Filter meteo warnings by local county

2026-06-12 19:16:57 +02:00
parent 5eaaff963f
commit 487a480bbd
19 changed files with 154 additions and 30 deletions
--- a/lib/warning-regions.ts
+++ b/lib/warning-regions.ts
@@ -0,0 +1,95 @@
+import { getProvinceForSelection } from "@/lib/provinces";
+import type { WeatherWarning } from "@/types/imgw";
+import type { SelectedLocation } from "@/types/location";
+import type { Province } from "@/types/province";
+
+const mazowieckieCountyTerytByName: Record<string, string> = {
+  bialobrzeski: "1401",
+  ciechanowski: "1402",
+  garwolinski: "1403",
+  gostyninski: "1404",
+  grodziski: "1405",
+  grojecki: "1406",
+  kozienicki: "1407",
+  legionowski: "1408",
+  lipski: "1409",
+  losicki: "1410",
+  makowski: "1411",
+  minski: "1412",
+  mlawski: "1413",
+  nowodworski: "1414",
+  ostrolecki: "1415",
+  ostrowski: "1416",
+  otwocki: "1417",
+  piaseczynski: "1418",
+  plocki: "1419",
+  plonski: "1420",
+  pruszkowski: "1421",
+  przasnyski: "1422",
+  przysuski: "1423",
+  pultuski: "1424",
+  radomski: "1425",
+  siedlecki: "1426",
+  sierpecki: "1427",
+  sochaczewski: "1428",
+  sokolowski: "1429",
+  szydlowiecki: "1430",
+  warszawski: "1431",
+  warszawski_zachodni: "1432",
+  wegrowski: "1433",
+  wolominski: "1434",
+  wyszkowski: "1435",
+  zwolenski: "1436",
+  zurominski: "1437",
+  zyrardowski: "1438",
+  ostroleka: "1461",
+  plock: "1462",
+  radom: "1463",
+  siedlce: "1464",
+  warszawa: "1465",
+};
+
+function normalizeRegionName(value: string | null | undefined) {
+  return value
+    ?.replace(/[Łł]/g, "l")
+    .normalize("NFD")
+    .replace(/[\u0300-\u036f]/g, "")
+    .toLocaleLowerCase("pl-PL")
+    .replace(/^powiat\s+/, "")
+    .replace(/^m\.\s*/, "")
+    .replace(/^miasto\s+/, "")
+    .replace(/\s+powiat$/, "")
+    .replace(/\s+/g, "_")
+    .replace(/[^a-z0-9_]/g, "")
+    .replace(/^warszawa_zachodnia$/, "warszawski_zachodni")
+    .trim() ?? "";
+}
+
+function normalizeTerytCountyCode(value: string) {
+  const code = value.trim();
+  return /^\d{4}/.test(code) ? code.slice(0, 4) : null;
+}
+
+export function getCountyTerytForLocation(province: string | null | undefined, district: string | null | undefined, locationName: string | null | undefined) {
+  const normalizedProvince = getProvinceForSelection(province, null);
+  if (normalizedProvince !== "mazowieckie") return null;
+
+  const normalizedDistrict = normalizeRegionName(district);
+  const districtMatch = normalizedDistrict ? mazowieckieCountyTerytByName[normalizedDistrict] : null;
+  if (districtMatch) return districtMatch;
+
+  const normalizedLocation = normalizeRegionName(locationName);
+  return normalizedLocation ? mazowieckieCountyTerytByName[normalizedLocation] ?? null : null;
+}
+
+export function warningMatchesCounty(warning: WeatherWarning, countyTeryt: string | null | undefined) {
+  if (!countyTeryt || !warning.terytCodes.length) return false;
+  return warning.terytCodes.some((code) => normalizeTerytCountyCode(code) === countyTeryt);
+}
+
+export function warningMatchesLocalSelection(warning: WeatherWarning, province: Province | null, selectedLocation?: SelectedLocation | null) {
+  if (warning.kind === "meteo" && selectedLocation?.countyTeryt) {
+    return warningMatchesCounty(warning, selectedLocation.countyTeryt);
+  }
+  return province ? warning.provinces.includes(province) : false;
+}