acc9c84e2e
* Configure functions module to allow absolute imports * Convert common imports in functions to be absolute * Convert common imports in web to be absolute * Convert lib imports in web to be absolute * Convert hooks imports in web to be absolute * Convert components imports in web to be absolute
115 lines
3.3 KiB
TypeScript
115 lines
3.3 KiB
TypeScript
import { DatumValue } from '@nivo/core'
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import { ResponsiveLine } from '@nivo/line'
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import dayjs from 'dayjs'
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import { memo } from 'react'
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import { Bet } from 'common/bet'
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import { getInitialProbability } from 'common/calculate'
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import { Binary, CPMM, DPM, FullContract } from 'common/contract'
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import { useBetsWithoutAntes } from 'web/hooks/use-bets'
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import { useWindowSize } from 'web/hooks/use-window-size'
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export const ContractProbGraph = memo(function ContractProbGraph(props: {
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contract: FullContract<DPM | CPMM, Binary>
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bets: Bet[]
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height?: number
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}) {
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const { contract, height } = props
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const { resolutionTime, closeTime } = contract
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const bets = useBetsWithoutAntes(contract, props.bets).filter(
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(b) => !b.isRedemption
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)
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const startProb = getInitialProbability(contract)
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const times = [
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contract.createdTime,
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...bets.map((bet) => bet.createdTime),
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].map((time) => new Date(time))
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const probs = [startProb, ...bets.map((bet) => bet.probAfter)]
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const isClosed = !!closeTime && Date.now() > closeTime
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const latestTime = dayjs(
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resolutionTime && isClosed
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? Math.min(resolutionTime, closeTime)
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: isClosed
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? closeTime
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: resolutionTime ?? Date.now()
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)
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if (resolutionTime || isClosed) {
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times.push(latestTime.toDate())
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probs.push(probs[probs.length - 1])
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} else {
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// Add a fake datapoint in future so the line continues horizontally
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// to the right.
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times.push(latestTime.add(1, 'month').toDate())
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probs.push(probs[probs.length - 1])
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}
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const points = probs.map((prob, i) => ({ x: times[i], y: prob * 100 }))
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const data = [{ id: 'Yes', data: points, color: '#11b981' }]
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const yTickValues = [0, 25, 50, 75, 100]
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const { width } = useWindowSize()
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const numXTickValues = !width || width < 800 ? 2 : 5
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const hoursAgo = latestTime.subtract(5, 'hours')
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const startDate = dayjs(times[0]).isBefore(hoursAgo)
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? times[0]
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: hoursAgo.toDate()
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const lessThanAWeek = dayjs(startDate).add(1, 'week').isAfter(latestTime)
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return (
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<div
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className="w-full overflow-hidden"
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style={{ height: height ?? (!width || width >= 800 ? 350 : 250) }}
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>
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<ResponsiveLine
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data={data}
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yScale={{ min: 0, max: 100, type: 'linear' }}
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yFormat={formatPercent}
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gridYValues={yTickValues}
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axisLeft={{
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tickValues: yTickValues,
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format: formatPercent,
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}}
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xScale={{
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type: 'time',
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min: startDate,
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max: latestTime.toDate(),
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}}
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xFormat={(d) => formatTime(+d.valueOf(), lessThanAWeek)}
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axisBottom={{
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tickValues: numXTickValues,
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format: (time) => formatTime(+time, lessThanAWeek),
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}}
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colors={{ datum: 'color' }}
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pointSize={bets.length > 100 ? 0 : 10}
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pointBorderWidth={1}
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pointBorderColor="#fff"
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enableSlices="x"
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enableGridX={!!width && width >= 800}
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enableArea
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margin={{ top: 20, right: 28, bottom: 22, left: 40 }}
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/>
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</div>
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)
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})
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function formatPercent(y: DatumValue) {
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return `${Math.round(+y.toString())}%`
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}
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function formatTime(time: number, includeTime: boolean) {
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const d = dayjs(time)
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if (d.isSame(Date.now(), 'day')) return d.format('ha')
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if (includeTime) return dayjs(time).format('MMM D, ha')
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return dayjs(time).format('MMM D')
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}
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