def save(cls,
name: str = None,
price: int = None,
category: str = None,
off: float = None) -> bool:
new_category = Category.get_one_category(category)
if new_category:
g = {
"id": next(Product.__id),
"name": name,
"price": int(price),
"category_id": new_category.get("id"),
"off": float(off)
}
cls.__db.append(g)
return True
else:
return False
def update(cls, _id: int, new_name: str, new_price: int, new_category: str,
new_off: float) -> (bool, str):
if new_category:
if not Category().exist(new_category):
return False, f"category [{new_category}] not found please first add new category"
if _id:
for product in cls.__db:
if product.get("id") == int(_id):
if new_name:
product["name"] = new_name
if new_price:
product["price"] = int(new_price)
if new_category:
ca = Category.get_one_category(new_category)
product["category_id"] = ca.get("id")
if new_off:
product["off"] = float(new_off)
return True, ""
return False, f"id: {_id} not found"
