fix(Items): Not display inactive items in sales and purchases.

fix(item): Prevent edit inventory account of item once item has transactions.

server/src/services/Items/ItemsService.ts

@@ -22,6 +22,7 @@ import {
   ACCOUNT_TYPE,
 } from 'data/AccountTypes';
 import { ERRORS } from './constants';
+import { AccountTransaction } from 'models';
 
 @Service()
 export default class ItemsService implements IItemsService {
@@ -288,6 +289,37 @@ export default class ItemsService implements IItemsService {
     }
   }
 
+  /**
+   * Validate the item inventory account whether modified and item 
+   * has assocaited inventory transactions.
+   * @param {numnber} tenantId 
+   * @param {IItem} oldItem 
+   * @param {IItemDTO} newItemDTO 
+   * @returns 
+   */
+  async validateItemInvnetoryAccountModified(
+    tenantId: number,
+    oldItem: IItem,
+    newItemDTO: IItemDTO
+  ) {
+    const { AccountTransaction } = this.tenancy.models(tenantId);
+
+    if (
+      newItemDTO.type !== 'inventory' ||
+      oldItem.inventoryAccountId === newItemDTO.inventoryAccountId
+    ) {
+      return;
+    }
+    // Inventory transactions associated to the given item id.
+    const transactions = await AccountTransaction.query().where({
+      itemId: oldItem.id,
+    });
+    // Throw the service error in case item has associated inventory transactions.
+    if (transactions.length > 0) {
+      throw new ServiceError(ERRORS.INVENTORY_ACCOUNT_CANNOT_MODIFIED);
+    }
+  }
+
   /**
    * Creates a new item.
    * @param {number} tenantId DTO
@@ -387,6 +419,12 @@ export default class ItemsService implements IItemsService {
       );
     }
 
+    await this.validateItemInvnetoryAccountModified(
+      tenantId,
+      oldItem,
+      itemDTO
+    );
+
     const newItem = await Item.query().patchAndFetchById(itemId, {
       ...itemModel,
     });

server/src/services/Items/constants.ts

@@ -19,4 +19,5 @@ export const ERRORS = {
     'ITEM_HAS_ASSOCIATED_INVENTORY_ADJUSTMENT',
   ITEM_CANNOT_CHANGE_INVENTORY_TYPE: 'ITEM_CANNOT_CHANGE_INVENTORY_TYPE',
   TYPE_CANNOT_CHANGE_WITH_ITEM_HAS_TRANSACTIONS: 'TYPE_CANNOT_CHANGE_WITH_ITEM_HAS_TRANSACTIONS',
+  INVENTORY_ACCOUNT_CANNOT_MODIFIED: 'INVENTORY_ACCOUNT_CANNOT_MODIFIED'
 };