66 lines
1.8 KiB
TypeScript
66 lines
1.8 KiB
TypeScript
import {
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Bank,
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OracleProvider,
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PerpMarket,
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Serum3Market,
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} from '@blockworks-foundation/mango-v4'
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import mangoStore from '@store/mangoStore'
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import { useMemo } from 'react'
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import { formatTokenSymbol } from 'utils/tokens'
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import useSelectedMarket from './useSelectedMarket'
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export const getOracleProvider = (
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marketOrBank: PerpMarket | Serum3Market | Bank,
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) => {
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let marketOrBase: PerpMarket | Bank
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let name: string
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if (marketOrBank instanceof Bank) {
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marketOrBase = marketOrBank
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name = formatTokenSymbol(marketOrBank.name)
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} else if (marketOrBank instanceof PerpMarket) {
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marketOrBase = marketOrBank
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name = marketOrBank.name.split('-')[0]
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} else {
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const group = mangoStore.getState().group
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if (!group) return ['Unavailable', '']
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const baseBank = group.getFirstBankByTokenIndex(marketOrBank.baseTokenIndex)
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marketOrBase = baseBank
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name = formatTokenSymbol(baseBank.name)
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}
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if (name === 'RENDER') {
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name = 'RNDR'
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}
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switch (marketOrBase.oracleProvider) {
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case OracleProvider.Pyth:
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return [
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'Pyth',
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`https://pyth.network/price-feeds/crypto-${name.toLowerCase()}-usd`,
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]
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case OracleProvider.Switchboard:
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return [
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'Switchboard',
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`https://app.switchboard.xyz/solana/mainnet/feed/${marketOrBase.oracle.toString()}`,
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]
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case OracleProvider.Stub:
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return ['Stub', '']
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default:
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return ['Unknown', '']
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}
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}
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//will use selected market from mango store if no bank provided
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const useOracleProvider = (bank?: Bank) => {
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const { selectedMarket } = useSelectedMarket()
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const [oracleProvider, oracleLinkPath] = useMemo(() => {
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if (!selectedMarket) return ['', '']
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return getOracleProvider(bank || selectedMarket)
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}, [selectedMarket, bank])
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return { oracleProvider, oracleLinkPath }
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}
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export default useOracleProvider
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