376 lines
11 KiB
TypeScript
376 lines
11 KiB
TypeScript
import {
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useState,
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useCallback,
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useEffect,
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useMemo,
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Dispatch,
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SetStateAction,
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} from 'react'
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import {
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ArrowDownIcon,
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ExclamationCircleIcon,
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LinkIcon,
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} from '@heroicons/react/20/solid'
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import { NumberFormatValues, SourceInfo } 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 useDebounce from '../shared/useDebounce'
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import { MANGO_MINT, SIZE_INPUT_UI_KEY, USDC_MINT } from '../../utils/constants'
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import { useWallet } from '@solana/wallet-adapter-react'
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import { RouteInfo } from 'types/jupiter'
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import useLocalStorageState from 'hooks/useLocalStorageState'
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import SwapSlider from './SwapSlider'
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import PercentageSelectButtons from './PercentageSelectButtons'
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import BuyTokenInput from './BuyTokenInput'
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import SellTokenInput from './SellTokenInput'
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import Button from '@components/shared/Button'
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import { Transition } from '@headlessui/react'
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import SwapReviewRouteInfo from './SwapReviewRouteInfo'
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import useIpAddress from 'hooks/useIpAddress'
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import { useTranslation } from 'react-i18next'
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import useQuoteRoutes from './useQuoteRoutes'
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import { useTokenMax } from './useTokenMax'
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import Loading from '@components/shared/Loading'
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import InlineNotification from '@components/shared/InlineNotification'
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type MarketSwapFormProps = {
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setShowTokenSelect: Dispatch<SetStateAction<'input' | 'output' | undefined>>
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}
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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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export const NUMBER_FORMAT_CLASSNAMES =
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'w-full rounded-r-lg h-[56px] box-border pb-4 border-l border-th-bkg-2 bg-th-input-bkg px-3 text-right font-mono text-xl text-th-fgd-1 focus:outline-none md:hover:bg-th-bkg-1'
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const set = mangoStore.getState().set
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const MarketSwapForm = ({ setShowTokenSelect }: MarketSwapFormProps) => {
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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 [animateSwitchArrow, setAnimateSwitchArrow] = useState(0)
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const [showConfirm, setShowConfirm] = useState(false)
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const [swapFormSizeUi] = useLocalStorageState(SIZE_INPUT_UI_KEY, 'slider')
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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 { connected, publicKey } = useWallet()
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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 { ipAllowed, ipCountry } = useIpAddress()
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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 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(
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(amountOut: string, setSwapMode?: boolean) => {
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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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if (setSwapMode) {
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s.swap.swapMode = 'ExactOut'
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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 handleAmountInChange = useCallback(
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(e: NumberFormatValues, info: SourceInfo) => {
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if (info.source !== 'event') return
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setAmountInFormValue(e.value)
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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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},
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[outputBank, setAmountInFormValue, swapMode],
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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 handleMax = useCallback(
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(amountIn: string) => {
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setAmountInFormValue(amountIn, true)
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},
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[setAmountInFormValue],
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)
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const handleRepay = useCallback(
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(amountOut: string) => {
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setAmountOutFormValue(amountOut, true)
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},
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[setAmountInFormValue],
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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 (typeof bestRoute !== 'undefined') {
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setSelectedRoute(bestRoute)
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if (inputBank && swapMode === 'ExactOut' && bestRoute) {
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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' && bestRoute) {
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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 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 loadingSwapDetails: boolean = useMemo(() => {
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return (
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!!(amountInAsDecimal.toNumber() || amountOutAsDecimal.toNumber()) &&
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connected &&
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typeof selectedRoute === 'undefined'
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)
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}, [amountInAsDecimal, amountOutAsDecimal, connected, selectedRoute])
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return (
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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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</div>
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<SellTokenInput
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handleAmountInChange={handleAmountInChange}
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setShowTokenSelect={setShowTokenSelect}
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handleMax={handleMax}
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/>
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<div className="my-2 flex justify-center">
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<button
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className="rounded-full border border-th-fgd-4 p-1.5 text-th-fgd-3 focus-visible:border-th-active md:hover:border-th-active 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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<BuyTokenInput
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handleAmountOutChange={handleAmountOutChange}
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loading={loadingSwapDetails}
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setShowTokenSelect={setShowTokenSelect}
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handleRepay={handleRepay}
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/>
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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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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={selectedRoute ? amountOutAsDecimal.toNumber() : undefined}
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/>
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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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</>
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)
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}
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export default MarketSwapForm
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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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