[frontend] Add warning dialog to telegram delete

kibicara-frontend/src/app/platforms/telegram/telegram-settings/telegram-settings.component.ts

@@ -4,6 +4,7 @@ import { Observer, Observable } from 'rxjs';
 import { TelegramInfoDialogComponent } from '../telegram-info-dialog/telegram-info-dialog.component';
 import { MatDialog } from '@angular/material/dialog';
 import { TelegramDialogComponent } from '../telegram-dialog/telegram-dialog.component';
+import { YesNoDialogComponent } from 'src/app/shared/yes-no-dialog/yes-no-dialog.component';
 
 @Component({
   selector: 'app-telegram-settings',
@@ -32,12 +33,24 @@ export class TelegramSettingsComponent implements OnInit {
   }
 
   onDelete(telegramId) {
+    const dialogRef = this.dialog.open(YesNoDialogComponent, {
+      data: {
+        title: 'Warning',
+        content:
+          'This will also delete the list of subscribers of the telegram bot.',
+      },
+    });
+
+    dialogRef.afterClosed().subscribe((response) => {
+      if (response) {
         this.telegramService
           .deleteTelegram(telegramId, this.hoodId)
           .subscribe(() => {
             this.reload();
           });
       }
+    });
+  }
 
   onCreate() {
     const dialogRef = this.dialog.open(TelegramDialogComponent, {

kibicara-frontend/src/app/shared/shared.module.ts

@@ -6,9 +6,10 @@ import { ReactiveFormsModule, FormsModule } from '@angular/forms';
 import { RouterModule } from '@angular/router';
 import { CommonModule } from '@angular/common';
 import { Ng2SearchPipeModule } from 'ng2-search-filter';
+import { YesNoDialogComponent } from './yes-no-dialog/yes-no-dialog.component';
 
 @NgModule({
-  declarations: [ToolbarComponent, NotFoundComponent],
+  declarations: [ToolbarComponent, NotFoundComponent, YesNoDialogComponent],
   imports: [
     MaterialModule,
     ReactiveFormsModule,

kibicara-frontend/src/app/shared/yes-no-dialog/yes-no-dialog.component.html

@@ -0,0 +1,8 @@
+<h2 mat-dialog-title>{{ data.title }}</h2>
+<mat-dialog-content>{{ data.content }}</mat-dialog-content>
+<mat-dialog-actions align="end">
+  <button mat-button mat-dialog-close>Back</button>
+  <button mat-button [mat-dialog-close]="true" cdkFocusInitial>
+    I understand, delete
+  </button>
+</mat-dialog-actions>

kibicara-frontend/src/app/shared/yes-no-dialog/yes-no-dialog.component.spec.ts

@@ -0,0 +1,24 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { YesNoDialogComponent } from './yes-no-dialog.component';
+
+describe('YesNoDialogComponent', () => {
+  let component: YesNoDialogComponent;
+  let fixture: ComponentFixture<YesNoDialogComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [YesNoDialogComponent],
+    }).compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(YesNoDialogComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

kibicara-frontend/src/app/shared/yes-no-dialog/yes-no-dialog.component.ts

@@ -0,0 +1,13 @@
+import { Component, OnInit, Inject } from '@angular/core';
+import { MAT_DIALOG_DATA } from '@angular/material/dialog';
+
+@Component({
+  selector: 'app-yes-no-dialog',
+  templateUrl: './yes-no-dialog.component.html',
+  styleUrls: ['./yes-no-dialog.component.scss'],
+})
+export class YesNoDialogComponent implements OnInit {
+  constructor(@Inject(MAT_DIALOG_DATA) public data) {}
+
+  ngOnInit(): void {}
+}