Feature: Added product bundles. Have to wire it up to inventory and reports.

bookie/src/app/sales/bill.service.ts

@@ -9,13 +9,13 @@ import { BillViewItem } from '../core/bill-view-item';
 import { ModifierCategory } from '../core/modifier-category';
 import { ReceivePaymentItem } from '../core/receive-payment-item';
 import { SaleCategory } from '../core/sale-category';
-import { StockKeepingUnit } from '../core/stock-keeping-unit';
 import { Table } from '../core/table';
 import { ModifierCategoryService } from '../modifier-categories/modifier-category.service';
 import { MathService } from '../shared/math.service';
 import { Bill } from './bills/bill';
 import { Inventory } from './bills/inventory';
 import { Kot } from './bills/kot';
+import { ProductLink } from './bills/product-link';
 import { VoucherType } from './bills/voucher-type';
 import { VoucherService } from './bills/voucher.service';
 import { ModifiersComponent } from './modifiers/modifiers.component';
@@ -109,7 +109,7 @@ export class BillService {
     );
   }
 
-  addSku(sku: StockKeepingUnit, quantity: number, discount: number): void {
+  addSku(sku: ProductLink, quantity: number, discount: number): void {
     const newKot = this.bill.kots.find((k) => k.id === undefined) as Kot;
     const old = newKot.inventories.find((x) => x.sku.id === sku.id && x.isHappyHour === sku.hasHappyHour);
     if (quantity < 0) {
@@ -127,7 +127,7 @@ export class BillService {
         quantity,
         price: sku.price,
         isHappyHour: sku.hasHappyHour,
-        taxRate: sku.tax.rate,
+        taxRate: sku.tax?.rate,
         tax: sku.tax,
         discount,
         modifiers: [],