from sqlmodel import Field, SQLModel


class ProductsBase(SQLModel):
    name: str
    price: float
    image: str


class Products(ProductsBase, table=True):
    id: int | None = Field(default=None, primary_key=True)


class ProductsCreate(ProductsBase):
    pass


class ProductsRead(ProductsBase):
    id: int


class ProductsUpdate(SQLModel):
    name: str | None = None
    price: float | None = None
    image: str | None = None


class CartItemBase(SQLModel):
    product_id: int


class CartItemAdd(CartItemBase):
    pass


class CartItem(CartItemBase):
    count: int = 0


class CartItemRead(CartItem):
    pass


class CartItemWithProduct(CartItemRead):
    product: ProductsRead | None = None
    total_price: float = 0