416 lines
13 KiB
TypeScript
416 lines
13 KiB
TypeScript
import { useState, useCallback, useMemo, useEffect } from 'react'
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import { PublicKey } from '@solana/web3.js'
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import {
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Cog8ToothIcon,
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ExclamationCircleIcon,
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LinkIcon,
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} from '@heroicons/react/20/solid'
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import Decimal from 'decimal.js'
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import mangoStore from '@store/mangoStore'
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import ContentBox from '../shared/ContentBox'
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import SwapReviewRouteInfo from './SwapReviewRouteInfo'
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import useDebounce from '../shared/useDebounce'
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import { useTranslation } from 'next-i18next'
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import SwapFormTokenList from './SwapFormTokenList'
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import { Transition } from '@headlessui/react'
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import Button, { IconButton, LinkButton } from '../shared/Button'
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import Loading from '../shared/Loading'
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import { EnterBottomExitBottom } from '../shared/Transitions'
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import useQuoteRoutes from './useQuoteRoutes'
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import { HealthType } from '@blockworks-foundation/mango-v4'
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import { MANGO_MINT, SWAP_MARGIN_KEY, USDC_MINT } from '../../utils/constants'
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import { useTokenMax } from './useTokenMax'
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import HealthImpact from '@components/shared/HealthImpact'
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import { useWallet } from '@solana/wallet-adapter-react'
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import useMangoAccount from 'hooks/useMangoAccount'
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import { RouteInfo } from 'types/jupiter'
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import useMangoGroup from 'hooks/useMangoGroup'
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import TokenVaultWarnings from '@components/shared/TokenVaultWarnings'
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import useIpAddress from 'hooks/useIpAddress'
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import SwapSettings from './SwapSettings'
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import InlineNotification from '@components/shared/InlineNotification'
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import Tooltip from '@components/shared/Tooltip'
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import TabUnderline from '@components/shared/TabUnderline'
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import MarketSwapForm from './MarketSwapForm'
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import LimitSwapForm from './LimitSwapForm'
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import Switch from '@components/forms/Switch'
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import useLocalStorageState from 'hooks/useLocalStorageState'
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const set = mangoStore.getState().set
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const SwapForm = () => {
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const { t } = useTranslation(['common', 'swap', 'trade'])
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//initial state is undefined null is returned on error
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const [selectedRoute, setSelectedRoute] = useState<RouteInfo | null>()
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const [showTokenSelect, setShowTokenSelect] = useState<'input' | 'output'>()
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const [showSettings, setShowSettings] = useState(false)
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const [showConfirm, setShowConfirm] = useState(false)
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const [swapOrLimit, setSwapOrLimit] = useState('swap')
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const { group } = useMangoGroup()
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const [, setSavedSwapMargin] = useLocalStorageState<boolean>(
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SWAP_MARGIN_KEY,
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true,
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)
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const { ipAllowed, ipCountry } = useIpAddress()
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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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swapMode,
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} = mangoStore((s) => s.swap)
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const [debouncedAmountIn] = useDebounce(amountInFormValue, 300)
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const [debouncedAmountOut] = useDebounce(amountOutFormValue, 300)
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const { mangoAccount } = useMangoAccount()
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const { connected, publicKey } = useWallet()
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const amountInAsDecimal: Decimal | null = useMemo(() => {
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return Number(debouncedAmountIn)
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? new Decimal(debouncedAmountIn)
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: new Decimal(0)
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}, [debouncedAmountIn])
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const amountOutAsDecimal: Decimal | null = useMemo(() => {
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return Number(debouncedAmountOut)
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? new Decimal(debouncedAmountOut)
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: new Decimal(0)
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}, [debouncedAmountOut])
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const { bestRoute, routes } = useQuoteRoutes({
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inputMint: inputBank?.mint.toString() || USDC_MINT,
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outputMint: outputBank?.mint.toString() || MANGO_MINT,
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amount: swapMode === 'ExactIn' ? debouncedAmountIn : debouncedAmountOut,
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slippage,
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swapMode,
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wallet: publicKey?.toBase58(),
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})
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const handleTokenInSelect = useCallback((mintAddress: string) => {
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const group = mangoStore.getState().group
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if (group) {
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const bank = group.getFirstBankByMint(new PublicKey(mintAddress))
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set((s) => {
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s.swap.inputBank = bank
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s.swap.limitPrice = ''
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})
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}
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setShowTokenSelect(undefined)
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}, [])
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const handleTokenOutSelect = useCallback((mintAddress: string) => {
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const group = mangoStore.getState().group
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if (group) {
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const bank = group.getFirstBankByMint(new PublicKey(mintAddress))
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set((s) => {
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s.swap.outputBank = bank
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s.swap.limitPrice = ''
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})
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}
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setShowTokenSelect(undefined)
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}, [])
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const maintProjectedHealth = useMemo(() => {
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const group = mangoStore.getState().group
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if (
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!inputBank ||
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!mangoAccount ||
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!outputBank ||
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!amountOutAsDecimal ||
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!group
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)
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return 0
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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: amountInAsDecimal.toNumber() * -1,
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},
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{
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mintPk: outputBank.mint,
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uiTokenAmount: amountOutAsDecimal.toNumber(),
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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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}, [
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mangoAccount,
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inputBank,
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outputBank,
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amountInAsDecimal,
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amountOutAsDecimal,
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])
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const loadingSwapDetails: boolean = useMemo(() => {
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return (
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!!(amountInAsDecimal.toNumber() || amountOutAsDecimal.toNumber()) &&
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swapOrLimit === 'swap' &&
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connected &&
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typeof selectedRoute === 'undefined'
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)
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}, [
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amountInAsDecimal,
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amountOutAsDecimal,
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connected,
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selectedRoute,
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swapOrLimit,
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])
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const handleSwapOrLimit = useCallback(
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(orderType: string) => {
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setSwapOrLimit(orderType)
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},
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[outputBank, set, setSwapOrLimit],
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)
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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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})
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}
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useEffect(() => {
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setSavedSwapMargin(useMargin)
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}, [useMargin])
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return (
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<ContentBox
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hidePadding
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className="relative overflow-hidden border-x-0 bg-th-bkg-1 md:border-l md:border-r-0 md:border-t-0 md:border-b-0"
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>
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<div>
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<Transition
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className="absolute top-0 right-0 z-10 h-full w-full bg-th-bkg-1 pb-0"
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show={showConfirm}
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enter="transition ease-in duration-300"
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enterFrom="-translate-x-full"
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enterTo="translate-x-0"
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leave="transition ease-out duration-300"
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leaveFrom="translate-x-0"
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leaveTo="-translate-x-full"
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>
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<SwapReviewRouteInfo
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onClose={() => setShowConfirm(false)}
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amountIn={amountInAsDecimal}
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slippage={slippage}
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routes={routes}
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selectedRoute={selectedRoute}
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setSelectedRoute={setSelectedRoute}
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/>
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</Transition>
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<EnterBottomExitBottom
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className="thin-scroll absolute bottom-0 left-0 z-10 h-full w-full overflow-auto bg-th-bkg-1 p-6 pb-0"
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show={!!showTokenSelect}
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>
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<SwapFormTokenList
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onClose={() => setShowTokenSelect(undefined)}
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onTokenSelect={
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showTokenSelect === 'input'
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? handleTokenInSelect
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: handleTokenOutSelect
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}
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type={showTokenSelect}
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useMargin={useMargin}
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/>
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</EnterBottomExitBottom>
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<EnterBottomExitBottom
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className="thin-scroll absolute bottom-0 left-0 z-10 h-full w-full overflow-auto bg-th-bkg-1 p-6 pb-0"
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show={showSettings}
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>
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<SwapSettings onClose={() => setShowSettings(false)} />
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</EnterBottomExitBottom>
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<div className="relative p-6">
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<div className="mb-6">
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<TabUnderline
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activeValue={swapOrLimit}
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values={['swap', 'trade:stop-loss']}
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onChange={(v) => handleSwapOrLimit(v)}
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/>
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</div>
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<div className="absolute right-4 top-4">
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<IconButton
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className="text-th-fgd-3"
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hideBg
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onClick={() => setShowSettings(true)}
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>
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<Cog8ToothIcon className="h-5 w-5" />
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</IconButton>
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</div>
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{swapOrLimit === 'swap' ? (
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<MarketSwapForm
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bestRoute={bestRoute}
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selectedRoute={selectedRoute}
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setSelectedRoute={setSelectedRoute}
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setShowTokenSelect={setShowTokenSelect}
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/>
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) : (
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<LimitSwapForm setShowTokenSelect={setShowTokenSelect} />
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)}
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{ipAllowed ? (
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swapOrLimit === 'swap' ? (
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<SwapFormSubmitButton
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loadingSwapDetails={loadingSwapDetails}
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useMargin={useMargin}
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selectedRoute={selectedRoute}
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setShowConfirm={setShowConfirm}
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amountIn={amountInAsDecimal}
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inputSymbol={inputBank?.name}
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amountOut={
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selectedRoute ? amountOutAsDecimal.toNumber() : undefined
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}
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/>
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) : null
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) : (
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<Button
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disabled
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className="mt-6 mb-4 w-full leading-tight"
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size="large"
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>
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{t('country-not-allowed', {
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country: ipCountry ? `(${ipCountry})` : '',
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})}
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</Button>
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)}
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{group && inputBank ? (
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<TokenVaultWarnings bank={inputBank} type="swap" />
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) : null}
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{inputBank &&
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inputBank.areBorrowsReduceOnly() &&
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inputBank.areDepositsReduceOnly() ? (
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<div className="pb-4">
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<InlineNotification
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type="warning"
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desc={t('swap:input-reduce-only-warning', {
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symbol: inputBank.name,
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})}
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/>
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</div>
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) : null}
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{outputBank &&
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outputBank.areBorrowsReduceOnly() &&
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outputBank.areDepositsReduceOnly() ? (
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<div className="pb-4">
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<InlineNotification
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type="warning"
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desc={t('swap:output-reduce-only-warning', {
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symbol: outputBank.name,
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})}
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/>
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</div>
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) : null}
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<div className="space-y-2">
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<div id="swap-step-four">
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<HealthImpact maintProjectedHealth={maintProjectedHealth} />
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</div>
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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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<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="text-right font-mono text-sm font-normal text-th-fgd-2 underline underline-offset-2 md:hover:no-underline"
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onClick={() => setShowSettings(true)}
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>
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{slippage}%
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</LinkButton>
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</div>
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</div>
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</div>
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</div>
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</ContentBox>
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)
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}
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export default SwapForm
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const SwapFormSubmitButton = ({
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amountIn,
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amountOut,
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inputSymbol,
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loadingSwapDetails,
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selectedRoute,
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setShowConfirm,
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useMargin,
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}: {
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amountIn: Decimal
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amountOut: number | undefined
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inputSymbol: string | undefined
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loadingSwapDetails: boolean
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selectedRoute: RouteInfo | undefined | null
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setShowConfirm: (x: boolean) => void
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useMargin: boolean
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}) => {
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const { t } = useTranslation('common')
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const { connected, connect } = useWallet()
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const { amount: tokenMax, amountWithBorrow } = useTokenMax(useMargin)
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const showInsufficientBalance = useMargin
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? amountWithBorrow.lt(amountIn)
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: tokenMax.lt(amountIn)
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const disabled =
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connected &&
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(!amountIn.toNumber() ||
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showInsufficientBalance ||
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!amountOut ||
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!selectedRoute)
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const onClick = connected ? () => setShowConfirm(true) : connect
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return (
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<>
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<Button
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onClick={onClick}
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className="mt-6 mb-4 flex w-full items-center justify-center text-base"
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disabled={disabled}
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size="large"
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>
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{connected ? (
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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 flex-shrink-0" />
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{t('swap:insufficient-balance', {
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symbol: inputSymbol,
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})}
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</div>
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) : loadingSwapDetails ? (
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<Loading />
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) : (
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<span>{t('swap:review-swap')}</span>
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)
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) : (
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<div className="flex items-center">
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<LinkIcon className="mr-2 h-5 w-5" />
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{t('connect')}
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</div>
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)}
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</Button>
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{selectedRoute === null && amountIn.gt(0) ? (
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<div className="mb-4">
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<InlineNotification type="error" desc={t('swap:no-swap-found')} />
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</div>
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) : null}
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</>
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)
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}
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