Upgrading to Angular 20:

Replaced checked in package-lock.json by regenerated one.
Ran ng update @angular/core@20 @angular/cli@20
Ran npm install @angular-builders/jest@^20.0.0 @fortawesome/angular-fontawesome@^3.0.0 @swimlane/ngx-graph@^11
Ran npm install ngx-mat-select-search@^8.0.2.
Ran ng update @angular/material@20.
Updated all eslint and typescript to the latest versions.
Removed @angular-devkit/schematics.
Updated fontawesome.
Updated rxjs and tslib.
Moved required node version from 16 to 20.
Updated jest-preset-angular.
Set preserveWhitespaces to false.
Corrected two type declarations in two typescript files to make ng serve run without errors.
Removed unused angular-devkit/schematics from view-user.component.ts .
Updated list of supported browsers.
Upgraded prettier.
Ran prettier . --write the first time.
Ran prettier . --write the second time.
Ran ng generate @angular/core:inject with defaults, excepted a handful of files.
Fixed remaining eslint problems.
Added dist directory to ignores in eslint.config.js.
Let prettier fix formatting, almost everything is just line breaks.
Made htmlhint ignore @if and @for Angular constructs.
Updated node version in Github workflow to 22.12.0 (build.yml).
Updated .env.ts.
Updated Angular datetime format strings from YYYY-MM-DD to yyyy-MM-dd.
Merged changes from dev into angular20 branch.

src/app/system/external-services/amazon-s3/amazon-s3.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit, ViewChild } from '@angular/core';
+import { Component, OnInit, ViewChild, inject } from '@angular/core';
 import { MatSort, MatSortHeader } from '@angular/material/sort';
 import {
   MatTableDataSource,
@@ -43,6 +43,8 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class AmazonS3Component implements OnInit {
+  private route = inject(ActivatedRoute);
+
   /** Amazon S3 configuration data. */
   amazonS3ConfigurationData: any;
   /** Columns to be displayed in Amazon S3 configuration table. */
@@ -60,7 +62,7 @@ export class AmazonS3Component implements OnInit {
    * Retrieves the Amazon S3 configuration data from `resolve`.
    * @param {ActivatedRoute} route Activated Route.
    */
-  constructor(private route: ActivatedRoute) {
+  constructor() {
     this.route.data.subscribe((data: { amazonS3Configuration: any }) => {
       this.amazonS3ConfigurationData = data.amazonS3Configuration;
     });

src/app/system/external-services/amazon-s3/amazon-s3.resolver.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 
 /** rxjs Imports */
 import { Observable } from 'rxjs';
@@ -12,10 +12,7 @@ import { SystemService } from '../../system.service';
  */
 @Injectable()
 export class AmazonS3ConfigurationResolver {
-  /**
-   * @param {SystemService} systemService System service.
-   */
-  constructor(private systemService: SystemService) {}
+  private systemService = inject(SystemService);
 
   /**
    * Returns the Amazon S3 Configuration data.

src/app/system/external-services/amazon-s3/edit-amazon-s3/edit-amazon-s3.component.html

@@ -6,50 +6,66 @@
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.S3 Bucket Name' | translate }}</mat-label>
             <input matInput required formControlName="s3_bucket_name" />
-            <mat-error *ngIf="amazonS3ConfigurationForm.controls.s3_bucket_name.hasError('required')">
-              {{ 'labels.inputs.S3 Bucket Name' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (amazonS3ConfigurationForm.controls.s3_bucket_name.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.S3 Bucket Name' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.S3 Access Key' | translate }}</mat-label>
             <input matInput required type="{{ accessKeyInputType }}" formControlName="s3_access_key" />
-            <button
-              mat-button
-              *ngIf="amazonS3ConfigurationForm.controls.s3_access_key.value"
-              matSuffix
-              mat-icon-button
-              (mousedown)="accessKeyInputType = 'text'"
-              (mouseup)="accessKeyInputType = 'password'"
-            >
-              <fa-icon *ngIf="accessKeyInputType === 'password'" icon="eye"></fa-icon>
-              <fa-icon *ngIf="accessKeyInputType === 'text'" icon="eye-slash"></fa-icon>
-            </button>
-            <mat-error *ngIf="amazonS3ConfigurationForm.controls.s3_access_key.hasError('required')">
-              {{ 'labels.inputs.S3 Access Key' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (amazonS3ConfigurationForm.controls.s3_access_key.value) {
+              <button
+                mat-button
+                matSuffix
+                mat-icon-button
+                (mousedown)="accessKeyInputType = 'text'"
+                (mouseup)="accessKeyInputType = 'password'"
+              >
+                @if (accessKeyInputType === 'password') {
+                  <fa-icon icon="eye"></fa-icon>
+                }
+                @if (accessKeyInputType === 'text') {
+                  <fa-icon icon="eye-slash"></fa-icon>
+                }
+              </button>
+            }
+            @if (amazonS3ConfigurationForm.controls.s3_access_key.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.S3 Access Key' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.S3 Secret Key' | translate }}</mat-label>
             <input matInput required type="{{ secretKeyInputType }}" formControlName="s3_secret_key" />
-            <button
-              mat-button
-              *ngIf="amazonS3ConfigurationForm.controls.s3_secret_key.value"
-              matSuffix
-              mat-icon-button
-              (mousedown)="secretKeyInputType = 'text'"
-              (mouseup)="secretKeyInputType = 'password'"
-            >
-              <fa-icon *ngIf="secretKeyInputType === 'password'" icon="eye"></fa-icon>
-              <fa-icon *ngIf="secretKeyInputType === 'text'" icon="eye-slash"></fa-icon>
-            </button>
-            <mat-error *ngIf="amazonS3ConfigurationForm.controls.s3_secret_key.hasError('required')">
-              {{ 'labels.inputs.S3 Secret Key' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (amazonS3ConfigurationForm.controls.s3_secret_key.value) {
+              <button
+                mat-button
+                matSuffix
+                mat-icon-button
+                (mousedown)="secretKeyInputType = 'text'"
+                (mouseup)="secretKeyInputType = 'password'"
+              >
+                @if (secretKeyInputType === 'password') {
+                  <fa-icon icon="eye"></fa-icon>
+                }
+                @if (secretKeyInputType === 'text') {
+                  <fa-icon icon="eye-slash"></fa-icon>
+                }
+              </button>
+            }
+            @if (amazonS3ConfigurationForm.controls.s3_secret_key.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.S3 Secret Key' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
         </div>
       </mat-card-content>

src/app/system/external-services/amazon-s3/edit-amazon-s3/edit-amazon-s3.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit } from '@angular/core';
+import { Component, OnInit, inject } from '@angular/core';
 import { ActivatedRoute, Router, RouterLink } from '@angular/router';
 import { UntypedFormGroup, UntypedFormBuilder, Validators, ReactiveFormsModule } from '@angular/forms';
 
@@ -23,6 +23,11 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class EditAmazonS3Component implements OnInit {
+  private formBuilder = inject(UntypedFormBuilder);
+  private systemService = inject(SystemService);
+  private route = inject(ActivatedRoute);
+  private router = inject(Router);
+
   /** Amazon S3 Configuration data */
   amazonS3ConfigurationData: any;
   /** Amazon S3 Configuration Form */
@@ -39,12 +44,7 @@ export class EditAmazonS3Component implements OnInit {
    * @param {ActivatedRoute} route Activated Route.
    * @param {Router} router Router for navigation.
    */
-  constructor(
-    private formBuilder: UntypedFormBuilder,
-    private systemService: SystemService,
-    private route: ActivatedRoute,
-    private router: Router
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { amazonS3Configuration: any }) => {
       this.amazonS3ConfigurationData = data.amazonS3Configuration;
     });

src/app/system/external-services/email/edit-email/edit-email.component.html

@@ -6,48 +6,61 @@
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Username' | translate }}</mat-label>
             <input matInput required formControlName="username" />
-            <mat-error *ngIf="emailConfigurationForm.controls.username.hasError('required')">
-              {{ 'labels.inputs.Username' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (emailConfigurationForm.controls.username.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Username' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Password' | translate }}</mat-label>
             <input matInput required type="{{ passwordInputType }}" formControlName="password" />
-            <button
-              mat-button
-              *ngIf="emailConfigurationForm.controls.password.value"
-              matSuffix
-              mat-icon-button
-              (mousedown)="passwordInputType = 'text'"
-              (mouseup)="passwordInputType = 'password'"
-            >
-              <fa-icon *ngIf="passwordInputType === 'password'" icon="eye"></fa-icon>
-              <fa-icon *ngIf="passwordInputType === 'text'" icon="eye-slash"></fa-icon>
-            </button>
-            <mat-error *ngIf="emailConfigurationForm.controls.password.hasError('required')">
-              {{ 'labels.inputs.Password' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (emailConfigurationForm.controls.password.value) {
+              <button
+                mat-button
+                matSuffix
+                mat-icon-button
+                (mousedown)="passwordInputType = 'text'"
+                (mouseup)="passwordInputType = 'password'"
+              >
+                @if (passwordInputType === 'password') {
+                  <fa-icon icon="eye"></fa-icon>
+                }
+                @if (passwordInputType === 'text') {
+                  <fa-icon icon="eye-slash"></fa-icon>
+                }
+              </button>
+            }
+            @if (emailConfigurationForm.controls.password.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Password' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Host' | translate }}</mat-label>
             <input matInput required formControlName="host" />
-            <mat-error *ngIf="emailConfigurationForm.controls.host.hasError('required')">
-              {{ 'labels.inputs.Host' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (emailConfigurationForm.controls.host.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Host' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Port' | translate }}</mat-label>
             <input matInput type="number" required formControlName="port" />
-            <mat-error *ngIf="emailConfigurationForm.controls.port.hasError('required')">
-              {{ 'labels.inputs.Port' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (emailConfigurationForm.controls.port.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Port' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-checkbox labelPosition="before" formControlName="useTLS" class="margin-v flex-48">
@@ -57,19 +70,23 @@
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.From Email' | translate }}</mat-label>
             <input matInput type="email" required formControlName="fromEmail" />
-            <mat-error *ngIf="emailConfigurationForm.controls.fromEmail.hasError('required')">
-              {{ 'labels.inputs.From Email' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (emailConfigurationForm.controls.fromEmail.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.From Email' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.From Name' | translate }}</mat-label>
             <input matInput required formControlName="fromName" />
-            <mat-error *ngIf="emailConfigurationForm.controls.fromName.hasError('required')">
-              {{ 'labels.inputs.From Name' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (emailConfigurationForm.controls.fromName.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.From Name' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
         </div>
       </mat-card-content>

src/app/system/external-services/email/edit-email/edit-email.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit } from '@angular/core';
+import { Component, OnInit, inject } from '@angular/core';
 import { ActivatedRoute, Router, RouterLink } from '@angular/router';
 import { UntypedFormGroup, UntypedFormBuilder, Validators, ReactiveFormsModule } from '@angular/forms';
 
@@ -25,6 +25,11 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class EditEmailComponent implements OnInit {
+  private formBuilder = inject(UntypedFormBuilder);
+  private systemService = inject(SystemService);
+  private route = inject(ActivatedRoute);
+  private router = inject(Router);
+
   /** Password input field type. */
   passwordInputType: string;
   /** Email Configuration data */
@@ -39,12 +44,7 @@ export class EditEmailComponent implements OnInit {
    * @param {ActivatedRoute} route Activated Route.
    * @param {Router} router Router for navigation.
    */
-  constructor(
-    private formBuilder: UntypedFormBuilder,
-    private systemService: SystemService,
-    private route: ActivatedRoute,
-    private router: Router
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { emailConfiguration: any }) => {
       this.emailConfigurationData = data.emailConfiguration;
     });

src/app/system/external-services/email/email.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit, ViewChild } from '@angular/core';
+import { Component, OnInit, ViewChild, inject } from '@angular/core';
 import { ActivatedRoute, RouterLink } from '@angular/router';
 import { MatSort, MatSortHeader } from '@angular/material/sort';
 import {
@@ -43,6 +43,8 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class EmailComponent implements OnInit {
+  private route = inject(ActivatedRoute);
+
   /** Email configuration data. */
   emailConfigurationData: any;
   /** Columns to be displayed in Email configuration table. */
@@ -60,7 +62,7 @@ export class EmailComponent implements OnInit {
    * Retrieves the Email configuration data from `resolve`.
    * @param {ActivatedRoute} route Activated Route.
    */
-  constructor(private route: ActivatedRoute) {
+  constructor() {
     this.route.data.subscribe((data: { emailConfiguration: any }) => {
       this.emailConfigurationData = data.emailConfiguration;
     });

src/app/system/external-services/email/email.resolver.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 
 /** rxjs Imports */
 import { Observable } from 'rxjs';
@@ -12,10 +12,7 @@ import { SystemService } from '../../system.service';
  */
 @Injectable()
 export class EmailConfigurationResolver {
-  /**
-   * @param {SystemService} systemService System service.
-   */
-  constructor(private systemService: SystemService) {}
+  private systemService = inject(SystemService);
 
   /**
    * Returns the Email Configuration data.

src/app/system/external-services/external-services.component.html

@@ -8,21 +8,17 @@
               <fa-icon icon="cloud" size="sm"></fa-icon>
             </mat-icon>
             <h4 matLine [routerLink]="['amazon-s3']">{{ 'labels.heading.S3 Amazon External Service' | translate }}</h4>
-            <fa-icon
-              (click)="arrowBooleansToggle(0); $event.stopPropagation()"
-              *ngIf="!arrowBooleans[0]"
-              icon="arrow-down"
-              size="md"
-            ></fa-icon>
-            <fa-icon
-              (click)="arrowBooleansToggle(0); $event.stopPropagation()"
-              *ngIf="arrowBooleans[0]"
-              icon="arrow-up"
-              size="md"
-            ></fa-icon>
-            <p matLine [routerLink]="['amazon-s3']" *ngIf="arrowBooleans[0]">
-              {{ 'labels.text.S3 Amazon Service Configuration' | translate }}
-            </p>
+            @if (!arrowBooleans[0]) {
+              <fa-icon (click)="arrowBooleansToggle(0); $event.stopPropagation()" icon="arrow-down" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[0]) {
+              <fa-icon (click)="arrowBooleansToggle(0); $event.stopPropagation()" icon="arrow-up" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[0]) {
+              <p matLine [routerLink]="['amazon-s3']">
+                {{ 'labels.text.S3 Amazon Service Configuration' | translate }}
+              </p>
+            }
           </mat-list-item>
 
           <mat-list-item [routerLink]="['sms']">
@@ -30,21 +26,17 @@
               <fa-icon icon="comment-alt" size="sm"></fa-icon>
             </mat-icon>
             <h4 matLine [routerLink]="['sms']">{{ 'labels.heading.SMS External Service' | translate }}</h4>
-            <fa-icon
-              (click)="arrowBooleansToggle(1); $event.stopPropagation()"
-              *ngIf="!arrowBooleans[1]"
-              icon="arrow-down"
-              size="md"
-            ></fa-icon>
-            <fa-icon
-              (click)="arrowBooleansToggle(1); $event.stopPropagation()"
-              *ngIf="arrowBooleans[1]"
-              icon="arrow-up"
-              size="md"
-            ></fa-icon>
-            <p matLine [routerLink]="['sms']" *ngIf="arrowBooleans[1]">
-              {{ 'labels.text.SMS Service Configuration' | translate }}
-            </p>
+            @if (!arrowBooleans[1]) {
+              <fa-icon (click)="arrowBooleansToggle(1); $event.stopPropagation()" icon="arrow-down" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[1]) {
+              <fa-icon (click)="arrowBooleansToggle(1); $event.stopPropagation()" icon="arrow-up" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[1]) {
+              <p matLine [routerLink]="['sms']">
+                {{ 'labels.text.SMS Service Configuration' | translate }}
+              </p>
+            }
           </mat-list-item>
         </mat-nav-list>
       </div>
@@ -56,21 +48,17 @@
               <fa-icon icon="envelope" size="sm"></fa-icon>
             </mat-icon>
             <h4 matLine [routerLink]="['email']">{{ 'labels.heading.Email External Service' | translate }}</h4>
-            <fa-icon
-              (click)="arrowBooleansToggle(2); $event.stopPropagation()"
-              *ngIf="!arrowBooleans[2]"
-              icon="arrow-down"
-              size="md"
-            ></fa-icon>
-            <fa-icon
-              (click)="arrowBooleansToggle(2); $event.stopPropagation()"
-              *ngIf="arrowBooleans[2]"
-              icon="arrow-up"
-              size="md"
-            ></fa-icon>
-            <p matLine [routerLink]="['email']" *ngIf="arrowBooleans[2]">
-              {{ 'labels.text.Email Service Configuration' | translate }}
-            </p>
+            @if (!arrowBooleans[2]) {
+              <fa-icon (click)="arrowBooleansToggle(2); $event.stopPropagation()" icon="arrow-down" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[2]) {
+              <fa-icon (click)="arrowBooleansToggle(2); $event.stopPropagation()" icon="arrow-up" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[2]) {
+              <p matLine [routerLink]="['email']">
+                {{ 'labels.text.Email Service Configuration' | translate }}
+              </p>
+            }
           </mat-list-item>
 
           <mat-list-item [routerLink]="['notification']">
@@ -80,21 +68,17 @@
             <h4 matLine [routerLink]="['notification']">
               {{ 'labels.heading.Notification External Service' | translate }}
             </h4>
-            <fa-icon
-              (click)="arrowBooleansToggle(3); $event.stopPropagation()"
-              *ngIf="!arrowBooleans[3]"
-              icon="arrow-down"
-              size="md"
-            ></fa-icon>
-            <fa-icon
-              (click)="arrowBooleansToggle(3); $event.stopPropagation()"
-              *ngIf="arrowBooleans[3]"
-              icon="arrow-up"
-              size="md"
-            ></fa-icon>
-            <p matLine [routerLink]="['notification']" *ngIf="arrowBooleans[3]">
-              {{ 'labels.text.Notification Service Configuration' | translate }}
-            </p>
+            @if (!arrowBooleans[3]) {
+              <fa-icon (click)="arrowBooleansToggle(3); $event.stopPropagation()" icon="arrow-down" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[3]) {
+              <fa-icon (click)="arrowBooleansToggle(3); $event.stopPropagation()" icon="arrow-up" size="md"></fa-icon>
+            }
+            @if (arrowBooleans[3]) {
+              <p matLine [routerLink]="['notification']">
+                {{ 'labels.text.Notification Service Configuration' | translate }}
+              </p>
+            }
           </mat-list-item>
         </mat-nav-list>
       </div>

src/app/system/external-services/notification/edit-notification/edit-notification.component.html

@@ -6,28 +6,34 @@
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Server Key' | translate }}</mat-label>
             <input matInput required formControlName="server_key" />
-            <mat-error *ngIf="notificationConfigurationForm.controls.server_key.hasError('required')">
-              {{ 'labels.inputs.Server Key' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (notificationConfigurationForm.controls.server_key.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Server Key' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.GCM End Point' | translate }}</mat-label>
             <input matInput required formControlName="gcm_end_point" />
-            <mat-error *ngIf="notificationConfigurationForm.controls.gcm_end_point.hasError('required')">
-              {{ 'labels.inputs.GCM End Point' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (notificationConfigurationForm.controls.gcm_end_point.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.GCM End Point' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.FCM End Point' | translate }}</mat-label>
             <input matInput required formControlName="fcm_end_point" />
-            <mat-error *ngIf="notificationConfigurationForm.controls.fcm_end_point.hasError('required')">
-              {{ 'labels.inputs.FCM End Point' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (notificationConfigurationForm.controls.fcm_end_point.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.FCM End Point' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
         </div>
       </mat-card-content>

src/app/system/external-services/notification/edit-notification/edit-notification.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit } from '@angular/core';
+import { Component, OnInit, inject } from '@angular/core';
 import { ActivatedRoute, Router, RouterLink } from '@angular/router';
 import { UntypedFormGroup, UntypedFormBuilder, Validators, ReactiveFormsModule } from '@angular/forms';
 
@@ -19,6 +19,11 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class EditNotificationComponent implements OnInit {
+  private formBuilder = inject(UntypedFormBuilder);
+  private systemService = inject(SystemService);
+  private route = inject(ActivatedRoute);
+  private router = inject(Router);
+
   /** Notification Configuration data */
   notificationConfigurationData: any;
   /** Notification Configuration Form */
@@ -31,12 +36,7 @@ export class EditNotificationComponent implements OnInit {
    * @param {ActivatedRoute} route Activated Route.
    * @param {Router} router Router for navigation.
    */
-  constructor(
-    private formBuilder: UntypedFormBuilder,
-    private systemService: SystemService,
-    private route: ActivatedRoute,
-    private router: Router
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { notificationConfiguration: any }) => {
       this.notificationConfigurationData = data.notificationConfiguration;
     });

src/app/system/external-services/notification/notification.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit, ViewChild } from '@angular/core';
+import { Component, OnInit, ViewChild, inject } from '@angular/core';
 import { ActivatedRoute, RouterLink } from '@angular/router';
 import { MatSort, MatSortHeader } from '@angular/material/sort';
 import {
@@ -43,6 +43,8 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class NotificationComponent implements OnInit {
+  private route = inject(ActivatedRoute);
+
   /** Notification configuration data. */
   notificationConfigurationData: any;
   /** Columns to be displayed in Notification configuration table. */
@@ -60,7 +62,7 @@ export class NotificationComponent implements OnInit {
    * Retrieves the Notification configuration data from `resolve`.
    * @param {ActivatedRoute} route Activated Route.
    */
-  constructor(private route: ActivatedRoute) {
+  constructor() {
     this.route.data.subscribe((data: { notificationConfiguration: any }) => {
       this.notificationConfigurationData = data.notificationConfiguration;
     });

src/app/system/external-services/notification/notification.resolver.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 
 /** rxjs Imports */
 import { Observable } from 'rxjs';
@@ -12,10 +12,7 @@ import { SystemService } from '../../system.service';
  */
 @Injectable()
 export class NotificationConfigurationResolver {
-  /**
-   * @param {SystemService} systemService System service.
-   */
-  constructor(private systemService: SystemService) {}
+  private systemService = inject(SystemService);
 
   /**
    * Returns the Notification Configuration data.

src/app/system/external-services/sms/edit-sms/edit-sms.component.html

@@ -6,37 +6,45 @@
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Host Name' | translate }}</mat-label>
             <input matInput required formControlName="host_name" />
-            <mat-error *ngIf="smsConfigurationForm.controls.host_name.hasError('required')">
-              {{ 'labels.inputs.Host Name' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (smsConfigurationForm.controls.host_name.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Host Name' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Port Number' | translate }}</mat-label>
             <input matInput required formControlName="port_number" />
-            <mat-error *ngIf="smsConfigurationForm.controls.port_number.hasError('required')">
-              {{ 'labels.inputs.Port Number' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (smsConfigurationForm.controls.port_number.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Port Number' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.End Point' | translate }}</mat-label>
             <input matInput required formControlName="end_point" />
-            <mat-error *ngIf="smsConfigurationForm.controls.end_point.hasError('required')">
-              {{ 'labels.inputs.End Point' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (smsConfigurationForm.controls.end_point.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.End Point' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Tenant App Key' | translate }}</mat-label>
             <input matInput required formControlName="tenant_app_key" />
-            <mat-error *ngIf="smsConfigurationForm.controls.tenant_app_key.hasError('required')">
-              {{ 'labels.inputs.Tenant App Key' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (smsConfigurationForm.controls.tenant_app_key.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Tenant App Key' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
         </div>
       </mat-card-content>

src/app/system/external-services/sms/edit-sms/edit-sms.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit } from '@angular/core';
+import { Component, OnInit, inject } from '@angular/core';
 import { ActivatedRoute, Router, RouterLink } from '@angular/router';
 import { UntypedFormGroup, UntypedFormBuilder, Validators, ReactiveFormsModule } from '@angular/forms';
 
@@ -19,6 +19,11 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class EditSMSComponent implements OnInit {
+  private formBuilder = inject(UntypedFormBuilder);
+  private systemService = inject(SystemService);
+  private route = inject(ActivatedRoute);
+  private router = inject(Router);
+
   /** SMS Configuration data */
   smsConfigurationData: any;
   /** SMS Configuration Form */
@@ -31,12 +36,7 @@ export class EditSMSComponent implements OnInit {
    * @param {ActivatedRoute} route Activated Route.
    * @param {Router} router Router for navigation.
    */
-  constructor(
-    private formBuilder: UntypedFormBuilder,
-    private systemService: SystemService,
-    private route: ActivatedRoute,
-    private router: Router
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { smsConfiguration: any }) => {
       this.smsConfigurationData = data.smsConfiguration;
     });

src/app/system/external-services/sms/sms.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit, ViewChild } from '@angular/core';
+import { Component, OnInit, ViewChild, inject } from '@angular/core';
 import { ActivatedRoute, RouterLink } from '@angular/router';
 import { MatSort, MatSortHeader } from '@angular/material/sort';
 import {
@@ -43,6 +43,8 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class SMSComponent implements OnInit {
+  private route = inject(ActivatedRoute);
+
   /** SMS configuration data. */
   smsConfigurationData: any;
   /** Columns to be displayed in SMS configuration table. */
@@ -60,7 +62,7 @@ export class SMSComponent implements OnInit {
    * Retrieves the SMS configuration data from `resolve`.
    * @param {ActivatedRoute} route Activated Route.
    */
-  constructor(private route: ActivatedRoute) {
+  constructor() {
     this.route.data.subscribe((data: { smsConfiguration: any }) => {
       this.smsConfigurationData = data.smsConfiguration;
     });

src/app/system/external-services/sms/sms.resolver.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 
 /** rxjs Imports */
 import { Observable } from 'rxjs';
@@ -12,10 +12,7 @@ import { SystemService } from '../../system.service';
  */
 @Injectable()
 export class SMSConfigurationResolver {
-  /**
-   * @param {SystemService} systemService System service.
-   */
-  constructor(private systemService: SystemService) {}
+  private systemService = inject(SystemService);
 
   /**
    * Returns the SMS Configuration data.