85 lines
2.4 KiB
TypeScript
85 lines
2.4 KiB
TypeScript
import { Serum3Market } from '@blockworks-foundation/mango-v4'
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import ButtonGroup from '@components/forms/ButtonGroup'
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import mangoStore from '@store/mangoStore'
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import { useCallback, useMemo, useState } from 'react'
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import { notify } from 'utils/notifications'
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const SpotButtonGroup = () => {
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const side = mangoStore((s) => s.tradeForm.side)
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const selectedMarket = mangoStore((s) => s.selectedMarket.current)
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const mangoAccount = mangoStore((s) => s.mangoAccount.current)
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const tradeForm = mangoStore((s) => s.tradeForm)
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const [sizePercentage, setSizePercentage] = useState('')
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const leverageMax = useMemo(() => {
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const group = mangoStore.getState().group
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if (!mangoAccount || !group || !selectedMarket) return 100
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if (!(selectedMarket instanceof Serum3Market)) return 100
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try {
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if (side === 'buy') {
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return mangoAccount.getMaxQuoteForSerum3BidUi(
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group,
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selectedMarket.serumMarketExternal
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)
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} else {
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return mangoAccount.getMaxBaseForSerum3AskUi(
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group,
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selectedMarket.serumMarketExternal
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)
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}
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} catch (e) {
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console.error('SpotSlider: ', e)
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notify({
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type: 'error',
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title: 'Error calculating max leverage.',
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})
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return 0
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}
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}, [side, selectedMarket, mangoAccount])
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const handleSizePercentage = useCallback(
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(percentage: string) => {
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const set = mangoStore.getState().set
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setSizePercentage(percentage)
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const size = leverageMax * (Number(percentage) / 100)
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set((s) => {
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if (s.tradeForm.side === 'buy') {
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s.tradeForm.quoteSize = size.toString()
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if (Number(s.tradeForm.price)) {
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s.tradeForm.baseSize = (
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size / parseFloat(s.tradeForm.price)
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).toString()
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} else {
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s.tradeForm.baseSize = ''
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}
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} else if (s.tradeForm.side === 'sell') {
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s.tradeForm.baseSize = size.toString()
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if (Number(s.tradeForm.price)) {
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s.tradeForm.quoteSize = (
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size * parseFloat(s.tradeForm.price)
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).toString()
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}
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}
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})
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},
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[side, selectedMarket, mangoAccount]
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)
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return (
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<div className="w-full px-4">
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<ButtonGroup
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activeValue={sizePercentage}
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onChange={(p) => handleSizePercentage(p)}
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values={['25', '50', '75', '100']}
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unit="%"
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/>
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</div>
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)
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}
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export default SpotButtonGroup
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