chore: apply ty checks on api code with script and ci action (#24653)

api/services/dataset_service.py

@@ -133,7 +133,11 @@ class DatasetService:
 
         # Check if tag_ids is not empty to avoid WHERE false condition
         if tag_ids and len(tag_ids) > 0:
-            target_ids = TagService.get_target_ids_by_tag_ids("knowledge", tenant_id, tag_ids)
+            target_ids = TagService.get_target_ids_by_tag_ids(
+                "knowledge",
+                tenant_id,  # ty: ignore [invalid-argument-type]
+                tag_ids,
+            )
             if target_ids and len(target_ids) > 0:
                 query = query.where(Dataset.id.in_(target_ids))
             else:
@@ -2361,7 +2365,9 @@ class SegmentService:
         index_node_ids = [seg.index_node_id for seg in segments]
         total_words = sum(seg.word_count for seg in segments)
 
-        document.word_count -= total_words
+        document.word_count = (
+            document.word_count - total_words if document.word_count and document.word_count > total_words else 0
+        )
         db.session.add(document)
 
         delete_segment_from_index_task.delay(index_node_ids, dataset.id, document.id)