前后端交互完成

app/model/crud/project_img_leafer_label_crud.py

@@ -0,0 +1,32 @@
+from sqlalchemy.orm import Session
+from typing import List
+
+from app.model.bussiness_model import ProjectImgLeafer
+from app.model.bussiness_model import ProjectImgLabel
+
+
+def get_img_leafer(image_id: int, session: Session):
+    """
+    根据图片id查询图片的leafer信息
+    :param image_id:
+    :param session:
+    :return:
+    """
+    img_leafer = session.query(ProjectImgLeafer).filter_by(image_id=image_id).first()
+    return img_leafer
+
+
+def save_img_leafer(leafer: ProjectImgLeafer, session: Session):
+    leafer_saved = session.query(ProjectImgLeafer).filter_by(image_id=leafer.image_id).first()
+    if leafer_saved is not None:
+        session.delete(leafer_saved)
+    session.add(leafer)
+    session.commit()
+    return leafer
+
+
+def save_img_label_batch(image_id: int, img_labels: List[ProjectImgLabel], session: Session):
+    session.query(ProjectImgLabel).filter_by(image_id=image_id).delete()
+    session.add_all(img_labels)
+    session.commit()
+    return len(img_labels)