40 lines
1.1 KiB
TypeScript
40 lines
1.1 KiB
TypeScript
import { HealthType } from '@blockworks-foundation/mango-v4'
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import { PublicKey } from '@solana/web3.js'
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import { useMemo } from 'react'
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import mangoStore from '@store/mangoStore'
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import HealthImpact from './shared/HealthImpact'
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const HealthImpactTokenChange = ({
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uiAmount,
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isDeposit,
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mintPk,
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}: {
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uiAmount: number
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isDeposit?: boolean
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mintPk: PublicKey
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}) => {
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const maintProjectedHealth = useMemo(() => {
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const mangoAccount = mangoStore.getState().mangoAccount.current
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const group = mangoStore.getState().group
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if (!group || !mangoAccount) return 0
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const uiTokenAmount = isDeposit ? uiAmount : uiAmount * -1
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const projectedHealth =
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mangoAccount.simHealthRatioWithTokenPositionUiChanges(
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group,
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[{ mintPk, uiTokenAmount }],
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HealthType.maint,
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)
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return projectedHealth! > 100
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? 100
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: projectedHealth! < 0
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? 0
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: Math.trunc(projectedHealth!)
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}, [mintPk, uiAmount, isDeposit])
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return <HealthImpact maintProjectedHealth={maintProjectedHealth} />
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}
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export default HealthImpactTokenChange
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