Merge branch 'map-sorting' into 'master'

feat: map sorting and separate filter page

See merge request gk1623/drp-48!23

src/lib/assets/search.svg

@@ -0,0 +1,3 @@
+<svg width="48" height="48" viewBox="0 0 48 48" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M42 42L33.3 33.3M38 22C38 30.8366 30.8366 38 22 38C13.1634 38 6 30.8366 6 22C6 13.1634 13.1634 6 22 6C30.8366 6 38 13.1634 38 22Z" stroke="white" stroke-width="4" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>

src/lib/filter.ts

@@ -0,0 +1,46 @@
+export interface SortFiler {
+    tags: string[];
+    /** Time strings of opening range. */
+    openAt: {
+        from: string;
+        to?: string;
+    };
+    nearby: {
+        lat: number;
+        lng: number;
+    };
+}
+
+export function urlencodeSortFilter(filter: Partial<SortFiler>): string {
+    const params = new URLSearchParams();
+    if (filter.tags) {
+        filter.tags.forEach((tag) => params.append("tags", tag));
+    }
+    if (filter.openAt) {
+        params.set("open_from", filter.openAt.from);
+        if (filter.openAt.to) params.set("open_to", filter.openAt.to);
+    }
+    if (filter.nearby) {
+        params.set("nearby", `${filter.nearby.lat},${filter.nearby.lng}`);
+    }
+    return params.toString();
+}
+
+export function urldecodeSortFilter(query: string): Partial<SortFiler> {
+    const params = new URLSearchParams(query);
+    const filter: Partial<SortFiler> = {};
+    if (params.has("tags")) {
+        filter.tags = params.getAll("tags");
+    }
+    if (params.has("open_from")) {
+        filter.openAt = {
+            from: params.get("open_from")!,
+            to: params.get("open_to") ?? undefined
+        };
+    }
+    if (params.has("nearby")) {
+        const [lat, lng] = params.get("nearby")!.split(",").map(Number);
+        filter.nearby = { lat, lng };
+    }
+    return filter;
+}

src/lib/index.ts

@@ -62,7 +62,25 @@ export const daysOfWeek = [
     "All Other Days"
 ];
 
-export function timeToMins(time: string) {
-    const [hour, min] = time.split(":");
-    return Number(hour) * 60 + Number(min);
+// Convert "HH:MM" or "HH:MM:SS" to minutes since midnight
+export function timeToMins(timeStr: string): number {
+    const [h, m] = timeStr.slice(0, 5).split(":").map(Number);
+    return h * 60 + m;
+}
+
+export function haversineDistance(
+    lat1Deg: number,
+    lng1Deg: number,
+    lat2Deg: number,
+    lng2Deg: number,
+    radius: number = 6371e3
+): number {
+    const lat1 = lat1Deg * (Math.PI / 180);
+    const lat2 = lat2Deg * (Math.PI / 180);
+    const deltaLat = (lat2Deg - lat1Deg) * (Math.PI / 180);
+    const deltaLng = (lng2Deg - lng1Deg) * (Math.PI / 180);
+    const e1 =
+        Math.pow(Math.sin(deltaLat / 2), 2) +
+        Math.pow(Math.sin(deltaLng / 2), 2) * Math.cos(lat1) * Math.cos(lat2);
+    return radius * 2 * Math.asin(Math.sqrt(e1));
 }