Implement reverse geocoding search functionality and update type definitions

backend/server/adventures/views/reverse_geocode_view.py

@@ -27,6 +27,32 @@ class ReverseGeocodeViewSet(viewsets.ViewSet):
         if 'error' in data:
             return Response({"error": "An internal error occurred while processing the request"}, status=400)
         return Response(data)
+    
+    @action(detail=False, methods=['get'])
+    def search(self, request):
+        query = request.query_params.get('query', '')
+        if not query:
+            return Response({"error": "Query parameter is required"}, status=400)
+        url = f"https://nominatim.openstreetmap.org/search?q={query}&format=jsonv2"
+        headers = {'User-Agent': 'AdventureLog Server'}
+        response = requests.get(url, headers=headers)
+        try:
+            data = response.json()
+            parsed_results = []
+            for item in data:
+                parsed_results.append({
+                    "lat": item.get("lat"),
+                    "lon": item.get("lon"),
+                    "category": item.get("category"),
+                    "type": item.get("type"),
+                    "importance": item.get("importance"),
+                    "addresstype": item.get("addresstype"),
+                    "name": item.get("name"),
+                    "display_name": item.get("display_name"),
+                })
+        except requests.exceptions.JSONDecodeError:
+            return Response({"error": "Invalid response from geocoding service"}, status=400)
+        return Response(parsed_results)
 
     @action(detail=False, methods=['post'])
     def mark_visited_region(self, request):

frontend/src/lib/components/LocationDropdown.svelte

@@ -1,7 +1,7 @@
 <script lang="ts">
 	import { appVersion } from '$lib/config';
 	import { addToast } from '$lib/toasts';
-	import type { Adventure, Lodging, OpenStreetMapPlace, Point, ReverseGeocode } from '$lib/types';
+	import type { Adventure, Lodging, GeocodeSearchResult, Point, ReverseGeocode } from '$lib/types';
 	import { onMount } from 'svelte';
 	import { t } from 'svelte-i18n';
 	import { DefaultMarker, MapEvents, MapLibre } from 'svelte-maplibre';
@@ -19,7 +19,7 @@
 	let willBeMarkedVisited: boolean = false;
 	let previousCoords: { lat: number; lng: number } | null = null;
 	let old_display_name: string = '';
-	let places: OpenStreetMapPlace[] = [];
+	let places: GeocodeSearchResult[] = [];
 	let noPlaces: boolean = false;
 
 	onMount(() => {
@@ -167,13 +167,9 @@
 			alert($t('adventures.no_location'));
 			return;
 		}
-		let res = await fetch(`https://nominatim.openstreetmap.org/search?q=${query}&format=jsonv2`, {
-			headers: {
-				'User-Agent': `AdventureLog / ${appVersion} `
-			}
-		});
+		let res = await fetch(`/api/reverse-geocode/search/?query=${query}`);
 		console.log(res);
-		let data = (await res.json()) as OpenStreetMapPlace[];
+		let data = (await res.json()) as GeocodeSearchResult[];
 		places = data;
 		if (data.length === 0) {
 			noPlaces = true;

frontend/src/lib/components/PointSelectionModal.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
 	// @ts-nocheck
-	import type { Adventure, OpenStreetMapPlace, Point } from '$lib/types';
+	import type { Adventure, GeocodeSearchResult, Point } from '$lib/types';
 	import { createEventDispatcher } from 'svelte';
 	const dispatch = createEventDispatcher();
 	import { onMount } from 'svelte';
@@ -50,7 +50,7 @@
 		}
 	}
 
-	let places: OpenStreetMapPlace[] = [];
+	let places: GeocodeSearchResult[] = [];
 
 	async function geocode(e: Event | null) {
 		if (e) {
@@ -60,13 +60,9 @@
 			alert('Please enter a location');
 			return;
 		}
-		let res = await fetch(`https://nominatim.openstreetmap.org/search?q=${query}&format=jsonv2`, {
-			headers: {
-				'User-Agent': `AdventureLog / ${appVersion} `
-			}
-		});
+		let res = await fetch(`/api/reverse-geocode/search/?query=${query}`);
 		console.log(res);
-		let data = (await res.json()) as OpenStreetMapPlace[];
+		let data = (await res.json()) as GeocodeSearchResult[];
 		places = data;
 	}
 

frontend/src/lib/components/TransportationModal.svelte

@@ -81,7 +81,7 @@
 		}
 
 		const fetchLocation = async (query: string) => {
-			let res = await fetch(`https://nominatim.openstreetmap.org/search?q=${query}&format=jsonv2`, {
+			let res = await fetch(`/api/reverse-geocode/search/?query=${query}`, {
 				headers: {
 					'User-Agent': `AdventureLog / ${appVersion} `
 				}

frontend/src/lib/types.ts

@@ -139,21 +139,15 @@ export type Collection = {
 	link?: string | null;
 };
 
-export type OpenStreetMapPlace = {
-	place_id: number;
-	licence: string;
-	osm_type: string;
-	osm_id: number;
-	lat: string;
-	lon: string;
-	category: string;
-	type: string;
-	place_rank: number;
-	importance: number;
-	addresstype: string;
-	name: string;
-	display_name: string;
-	boundingbox: string[];
+export type GeocodeSearchResult = {
+	lat?: string;
+	lon?: string;
+	category?: string;
+	type?: string;
+	importance?: number;
+	addresstype?: string;
+	name?: string;
+	display_name?: string;
 };
 
 export type Transportation = {