67 lines
1.9 KiB
TypeScript
67 lines
1.9 KiB
TypeScript
import dayjs from "dayjs";
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import { z } from "zod/v4";
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import { fetchWithTimeout } from "@homarr/common";
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import { createCachedWidgetRequestHandler } from "./lib/cached-widget-request-handler";
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export const fetchStockPriceHandler = createCachedWidgetRequestHandler({
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queryKey: "fetchStockPriceResult",
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widgetKind: "stockPrice",
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async requestAsync(input: { stock: string; timeRange: string; timeInterval: string }) {
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const response = await fetchWithTimeout(
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`https://query1.finance.yahoo.com/v8/finance/chart/${input.stock}?range=${input.timeRange}&interval=${input.timeInterval}`,
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);
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const data = dataSchema.parse(await response.json());
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if ("error" in data) {
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throw new Error(data.error.description);
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}
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if (data.chart.result.length !== 1) {
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throw new Error("Received multiple results");
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}
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const firstResult = data.chart.result[0];
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if (!firstResult) {
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throw new Error("Received invalid data");
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}
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return {
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priceHistory:
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firstResult.indicators.quote[0]?.close.filter(
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// Filter out null values from price arrays (Yahoo Finance returns null for missing data points)
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(value) => value !== null && value !== undefined,
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) ?? [],
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symbol: firstResult.meta.symbol,
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shortName: firstResult.meta.shortName,
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};
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},
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cacheDuration: dayjs.duration(5, "minutes"),
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});
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const dataSchema = z
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.object({
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error: z.object({
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description: z.string(),
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}),
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})
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.or(
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z.object({
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chart: z.object({
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result: z.array(
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z.object({
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indicators: z.object({
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quote: z.array(
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z.object({
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close: z.array(z.number().nullish()),
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}),
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),
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}),
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meta: z.object({
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symbol: z.string(),
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shortName: z.string(),
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}),
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}),
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),
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}),
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}),
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);
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