feat: 初始化工程

service/crop_service.py

@@ -0,0 +1,42 @@
+from sqlalchemy import select, delete
+from sqlalchemy.orm import Session
+
+from models.patch import Crops, Records
+from schemas.patch import CropCreate, CropUpdate
+
+
+def create_crop(db: Session, data: CropCreate) -> bool:
+    crop = Crops(**data.model_dump())
+    db.add(crop)
+    db.commit()
+    db.refresh(crop)
+
+    return True
+
+
+def update_crop(db: Session, crop_id: int, data: CropUpdate) -> bool:
+    result = db.execute(select(Crops).where(Crops.id == crop_id))
+    crop = result.scalar_one_or_none()
+    if not crop:
+        return False
+
+    for k, v in data.model_dump(exclude_unset=True).items():
+        setattr(crop, k, v)
+    db.commit()
+    db.refresh(crop)
+
+    return True
+
+
+def delete_crop(db: Session, crop_id: int) -> bool:
+    result = db.execute(select(Crops).where(Crops.id == crop_id))
+    crop = result.scalar_one_or_none()
+    if not crop:
+        return False
+
+    db.execute(delete(Records).where(Records.crop_id == crop_id))
+
+    db.delete(crop)
+    db.commit()
+
+    return True