389 lines
14 KiB
TypeScript
389 lines
14 KiB
TypeScript
import { HealthType } from '@blockworks-foundation/mango-v4'
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import {
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ArrowLeftIcon,
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ArrowUpLeftIcon,
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ArrowUpTrayIcon,
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ExclamationCircleIcon,
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} from '@heroicons/react/20/solid'
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import Decimal from 'decimal.js'
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import { useTranslation } from 'next-i18next'
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import React, { useCallback, useMemo, useState } from 'react'
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import NumberFormat from 'react-number-format'
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import mangoStore from '@store/mangoStore'
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import {
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BORROW_REPAY_MODAL_INNER_HEIGHT,
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INPUT_TOKEN_DEFAULT,
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TOKEN_REDUCE_ONLY_OPTIONS,
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} from './../utils/constants'
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import { notify } from './../utils/notifications'
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import ActionTokenList from './account/ActionTokenList'
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import ButtonGroup from './forms/ButtonGroup'
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import Label from './forms/Label'
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import Button from './shared/Button'
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import InlineNotification from './shared/InlineNotification'
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import Loading from './shared/Loading'
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import { EnterBottomExitBottom, FadeInFadeOut } from './shared/Transitions'
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import { withValueLimit } from './swap/MarketSwapForm'
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import { getMaxWithdrawForBank } from './swap/useTokenMax'
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import MaxAmountButton from '@components/shared/MaxAmountButton'
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import HealthImpactTokenChange from '@components/HealthImpactTokenChange'
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import Tooltip from '@components/shared/Tooltip'
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import useMangoAccount from 'hooks/useMangoAccount'
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import useMangoGroup from 'hooks/useMangoGroup'
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import TokenVaultWarnings from '@components/shared/TokenVaultWarnings'
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import { useWallet } from '@solana/wallet-adapter-react'
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import FormatNumericValue from './shared/FormatNumericValue'
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import { floorToDecimal } from 'utils/numbers'
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import BankAmountWithValue from './shared/BankAmountWithValue'
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import useBanksWithBalances from 'hooks/useBanksWithBalances'
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import { isMangoError } from 'types'
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import TokenListButton from './shared/TokenListButton'
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import TokenLogo from './shared/TokenLogo'
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import SecondaryConnectButton from './shared/SecondaryConnectButton'
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import { handleInputChange } from 'utils/account'
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interface BorrowFormProps {
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onSuccess: () => void
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token?: string
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}
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export const ACCOUNT_ACTIONS_NUMBER_FORMAT_CLASSES =
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'w-full rounded-lg rounded-l-none border border-th-input-border bg-th-input-bkg p-3 text-right font-mono text-xl text-th-fgd-1 focus-visible:border-th-fgd-4 focus:outline-none md:hover:border-th-input-border-hover md:hover:focus-visible:border-th-fgd-4'
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function BorrowForm({ onSuccess, token }: BorrowFormProps) {
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const { t } = useTranslation('common')
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const { group } = useMangoGroup()
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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 { mangoAccount } = useMangoAccount()
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const { connected, publicKey } = useWallet()
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const banks = useBanksWithBalances('maxBorrow')
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const borrowBanks = useMemo(() => {
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if (!banks || !banks.length) return []
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return banks.filter(
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(b) => b.bank.reduceOnly === TOKEN_REDUCE_ONLY_OPTIONS.DISABLED,
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)
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}, [banks])
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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 tokenMax = useMemo(() => {
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const group = mangoStore.getState().group
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if (!group || !bank || !mangoAccount) return new Decimal(0)
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const amount = getMaxWithdrawForBank(group, bank, mangoAccount, true)
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return amount && amount.gt(0) ? new Decimal(amount) : new Decimal(0)
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}, [mangoAccount, bank])
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const tokenBalance = useMemo(() => {
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if (!bank || !mangoAccount) return new Decimal(0)
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const balance = new Decimal(mangoAccount.getTokenBalanceUi(bank))
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return balance.gt(0) ? balance : new Decimal(0)
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}, [bank, mangoAccount])
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const isBorrow = parseFloat(inputAmount) > tokenBalance.toNumber()
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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 = floorToDecimal(
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new Decimal(percentage).div(100).mul(tokenMax),
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bank.mintDecimals,
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)
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setInputAmount(amount.toFixed())
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},
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[tokenMax, bank],
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)
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const setMax = useCallback(() => {
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if (!bank) return
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const max = floorToDecimal(tokenMax, bank.mintDecimals)
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setInputAmount(max.toFixed())
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handleSizePercentage('100')
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}, [bank, tokenMax, handleSizePercentage])
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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 handleBorrow = useCallback(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 || !publicKey) return
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setSubmitting(true)
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try {
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const { signature: tx, slot } = await client.tokenWithdraw(
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group,
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mangoAccount,
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bank!.mint,
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Number(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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await actions.reloadMangoAccount(slot)
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actions.fetchWalletTokens(publicKey)
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setSubmitting(false)
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onSuccess()
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} catch (e) {
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console.error(e)
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setSubmitting(false)
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if (!isMangoError(e)) return
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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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}
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}, [bank, inputAmount, onSuccess, publicKey])
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const initHealth = useMemo(() => {
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return group && mangoAccount
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? mangoAccount.getHealthRatioUi(group, HealthType.init)
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: 100
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}, [mangoAccount, group])
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const showInsufficientBalance = Number(inputAmount)
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? tokenMax.lt(inputAmount)
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: false
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return (
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<>
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<EnterBottomExitBottom
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className="absolute bottom-0 left-0 z-20 h-full w-full overflow-auto rounded-lg bg-th-bkg-1 p-6"
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show={showTokenList}
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>
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<BackButton onClick={() => setShowTokenList(false)} />
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<h2 className="mb-4 text-center text-lg">{t('select-borrow-token')}</h2>
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<div className="flex items-center px-4 pb-2">
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<div className="w-1/4">
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<p className="text-xs">{t('token')}</p>
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</div>
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<div className="w-1/4 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="w-1/2 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={borrowBanks}
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onSelect={handleSelectToken}
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showBorrowRates
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valueKey="maxBorrow"
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/>
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</EnterBottomExitBottom>
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<FadeInFadeOut show={!showTokenList}>
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<div
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className="flex flex-col justify-between"
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style={{ height: BORROW_REPAY_MODAL_INNER_HEIGHT }}
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>
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<div>
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{initHealth <= 0 ? (
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<div className="mb-4">
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<InlineNotification
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type="error"
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desc="You have no available collateral to borrow against."
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/>
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</div>
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) : null}
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{bank ? <TokenVaultWarnings bank={bank} type="borrow" /> : null}
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<div className="grid grid-cols-2">
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<div className="col-span-2 flex justify-between">
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<Label text={`${t('borrow')} ${t('token')}`} />
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{bank ? (
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<MaxAmountButton
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className="mb-2"
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decimals={bank.mintDecimals}
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label={t('max')}
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onClick={setMax}
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value={tokenMax}
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/>
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) : null}
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</div>
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<div className="col-span-1">
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<TokenListButton
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token={selectedToken}
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logo={<TokenLogo bank={bank} />}
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setShowList={setShowTokenList}
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/>
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</div>
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<div className="col-span-1">
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<NumberFormat
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name="amountIn"
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id="amountIn"
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inputMode="decimal"
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thousandSeparator=","
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allowNegative={false}
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isNumericString={true}
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decimalScale={bank?.mintDecimals || 6}
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className={ACCOUNT_ACTIONS_NUMBER_FORMAT_CLASSES}
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placeholder="0.00"
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value={inputAmount}
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onValueChange={(values, source) =>
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handleInputChange(
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values,
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source,
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setInputAmount,
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setSizePercentage,
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)
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}
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isAllowed={withValueLimit}
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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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className="font-mono"
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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={Number(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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{bank ? (
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<div className="my-6 space-y-1.5 border-y border-th-bkg-3 px-2 py-4">
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<HealthImpactTokenChange
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mintPk={bank.mint}
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uiAmount={Number(inputAmount)}
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/>
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<div className="flex justify-between">
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<p>{t('withdraw-amount')}</p>
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{isBorrow ? (
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<BankAmountWithValue amount={tokenBalance} bank={bank} />
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) : (
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<BankAmountWithValue
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amount={inputAmount}
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bank={bank}
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fixDecimals={!!inputAmount}
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/>
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)}
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</div>
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<div className="flex justify-between">
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<p>{t('borrow-amount')}</p>
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<BankAmountWithValue
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amount={
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isBorrow
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? Number(inputAmount) - tokenBalance.toNumber()
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: 0
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}
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bank={bank}
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fixDecimals={isBorrow}
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/>
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</div>
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<div className="flex justify-between">
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<Tooltip
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content={t('loan-origination-fee-tooltip', {
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fee: `${(
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bank.loanOriginationFeeRate.toNumber() * 100
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).toFixed(3)}%`,
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})}
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>
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<p className="tooltip-underline">
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{t('loan-origination-fee')}
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</p>
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</Tooltip>
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<p className="font-mono text-th-fgd-2">
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{isBorrow ? (
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<>
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<FormatNumericValue
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value={
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bank.loanOriginationFeeRate.toNumber() *
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(parseFloat(inputAmount) - tokenBalance.toNumber())
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}
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decimals={bank.mintDecimals}
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/>{' '}
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<span className="font-body text-th-fgd-4">
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{bank.name}
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</span>
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</>
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) : (
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'N/A'
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)}
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</p>
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</div>
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</div>
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) : null}
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</div>
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{connected ? (
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<Button
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onClick={handleBorrow}
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className="flex w-full items-center justify-center"
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disabled={connected && (!inputAmount || showInsufficientBalance)}
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size="large"
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>
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{submitting ? (
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<Loading className="mr-2 h-5 w-5" />
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) : showInsufficientBalance ? (
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<div className="flex items-center">
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<ExclamationCircleIcon className="mr-2 h-5 w-5 shrink-0" />
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{t('swap:insufficient-collateral')}
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</div>
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) : isBorrow || !inputAmount ? (
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<div className="flex items-center">
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<ArrowUpLeftIcon className="mr-2 h-5 w-5" />
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{tokenBalance.toNumber()
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? `${t('withdraw')} & ${t('borrow')}`
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: t('borrow')}
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</div>
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) : (
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<div className="flex items-center">
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<ArrowUpTrayIcon className="mr-2 h-5 w-5" />
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{t('withdraw')}
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</div>
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)}
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</Button>
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) : (
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<SecondaryConnectButton
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className="flex w-full items-center justify-center"
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isLarge
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/>
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)}
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</div>
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</FadeInFadeOut>
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</>
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)
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}
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export default BorrowForm
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export const BackButton = ({ onClick }: { onClick: (x: boolean) => void }) => {
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return (
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<button
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onClick={() => onClick(false)}
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className="absolute left-4 top-4 z-40 w-6 text-th-fgd-4 focus:outline-none focus-visible:text-th-active md:right-2 md:top-2 md:hover:text-th-active"
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>
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<ArrowLeftIcon className={`h-6 w-6`} />
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</button>
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)
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}
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