Added hasPermission function to the auth service to check for permissions.

Added: Bill Type selection
Fix: Add product would add to old kots if product was added earlier

bookie/src/app/auth/auth.service.ts

@@ -70,4 +70,8 @@ export class AuthService {
       );
   }
 
+  hasPermission(permission: string) : boolean {
+    return this.user !== undefined && this.user.isAuthenticated && this.user.perms.indexOf(permission) !== -1;
+  }
+
 }

bookie/src/app/sales/bill-type/bill-type.component.css

@@ -0,0 +1,11 @@
+.square-button {
+  min-width: 150px;
+  max-width: 150px;
+  min-height: 150px;
+  cursor: pointer;
+  margin: 20px;
+}
+.selected {
+  background-color: green;
+}
+

bookie/src/app/sales/bill-type/bill-type.component.html

@@ -0,0 +1,18 @@
+<div fxLayout="row wrap" fxLayoutGap="grid 20px">
+  <mat-card fxLayout="column" class="square-button" matRipple (click)="select('REGULAR_BILL')"
+            [class.selected]="selected == 'REGULAR_BILL'">
+    <h3 class="item-name">Regular</h3>
+  </mat-card>
+  <mat-card fxLayout="column" class="square-button" matRipple (click)="select('STAFF')"
+            [class.selected]="selected == 'STAFF'">
+    <h3 class="item-name">Staff</h3>
+  </mat-card>
+  <mat-card fxLayout="column" class="square-button" matRipple (click)="select('NO_CHARGE')"
+            [class.selected]="selected == 'NO_CHARGE'">
+    <h3 class="item-name">No Charge</h3>
+  </mat-card>
+</div>
+<mat-dialog-actions align="end">
+  <button mat-button [mat-dialog-close]="false">Cancel</button>
+  <button mat-button [mat-dialog-close]="selected">Done</button>
+</mat-dialog-actions>

bookie/src/app/sales/bill-type/bill-type.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { BillTypeComponent } from './bill-type.component';
+
+describe('BillTypeComponent', () => {
+  let component: BillTypeComponent;
+  let fixture: ComponentFixture<BillTypeComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ BillTypeComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(BillTypeComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

bookie/src/app/sales/bill-type/bill-type.component.ts

@@ -0,0 +1,28 @@
+import { Component } from '@angular/core';
+import { MatDialogRef } from '@angular/material';
+import { PrintType } from "../bills/bill";
+
+@Component({
+  selector: 'app-bill-type',
+  templateUrl: './bill-type.component.html',
+  styleUrls: ['./bill-type.component.css']
+})
+export class BillTypeComponent {
+  selected: string;
+
+  constructor(
+    public dialogRef: MatDialogRef<BillTypeComponent>,
+
+  ) {
+    this.selected = null;
+  }
+
+  select(s: string) {
+    this.selected = s;
+  }
+
+  accept(): void {
+    this.dialogRef.close(PrintType[this.selected]);
+  }
+}
+

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

@@ -57,7 +57,9 @@ export class BillService {
 
   }
   addProduct(product: Product): void {
-    const old = this.data.find(x => !x.isKot && x.productId === product.id && x.isHappyHour === product.hasHappyHour);
+    const old = this.data.find(
+      x => !x.isKot && !x.id && x.productId === product.id && x.isHappyHour === product.hasHappyHour
+    );
     if (old !== undefined) {
       old.quantity += 1;
     } else {
@@ -170,16 +172,15 @@ export class BillService {
     );
   }
 
-  printBill(guest_book_id: string): Observable<Bill> {
+  printBill(guest_book_id: string, printType: PrintType): Observable<Bill> {
     let item = JSON.parse(JSON.stringify(this.bill));
     item.kots.forEach(k => {
       k.inventories.forEach(i => {
         i.discount = this.data.find(x => !x.isKot && x.id === i.id).discount;
       })
     });
-    console.log(item);
     item.kots.push(this.getKot());
-    return this.ser.saveOrUpdate(item, PrintType.Bill, guest_book_id, true).pipe(
+    return this.ser.saveOrUpdate(item, printType, guest_book_id, true).pipe(
       tap(x => console.log(x))
     );
   }

bookie/src/app/sales/home/sales-home.component.ts

@@ -1,12 +1,15 @@
 import { Component, OnInit } from '@angular/core';
 import { ActivatedRoute, Router } from "@angular/router";
 import { MatDialog } from "@angular/material";
-import { mergeMap, tap } from "rxjs/operators";
-import { Observable, of as observableOf } from "rxjs";
+import { concatMap, tap } from "rxjs/operators";
+import { iif, Observable, of as observableOf, throwError} from "rxjs";
 import { BillService } from '../bill.service';
 import { ToasterService } from "../../core/toaster.service";
 import { DiscountComponent } from "../discount/discount.component";
 import { SaleCategoryService } from "../../sale-category/sale-category.service";
+import { BillTypeComponent } from "../bill-type/bill-type.component";
+import { PrintType } from "../bills/bill";
+import { AuthService } from "../../auth/auth.service";
 
 @Component({
   selector: 'app-sales-home',
@@ -19,6 +22,7 @@ export class SalesHomeComponent implements OnInit {
     private route: ActivatedRoute,
     private router: Router,
     private dialog: MatDialog,
+    private auth: AuthService,
     private toaster: ToasterService,
     private mcSer: SaleCategoryService,
     private bs: BillService) {
@@ -39,8 +43,10 @@ export class SalesHomeComponent implements OnInit {
   }
 
   discount(): void {
+    if (this.auth.hasPermission("Discount")) {
       this.showDiscount().subscribe();
     }
+  }
 
   showDiscount(): Observable<boolean | { id: string, name: string, discount: number }[]> {
     const dialogRef = this.dialog.open(DiscountComponent, {
@@ -56,24 +62,48 @@ export class SalesHomeComponent implements OnInit {
     )
   }
 
+  discountDialog (canGiveDiscount: boolean) : Observable<any> {
+    let discObs = null;
+    if (canGiveDiscount) {
+      return discObs =  this.showDiscount();
+    } else {
+      return discObs = observableOf("");
+    }
+
+  }
+
+  billTypeDialog() {
+    return this.dialog.open(BillTypeComponent).afterClosed().pipe(
+      tap(x => {
+        if (!x) {
+          throwError ("No Bill Type Chosen")
+        }
+      })
+    )
+  }
 
   printBill() {
-    const canGiveDiscount = true;
+    const canGiveDiscount = this.auth.hasPermission("Discount");
     let guestBookId = null;
     if (this.route.snapshot.queryParamMap.has("guest")) {
       guestBookId = this.route.snapshot.queryParamMap.get("guest");
     }
-    let discObs = null
-    if (!canGiveDiscount) {
-      discObs =  this.showDiscount();
-    } else {
-      discObs = observableOf("");
-    }
-    discObs.pipe(
-      mergeMap(x => this.bs.printBill(guestBookId))
-    ).subscribe(x => {
+    this.discountDialog(canGiveDiscount).pipe(
+      concatMap(() => this.billTypeDialog())
+    ).pipe(
+      concatMap(
+        (x: boolean | PrintType) => iif(
+          () => !!x,
+          this.bs.printBill(guestBookId, x as PrintType),
+          throwError(x)
+        )
+      ),
+    ).subscribe(() => {
         this.toaster.show('Success', '');
         this.router.navigate(['/sales']);
+      },
+      x => {
+        this.toaster.show('Error', "No Bill Type Chosen")
       });
   }
 }

bookie/src/app/sales/sales.module.ts

@@ -26,6 +26,7 @@ import { SalesHomeComponent } from './home/sales-home.component';
 import { BillService } from './bill.service';
 import { QuantityComponent } from './quantity/quantity.component';
 import { DiscountComponent } from "./discount/discount.component";
+import {BillTypeComponent} from "./bill-type/bill-type.component";
 
 @NgModule({
   providers: [
@@ -33,6 +34,7 @@ import { DiscountComponent } from "./discount/discount.component";
   ],
   declarations: [
     BillsComponent,
+    BillTypeComponent,
     DiscountComponent,
     MenuCategoriesComponent,
     ModifiersComponent,
@@ -61,6 +63,7 @@ import { DiscountComponent } from "./discount/discount.component";
     SalesRoutingModule
   ],
   entryComponents: [
+    BillTypeComponent,
     DiscountComponent,
     ModifiersComponent,
     QuantityComponent