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Filter meteo warnings by local county

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zv
2026-06-12 19:16:57 +02:00
parent 5eaaff963f
commit 487a480bbd
19 changed files with 154 additions and 30 deletions
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10
lib/weather-brief.ts
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@@ -4,6 +4,7 @@ import { formatProvinceName } from "@/lib/provinces";
import type { HourlyForecast, WeatherForecast } from "@/types/forecast";
import type { WeatherWarning } from "@/types/imgw";
import type { Province } from "@/types/province";
import { warningMatchesCounty } from "@/lib/warning-regions";
export type WeatherBriefSeverity = "normal" | "attention" | "warning";
@@ -20,6 +21,7 @@ interface BuildWeatherBriefInput {
forecast: WeatherForecast;
warnings: WeatherWarning[];
province: Province | null;
countyTeryt?: string | null;
locationName: string;
language: Language;
now?: Date;
@@ -112,10 +114,10 @@ function getPeakHour(hours: HourlyForecast[], selector: (hour: HourlyForecast) =
}, null);
}
function isRelevantMeteoWarning(warning: WeatherWarning, province: Province | null, now: number) {
function isRelevantMeteoWarning(warning: WeatherWarning, province: Province | null, countyTeryt: string | null | undefined, now: number) {
const validTo = getTimestamp(warning.validTo);
return warning.kind === "meteo"
&& (!province || warning.provinces.includes(province))
&& (countyTeryt ? warningMatchesCounty(warning, countyTeryt) : !province || warning.provinces.includes(province))
&& (validTo === null || validTo > now);
}
@@ -125,12 +127,12 @@ function compareWarnings(a: WeatherWarning, b: WeatherWarning) {
return (getTimestamp(a.validFrom) ?? 0) - (getTimestamp(b.validFrom) ?? 0);
}
export function buildWeatherBrief({ forecast, warnings, province, locationName, language, now = new Date() }: BuildWeatherBriefInput): WeatherBrief | null {
export function buildWeatherBrief({ forecast, warnings, province, countyTeryt, locationName, language, now = new Date() }: BuildWeatherBriefInput): WeatherBrief | null {
const hours = getUpcomingHours(forecast.hourly, now, 24);
if (!hours.length) return null;
const relevantWarnings = warnings
.filter((warning) => isRelevantMeteoWarning(warning, province, now.getTime()))
.filter((warning) => isRelevantMeteoWarning(warning, province, countyTeryt, now.getTime()))
.sort(compareWarnings);
const topWarning = relevantWarnings[0] ?? null;
const minimumTemperature = getMinimum(hours.map((hour) => hour.temperature));