feat(order): Add display_id to order table (#7242)

Co-authored-by: Carlos R. L. Rodrigues <37986729+carlos-r-l-rodrigues@users.noreply.github.com>

packages/modules/order/src/migrations/Migration20240219102530.ts

@@ -30,6 +30,7 @@ export class Migration20240219102530 extends Migration {
       CREATE TABLE IF NOT EXISTS "order" (
           "id" TEXT NOT NULL,
           "region_id" TEXT NULL,
+          "display_id" SERIAL,
           "customer_id" TEXT NULL,
           "version" INTEGER NOT NULL DEFAULT 1,
           "sales_channel_id" TEXT NULL,
@@ -111,6 +112,11 @@ export class Migration20240219102530 extends Migration {
         "DROP NOT NULL"
       )}
 
+      CREATE INDEX IF NOT EXISTS "IDX_order_display_id" ON "order" (
+          display_id
+      ) 
+      WHERE deleted_at IS NOT NULL;
+
       CREATE INDEX IF NOT EXISTS "IDX_order_region_id" ON "order" (
           region_id
       )

packages/modules/order/src/models/order.ts

@@ -28,6 +28,12 @@ type OptionalOrderProps =
   | "billing_address"
   | DAL.EntityDateColumns
 
+const DisplayIdIndex = createPsqlIndexStatementHelper({
+  tableName: "order",
+  columns: "display_id",
+  where: "deleted_at IS NOT NULL",
+})
+
 const RegionIdIndex = createPsqlIndexStatementHelper({
   tableName: "order",
   columns: "region_id",
@@ -83,6 +89,10 @@ export default class Order {
   @PrimaryKey({ columnType: "text" })
   id: string
 
+  @Property({ autoincrement: true, primary: false })
+  @DisplayIdIndex.MikroORMIndex()
+  display_id: number
+
   @Property({
     columnType: "text",
     nullable: true,