use serde::Serialize;

#[derive(Serialize, Debug)]
#[serde(transparent)]
pub struct AccountOrders(pub Vec<AccountOrder>);

impl From<(Vec<crate::AccountOrder>, Vec<crate::OrderItem>)> for AccountOrders {
    fn from((orders, mut items): (Vec<crate::AccountOrder>, Vec<crate::OrderItem>)) -> Self {
        Self(
            orders
                .into_iter()
                .map(
                    |crate::AccountOrder {
                         id,
                         buyer_id,
                         status,
                         order_id,
                         order_ext_id: _,
                         service_order_id: _,
                     }| {
                        AccountOrder {
                            id,
                            buyer_id,
                            status,
                            order_id,
                            items: items.drain_filter(|item| item.order_id == id).collect(),
                        }
                    },
                )
                .collect(),
        )
    }
}

impl From<(crate::AccountOrder, Vec<crate::OrderItem>)> for AccountOrder {
    fn from(
        (
            crate::AccountOrder {
                id,
                buyer_id,
                status,
                order_id,
                order_ext_id: _,
                service_order_id: _,
            },
            mut items,
        ): (crate::AccountOrder, Vec<crate::OrderItem>),
    ) -> Self {
        AccountOrder {
            id,
            buyer_id,
            status,
            order_id,
            items: items.drain_filter(|item| item.order_id == id).collect(),
        }
    }
}

#[derive(Serialize, Debug)]
pub struct AccountOrder {
    pub id: crate::AccountOrderId,
    pub buyer_id: crate::AccountId,
    pub status: crate::OrderStatus,
    pub order_id: Option<crate::OrderId>,
    pub items: Vec<crate::OrderItem>,
}

#[derive(Serialize, Debug)]
pub struct ShoppingCartItem {
    pub id: crate::ShoppingCartId,
    pub product_id: crate::ProductId,
    pub shopping_cart_id: crate::ShoppingCartId,
    pub quantity: crate::Quantity,
    pub quantity_unit: crate::QuantityUnit,
}

#[derive(Serialize, Debug)]
pub struct ShoppingCart {
    pub id: crate::ShoppingCartId,
    pub buyer_id: crate::AccountId,
    pub payment_method: crate::PaymentMethod,
    pub state: crate::ShoppingCartState,
    pub items: Vec<ShoppingCartItem>,
}

impl From<(crate::ShoppingCart, Vec<crate::ShoppingCartItem>)> for ShoppingCart {
    fn from(
        (
            crate::ShoppingCart {
                id,
                buyer_id,
                payment_method,
                state,
            },
            items,
        ): (crate::ShoppingCart, Vec<crate::ShoppingCartItem>),
    ) -> Self {
        Self {
            id,
            buyer_id,
            payment_method,
            state,
            items: items
                .into_iter()
                .map(
                    |crate::ShoppingCartItem {
                         id,
                         product_id,
                         shopping_cart_id,
                         quantity,
                         quantity_unit,
                     }| ShoppingCartItem {
                        id,
                        product_id,
                        shopping_cart_id,
                        quantity,
                        quantity_unit,
                    },
                )
                .collect(),
        }
    }
}