feat(facebook): parse additional listing details like status, images, and seller info

Enhance Facebook scraping to extract listing status (ACTIVE/SOLD/PENDING/HIDDEN), primary image/video URLs, seller name/ID, category ID, and delivery options, improving response completeness.

src/facebook.ts

@@ -83,6 +83,15 @@ type ListingDetails = {
 	endDate?: string;
 	numberOfViews?: number;
 	address?: string | null;
+	// Facebook-specific fields
+	imageUrl?: string;
+	videoUrl?: string;
+	seller?: {
+		name?: string;
+		id?: string;
+	};
+	categoryId?: string;
+	deliveryTypes?: string[];
 };
 
 // ----------------------------- Utilities -----------------------------
@@ -437,11 +446,33 @@ function parseFacebookAds(ads: FacebookAdNode[]): ListingDetails[] {
 				listing.location?.reverse_geocode?.city_page?.display_name;
 			const address = cityName || null;
 
+			// Determine listing status from Facebook flags
+			let listingStatus: string | undefined = undefined;
+			if (listing.is_sold) {
+				listingStatus = "SOLD";
+			} else if (listing.is_pending) {
+				listingStatus = "PENDING";
+			} else if (listing.is_live) {
+				listingStatus = "ACTIVE";
+			} else if (listing.is_hidden) {
+				listingStatus = "HIDDEN";
+			}
+
 			// Format creation date if available
 			const creationDate = listing.creation_time
 				? new Date(listing.creation_time * 1000).toISOString()
 				: undefined;
 
+			// Extract image and video URLs
+			const imageUrl = listing.primary_listing_photo?.image?.uri;
+			const videoUrl = listing.listing_video ? `https://www.facebook.com/${listing.listing_video.id}/` : undefined;
+
+			// Extract seller information
+			const seller = listing.marketplace_listing_seller ? {
+				name: listing.marketplace_listing_seller.name,
+				id: listing.marketplace_listing_seller.id
+			} : undefined;
+
 			const listingDetails: ListingDetails = {
 				url,
 				title,
@@ -453,6 +484,12 @@ function parseFacebookAds(ads: FacebookAdNode[]): ListingDetails[] {
 				address,
 				creationDate,
 				listingType: "item", // Default type for marketplace listings
+				listingStatus,
+				categoryId: listing.marketplace_listing_category_id,
+				imageUrl,
+				videoUrl,
+				seller,
+				deliveryTypes: listing.delivery_types,
 			};
 
 			results.push(listingDetails);