poprawki

app.py

@@ -1955,26 +1955,27 @@ def all_products():
     limit = request.args.get("limit", type=int) or 100
     offset = request.args.get("offset", type=int) or 0
 
-    normalized_name = func.lower(func.trim(func.replace(Item.name, '  ', ' ')))
-    item_usage = db.session.query(
-        normalized_name.label("name"),
-        func.sum(Item.quantity).label("count")
-    ).group_by(normalized_name).all()
-    
-    usage_map = {row.name: row.count for row in item_usage}
+    rows = db.session.query(Item.name, Item.list_id).distinct().all()
 
-    all_names = sorted(usage_map.keys())
+    usage_map = defaultdict(set)
+    original_names = {}
 
-    if sort == "popularity":
-        sorted_names = sorted(all_names, key=lambda name: (-usage_map[name], name))
-    else:
-        sorted_names = sorted(all_names)
+    for raw_name, list_id in rows:
+        norm = normalize_name(raw_name)
+        usage_map[norm].add(list_id)
+        if norm not in original_names or len(raw_name) < len(original_names[norm]):
+            original_names[norm] = raw_name.strip()
 
-    paged_names = sorted_names[offset:offset+limit]
-    products = [{"name": name, "count": usage_map[name]} for name in paged_names]
-    product_count = len(all_names)
+    counts = {k: len(v) for k, v in usage_map.items()}
+    sorted_keys = sorted(
+        counts.keys(),
+        key=lambda k: (-counts[k], k) if sort == "popularity" else k
+    )
 
-    return jsonify({"products": products, "total_count": product_count})
+    paged_keys = sorted_keys[offset:offset + limit]
+    products = [{"name": original_names[k], "count": counts[k]} for k in paged_keys]
+
+    return jsonify({"products": products, "total_count": len(counts)})
 
 
 @app.route("/upload_receipt/<int:list_id>", methods=["POST"])