import clsx from 'clsx'
import React, { useEffect, useState } from 'react'
import { clamp, partition, sum, sumBy } from 'lodash'
import { useUser } from 'web/hooks/use-user'
import { CPMMBinaryContract, PseudoNumericContract } from 'common/contract'
import { Col } from './layout/col'
import { Row } from './layout/row'
import { Spacer } from './layout/spacer'
import {
formatMoney,
formatMoneyWithDecimals,
formatPercent,
formatWithCommas,
} from 'common/util/format'
import { getBinaryBetStats, getBinaryCpmmBetInfo } from 'common/new-bet'
import { User } from 'web/lib/firebase/users'
import { Bet, LimitBet } from 'common/bet'
import { APIError, placeBet } from 'web/lib/firebase/api'
import { sellShares } from 'web/lib/firebase/api'
import { AmountInput, BuyAmountInput } from './amount-input'
import { InfoTooltip } from './info-tooltip'
import {
BinaryOutcomeLabel,
HigherLabel,
LowerLabel,
NoLabel,
YesLabel,
} from './outcome-label'
import { getProbability } from 'common/calculate'
import { useFocus } from 'web/hooks/use-focus'
import { useUserContractBets } from 'web/hooks/use-user-bets'
import { calculateCpmmSale, getCpmmProbability } from 'common/calculate-cpmm'
import { getFormattedMappedValue } from 'common/pseudo-numeric'
import { SellRow } from './sell-row'
import { useSaveBinaryShares } from './use-save-binary-shares'
import { SignUpPrompt } from './sign-up-prompt'
import { isIOS } from 'web/lib/util/device'
import { ProbabilityOrNumericInput } from './probability-input'
import { track } from 'web/lib/service/analytics'
import { useUnfilledBets } from 'web/hooks/use-bets'
import { LimitBets } from './limit-bets'
import { PillButton } from './buttons/pill-button'
import { YesNoSelector } from './yes-no-selector'
export function BetPanel(props: {
contract: CPMMBinaryContract | PseudoNumericContract
className?: string
}) {
const { contract, className } = props
const user = useUser()
const userBets = useUserContractBets(user?.id, contract.id)
const unfilledBets = useUnfilledBets(contract.id) ?? []
const { sharesOutcome } = useSaveBinaryShares(contract, userBets)
const [isLimitOrder, setIsLimitOrder] = useState(false)
return (
{unfilledBets.length > 0 && (
)}
)
}
export function SimpleBetPanel(props: {
contract: CPMMBinaryContract | PseudoNumericContract
className?: string
selected?: 'YES' | 'NO'
hasShares?: boolean
onBetSuccess?: () => void
}) {
const { contract, className, selected, hasShares, onBetSuccess } = props
const user = useUser()
const [isLimitOrder, setIsLimitOrder] = useState(false)
const unfilledBets = useUnfilledBets(contract.id) ?? []
return (
{unfilledBets.length > 0 && (
)}
)
}
function BuyPanel(props: {
contract: CPMMBinaryContract | PseudoNumericContract
user: User | null | undefined
unfilledBets: Bet[]
hidden: boolean
selected?: 'YES' | 'NO'
onBuySuccess?: () => void
}) {
const { contract, user, unfilledBets, hidden, selected, onBuySuccess } = props
const initialProb = getProbability(contract)
const isPseudoNumeric = contract.outcomeType === 'PSEUDO_NUMERIC'
const [outcome, setOutcome] = useState<'YES' | 'NO' | undefined>(selected)
const [betAmount, setBetAmount] = useState(undefined)
const [error, setError] = useState()
const [isSubmitting, setIsSubmitting] = useState(false)
const [wasSubmitted, setWasSubmitted] = useState(false)
const [inputRef, focusAmountInput] = useFocus()
useEffect(() => {
if (selected) {
if (isIOS()) window.scrollTo(0, window.scrollY + 200)
focusAmountInput()
}
}, [selected, focusAmountInput])
function onBetChoice(choice: 'YES' | 'NO') {
setOutcome(choice)
setWasSubmitted(false)
focusAmountInput()
}
function onBetChange(newAmount: number | undefined) {
setWasSubmitted(false)
setBetAmount(newAmount)
if (!outcome) {
setOutcome('YES')
}
}
async function submitBet() {
if (!user || !betAmount) return
setError(undefined)
setIsSubmitting(true)
placeBet({
outcome,
amount: betAmount,
contractId: contract.id,
})
.then((r) => {
console.log('placed bet. Result:', r)
setIsSubmitting(false)
setWasSubmitted(true)
setBetAmount(undefined)
if (onBuySuccess) onBuySuccess()
})
.catch((e) => {
if (e instanceof APIError) {
setError(e.toString())
} else {
console.error(e)
setError('Error placing bet')
}
setIsSubmitting(false)
})
track('bet', {
location: 'bet panel',
outcomeType: contract.outcomeType,
slug: contract.slug,
contractId: contract.id,
amount: betAmount,
outcome,
isLimitOrder: false,
})
}
const betDisabled = isSubmitting || !betAmount || error
const { newPool, newP, newBet } = getBinaryCpmmBetInfo(
outcome ?? 'YES',
betAmount ?? 0,
contract,
undefined,
unfilledBets as LimitBet[]
)
const resultProb = getCpmmProbability(newPool, newP)
const probStayedSame =
formatPercent(resultProb) === formatPercent(initialProb)
const currentPayout = newBet.shares
const currentReturn = betAmount ? (currentPayout - betAmount) / betAmount : 0
const currentReturnPercent = formatPercent(currentReturn)
const totalFees = sum(Object.values(newBet.fees))
const format = getFormattedMappedValue(contract)
return (
{isPseudoNumeric ? 'Direction' : 'Outcome'}
onBetChoice(choice)}
isPseudoNumeric={isPseudoNumeric}
/>
Amount
{isPseudoNumeric ? 'Estimated value' : 'Probability'}
{probStayedSame ? (
{format(initialProb)}
) : (
{format(initialProb)}
→
{format(resultProb)}
)}
{isPseudoNumeric ? (
'Max payout'
) : (
<>
Payout if
>
)}
{formatMoney(currentPayout)}
(+{currentReturnPercent})
{user && (
)}
{wasSubmitted && Bet submitted!
}
)
}
function LimitOrderPanel(props: {
contract: CPMMBinaryContract | PseudoNumericContract
user: User | null | undefined
unfilledBets: Bet[]
hidden: boolean
onBuySuccess?: () => void
}) {
const { contract, user, unfilledBets, hidden, onBuySuccess } = props
const initialProb = getProbability(contract)
const isPseudoNumeric = contract.outcomeType === 'PSEUDO_NUMERIC'
const [betAmount, setBetAmount] = useState(undefined)
const [lowLimitProb, setLowLimitProb] = useState()
const [highLimitProb, setHighLimitProb] = useState()
const betChoice = 'YES'
const [error, setError] = useState()
const [isSubmitting, setIsSubmitting] = useState(false)
const [wasSubmitted, setWasSubmitted] = useState(false)
const rangeError =
lowLimitProb !== undefined &&
highLimitProb !== undefined &&
lowLimitProb >= highLimitProb
const outOfRangeError =
(lowLimitProb !== undefined &&
(lowLimitProb <= 0 || lowLimitProb >= 100)) ||
(highLimitProb !== undefined &&
(highLimitProb <= 0 || highLimitProb >= 100))
const hasYesLimitBet = lowLimitProb !== undefined && !!betAmount
const hasNoLimitBet = highLimitProb !== undefined && !!betAmount
const hasTwoBets = hasYesLimitBet && hasNoLimitBet
const betDisabled =
isSubmitting ||
!betAmount ||
rangeError ||
outOfRangeError ||
error ||
(!hasYesLimitBet && !hasNoLimitBet)
const yesLimitProb =
lowLimitProb === undefined
? undefined
: clamp(lowLimitProb / 100, 0.001, 0.999)
const noLimitProb =
highLimitProb === undefined
? undefined
: clamp(highLimitProb / 100, 0.001, 0.999)
const amount = betAmount ?? 0
const shares =
yesLimitProb !== undefined && noLimitProb !== undefined
? Math.min(amount / yesLimitProb, amount / (1 - noLimitProb))
: yesLimitProb !== undefined
? amount / yesLimitProb
: noLimitProb !== undefined
? amount / (1 - noLimitProb)
: 0
const yesAmount = shares * (yesLimitProb ?? 1)
const noAmount = shares * (1 - (noLimitProb ?? 0))
const profitIfBothFilled = shares - (yesAmount + noAmount)
function onBetChange(newAmount: number | undefined) {
setWasSubmitted(false)
setBetAmount(newAmount)
}
async function submitBet() {
if (!user || betDisabled) return
setError(undefined)
setIsSubmitting(true)
const betsPromise = hasTwoBets
? Promise.all([
placeBet({
outcome: 'YES',
amount: yesAmount,
limitProb: yesLimitProb,
contractId: contract.id,
}),
placeBet({
outcome: 'NO',
amount: noAmount,
limitProb: noLimitProb,
contractId: contract.id,
}),
])
: placeBet({
outcome: hasYesLimitBet ? 'YES' : 'NO',
amount: betAmount,
contractId: contract.id,
limitProb: hasYesLimitBet ? yesLimitProb : noLimitProb,
})
betsPromise
.catch((e) => {
if (e instanceof APIError) {
setError(e.toString())
} else {
console.error(e)
setError('Error placing bet')
}
setIsSubmitting(false)
})
.then((r) => {
console.log('placed bet. Result:', r)
setIsSubmitting(false)
setWasSubmitted(true)
setBetAmount(undefined)
if (onBuySuccess) onBuySuccess()
})
if (hasYesLimitBet) {
track('bet', {
location: 'bet panel',
outcomeType: contract.outcomeType,
slug: contract.slug,
contractId: contract.id,
amount: yesAmount,
outcome: 'YES',
limitProb: yesLimitProb,
isLimitOrder: true,
isRangeOrder: hasTwoBets,
})
}
if (hasNoLimitBet) {
track('bet', {
location: 'bet panel',
outcomeType: contract.outcomeType,
slug: contract.slug,
contractId: contract.id,
amount: noAmount,
outcome: 'NO',
limitProb: noLimitProb,
isLimitOrder: true,
isRangeOrder: hasTwoBets,
})
}
}
const {
currentPayout: yesPayout,
currentReturn: yesReturn,
totalFees: yesFees,
newBet: yesBet,
} = getBinaryBetStats(
'YES',
yesAmount,
contract,
yesLimitProb ?? initialProb,
unfilledBets as LimitBet[]
)
const yesReturnPercent = formatPercent(yesReturn)
const {
currentPayout: noPayout,
currentReturn: noReturn,
totalFees: noFees,
newBet: noBet,
} = getBinaryBetStats(
'NO',
noAmount,
contract,
noLimitProb ?? initialProb,
unfilledBets as LimitBet[]
)
const noReturnPercent = formatPercent(noReturn)
return (
Bet {isPseudoNumeric ? : } at
Bet {isPseudoNumeric ? : } at
{outOfRangeError && (
Limit is out of range
)}
{rangeError && !outOfRangeError && (
{isPseudoNumeric ? 'HIGHER' : 'YES'} limit must be less than{' '}
{isPseudoNumeric ? 'LOWER' : 'NO'} limit
)}
Max amount*
{(hasTwoBets || (hasYesLimitBet && yesBet.amount !== 0)) && (
{isPseudoNumeric ? (
) : (
)}{' '}
filled now
{formatMoney(yesBet.amount)} of{' '}
{formatMoney(yesBet.orderAmount ?? 0)}
)}
{(hasTwoBets || (hasNoLimitBet && noBet.amount !== 0)) && (
{isPseudoNumeric ? (
) : (
)}{' '}
filled now
{formatMoney(noBet.amount)} of{' '}
{formatMoney(noBet.orderAmount ?? 0)}
)}
{hasTwoBets && (
Profit if both orders filled
{formatMoney(profitIfBothFilled)}
)}
{hasYesLimitBet && !hasTwoBets && (
{isPseudoNumeric ? (
'Max payout'
) : (
<>
Max payout
>
)}
{formatMoney(yesPayout)}
(+{yesReturnPercent})
)}
{hasNoLimitBet && !hasTwoBets && (
{isPseudoNumeric ? (
'Max payout'
) : (
<>
Max payout
>
)}
{formatMoney(noPayout)}
(+{noReturnPercent})
)}
{(hasYesLimitBet || hasNoLimitBet) && }
{user && (
)}
{wasSubmitted && Order submitted!
}
)
}
function QuickOrLimitBet(props: {
isLimitOrder: boolean
setIsLimitOrder: (isLimitOrder: boolean) => void
}) {
const { isLimitOrder, setIsLimitOrder } = props
return (
Bet
{
setIsLimitOrder(false)
track('select quick order')
}}
>
Quick
{
setIsLimitOrder(true)
track('select limit order')
}}
>
Limit
)
}
export function SellPanel(props: {
contract: CPMMBinaryContract | PseudoNumericContract
userBets: Bet[]
shares: number
sharesOutcome: 'YES' | 'NO'
user: User
onSellSuccess?: () => void
}) {
const { contract, shares, sharesOutcome, userBets, user, onSellSuccess } =
props
const [amount, setAmount] = useState(shares)
const [error, setError] = useState()
const [isSubmitting, setIsSubmitting] = useState(false)
const [wasSubmitted, setWasSubmitted] = useState(false)
const unfilledBets = useUnfilledBets(contract.id) ?? []
const betDisabled = isSubmitting || !amount || error
// Sell all shares if remaining shares would be < 1
const sellQuantity = amount === Math.floor(shares) ? shares : amount
async function submitSell() {
if (!user || !amount) return
setError(undefined)
setIsSubmitting(true)
await sellShares({
shares: sellQuantity,
outcome: sharesOutcome,
contractId: contract.id,
})
.then((r) => {
console.log('Sold shares. Result:', r)
setIsSubmitting(false)
setWasSubmitted(true)
setAmount(undefined)
if (onSellSuccess) onSellSuccess()
})
.catch((e) => {
if (e instanceof APIError) {
setError(e.toString())
} else {
console.error(e)
setError('Error selling')
}
setIsSubmitting(false)
})
track('sell shares', {
outcomeType: contract.outcomeType,
slug: contract.slug,
contractId: contract.id,
shares: sellQuantity,
outcome: sharesOutcome,
})
}
const initialProb = getProbability(contract)
const { cpmmState, saleValue } = calculateCpmmSale(
contract,
sellQuantity ?? 0,
sharesOutcome,
unfilledBets
)
const resultProb = getCpmmProbability(cpmmState.pool, cpmmState.p)
const openUserBets = userBets.filter((bet) => !bet.isSold && !bet.sale)
const [yesBets, noBets] = partition(
openUserBets,
(bet) => bet.outcome === 'YES'
)
const [yesShares, noShares] = [
sumBy(yesBets, (bet) => bet.shares),
sumBy(noBets, (bet) => bet.shares),
]
const ownedShares = Math.round(yesShares) || Math.round(noShares)
const onAmountChange = (amount: number | undefined) => {
setAmount(amount)
// Check for errors.
if (amount !== undefined) {
if (amount > ownedShares) {
setError(`Maximum ${formatWithCommas(Math.floor(ownedShares))} shares`)
} else {
setError(undefined)
}
}
}
const { outcomeType } = contract
const isPseudoNumeric = outcomeType === 'PSEUDO_NUMERIC'
const format = getFormattedMappedValue(contract)
return (
<>
Sale proceeds
{formatMoney(saleValue)}
{isPseudoNumeric ? 'Estimated value' : 'Probability'}
{format(initialProb)}
→
{format(resultProb)}
{wasSubmitted && Sell submitted!
}
>
)
}