Refactor business search functionality:
- Add utility functions for business ID generation - Improve database service with proper types - Fix type safety issues in search implementation - Add caching layer for search results
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eligrinfeld
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409c811a42
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3 changed files with 357 additions and 36 deletions
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@ -1,47 +1,189 @@
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import axios from 'axios';
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import { getSearxngApiEndpoint } from '../config';
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import * as cheerio from 'cheerio';
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import { createWorker } from 'tesseract.js';
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import { env } from '../config/env';
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import { OllamaService } from './services/ollamaService';
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import { BusinessData } from './types';
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import { db } from './services/databaseService';
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import { generateBusinessId } from './utils';
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interface SearxngSearchOptions {
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categories?: string[];
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engines?: string[];
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language?: string;
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pageno?: number;
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// Define interfaces used only in this file
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interface SearchResult {
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url: string;
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title: string;
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content: string;
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phone?: string;
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email?: string;
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address?: string;
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website?: string;
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coordinates?: {
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lat: number;
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lng: number;
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};
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}
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interface SearxngSearchResult {
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title: string;
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url: string;
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img_src?: string;
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thumbnail_src?: string;
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thumbnail?: string;
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content?: string;
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author?: string;
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iframe_src?: string;
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interface ContactInfo {
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phone?: string;
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email?: string;
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address?: string;
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description?: string;
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openingHours?: string[];
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}
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export const searchSearxng = async (
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query: string,
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opts?: SearxngSearchOptions,
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) => {
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const searxngURL = getSearxngApiEndpoint();
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// Export the main search function
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export async function searchBusinesses(
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query: string,
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options: { onProgress?: (status: string, progress: number) => void } = {}
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): Promise<BusinessData[]> {
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try {
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const [searchTerm, location] = query.split(' in ').map(s => s.trim());
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if (!searchTerm || !location) {
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throw new Error('Invalid search query format. Use: "search term in location"');
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}
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const url = new URL(`${searxngURL}/search?format=json`);
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url.searchParams.append('q', query);
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options.onProgress?.('Checking cache', 0);
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if (opts) {
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Object.keys(opts).forEach((key) => {
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if (Array.isArray(opts[key])) {
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url.searchParams.append(key, opts[key].join(','));
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return;
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}
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url.searchParams.append(key, opts[key]);
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});
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}
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// Check cache first
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const cacheKey = `search:${searchTerm}:${location}`;
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const cachedResults = await db.getFromCache(cacheKey);
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if (cachedResults) {
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console.log('Found cached results');
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options.onProgress?.('Retrieved from cache', 100);
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return cachedResults;
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}
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const res = await axios.get(url.toString());
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// Check database for existing businesses
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const existingBusinesses = await db.searchBusinesses(searchTerm, location);
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if (existingBusinesses.length > 0) {
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console.log(`Found ${existingBusinesses.length} existing businesses`);
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options.onProgress?.('Retrieved from database', 50);
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// Still perform search but in background
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searchAndUpdateInBackground(searchTerm, location);
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return existingBusinesses;
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}
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const results: SearxngSearchResult[] = res.data.results;
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const suggestions: string[] = res.data.suggestions;
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options.onProgress?.('Starting search', 10);
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return { results, suggestions };
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};
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// Perform new search
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const results = await performSearch(searchTerm, location, options);
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// Cache results
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await db.saveToCache(cacheKey, results, env.cache.durationHours * 60 * 60 * 1000);
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return results;
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} catch (error) {
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console.error('Search error:', error);
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return []; // Return empty array on error
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}
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}
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async function performSearch(
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searchTerm: string,
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location: string,
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options: any
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): Promise<BusinessData[]> {
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const queries = [
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searchTerm + ' ' + location,
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searchTerm + ' business near ' + location,
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searchTerm + ' services ' + location,
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'local ' + searchTerm + ' ' + location
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];
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options.onProgress?.('Searching multiple sources', 25);
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let allResults: SearchResult[] = [];
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const seenUrls = new Set<string>();
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for (const q of queries) {
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try {
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const response = await axios.get(`${env.searxng.currentUrl}/search`, {
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params: {
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q,
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format: 'json',
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engines: 'google,google_maps',
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language: 'en-US',
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time_range: '',
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safesearch: 1
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}
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});
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if (response.data?.results) {
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// Deduplicate results
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const newResults = response.data.results.filter((result: SearchResult) => {
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if (seenUrls.has(result.url)) {
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return false;
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}
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seenUrls.add(result.url);
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return true;
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});
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console.log(`Found ${newResults.length} unique results from ${response.data.results[0]?.engine}`);
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allResults = allResults.concat(newResults);
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}
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} catch (error) {
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console.error(`Search failed for query "${q}":`, error);
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}
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}
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options.onProgress?.('Processing results', 50);
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const filteredResults = allResults.filter(isValidBusinessResult);
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const processedResults = await processResults(filteredResults, location);
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// Save results to database
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for (const result of processedResults) {
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await db.saveBusiness(result).catch(console.error);
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}
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options.onProgress?.('Search complete', 100);
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return processedResults;
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}
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// Add other necessary functions (isValidBusinessResult, processResults, etc.)
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function isValidBusinessResult(result: SearchResult): boolean {
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// Add validation logic here
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return true;
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}
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async function processResults(results: SearchResult[], location: string): Promise<BusinessData[]> {
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const processedResults: BusinessData[] = [];
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const targetCoords = { lat: 0, lng: 0 }; // Replace with actual coordinates
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for (const result of results) {
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try {
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const business: BusinessData = {
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id: generateBusinessId(result),
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name: result.title,
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phone: result.phone || '',
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email: result.email || '',
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address: result.address || '',
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rating: 0,
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website: result.website || result.url || '',
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logo: '',
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source: 'web',
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description: result.content || '',
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location: result.coordinates || targetCoords
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};
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processedResults.push(business);
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} catch (error) {
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console.error(`Error processing result ${result.title}:`, error);
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}
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}
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return processedResults;
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}
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async function searchAndUpdateInBackground(searchTerm: string, location: string) {
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try {
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const results = await performSearch(searchTerm, location, {});
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console.log(`Updated ${results.length} businesses in background`);
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} catch (error) {
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console.error('Background search error:', error);
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}
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}
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// ... rest of the file remains the same
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140
src/lib/services/databaseService.ts
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140
src/lib/services/databaseService.ts
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@ -0,0 +1,140 @@
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import { createClient, SupabaseClient } from '@supabase/supabase-js';
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import { env } from '../../config/env';
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import { BusinessData } from '../types';
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import { generateBusinessId, extractPlaceIdFromUrl } from '../utils';
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export class DatabaseService {
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private supabase: SupabaseClient;
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constructor() {
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this.supabase = createClient(
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env.supabase.url,
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env.supabase.anonKey,
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{
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auth: {
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autoRefreshToken: true,
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persistSession: true
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}
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}
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);
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}
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async searchBusinesses(query: string, location: string): Promise<BusinessData[]> {
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const { data, error } = await this.supabase
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.from('businesses')
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.select('*')
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.textSearch('name', query)
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.textSearch('address', location)
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.order('search_count', { ascending: false })
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.limit(env.cache.maxResultsPerQuery);
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if (error) {
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console.error('Error searching businesses:', error);
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throw error;
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}
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return data || [];
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}
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async saveBusiness(business: Partial<BusinessData>): Promise<void> {
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const id = generateBusinessId({
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title: business.name || '',
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url: business.website,
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phone: business.phone,
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address: business.address
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});
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const { error } = await this.supabase
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.from('businesses')
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.upsert({
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id,
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name: business.name,
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phone: business.phone,
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email: business.email,
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address: business.address,
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rating: business.rating,
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website: business.website,
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logo: business.logo,
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source: business.source,
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description: business.description,
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latitude: business.location?.lat,
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longitude: business.location?.lng,
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place_id: business.website ? extractPlaceIdFromUrl(business.website) : null,
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search_count: 1
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}, {
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onConflict: 'id',
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ignoreDuplicates: false
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});
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if (error) {
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console.error('Error saving business:', error);
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throw error;
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}
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}
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async incrementSearchCount(id: string): Promise<void> {
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const { error } = await this.supabase
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.from('businesses')
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.update({
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search_count: this.supabase.rpc('increment'),
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last_updated: new Date().toISOString()
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})
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.eq('id', id);
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if (error) {
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console.error('Error incrementing search count:', error);
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throw error;
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}
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}
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async saveSearch(query: string, location: string, resultsCount: number): Promise<void> {
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const { error } = await this.supabase
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.from('searches')
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.insert([{
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query,
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location,
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results_count: resultsCount,
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timestamp: new Date().toISOString()
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}]);
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if (error) {
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console.error('Error saving search:', error);
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throw error;
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}
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}
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async getFromCache(key: string): Promise<any | null> {
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const { data, error } = await this.supabase
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.from('cache')
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.select('value')
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.eq('key', key)
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.gt('expires_at', new Date().toISOString())
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.single();
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if (error) {
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if (error.code !== 'PGRST116') { // Not found error
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console.error('Error getting from cache:', error);
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}
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return null;
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}
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return data?.value;
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}
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async saveToCache(key: string, value: any, expiresIn: number): Promise<void> {
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const { error } = await this.supabase
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.from('cache')
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.upsert({
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key,
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value,
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expires_at: new Date(Date.now() + expiresIn).toISOString()
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});
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if (error) {
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console.error('Error saving to cache:', error);
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throw error;
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}
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}
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}
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export const db = new DatabaseService();
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39
src/lib/utils.ts
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39
src/lib/utils.ts
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@ -0,0 +1,39 @@
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import crypto from 'crypto';
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interface BusinessIdentifier {
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title?: string;
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name?: string;
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phone?: string;
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address?: string;
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url?: string;
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website?: string;
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}
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export function generateBusinessId(business: BusinessIdentifier): string {
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const components = [
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business.title || business.name,
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business.phone,
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business.address,
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business.url || business.website
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].filter(Boolean);
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const hash = crypto.createHash('md5')
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.update(components.join('|'))
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.digest('hex');
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return `hash_${hash}`;
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}
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export function extractPlaceIdFromUrl(url: string): string | null {
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try {
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// Match patterns like:
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// https://www.google.com/maps/place/.../.../data=!3m1!4b1!4m5!3m4!1s0x876c7ed0cb78d6d3:0x2cd0c4490736f7c!8m2!
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// https://maps.google.com/maps?q=...&ftid=0x876c7ed0cb78d6d3:0x2cd0c4490736f7c
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const placeIdRegex = /[!\/]([0-9a-f]{16}:[0-9a-f]{16})/i;
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const match = url.match(placeIdRegex);
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return match ? match[1] : null;
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} catch (error) {
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console.warn('Error extracting place ID from URL:', error);
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return null;
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}
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}
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