22 lines
1.1 KiB
TypeScript
22 lines
1.1 KiB
TypeScript
import { normalizeWarning } from "@/lib/weather-utils";
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import { isImgwNoProductsResponse, readImgwResponseBody } from "@/lib/imgw-empty-response";
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import type { RawWarning, WeatherWarning } from "@/types/imgw";
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const IMGW_WARNINGS_METEO_URL = "https://danepubliczne.imgw.pl/api/data/warningsmeteo";
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const USER_AGENT = "wtr./1.0 (weather notification worker)";
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export async function fetchMeteoWarnings(signal?: AbortSignal): Promise<WeatherWarning[]> {
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const response = await fetch(IMGW_WARNINGS_METEO_URL, {
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headers: { accept: "application/json", "user-agent": USER_AGENT },
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next: { revalidate: 300 },
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signal,
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});
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if (!response.ok) {
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const details = await readImgwResponseBody(response);
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if (response.status === 404 && isImgwNoProductsResponse(details.json)) return [];
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throw new Error(`Unable to load IMGW meteorological warnings: ${response.status}${details.text ? ` ${details.text.slice(0, 240)}` : ""}`);
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}
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const rows = await response.json() as RawWarning[];
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return Array.isArray(rows) ? rows.map((warning, index) => normalizeWarning(warning, "meteo", index)) : [];
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}
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