personal discounts to businesses done

src/models/orders.rs

@@ -4,6 +4,8 @@ use sea_orm::{Set, TransactionTrait};
 use uuid::Uuid;
 
 use crate::models::_entities::{order_items, products, shipping_methods};
+use crate::models::users;
+use crate::shared::pricing;
 pub use crate::models::_entities::orders::{ActiveModel, Column, Entity, Model};
 pub type Orders = Entity;
 
@@ -42,7 +44,12 @@ fn generate_order_number() -> String {
 /// snapshot each product's price/name, decrement stock (re-checking inside the
 /// transaction so an item can't oversell between cart and pay), then write the
 /// order and its line items. Returns the persisted order.
-pub async fn place(ctx: &AppContext, items: &[(i32, i32)], details: Checkout) -> Result<Model> {
+pub async fn place(
+    ctx: &AppContext,
+    items: &[(i32, i32)],
+    details: Checkout,
+    user: Option<&users::Model>,
+) -> Result<Model> {
     let txn = ctx.db.begin().await?;
 
     let mut subtotal: i64 = 0;
@@ -61,8 +68,10 @@ pub async fn place(ctx: &AppContext, items: &[(i32, i32)], details: Checkout) ->
             )));
         }
         currency = product.currency.clone();
-        // Snapshot the effective price (honouring any active discount).
-        let unit_price_cents = product.effective_price_cents();
+        // Snapshot the price the buyer actually pays — public sale or, for a
+        // business account, their negotiated/lowest price (same resolver the
+        // cart and storefront use).
+        let unit_price_cents = pricing::price_for(ctx, &product, user).await?.price_cents;
         subtotal += unit_price_cents * i64::from(*qty);
 
         let mut active = product.clone().into_active_model();