const [stats, setStats] = useState([
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{
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symbol: '',
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hourly: '',
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depositInterest: 0,
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borrowInterest: 0,
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totalDeposits: 0,
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totalBorrows: 0,
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utilization: '0',
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},
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])
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const [latestStats, setLatestStats] = useState<any[]>([])
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const { cluster } = useConnection()
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useEffect(() => {
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const fetchStats = async () => {
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const response = await fetch(
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`https://mango-stats.herokuapp.com?mangoGroup=BTC_ETH_SOL_SRM_USDC`
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)
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const stats = await response.json()
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setStats(stats)
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}
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fetchStats()
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}, [])
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useEffect(() => {
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const getLatestStats = async () => {
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const client = new MangoClient()
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const connection = new Connection(
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IDS.cluster_urls[cluster],
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'singleGossip'
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)
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const assets = IDS[cluster].mango_groups?.[DEFAULT_MANGO_GROUP]?.symbols
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const mangoGroupId =
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IDS[cluster].mango_groups?.[DEFAULT_MANGO_GROUP]?.mango_group_pk
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if (!mangoGroupId) return
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const mangoGroupPk = new PublicKey(mangoGroupId)
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const mangoGroup = await client.getMangoGroup(connection, mangoGroupPk)
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const latestStats = Object.keys(assets).map((symbol, index) => {
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const totalDeposits = mangoGroup.getUiTotalDeposit(index)
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const totalBorrows = mangoGroup.getUiTotalBorrow(index)
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return {
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time: new Date(),
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symbol,
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totalDeposits,
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totalBorrows,
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depositInterest: mangoGroup.getDepositRate(index) * 100,
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borrowInterest: mangoGroup.getBorrowRate(index) * 100,
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utilization: totalDeposits > 0.0 ? totalBorrows / totalDeposits : 0.0,
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}
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})
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setLatestStats(latestStats)
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}
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getLatestStats()
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}, [cluster])
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return { latestStats, stats }
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}
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export default useMangoStats
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