feat: add spinner

Author: Angular2Guy

.vscode/launch.json

@@ -0,0 +1,19 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "jdk",
+            "request": "launch",
+            "name": "Launch Java App"
+        },
+        {
+            "name": "Launch Java: Continuous Mode",
+            "type": "jdk",
+            "request": "launch",
+            "launchConfiguration": "Continuous Mode"
+        }
+    ]
+}

payment-frontend/src/angular/src/app/booking/booking.component.scss

@@ -14,4 +14,5 @@
   height: calc(100vh - 130px);
   width: 100%;
   border: none;
- }
+ }
+ 

payment-frontend/src/angular/src/app/booking/booking.component.ts

@@ -10,31 +10,46 @@
    See the License for the specific language governing permissions and
    limitations under the License.
  */
-import { Component } from '@angular/core';
+import { AfterViewInit, Component } from '@angular/core';
 import {MatButtonModule} from '@angular/material/button';
 import { Router } from '@angular/router';
 import {DomSanitizer} from '@angular/platform-browser';
+import {MatDialog, MatDialogModule} from '@angular/material/dialog'; 
+import { SpinnerComponent } from '../spinner/spinner.component';
 
 @Component({
     selector: 'app-booking',
-    imports: [MatButtonModule],
+    imports: [MatButtonModule,MatDialogModule],
     templateUrl: './booking.component.html',
     styleUrl: './booking.component.scss'
 })
-export class BookingComponent {
+export class BookingComponent implements  AfterViewInit  {
   protected iframeUrl = this.domSanitizer.bypassSecurityTrustResourceUrl('http://localhost:3000/');
 
-  constructor(private router: Router, private domSanitizer: DomSanitizer) { }
+  constructor(private router: Router, private domSanitizer: DomSanitizer, private dialog: MatDialog) { }
+  
+  ngAfterViewInit(): void {
+    this.showDialog();
+  }
 
   protected showFlights(): void {
     this.iframeUrl = this.domSanitizer.bypassSecurityTrustResourceUrl('http://localhost:3000/');
+    this.showDialog();
   }
 
   protected showHotels(): void {
     this.iframeUrl = this.domSanitizer.bypassSecurityTrustResourceUrl('http://localhost:8088/');
+    this.showDialog();
   }
 
   protected showPayment(): void {
-    this.router.navigate(['/payment']);
+    this.router.navigate(['/payment']);    
+    this.showDialog();
+  }
+
+  private showDialog(): void {
+    const myDialog = this.dialog.open(SpinnerComponent, {width: '350px', height: '350px', disableClose: true, enterAnimationDuration: '500ms', exitAnimationDuration: '500ms', 
+      backdropClass: 'dialog-backdrop', hasBackdrop: true});
+    setTimeout(() => myDialog.close(), 2000);
   }
 }

payment-frontend/src/angular/src/app/spinner/spinner.component.html

@@ -0,0 +1,3 @@
+<div class="container">
+<mat-spinner diameter="200"></mat-spinner>
+</div>

payment-frontend/src/angular/src/app/spinner/spinner.component.scss

@@ -0,0 +1,19 @@
+/**
+ *    Copyright 2023 Sven Loesekann
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+       http://www.apache.org/licenses/LICENSE-2.0
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+ */
+.container {
+    display: flex;
+    align-items: center;
+    justify-content: center;   
+    height: 100%; 
+    width: 100%;
+} 

payment-frontend/src/angular/src/app/spinner/spinner.component.spec.ts

@@ -0,0 +1,36 @@
+/**
+ *    Copyright 2023 Sven Loesekann
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+       http://www.apache.org/licenses/LICENSE-2.0
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+ */
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { SpinnerComponent } from './spinner.component';
+/*
+describe('SpinnerComponent', () => {
+  let component: SpinnerComponent;
+  let fixture: ComponentFixture<SpinnerComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports: [SpinnerComponent]
+    })
+    .compileComponents();
+
+    fixture = TestBed.createComponent(SpinnerComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
+*/

payment-frontend/src/angular/src/app/spinner/spinner.component.ts

@@ -0,0 +1,24 @@
+/**
+ *    Copyright 2023 Sven Loesekann
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+       http://www.apache.org/licenses/LICENSE-2.0
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+ */
+import { Component } from '@angular/core';
+import {MatProgressSpinnerModule} from '@angular/material/progress-spinner'; 
+
+@Component({
+  selector: 'app-spinner',
+  imports: [MatProgressSpinnerModule],
+  templateUrl: './spinner.component.html',
+  styleUrl: './spinner.component.scss'
+})
+export class SpinnerComponent {
+
+}

payment-frontend/src/angular/src/styles.scss

@@ -10,4 +10,10 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
  */
- @use "material-icons/iconfont/material-icons.scss";
+ @use "material-icons/iconfont/material-icons.scss";
+
+ .dialog-backdrop {
+    backdrop-filter: blur(5px);
+    opacity: 1;
+    background: rgba(0,0,0,0.5);
+   }