bf8dca25b2
* Make curve configurable on generic charts * Extract SizedContainer helper component * Use new charts for stats page * Move analytics charts component * Fix up start date logic for graphs excluding data
87 lines
2.5 KiB
TypeScript
87 lines
2.5 KiB
TypeScript
import { useMemo } from 'react'
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import { last, sortBy } from 'lodash'
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import { scaleTime, scaleLinear } from 'd3-scale'
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import { curveStepAfter } from 'd3-shape'
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import { Bet } from 'common/bet'
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import { getProbability, getInitialProbability } from 'common/calculate'
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import { BinaryContract } from 'common/contract'
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import { DAY_MS } from 'common/util/time'
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import {
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TooltipProps,
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MARGIN_X,
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MARGIN_Y,
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getDateRange,
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getRightmostVisibleDate,
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formatDateInRange,
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formatPct,
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} from '../helpers'
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import { HistoryPoint, SingleValueHistoryChart } from '../generic-charts'
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import { Row } from 'web/components/layout/row'
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import { Avatar } from 'web/components/avatar'
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const getBetPoints = (bets: Bet[]) => {
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return sortBy(bets, (b) => b.createdTime).map((b) => ({
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x: new Date(b.createdTime),
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y: b.probAfter,
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obj: b,
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}))
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}
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const BinaryChartTooltip = (props: TooltipProps<Date, HistoryPoint<Bet>>) => {
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const { data, mouseX, xScale } = props
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const [start, end] = xScale.domain()
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const d = xScale.invert(mouseX)
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return (
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<Row className="items-center gap-2">
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{data.obj && <Avatar size="xs" avatarUrl={data.obj.userAvatarUrl} />}
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<span className="font-semibold">{formatDateInRange(d, start, end)}</span>
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<span className="text-greyscale-6">{formatPct(data.y)}</span>
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</Row>
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)
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}
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export const BinaryContractChart = (props: {
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contract: BinaryContract
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bets: Bet[]
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width: number
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height: number
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onMouseOver?: (p: HistoryPoint<Bet> | undefined) => void
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}) => {
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const { contract, bets, width, height, onMouseOver } = props
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const [start, end] = getDateRange(contract)
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const startP = getInitialProbability(contract)
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const endP = getProbability(contract)
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const betPoints = useMemo(() => getBetPoints(bets), [bets])
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const data = useMemo(() => {
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return [
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{ x: new Date(start), y: startP },
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...betPoints,
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{ x: new Date(end ?? Date.now() + DAY_MS), y: endP },
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]
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}, [start, startP, end, endP, betPoints])
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const rightmostDate = getRightmostVisibleDate(
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end,
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last(betPoints)?.x?.getTime(),
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Date.now()
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)
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const visibleRange = [start, rightmostDate]
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const xScale = scaleTime(visibleRange, [0, width - MARGIN_X])
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const yScale = scaleLinear([0, 1], [height - MARGIN_Y, 0])
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return (
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<SingleValueHistoryChart
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w={width}
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h={height}
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xScale={xScale}
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yScale={yScale}
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data={data}
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color="#11b981"
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curve={curveStepAfter}
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onMouseOver={onMouseOver}
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Tooltip={BinaryChartTooltip}
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pct
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/>
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)
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}
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