feat(core-flows,pricing,medusa,pricing,types,utils): Price List Prices can have their own rules (#5752)

**What**
- Add price-rules for prices in price-lists
- make rules object optional when creating prices

**Why**
- more price granularity

Co-authored-by: Philip Korsholm <88927411+pKorsholm@users.noreply.github.com>

packages/medusa/src/api/routes/admin/price-lists/add-prices-batch.ts

@@ -1,5 +1,6 @@
-import { MedusaV2Flag } from "@medusajs/utils"
 import { updatePriceLists } from "@medusajs/core-flows"
+import { MedusaContainer } from "@medusajs/types"
+import { MedusaV2Flag } from "@medusajs/utils"
 import { Type } from "class-transformer"
 import { IsArray, IsBoolean, IsOptional, ValidateNested } from "class-validator"
 import { EntityManager } from "typeorm"
@@ -8,7 +9,6 @@ import { PriceList } from "../../../.."
 import PriceListService from "../../../../services/price-list"
 import { AdminPriceListPricesUpdateReq } from "../../../../types/price-list"
 import { validator } from "../../../../utils/validator"
-import { MedusaContainer } from "@medusajs/types"
 import { getPriceListPricingModule } from "./modules-queries"
 
 /**

packages/medusa/src/api/routes/admin/price-lists/index.ts

@@ -121,6 +121,12 @@ export const defaultAdminPriceListRemoteQueryObject = {
         "updated_at",
       ],
     },
+    price_rules: {
+      fields: ["value"],
+      rule_type: {
+        fields: ["rule_attribute"],
+      },
+    },
     price_set: {
       variant_link: {
         variant: {

packages/medusa/src/api/routes/admin/price-lists/modules-queries/list-and-count-price-lists.ts

@@ -65,12 +65,18 @@ export async function listAndCountPriceListPricingModule({
     priceList.prices = priceSetMoneyAmounts.map((priceSetMoneyAmount) => {
       const productVariant = priceSetMoneyAmount.price_set.variant_link.variant
 
+      const rules = priceSetMoneyAmount.price_rules.reduce((acc, curr) => {
+        acc[curr.rule_type.rule_attribute] = curr.value
+        return acc
+      }, {})
+
       return {
         ...(priceSetMoneyAmount.money_amount as MoneyAmount),
         price_list_id: priceList.id,
         variant_id: productVariant?.id ?? null,
         variant: productVariant ?? null,
-        region_id: null,
+        region_id: rules["region_id"] ?? null,
+        rules,
       }
     })