feat/enhance the multi-modal support (#8818)

api/core/file/file_repository.py

@@ -0,0 +1,32 @@
+from sqlalchemy import select
+from sqlalchemy.orm import Session
+
+from models import ToolFile, UploadFile
+
+from .models import File
+
+
+def get_upload_file(*, session: Session, file: File):
+    if file.related_id is None:
+        raise ValueError("Missing file related_id")
+    stmt = select(UploadFile).filter(
+        UploadFile.id == file.related_id,
+        UploadFile.tenant_id == file.tenant_id,
+    )
+    record = session.scalar(stmt)
+    if not record:
+        raise ValueError(f"upload file {file.related_id} not found")
+    return record
+
+
+def get_tool_file(*, session: Session, file: File):
+    if file.related_id is None:
+        raise ValueError("Missing file related_id")
+    stmt = select(ToolFile).filter(
+        ToolFile.id == file.related_id,
+        ToolFile.tenant_id == file.tenant_id,
+    )
+    record = session.scalar(stmt)
+    if not record:
+        raise ValueError(f"tool file {file.related_id} not found")
+    return record