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Merge pull request #2300 from pyth-network/cprussin/insights-landing
feat(insights): add overview page
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,157 +1,47 @@ | ||
| "use client"; | ||
| import type { ComponentProps } from "react"; | ||
|
|
||
| import { type ComponentProps, createContext, use } from "react"; | ||
| import { useNumberFormatter } from "react-aria"; | ||
| import { z } from "zod"; | ||
|
|
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| import { StateType, useData } from "../../use-data"; | ||
| import { ChangeValue } from "../ChangeValue"; | ||
| import { useLivePrice } from "../LivePrices"; | ||
|
|
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| const ONE_SECOND_IN_MS = 1000; | ||
| const ONE_MINUTE_IN_MS = 60 * ONE_SECOND_IN_MS; | ||
| const ONE_HOUR_IN_MS = 60 * ONE_MINUTE_IN_MS; | ||
| const REFRESH_YESTERDAYS_PRICES_INTERVAL = ONE_HOUR_IN_MS; | ||
|
|
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| type Props = Omit<ComponentProps<typeof YesterdaysPricesContext>, "value"> & { | ||
| feeds: Record<string, string>; | ||
| }; | ||
|
|
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| const YesterdaysPricesContext = createContext< | ||
| undefined | ReturnType<typeof useData<Map<string, number>>> | ||
| >(undefined); | ||
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|
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| export const YesterdaysPricesProvider = ({ feeds, ...props }: Props) => { | ||
| const state = useData( | ||
| ["yesterdaysPrices", Object.keys(feeds)], | ||
| () => getYesterdaysPrices(feeds), | ||
| { | ||
| refreshInterval: REFRESH_YESTERDAYS_PRICES_INTERVAL, | ||
| }, | ||
| ); | ||
|
|
||
| return <YesterdaysPricesContext value={state} {...props} />; | ||
| }; | ||
|
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| const getYesterdaysPrices = async ( | ||
| feeds: Props["feeds"], | ||
| ): Promise<Map<string, number>> => { | ||
| const url = new URL("/yesterdays-prices", window.location.origin); | ||
| for (const symbol of Object.keys(feeds)) { | ||
| url.searchParams.append("symbols", symbol); | ||
| } | ||
| const response = await fetch(url); | ||
| const data = yesterdaysPricesSchema.parse(await response.json()); | ||
| return new Map( | ||
| Object.entries(data).map(([symbol, value]) => [feeds[symbol] ?? "", value]), | ||
| ); | ||
| }; | ||
|
|
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| const yesterdaysPricesSchema = z.record(z.string(), z.number()); | ||
|
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| const useYesterdaysPrices = () => { | ||
| const state = use(YesterdaysPricesContext); | ||
|
|
||
| if (state) { | ||
| return state; | ||
| } else { | ||
| throw new YesterdaysPricesNotInitializedError(); | ||
| } | ||
| }; | ||
|
|
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| type ChangePercentProps = { | ||
| className?: string | undefined; | ||
| feedKey: string; | ||
| }; | ||
|
|
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| export const ChangePercent = ({ feedKey, className }: ChangePercentProps) => { | ||
| const yesterdaysPriceState = useYesterdaysPrices(); | ||
|
|
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| switch (yesterdaysPriceState.type) { | ||
| case StateType.Error: | ||
| case StateType.Loading: | ||
| case StateType.NotLoaded: { | ||
| return <ChangeValue className={className} isLoading />; | ||
| } | ||
|
|
||
| case StateType.Loaded: { | ||
| const yesterdaysPrice = yesterdaysPriceState.data.get(feedKey); | ||
| return yesterdaysPrice === undefined ? ( | ||
| <ChangeValue className={className} isLoading /> | ||
| ) : ( | ||
| <ChangePercentLoaded | ||
| className={className} | ||
| priorPrice={yesterdaysPrice} | ||
| feedKey={feedKey} | ||
| /> | ||
| ); | ||
| } | ||
| } | ||
| }; | ||
| import { FormattedNumber } from "../FormattedNumber"; | ||
|
|
||
| type ChangePercentLoadedProps = { | ||
| type PriceDifferenceProps = Omit< | ||
| ComponentProps<typeof ChangeValue>, | ||
| "children" | "direction" | "isLoading" | ||
| > & { | ||
| className?: string | undefined; | ||
| priorPrice: number; | ||
| feedKey: string; | ||
| }; | ||
|
|
||
| const ChangePercentLoaded = ({ | ||
| className, | ||
| priorPrice, | ||
| feedKey, | ||
| }: ChangePercentLoadedProps) => { | ||
| const { current } = useLivePrice(feedKey); | ||
|
|
||
| return current === undefined ? ( | ||
| <ChangeValue className={className} isLoading /> | ||
| ) : ( | ||
| <PriceDifference | ||
| className={className} | ||
| currentPrice={current.aggregate.price} | ||
| priorPrice={priorPrice} | ||
| /> | ||
| } & ( | ||
| | { isLoading: true } | ||
| | { | ||
| isLoading?: false; | ||
| currentValue: number; | ||
| previousValue: number; | ||
| } | ||
| ); | ||
| }; | ||
|
|
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| type PriceDifferenceProps = { | ||
| className?: string | undefined; | ||
| currentPrice: number; | ||
| priorPrice: number; | ||
| }; | ||
|
|
||
| const PriceDifference = ({ | ||
| className, | ||
| currentPrice, | ||
| priorPrice, | ||
| }: PriceDifferenceProps) => { | ||
| const numberFormatter = useNumberFormatter({ maximumFractionDigits: 2 }); | ||
| const direction = getDirection(currentPrice, priorPrice); | ||
|
|
||
| return ( | ||
| <ChangeValue direction={direction} className={className}> | ||
| {numberFormatter.format( | ||
| (100 * Math.abs(currentPrice - priorPrice)) / priorPrice, | ||
| )} | ||
| export const ChangePercent = ({ ...props }: PriceDifferenceProps) => | ||
| props.isLoading ? ( | ||
| <ChangeValue {...props} /> | ||
| ) : ( | ||
| <ChangeValue | ||
| direction={getDirection(props.currentValue, props.previousValue)} | ||
| {...props} | ||
| > | ||
| <FormattedNumber | ||
| maximumFractionDigits={2} | ||
| value={ | ||
| (100 * Math.abs(props.currentValue - props.previousValue)) / | ||
| props.previousValue | ||
| } | ||
| /> | ||
| % | ||
| </ChangeValue> | ||
| ); | ||
| }; | ||
|
|
||
| const getDirection = (currentPrice: number, priorPrice: number) => { | ||
| if (currentPrice < priorPrice) { | ||
| const getDirection = (currentValue: number, previousValue: number) => { | ||
| if (currentValue < previousValue) { | ||
| return "down"; | ||
| } else if (currentPrice > priorPrice) { | ||
| } else if (currentValue > previousValue) { | ||
| return "up"; | ||
| } else { | ||
| return "flat"; | ||
| } | ||
| }; | ||
|
|
||
| class YesterdaysPricesNotInitializedError extends Error { | ||
| constructor() { | ||
| super( | ||
| "This component must be contained within a <YesterdaysPricesProvider>", | ||
| ); | ||
| this.name = "YesterdaysPricesNotInitializedError"; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| @use "@pythnetwork/component-library/theme"; | ||
|
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| .chartCard { | ||
| .line { | ||
| color: theme.color("chart", "series", "neutral"); | ||
| } | ||
|
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| &[data-variant="primary"] { | ||
| .line { | ||
| color: theme.color("chart", "series", "primary"); | ||
| } | ||
| } | ||
| } |
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