manifold/web/components/bet-summary.tsx

122 lines
4.0 KiB
TypeScript

import { sumBy } from 'lodash'
import clsx from 'clsx'
import { Bet } from 'web/lib/firebase/bets'
import { formatMoney, formatWithCommas } from 'common/util/format'
import { Col } from './layout/col'
import { Contract } from 'web/lib/firebase/contracts'
import { Row } from './layout/row'
import { YesLabel, NoLabel } from './outcome-label'
import {
calculatePayout,
getContractBetMetrics,
getProbability,
} from 'common/calculate'
import { InfoTooltip } from './info-tooltip'
import { ProfitBadge } from './profit-badge'
export function BetsSummary(props: {
contract: Contract
userBets: Bet[]
className?: string
}) {
const { contract, className } = props
const { resolution, outcomeType } = contract
const isBinary = outcomeType === 'BINARY'
const bets = props.userBets.filter((b) => !b.isAnte)
const { profitPercent, payout, profit, invested, hasShares } =
getContractBetMetrics(contract, bets)
const excludeSales = bets.filter((b) => !b.isSold && !b.sale)
const yesWinnings = sumBy(excludeSales, (bet) =>
calculatePayout(contract, bet, 'YES')
)
const noWinnings = sumBy(excludeSales, (bet) =>
calculatePayout(contract, bet, 'NO')
)
const position = yesWinnings - noWinnings
const outcome = hasShares ? (position > 0 ? 'YES' : 'NO') : undefined
const prob = isBinary ? getProbability(contract) : 0
const expectation = prob * yesWinnings + (1 - prob) * noWinnings
if (bets.length === 0) return <></>
return (
<Col className={clsx(className, 'gap-4')}>
<Row className="flex-wrap gap-4 sm:flex-nowrap sm:gap-6">
{resolution ? (
<Col>
<div className="text-sm text-gray-500">Payout</div>
<div className="whitespace-nowrap">
{formatMoney(payout)}{' '}
<ProfitBadge profitPercent={profitPercent} />
</div>
</Col>
) : isBinary ? (
<Col>
<div className="whitespace-nowrap text-sm text-gray-500">
Position{' '}
<InfoTooltip
text={`Number of shares you own on net. 1 ${outcome} share = M$1 if the market resolves ${outcome}.`}
/>
</div>
<div className="whitespace-nowrap">
{position > 1e-7 ? (
<>
<YesLabel /> {formatWithCommas(position)}
</>
) : position < -1e-7 ? (
<>
<NoLabel /> {formatWithCommas(-position)}
</>
) : (
'——'
)}
</div>
</Col>
) : (
<Col>
<div className="whitespace-nowrap text-sm text-gray-500">
Expectation{''}
<InfoTooltip text="The estimated payout of your position using the current market probability." />
</div>
<div className="whitespace-nowrap">{formatMoney(payout)}</div>
</Col>
)}
<Col className="hidden sm:inline">
<div className="whitespace-nowrap text-sm text-gray-500">
Invested{' '}
<InfoTooltip text="Cash currently invested in this market." />
</div>
<div className="whitespace-nowrap">{formatMoney(invested)}</div>
</Col>
{isBinary && !resolution && (
<Col>
<div className="whitespace-nowrap text-sm text-gray-500">
Expectation{' '}
<InfoTooltip text="The estimated payout of your position using the current market probability." />
</div>
<div className="whitespace-nowrap">{formatMoney(expectation)}</div>
</Col>
)}
<Col>
<div className="whitespace-nowrap text-sm text-gray-500">
Profit{' '}
<InfoTooltip text="Includes both realized & unrealized gains/losses." />
</div>
<div className="whitespace-nowrap">
{formatMoney(profit)}
<ProfitBadge profitPercent={profitPercent} />
</div>
</Col>
</Row>
</Col>
)
}