feat: Add support for managing account holder in payment module (#11015)

packages/modules/link-modules/src/definitions/customer-account-holder.ts

@@ -0,0 +1,68 @@
+import { ModuleJoinerConfig } from "@medusajs/framework/types"
+import { LINKS, Modules } from "@medusajs/framework/utils"
+
+export const CustomerAccountHolder: ModuleJoinerConfig = {
+  serviceName: LINKS.CustomerAccountHolder,
+  isLink: true,
+  databaseConfig: {
+    tableName: "customer_account_holder",
+    idPrefix: "custacchldr",
+  },
+  alias: [
+    {
+      name: ["customer_account_holder", "customer_account_holders"],
+      entity: "LinkCustomerAccountHolder",
+    },
+  ],
+  primaryKeys: ["id", "customer_id", "account_holder_id"],
+  relationships: [
+    {
+      serviceName: Modules.CUSTOMER,
+      entity: "Customer",
+      primaryKey: "id",
+      foreignKey: "customer_id",
+      alias: "customer",
+      args: {
+        methodSuffix: "Customers",
+      },
+    },
+    {
+      serviceName: Modules.PAYMENT,
+      entity: "AccountHolder",
+      primaryKey: "id",
+      foreignKey: "account_holder_id",
+      alias: "account_holder",
+      args: {
+        methodSuffix: "AccountHolders",
+      },
+    },
+  ],
+  extends: [
+    {
+      serviceName: Modules.CUSTOMER,
+      entity: "Customer",
+      fieldAlias: {
+        account_holder: "account_holder_link.account_holder",
+      },
+      relationship: {
+        serviceName: LINKS.CustomerAccountHolder,
+        primaryKey: "customer_id",
+        foreignKey: "id",
+        alias: "account_holder_link",
+      },
+    },
+    {
+      serviceName: Modules.PAYMENT,
+      entity: "AccountHolder",
+      fieldAlias: {
+        customer: "customer_link.customer",
+      },
+      relationship: {
+        serviceName: LINKS.CustomerAccountHolder,
+        primaryKey: "account_holder_id",
+        foreignKey: "id",
+        alias: "customer_link",
+      },
+    },
+  ],
+}

packages/modules/link-modules/src/definitions/index.ts

@@ -16,3 +16,4 @@ export * from "./region-payment-provider"
 export * from "./sales-channel-location"
 export * from "./shipping-option-price-set"
 export * from "./product-shipping-profile"
+export * from "./customer-account-holder"