Update data_fetcher.py

data_fetcher.py

@@ -37,10 +37,19 @@ def fetch_data_from_firestore(instruction):
         limit = col.get("limit", 50)
 
         try:
-            col_ref = db.collection(name)
-            col_ref = apply_filters(col_ref, filters)
-            docs = col_ref.limit(limit).stream()
-            results[name] = [doc.to_dict() for doc in docs]
+            if name == "users" and any(f["field"] == "uid" for f in filters):
+                uid_filter = next(f for f in filters if f["field"] == "uid")
+                doc_id = uid_filter["value"]
+                doc = db.collection("users").document(doc_id).get()
+                if doc.exists:
+                    results[name] = [doc.to_dict()]
+                else:
+                    results[name] = []
+            else:
+                col_ref = db.collection(name)
+                col_ref = apply_filters(col_ref, filters)
+                docs = col_ref.limit(limit).stream()
+                results[name] = [doc.to_dict() for doc in docs]
         except Exception as e:
             results[name] = {"error": str(e)}