feat: add opening quantity, cost and date to items.

server/src/subscribers/events.ts

@@ -168,7 +168,7 @@ export default {
   /**
    * Items service.
    */
-  items: {
+  item: {
     onCreated: 'onItemCreated',
     onEdited: 'onItemEdited',
     onDeleted: 'onItemDeleted',

server/src/subscribers/items.ts

@@ -0,0 +1,32 @@
+import { Container } from 'typedi';
+import { EventSubscriber, On } from 'event-dispatch';
+import events from 'subscribers/events';
+import ItemsService from 'services/Items/ItemsService';
+
+@EventSubscriber()
+export default class ItemsSubscriber{
+  itemsService: ItemsService;
+
+  constructor() {
+    this.itemsService = Container.get(ItemsService);
+  };
+
+  /**
+   * Handle writing opening item inventory transaction.
+   */
+  @On(events.item.onCreated)
+  handleWriteOpeningInventoryTransaction({ tenantId, item }) {
+    // Can't continue if the opeing cost, quantity or opening date was empty.
+    if (!item.openingCost || !item.openingQuantity || !item.openingDate) {
+      return;
+    }
+    // Records the opeing items inventory transaction once the item created.
+    this.itemsService.recordOpeningItemsInventoryTransaction(
+      tenantId,
+      item.id,
+      item.openingQuantity,
+      item.openingCost,
+      item.openingDate,
+    )
+  }
+}