538 lines
18 KiB
TypeScript
538 lines
18 KiB
TypeScript
import { useState, useCallback, useEffect, useMemo } from 'react'
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import { PublicKey } from '@solana/web3.js'
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import {
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ArrowDownIcon,
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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 NumberFormat, {
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NumberFormatValues,
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SourceInfo,
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} from 'react-number-format'
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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 TokenSelect from './TokenSelect'
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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 } 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 useJupiterRoutes from './useJupiterRoutes'
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import SwapSettings from './SwapSettings'
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import SheenLoader from '../shared/SheenLoader'
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import { HealthType } from '@blockworks-foundation/mango-v4'
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import {
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INPUT_TOKEN_DEFAULT,
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MANGO_MINT,
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OUTPUT_TOKEN_DEFAULT,
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SIZE_INPUT_UI_KEY,
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USDC_MINT,
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} 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 useLocalStorageState from 'hooks/useLocalStorageState'
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import SwapSlider from './SwapSlider'
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import TokenVaultWarnings from '@components/shared/TokenVaultWarnings'
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import MaxSwapAmount from './MaxSwapAmount'
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import PercentageSelectButtons from './PercentageSelectButtons'
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import Tooltip from '@components/shared/Tooltip'
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import useIpAddress from 'hooks/useIpAddress'
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const MAX_DIGITS = 11
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export const withValueLimit = (values: NumberFormatValues): boolean => {
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return values.floatValue
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? values.floatValue.toFixed(0).length <= MAX_DIGITS
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: true
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}
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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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const [selectedRoute, setSelectedRoute] = useState<RouteInfo>()
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const [animateSwitchArrow, setAnimateSwitchArrow] = useState(0)
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const [showTokenSelect, setShowTokenSelect] = useState('')
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const [showSettings, setShowSettings] = useState(false)
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const [showConfirm, setShowConfirm] = useState(false)
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const { group } = useMangoGroup()
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const [swapFormSizeUi] = useLocalStorageState(SIZE_INPUT_UI_KEY, 'Slider')
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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 } = 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 } = useJupiterRoutes({
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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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})
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const setAmountInFormValue = useCallback(
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(amountIn: string, setSwapMode?: boolean) => {
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set((s) => {
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s.swap.amountIn = amountIn
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if (!parseFloat(amountIn)) {
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s.swap.amountOut = ''
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}
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if (setSwapMode) {
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s.swap.swapMode = 'ExactIn'
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}
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})
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},
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[]
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)
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const setAmountOutFormValue = useCallback((amountOut: string) => {
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set((s) => {
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s.swap.amountOut = amountOut
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if (!parseFloat(amountOut)) {
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s.swap.amountIn = ''
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}
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})
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}, [])
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/*
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Once a route is returned from the Jupiter API, use the inAmount or outAmount
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depending on the swapMode and set those values in state
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*/
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useEffect(() => {
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if (bestRoute) {
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setSelectedRoute(bestRoute)
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if (inputBank && swapMode === 'ExactOut') {
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const inAmount = new Decimal(bestRoute.inAmount)
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.div(10 ** inputBank.mintDecimals)
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.toString()
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setAmountInFormValue(inAmount)
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} else if (outputBank && swapMode === 'ExactIn') {
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const outAmount = new Decimal(bestRoute.outAmount)
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.div(10 ** outputBank.mintDecimals)
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.toString()
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setAmountOutFormValue(outAmount)
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}
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}
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}, [bestRoute, swapMode, inputBank, outputBank])
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/*
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If the use margin setting is toggled, clear the form values
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*/
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useEffect(() => {
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setAmountInFormValue('')
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setAmountOutFormValue('')
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}, [useMargin, setAmountInFormValue, setAmountOutFormValue])
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const handleAmountInChange = useCallback(
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(e: NumberFormatValues, info: SourceInfo) => {
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if (info.source !== 'event') return
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if (swapMode === 'ExactOut') {
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set((s) => {
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s.swap.swapMode = 'ExactIn'
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})
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}
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setAmountInFormValue(e.value)
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},
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[swapMode, setAmountInFormValue]
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)
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const handleAmountOutChange = useCallback(
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(e: NumberFormatValues, info: SourceInfo) => {
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if (info.source !== 'event') return
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if (swapMode === 'ExactIn') {
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set((s) => {
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s.swap.swapMode = 'ExactOut'
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})
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}
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setAmountOutFormValue(e.value)
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},
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[swapMode, setAmountOutFormValue]
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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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})
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}
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setShowTokenSelect('')
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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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})
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}
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setShowTokenSelect('')
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}, [])
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const handleSwitchTokens = useCallback(() => {
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if (amountInAsDecimal?.gt(0) && amountOutAsDecimal.gte(0)) {
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setAmountInFormValue(amountOutAsDecimal.toString())
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}
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const inputBank = mangoStore.getState().swap.inputBank
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const outputBank = mangoStore.getState().swap.outputBank
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set((s) => {
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s.swap.inputBank = outputBank
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s.swap.outputBank = inputBank
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})
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setAnimateSwitchArrow(
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(prevanimateSwitchArrow) => prevanimateSwitchArrow + 1
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)
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}, [setAmountInFormValue, amountOutAsDecimal, amountInAsDecimal])
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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 !!amountInAsDecimal.toNumber() && connected && !selectedRoute
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}, [amountInAsDecimal, connected, selectedRoute])
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return (
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<ContentBox
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hidePadding
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// showBackground
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className="relative overflow-hidden border-x-0 md:border-l md:border-r-0 md:border-t-0 md:border-b-0"
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>
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<div className="px-6 pb-8 pt-3">
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<Transition
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className="thin-scroll absolute top-0 left-0 z-10 h-full w-full overflow-auto 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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maintProjectedHealth={maintProjectedHealth}
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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('')}
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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="flex items-center justify-end">
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<div id="swap-step-one">
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<IconButton
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className="-mr-2 text-th-fgd-3"
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hideBg
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onClick={() => setShowSettings(true)}
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size="small"
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>
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<Cog8ToothIcon className="h-4 w-4" />
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</IconButton>
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</div>
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</div>
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<div className="mb-2 flex items-end justify-between">
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<p className="text-th-fgd-2 lg:text-base">{t('swap:pay')}</p>
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<MaxSwapAmount
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useMargin={useMargin}
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setAmountIn={(v) => setAmountInFormValue(v, true)}
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/>
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</div>
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<div className="mb-3 grid grid-cols-2" id="swap-step-two">
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<div className="col-span-1 rounded-lg rounded-r-none border border-r-0 border-th-input-border bg-th-input-bkg">
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<TokenSelect
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bank={
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inputBank || group?.banksMapByName.get(INPUT_TOKEN_DEFAULT)?.[0]
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}
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showTokenList={setShowTokenSelect}
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type="input"
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/>
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</div>
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<div className="col-span-1 flex h-[54px]">
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<NumberFormat
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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={inputBank?.mintDecimals || 6}
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name="amountIn"
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id="amountIn"
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className="w-full rounded-l-none rounded-r-lg border border-th-input-border bg-th-input-bkg p-3 text-right font-mono text-base font-bold text-th-fgd-1 focus:outline-none lg:text-lg xl:text-xl"
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placeholder="0.00"
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value={amountInFormValue}
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onValueChange={handleAmountInChange}
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isAllowed={withValueLimit}
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/>
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</div>
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</div>
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<div className="-mb-2 flex justify-center">
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<button
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className="rounded-full border border-th-bkg-4 p-1.5 text-th-fgd-3 md:hover:text-th-active"
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onClick={handleSwitchTokens}
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>
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<ArrowDownIcon
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className="h-5 w-5"
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style={
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animateSwitchArrow % 2 == 0
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? { transform: 'rotate(0deg)' }
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: { transform: 'rotate(360deg)' }
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}
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/>
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</button>
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</div>
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<p className="mb-2 text-th-fgd-2 lg:text-base">{t('swap:receive')}</p>
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<div id="swap-step-three" className="mb-3 grid grid-cols-2">
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<div className="col-span-1 rounded-lg rounded-r-none border border-r-0 border-th-input-border bg-th-input-bkg">
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<TokenSelect
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bank={
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outputBank ||
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group?.banksMapByName.get(OUTPUT_TOKEN_DEFAULT)?.[0]
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}
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showTokenList={setShowTokenSelect}
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type="output"
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/>
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</div>
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<div className="flex h-[54px] w-full items-center justify-end rounded-r-lg border border-th-input-border text-right text-lg font-bold text-th-fgd-3 xl:text-xl">
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{loadingSwapDetails ? (
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<div className="w-full">
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<SheenLoader className="flex flex-1 rounded-l-none">
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<div className="h-[52px] w-full rounded-r-lg bg-th-bkg-4" />
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</SheenLoader>
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</div>
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) : (
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<NumberFormat
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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={outputBank?.mintDecimals || 6}
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name="amountOut"
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id="amountOut"
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className="w-full rounded-l-none rounded-r-lg bg-th-input-bkg p-3 text-right font-mono text-base font-bold text-th-fgd-1 focus:outline-none lg:text-lg xl:text-xl"
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placeholder="0.00"
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value={amountOutFormValue}
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onValueChange={handleAmountOutChange}
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/>
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)}
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</div>
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</div>
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{swapFormSizeUi === 'Slider' ? (
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<SwapSlider
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useMargin={useMargin}
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amount={amountInAsDecimal.toNumber()}
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onChange={(v) => setAmountInFormValue(v, true)}
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step={1 / 10 ** (inputBank?.mintDecimals || 6)}
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/>
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) : (
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<PercentageSelectButtons
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amountIn={amountInAsDecimal.toString()}
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setAmountIn={(v) => setAmountInFormValue(v, true)}
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useMargin={useMargin}
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/>
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)}
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{ipAllowed ? (
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<SwapFormSubmitButton
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loadingSwapDetails={loadingSwapDetails}
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useMargin={useMargin}
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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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) : (
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<div className="mt-6 flex-grow">
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<div className="flex">
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<Button disabled className="flex-grow">
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<span>
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{t('country-not-allowed', {
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country: ipCountry ? `(${ipCountry})` : '(Unknown)',
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})}
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</span>
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</Button>
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</div>
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</div>
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)}
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{group && inputBank ? (
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<div className="mt-4">
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<TokenVaultWarnings bank={inputBank} />
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</div>
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) : null}
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<div className="mt-4 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 justify-between">
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<Tooltip content={t('trade:tooltip-slippage')} delay={250}>
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<p className="tooltip-underline text-sm text-th-fgd-3">
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Est. {t('swap:slippage')}
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</p>
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</Tooltip>
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<p className="text-right font-mono text-sm text-th-fgd-2">
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{selectedRoute?.priceImpactPct
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? selectedRoute?.priceImpactPct * 100 < 0.1
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? '<0.1%'
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: `${(selectedRoute?.priceImpactPct * 100).toFixed(2)}%`
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: '–'}
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</p>
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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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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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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 } = 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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!amountIn.toNumber() || !connected || showInsufficientBalance || !amountOut
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return (
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<Button
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onClick={() => setShowConfirm(true)}
|
||
className="mt-6 flex w-full items-center justify-center text-base"
|
||
disabled={disabled}
|
||
size="large"
|
||
>
|
||
{connected ? (
|
||
showInsufficientBalance ? (
|
||
<div className="flex items-center">
|
||
<ExclamationCircleIcon className="mr-2 h-5 w-5 flex-shrink-0" />
|
||
{t('swap:insufficient-balance', {
|
||
symbol: inputSymbol,
|
||
})}
|
||
</div>
|
||
) : loadingSwapDetails ? (
|
||
<Loading />
|
||
) : disabled ? (
|
||
<div className="flex items-center">
|
||
<ExclamationCircleIcon className="mr-2 h-5 w-5 flex-shrink-0" />
|
||
No routes found
|
||
</div>
|
||
) : (
|
||
<span>{t('swap:review-swap')}</span>
|
||
)
|
||
) : (
|
||
<div className="flex items-center">
|
||
<LinkIcon className="mr-2 h-5 w-5" />
|
||
{t('connect')}
|
||
</div>
|
||
)}
|
||
</Button>
|
||
)
|
||
}
|