265 lines
8.8 KiB
TypeScript
265 lines
8.8 KiB
TypeScript
import {
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Bank,
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Group,
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MangoAccount,
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toUiDecimals,
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} from '@blockworks-foundation/mango-v4'
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import { ChevronDownIcon } from '@heroicons/react/solid'
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import { useTranslation } from 'next-i18next'
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import Image from 'next/image'
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import React, { ChangeEvent, useCallback, useMemo, useState } from 'react'
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import mangoStore from '../../store/mangoStore'
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import { ModalProps } from '../../types/modal'
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import { INPUT_TOKEN_DEFAULT } from '../../utils/constants'
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import { notify } from '../../utils/notifications'
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import { floorToDecimal, formatFixedDecimals } from '../../utils/numbers'
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import ActionTokenList from '../account/ActionTokenList'
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import ButtonGroup from '../forms/ButtonGroup'
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import Input from '../forms/Input'
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import Label from '../forms/Label'
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import Button, { LinkButton } from '../shared/Button'
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import HealthImpact from '../shared/HealthImpact'
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import Loading from '../shared/Loading'
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import Modal from '../shared/Modal'
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import { EnterBottomExitBottom, FadeInFadeOut } from '../shared/Transitions'
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// import { BorrowLeverageSlider } from '../swap/LeverageSlider'
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const getMaxBorrowForToken = (
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group: Group,
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mangoAccount: MangoAccount,
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bank: Bank
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) => {
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const vaultBalance = floorToDecimal(
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bank.uiDeposits() - bank.uiBorrows(),
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bank.mintDecimals
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)
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const maxBorrow = mangoAccount?.getMaxWithdrawWithBorrowForTokenUi(
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group,
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bank.mint
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)
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return Math.min(vaultBalance, floorToDecimal(maxBorrow, bank.mintDecimals))
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}
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interface BorrowModalProps {
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token?: string
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}
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type ModalCombinedProps = BorrowModalProps & ModalProps
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function BorrowModal({ isOpen, onClose, token }: ModalCombinedProps) {
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const { t } = useTranslation('common')
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const group = mangoStore((s) => s.group)
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const [inputAmount, setInputAmount] = useState('')
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const [submitting, setSubmitting] = useState(false)
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const [selectedToken, setSelectedToken] = useState(
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token || INPUT_TOKEN_DEFAULT
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)
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const [showTokenList, setShowTokenList] = useState(false)
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const [sizePercentage, setSizePercentage] = useState('')
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const jupiterTokens = mangoStore((s) => s.jupiterTokens)
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const bank = useMemo(() => {
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const group = mangoStore.getState().group
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return group?.banksMapByName.get(selectedToken)![0]
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}, [selectedToken])
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const logoUri = useMemo(() => {
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let logoURI
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if (jupiterTokens.length) {
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logoURI = jupiterTokens.find(
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(t) => t.address === bank?.mint.toString()
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)!.logoURI
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}
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return logoURI
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}, [jupiterTokens, bank])
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const mangoAccount = mangoStore((s) => s.mangoAccount.current)
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const tokenMax = useMemo(() => {
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const group = mangoStore.getState().group
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if (!group || !bank || !mangoAccount) return 0
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return getMaxBorrowForToken(group, mangoAccount, bank)
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}, [mangoAccount, bank])
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const setMax = useCallback(() => {
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setInputAmount(tokenMax.toString())
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}, [tokenMax])
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const handleSizePercentage = useCallback(
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(percentage: string) => {
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if (!bank) return
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setSizePercentage(percentage)
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const amount = (Number(percentage) / 100) * (tokenMax || 0)
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setInputAmount(floorToDecimal(amount, bank.mintDecimals).toString())
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},
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[tokenMax, bank]
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)
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const handleSelectToken = (token: string) => {
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setSelectedToken(token)
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setShowTokenList(false)
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}
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const handleWithdraw = async () => {
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const client = mangoStore.getState().client
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const group = mangoStore.getState().group
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const mangoAccount = mangoStore.getState().mangoAccount.current
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const actions = mangoStore.getState().actions
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if (!mangoAccount || !group) return
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setSubmitting(true)
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try {
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const tx = await client.tokenWithdraw(
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group,
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mangoAccount,
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bank!.mint,
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parseFloat(inputAmount),
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true
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)
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notify({
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title: 'Transaction confirmed',
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type: 'success',
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txid: tx,
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})
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actions.reloadAccount()
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} catch (e: any) {
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console.error(e)
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notify({
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title: 'Transaction failed',
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description: e.message,
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txid: e?.txid,
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type: 'error',
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})
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} finally {
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setSubmitting(false)
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onClose()
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}
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}
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const banks = useMemo(() => {
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if (mangoAccount) {
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return group?.banksMapByName
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? Array.from(group?.banksMapByName, ([key, value]) => {
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const bank = value[0]
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const maxAmount = getMaxBorrowForToken(group, mangoAccount, bank)
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return { key, value, maxAmount }
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})
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: []
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}
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return []
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}, [mangoAccount, group])
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return (
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<Modal isOpen={isOpen} onClose={onClose}>
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<EnterBottomExitBottom
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className="absolute bottom-0 left-0 z-20 h-full w-full overflow-auto bg-th-bkg-1 p-6"
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show={showTokenList}
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>
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<h2 className="mb-4 text-center">{t('select-token')}</h2>
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<div className="grid auto-cols-fr grid-flow-col px-4 pb-2">
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<div className="">
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<p className="text-xs">{t('token')}</p>
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</div>
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<div className="text-right">
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<p className="text-xs">{t('borrow-rate')}</p>
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</div>
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<div className="text-right">
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<p className="whitespace-nowrap text-xs">{t('max-borrow')}</p>
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</div>
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</div>
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<ActionTokenList
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banks={banks}
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onSelect={handleSelectToken}
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showBorrowRates
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sortByKey="maxAmount"
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valueKey="maxAmount"
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/>
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</EnterBottomExitBottom>
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<FadeInFadeOut
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className="flex h-[440px] flex-col justify-between"
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show={isOpen}
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>
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<div>
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<h2 className="mb-4 text-center">{t('borrow')}</h2>
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<div className="grid grid-cols-2 pb-6">
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<div className="col-span-2 flex justify-between">
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<Label text={t('token')} />
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<LinkButton className="mb-2 no-underline" onClick={setMax}>
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<span className="mr-1 font-normal text-th-fgd-3">
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{t('max')}:
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</span>
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<span className="mx-1 text-th-fgd-1 underline">{tokenMax}</span>
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</LinkButton>
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</div>
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<div className="col-span-1 rounded-lg rounded-r-none border border-r-0 border-th-bkg-4 bg-th-bkg-1">
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<button
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onClick={() => setShowTokenList(true)}
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className="default-transition flex h-full w-full items-center rounded-lg rounded-r-none py-2 px-3 text-th-fgd-2 hover:cursor-pointer hover:bg-th-bkg-2 hover:text-th-fgd-1"
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>
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<div className="mr-2.5 flex min-w-[24px] items-center">
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<Image
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alt=""
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width="24"
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height="24"
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src={logoUri || `/icons/${selectedToken.toLowerCase()}.svg`}
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/>
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</div>
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<div className="flex w-full items-center justify-between">
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<div className="text-xl font-bold">{selectedToken}</div>
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<ChevronDownIcon className="h-6 w-6" />
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</div>
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</button>
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</div>
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<div className="col-span-1">
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<Input
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type="text"
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name="borrow"
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id="borrow"
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className="w-full rounded-lg rounded-l-none border border-th-bkg-4 bg-th-bkg-1 p-3 text-right text-xl font-bold tracking-wider text-th-fgd-1 focus:outline-none"
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placeholder="0.00"
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value={inputAmount}
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onChange={(e: ChangeEvent<HTMLInputElement>) =>
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setInputAmount(e.target.value)
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}
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/>
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</div>
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<div className="col-span-2 mt-2">
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<ButtonGroup
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activeValue={sizePercentage}
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onChange={(p) => handleSizePercentage(p)}
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values={['10', '25', '50', '75', '100']}
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unit="%"
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/>
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</div>
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{/* <div className="col-span-2 mt-4">
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<div className="mb-2 flex items-center justify-between">
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<p className="text-th-fgd-3">{t('leverage')}</p>
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<p className="text-th-fgd-3">0.00x</p>
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</div>
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<BorrowLeverageSlider
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amount={parseFloat(inputAmount) || 0}
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tokenMax={tokenMax}
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onChange={(x) => setInputAmount(x)}
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/>
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</div> */}
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</div>
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<HealthImpact
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mintPk={bank!.mint}
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uiAmount={parseFloat(inputAmount)}
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/>
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</div>
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<Button
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onClick={handleWithdraw}
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className="flex w-full items-center justify-center"
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disabled={!inputAmount}
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size="large"
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>
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{submitting ? <Loading className="mr-2 h-5 w-5" /> : t('borrow')}
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</Button>
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</FadeInFadeOut>
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</Modal>
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)
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}
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export default BorrowModal
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