135 lines
3.9 KiB
TypeScript
135 lines
3.9 KiB
TypeScript
import { HealthType } from '@blockworks-foundation/mango-v4'
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import Switch from '@components/forms/Switch'
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import { LinkButton } from '@components/shared/Button'
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import HealthImpact from '@components/shared/HealthImpact'
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import Tooltip from '@components/shared/Tooltip'
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import { PencilIcon } from '@heroicons/react/20/solid'
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import mangoStore from '@store/mangoStore'
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import { useMemo } from 'react'
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import { useTranslation } from 'react-i18next'
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const set = mangoStore.getState().set
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const SwapSummaryInfo = ({
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walletSwap,
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setShowSettings,
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}: {
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walletSwap: boolean
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setShowSettings: (show: boolean) => void
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}) => {
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const { t } = useTranslation(['swap'])
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const {
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margin: useMargin,
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slippage,
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inputBank,
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outputBank,
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amountIn: amountInFormValue,
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amountOut: amountOutFormValue,
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swapOrTrigger,
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} = mangoStore((s) => s.swap)
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const maintProjectedHealth = useMemo(() => {
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const group = mangoStore.getState().group
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const mangoAccount = mangoStore.getState().mangoAccount.current
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if (
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!inputBank ||
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!mangoAccount ||
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!outputBank ||
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!amountInFormValue ||
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!amountOutFormValue ||
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!group
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)
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return 100
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const simulatedHealthRatio =
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mangoAccount.simHealthRatioWithTokenPositionUiChanges(
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group,
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[
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{
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mintPk: inputBank.mint,
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uiTokenAmount: parseFloat(amountInFormValue) * -1,
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},
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{
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mintPk: outputBank.mint,
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uiTokenAmount: parseFloat(amountOutFormValue),
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},
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],
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HealthType.maint,
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)
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return simulatedHealthRatio > 100
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? 100
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: simulatedHealthRatio < 0
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? 0
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: Math.trunc(simulatedHealthRatio)
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}, [inputBank, outputBank, amountInFormValue, amountOutFormValue])
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const estSlippage = useMemo(() => {
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const { group } = mangoStore.getState()
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const amountIn = parseFloat(amountInFormValue) || 0
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if (!group || !inputBank || amountIn <= 0) return 0
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const value = amountIn * inputBank.uiPrice
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const slippage = group.getPriceImpactByTokenIndex(
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inputBank.tokenIndex,
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value,
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)
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return slippage
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}, [amountInFormValue, inputBank])
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const handleSetMargin = () => {
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set((s) => {
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s.swap.margin = !s.swap.margin
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s.swap.amountIn = ''
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s.swap.amountOut = ''
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})
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}
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return (
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<div className="space-y-2">
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{!walletSwap ? (
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<HealthImpact maintProjectedHealth={maintProjectedHealth} />
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) : null}
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{swapOrTrigger === 'swap' ? (
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<>
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{!walletSwap ? (
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<div className="flex items-center justify-between">
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<Tooltip content={t('swap:tooltip-margin')}>
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<p className="tooltip-underline text-sm text-th-fgd-3">
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{t('swap:margin')}
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</p>
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</Tooltip>
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<Switch
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className="text-th-fgd-3"
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checked={useMargin}
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onChange={handleSetMargin}
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small
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/>
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</div>
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) : null}
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<div className="flex items-center justify-between">
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<p className="text-sm text-th-fgd-3">{t('swap:max-slippage')}</p>
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<LinkButton
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className="flex items-center text-right font-mono text-sm font-normal text-th-fgd-2"
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onClick={() => setShowSettings(true)}
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>
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<span className="mr-1.5">{slippage}%</span>
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<PencilIcon className="h-4 w-4" />
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</LinkButton>
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</div>
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</>
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) : null}
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{estSlippage ? (
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<>
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<div className="flex items-center justify-between">
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<p className="text-sm text-th-fgd-3">{t('trade:est-slippage')}</p>
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<span className="font-mono text-th-fgd-2">
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{estSlippage.toFixed(2)}%
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</span>
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</div>
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</>
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) : null}
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</div>
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)
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}
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export default SwapSummaryInfo
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