initial commit

src/routes/weather/week/[location]/+page.ts

@@ -0,0 +1,77 @@
+import { error, redirect } from '@sveltejs/kit';
+
+import { type GeoLocation, storedLocation } from '$lib/stores/settings';
+
+import { geoLocationNameToRoute } from '$lib/utils/meteo';
+
+import type { PageLoad } from '$types';
+
+export const prerender = true;
+
+export const load = (async (event) => {
+	const urlLocation = event.params.location;
+	let urlLocationSplit, urlLocationName, urlLocationId;
+
+	if (urlLocation.includes('_')) {
+		urlLocationSplit = urlLocation.split('_');
+		urlLocationName = urlLocationSplit[0];
+		urlLocationId = urlLocationSplit[1];
+	} else if (/^\d+$/.test(urlLocation)) {
+		// only numbers in location, must be geonames id
+		urlLocationName = '';
+		urlLocationId = urlLocation;
+	} else if (/^[a-zA-Z]/.test(urlLocation)) {
+		// only letters in location, must be geonames query
+		urlLocationName = urlLocation;
+		urlLocationId = undefined;
+	}
+
+	let location: GeoLocation;
+
+	// lat, long coordinates
+	if (urlLocation.includes('N') && urlLocation.includes('E')) {
+		urlLocationSplit = urlLocation.split(/N|E/);
+		const latitude = urlLocationSplit[0];
+		const longitude = urlLocationSplit[1];
+
+		location = {
+			//id: undefined,
+			name: `${latitude}N° ${longitude}E°`,
+			latitude: latitude,
+			longitude: longitude
+		};
+	} else {
+		if (urlLocationId) {
+			const res = await event.fetch(
+				`https://geocoding-api.open-meteo.com/v1/get?id=${urlLocationId}`
+			);
+			location = await res.json();
+		} else {
+			const res = await event.fetch(
+				`https://geocoding-api.open-meteo.com/v1/search?name=${urlLocationName}&count=1&language=en&format=json`
+			);
+			const geocodingResponse = await res.json();
+			if (geocodingResponse.results) {
+				location = geocodingResponse.results[0];
+			} else {
+				error(404, 'Location not found');
+			}
+		}
+
+		const locationRoute = geoLocationNameToRoute(location.name);
+
+		if (location.population && location.population > 543000) {
+			// 1000 biggest cities
+			if (event.url.pathname !== `/en/weather/week/${locationRoute}`) {
+				throw redirect(303, `/en/weather/week/${locationRoute}`);
+			}
+		} else {
+			if (event.url.pathname !== `/en/weather/week/${locationRoute + '_' + location.id}`) {
+				throw redirect(303, `/en/weather/week/${locationRoute + '_' + location.id}`);
+			}
+		}
+	}
+
+	storedLocation.set(location);
+	return { location: location };
+}) satisfies PageLoad;