feat:use GMaps places api for searching poi's

src/lib/utils/places.ts

@@ -0,0 +1,194 @@
+export interface PlaceResult {
+	placeId: string;
+	name: string;
+	formattedAddress: string;
+	latitude: number;
+	longitude: number;
+	types: string[];
+	vicinity?: string;
+	rating?: number;
+	priceLevel?: number;
+}
+
+interface GooglePlacesPrediction {
+	place_id: string;
+	description: string;
+	types: string[];
+}
+
+interface GooglePlacesResult {
+	place_id: string;
+	name: string;
+	formatted_address?: string;
+	vicinity?: string;
+	geometry: {
+		location: {
+			lat: number;
+			lng: number;
+		};
+	};
+	types?: string[];
+	rating?: number;
+	price_level?: number;
+}
+
+export interface PlaceSearchOptions {
+	query?: string;
+	location?: { lat: number; lng: number };
+	radius?: number;
+	type?: string;
+}
+
+export class GooglePlacesService {
+	private apiKey: string;
+	private baseUrl = 'https://maps.googleapis.com/maps/api/place';
+
+	constructor(apiKey: string) {
+		this.apiKey = apiKey;
+	}
+
+	/**
+	 * Search for places using text query
+	 */
+	async searchPlaces(
+		query: string,
+		location?: { lat: number; lng: number }
+	): Promise<PlaceResult[]> {
+		const url = new URL(`${this.baseUrl}/textsearch/json`);
+		url.searchParams.set('query', query);
+		url.searchParams.set('key', this.apiKey);
+
+		if (location) {
+			url.searchParams.set('location', `${location.lat},${location.lng}`);
+			url.searchParams.set('radius', '50000'); // 50km radius
+		}
+
+		try {
+			const response = await fetch(url.toString());
+			const data = await response.json();
+
+			if (data.status !== 'OK') {
+				throw new Error(`Places API error: ${data.status}`);
+			}
+
+			return data.results.map(this.formatPlaceResult);
+		} catch (error) {
+			console.error('Error searching places:', error);
+			throw error;
+		}
+	}
+
+	/**
+	 * Get place autocomplete suggestions
+	 */
+	async getAutocompleteSuggestions(
+		input: string,
+		location?: { lat: number; lng: number }
+	): Promise<Array<{ placeId: string; description: string; types: string[] }>> {
+		const url = new URL(`${this.baseUrl}/autocomplete/json`);
+		url.searchParams.set('input', input);
+		url.searchParams.set('key', this.apiKey);
+
+		if (location) {
+			url.searchParams.set('location', `${location.lat},${location.lng}`);
+			url.searchParams.set('radius', '50000');
+		}
+
+		try {
+			const response = await fetch(url.toString());
+			const data = await response.json();
+
+			if (data.status !== 'OK' && data.status !== 'ZERO_RESULTS') {
+				throw new Error(`Places API error: ${data.status}`);
+			}
+
+			return (
+				data.predictions?.map((prediction: GooglePlacesPrediction) => ({
+					placeId: prediction.place_id,
+					description: prediction.description,
+					types: prediction.types
+				})) || []
+			);
+		} catch (error) {
+			console.error('Error getting autocomplete suggestions:', error);
+			throw error;
+		}
+	}
+
+	/**
+	 * Get detailed information about a place
+	 */
+	async getPlaceDetails(placeId: string): Promise<PlaceResult> {
+		const url = new URL(`${this.baseUrl}/details/json`);
+		url.searchParams.set('place_id', placeId);
+		url.searchParams.set(
+			'fields',
+			'place_id,name,formatted_address,geometry,types,vicinity,rating,price_level'
+		);
+		url.searchParams.set('key', this.apiKey);
+
+		try {
+			const response = await fetch(url.toString());
+			const data = await response.json();
+
+			if (data.status !== 'OK') {
+				throw new Error(`Places API error: ${data.status}`);
+			}
+
+			return this.formatPlaceResult(data.result);
+		} catch (error) {
+			console.error('Error getting place details:', error);
+			throw error;
+		}
+	}
+
+	/**
+	 * Find nearby places
+	 */
+	async findNearbyPlaces(
+		location: { lat: number; lng: number },
+		radius: number = 5000,
+		type?: string
+	): Promise<PlaceResult[]> {
+		const url = new URL(`${this.baseUrl}/nearbysearch/json`);
+		url.searchParams.set('location', `${location.lat},${location.lng}`);
+		url.searchParams.set('radius', radius.toString());
+		url.searchParams.set('key', this.apiKey);
+
+		if (type) {
+			url.searchParams.set('type', type);
+		}
+
+		try {
+			const response = await fetch(url.toString());
+			const data = await response.json();
+
+			if (data.status !== 'OK' && data.status !== 'ZERO_RESULTS') {
+				throw new Error(`Places API error: ${data.status}`);
+			}
+
+			return data.results?.map(this.formatPlaceResult) || [];
+		} catch (error) {
+			console.error('Error finding nearby places:', error);
+			throw error;
+		}
+	}
+
+	private formatPlaceResult = (place: GooglePlacesResult): PlaceResult => {
+		return {
+			placeId: place.place_id,
+			name: place.name,
+			formattedAddress: place.formatted_address || place.vicinity || '',
+			latitude: place.geometry.location.lat,
+			longitude: place.geometry.location.lng,
+			types: place.types || [],
+			vicinity: place.vicinity,
+			rating: place.rating,
+			priceLevel: place.price_level
+		};
+	};
+}
+
+export function createPlacesService(apiKey: string): GooglePlacesService {
+	return new GooglePlacesService(apiKey);
+}