✨ Parse Plus Code in latitude input

docs/usage_tips.md

@@ -26,6 +26,12 @@ Supported formats include examples like:
 - `37°46'29.64" N, 122°25'9.84" W`
 - `37°46.494' N, 122°25.164' W`
 
+### Plus Code Parsing
+
+You can paste a [Plus Code](https://maps.google.com/pluscodes/) into the `latitude` input when creating a Place.
+
+Example: `849VCWC8+R9`
+
 ## Trip
 
 ### Display a day itinerary

src/package.json

@@ -28,6 +28,7 @@
     "leaflet": "^1.9.4",
     "@types/leaflet": "^1.9.19",
     "@types/leaflet.markercluster": "^1.5.5",
+    "open-location-code-typescript": "^1.5.0",
     "leaflet-contextmenu": "^1.4.0",
     "leaflet-ant-path": "1.3.0",
     "leaflet.markercluster": "^1.5.3",

src/src/app/shared/latlng-parser.ts

@@ -1,3 +1,5 @@
+import OpenLocationCode from "open-location-code-typescript";
+
 const patternDEC = /^\s*(-?\d{1,3}(?:\.\d+)?)\s*,\s*(-?\d{1,3}(?:\.\d+)?)\s*$/;
 const patternDD =
   /^\s*(\d{1,3}(?:\.\d+)?)°?\s*([NS])\s*,\s*(\d{1,3}(?:\.\d+)?)°?\s*([EW])\s*$/i;
@@ -33,6 +35,12 @@ export function checkAndParseLatLng(
     return;
   }
 
+  // Parse PlusCode
+  if (OpenLocationCode.isValid(value)) {
+    const result = OpenLocationCode.decode(value);
+    return [result.latitudeCenter, result.longitudeCenter];
+  }
+
   // Parse DMS, DD, DDM to decimal [Lat, Lng]
   const dec = value.match(patternDEC);
   if (dec) {