add crud for forms, templates, shipment, users and auth with keycloak

backend/src/shipments/service.py

@@ -0,0 +1,50 @@
+from sqlmodel import Session, select
+import src.models as models
+
+def get_all(session: Session) -> list[models.ShipmentPublic]:
+    statement = select(models.Shipment)
+    return session.exec(statement).all()
+
+def get_one(session: Session, shipment_id: int) -> models.ShipmentPublic:
+    return session.get(models.Shipment, shipment_id)
+
+def create_one(session: Session, shipment: models.ShipmentCreate) -> models.ShipmentPublic:
+    products = session.exec(select(models.Product).where(models.Product.id.in_(shipment.product_ids))).all()
+    shipment_create = shipment.model_dump(exclude_unset=True, exclude={'product_ids'})
+    new_shipment = models.Shipment(**shipment_create, products=products)
+    session.add(new_shipment)
+    session.commit()
+    session.refresh(new_shipment)
+    return new_shipment
+
+def update_one(session: Session, id: int, shipment: models.ShipmentUpdate) -> models.ShipmentPublic:
+    statement = select(models.Shipment).where(models.Shipment.id == id)
+    result = session.exec(statement)
+    new_shipment = result.first()
+    if not new_shipment:
+        return None
+
+    products_to_add = session.exec(select(models.Product).where(models.Product.id.in_(shipment.product_ids))).all()
+    new_shipment.products.clear()
+    for add in products_to_add:
+        new_shipment.products.append(add)
+
+    shipment_updates = shipment.model_dump(exclude_unset=True, exclude={"product_ids"})
+    for key, value in shipment_updates.items():
+        setattr(new_shipment, key, value)
+
+    session.add(new_shipment)
+    session.commit()
+    session.refresh(new_shipment)
+    return new_shipment
+
+def delete_one(session: Session, id: int) -> models.ShipmentPublic:
+    statement = select(models.Shipment).where(models.Shipment.id == id)
+    result = session.exec(statement)
+    shipment = result.first()
+    if not shipment:
+        return None
+    result = models.ShipmentPublic.model_validate(shipment)
+    session.delete(shipment)
+    session.commit()
+    return result