fix #1469 and # 1475

src/utils/location.ts

@@ -1,7 +1,24 @@
 import ngeohash from "ngeohash";
 
+import { IAddress, Address } from "@/types/address.model";
+import { LocationType } from "@/types/user-location.model";
+import { IUserPreferredLocation } from "@/types/current-user.model";
+
 const GEOHASH_DEPTH = 9; // put enough accuracy, radius will be used anyway
 
+export const addressToLocation = (
+  address: IAddress
+): LocationType | undefined => {
+  if (!address.geom) return undefined;
+  const arr = address.geom.split(";");
+  if (arr.length < 2) return undefined;
+  return {
+    lon: parseFloat(arr[0]),
+    lat: parseFloat(arr[1]),
+    name: address.description,
+  };
+};
+
 export const coordsToGeoHash = (
   lat: number | undefined,
   lon: number | undefined,
@@ -14,9 +31,72 @@ export const coordsToGeoHash = (
 };
 
 export const geoHashToCoords = (
-  geohash: string | undefined
+  geohash: string | undefined | null
 ): { latitude: number; longitude: number } | undefined => {
   if (!geohash) return undefined;
   const { latitude, longitude } = ngeohash.decode(geohash);
   return latitude && longitude ? { latitude, longitude } : undefined;
 };
+
+export const storeLocationInLocal = (location: IAddress | null): undefined => {
+  if (location) {
+    window.localStorage.setItem("location", JSON.stringify(location));
+  } else {
+    window.localStorage.removeItem("location");
+  }
+};
+
+export const getLocationFromLocal = (): IAddress | null => {
+  const locationString = window.localStorage.getItem("location");
+  if (!locationString) {
+    return null;
+  }
+  const location = JSON.parse(locationString) as IAddress;
+  if (!location.description || !location.geom) {
+    return null;
+  }
+  return location;
+};
+
+export const storeRadiusInLocal = (radius: number | null): undefined => {
+  if (radius) {
+    window.localStorage.setItem("radius", radius.toString());
+  } else {
+    window.localStorage.removeItem("radius");
+  }
+};
+
+export const getRadiusFromLocal = (): IAddress | null => {
+  const locationString = window.localStorage.getItem("location");
+  if (!locationString) {
+    return null;
+  }
+  const location = JSON.parse(locationString) as IAddress;
+  if (!location.description || !location.geom) {
+    return null;
+  }
+  return location;
+};
+
+export const storeUserLocationAndRadiusFromUserSettings = (
+  location: IUserPreferredLocation | null
+): undefined => {
+  if (location) {
+    const latlon = geoHashToCoords(location.geohash);
+    if (latlon) {
+      storeLocationInLocal({
+        ...new Address(),
+        geom: `${latlon.longitude};${latlon.latitude}`,
+        description: location.name || "",
+        type: "administrative",
+      });
+    }
+    if (location.range) {
+      storeRadiusInLocal(location.range);
+    } else {
+      console.debug("user has not set a radius");
+    }
+  } else {
+    console.debug("user has not set a location");
+  }
+};