feat(pricing, types, utils, medusa-sdk): Pricing Module Setup + Currency (#4860)

What:

- Setups the skeleton for pricing module
- Creates service/model/repository for currency model
- Setups types
- Setups DB
- Moved some utils to a common place

RESOLVES CORE-1477
RESOLVES CORE-1476

packages/pricing/src/loaders/connection.ts

@@ -0,0 +1,27 @@
+import { InternalModuleDeclaration, LoaderOptions } from "@medusajs/modules-sdk"
+import { ModulesSdkTypes } from "@medusajs/types"
+import { ModulesSdkUtils } from "@medusajs/utils"
+import { EntitySchema } from "@mikro-orm/core"
+import * as PricingModels from "../models"
+
+export default async (
+  {
+    options,
+    container,
+    logger,
+  }: LoaderOptions<
+    | ModulesSdkTypes.ModuleServiceInitializeOptions
+    | ModulesSdkTypes.ModuleServiceInitializeCustomDataLayerOptions
+  >,
+  moduleDeclaration?: InternalModuleDeclaration
+): Promise<void> => {
+  const entities = Object.values(PricingModels) as unknown as EntitySchema[]
+
+  await ModulesSdkUtils.mikroOrmConnectionLoader({
+    entities,
+    container,
+    options,
+    moduleDeclaration,
+    logger,
+  })
+}

packages/pricing/src/loaders/container.ts

@@ -0,0 +1,41 @@
+import { ModulesSdkTypes } from "@medusajs/types"
+import * as defaultRepositories from "@repositories"
+import { BaseRepository, CurrencyRepository } from "@repositories"
+import { CurrencyService } from "@services"
+
+import { LoaderOptions } from "@medusajs/modules-sdk"
+import { loadCustomRepositories } from "@medusajs/utils"
+import { asClass } from "awilix"
+
+export default async ({
+  container,
+  options,
+}: LoaderOptions<
+  | ModulesSdkTypes.ModuleServiceInitializeOptions
+  | ModulesSdkTypes.ModuleServiceInitializeCustomDataLayerOptions
+>): Promise<void> => {
+  const customRepositories = (
+    options as ModulesSdkTypes.ModuleServiceInitializeCustomDataLayerOptions
+  )?.repositories
+
+  container.register({
+    currencyService: asClass(CurrencyService).singleton(),
+  })
+
+  if (customRepositories) {
+    loadCustomRepositories({
+      defaultRepositories,
+      customRepositories,
+      container,
+    })
+  } else {
+    loadDefaultRepositories({ container })
+  }
+}
+
+function loadDefaultRepositories({ container }) {
+  container.register({
+    baseRepository: asClass(BaseRepository).singleton(),
+    currencyRepository: asClass(CurrencyRepository).singleton(),
+  })
+}

packages/pricing/src/loaders/index.ts

@@ -0,0 +1,2 @@
+export * from "./connection"
+export * from "./container"