feat(pricing,types): price list API + price calculations with price lists (#5498)

**what:**

**PriceList Service APIs:**

- createPriceList
- updatePriceList
- addPriceListPrices
- removePriceListRules
- setPriceListRules
- deletePriceList
- listPriceLists
- listAndCountPriceLists

**Price Calculations**

- Returns prices with price list prices
- Returns a new shape with calculated and original prices


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

packages/pricing/integration-tests/__fixtures__/price-list-rules/data.ts

@@ -0,0 +1,12 @@
+export const defaultPriceListRuleData = [
+  {
+    id: "price-list-rule-1",
+    price_list: "price-list-1",
+    rule_type: "rule-type-1",
+  },
+  {
+    id: "price-list-rule-2",
+    price_list: "price-list-1",
+    rule_type: "rule-type-2",
+  },
+]

packages/pricing/integration-tests/__fixtures__/price-list-rules/index.ts

@@ -0,0 +1,22 @@
+import { SqlEntityManager } from "@mikro-orm/postgresql"
+import { PriceListRule } from "@models"
+import { defaultPriceListRuleData } from "./data"
+
+export * from "./data"
+
+export async function createPriceListRules(
+  manager: SqlEntityManager,
+  priceListRuleData: any[] = defaultPriceListRuleData
+): Promise<PriceListRule[]> {
+  const priceListRules: PriceListRule[] = []
+
+  for (let data of priceListRuleData) {
+    const plr = manager.create(PriceListRule, data)
+
+    priceListRules.push(plr)
+  }
+
+  await manager.persistAndFlush(priceListRules)
+
+  return priceListRules
+}

packages/pricing/integration-tests/__fixtures__/price-list/data.ts

@@ -0,0 +1,14 @@
+export const defaultPriceListData = [
+  {
+    id: "price-list-1",
+    title: "Price List 1",
+    description: "test",
+    number_rules: 0,
+  },
+  {
+    id: "price-list-2",
+    title: "Price List 2",
+    description: "test",
+    number_rules: 0,
+  },
+]

packages/pricing/integration-tests/__fixtures__/price-list/index.ts

@@ -0,0 +1,22 @@
+import { SqlEntityManager } from "@mikro-orm/postgresql"
+import { PriceList } from "@models"
+import { defaultPriceListData } from "./data"
+
+export * from "./data"
+
+export async function createPriceLists(
+  manager: SqlEntityManager,
+  priceListData: any[] = defaultPriceListData
+): Promise<PriceList[]> {
+  const priceLists: PriceList[] = []
+
+  for (let data of priceListData) {
+    const pl = manager.create(PriceList, data)
+
+    priceLists.push(pl)
+  }
+
+  await manager.persistAndFlush(priceLists)
+
+  return priceLists
+}