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/clients/clients-view/client-actions/add-client-charge/add-client-charge.component.html

@@ -6,88 +6,102 @@
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Charge' | translate }}</mat-label>
             <mat-select required formControlName="chargeId">
-              <mat-option *ngFor="let clientCharge of clientChargeOptions" [value]="clientCharge.id">
-                {{ clientCharge.name + ' (' + clientCharge.currency.name + ')' }}
-              </mat-option>
+              @for (clientCharge of clientChargeOptions; track clientCharge) {
+                <mat-option [value]="clientCharge.id">
+                  {{ clientCharge.name + ' (' + clientCharge.currency.name + ')' }}
+                </mat-option>
+              }
             </mat-select>
-            <mat-error *ngIf="clientChargeForm.controls.chargeId.hasError('required')">
-              {{ 'labels.inputs.Charge' | translate }} {{ 'labels.commons.is' | translate }}
-              <strong>{{ 'labels.commons.required' | translate }}</strong>
-            </mat-error>
+            @if (clientChargeForm.controls.chargeId.hasError('required')) {
+              <mat-error>
+                {{ 'labels.inputs.Charge' | translate }} {{ 'labels.commons.is' | translate }}
+                <strong>{{ 'labels.commons.required' | translate }}</strong>
+              </mat-error>
+            }
           </mat-form-field>
 
-          <div *ngIf="chargeDetails" class="layout-column">
-            <mat-form-field>
-              <mat-label>{{ 'labels.inputs.Amount' | translate }}</mat-label>
-              <input type="number" required matInput formControlName="amount" />
-              <mat-error *ngIf="clientChargeForm.controls.amount.hasError('required')">
-                {{ 'labels.inputs.Amount' | translate }} {{ 'labels.commons.is' | translate }}
-                <strong>{{ 'labels.commons.required' | translate }}</strong>
-              </mat-error>
-            </mat-form-field>
-
-            <mat-form-field>
-              <mat-label>{{ 'labels.inputs.Charge Calculation' | translate }}</mat-label>
-              <mat-select formControlName="chargeCalculationType">
-                <mat-option
-                  *ngFor="let chargeCalculation of chargeDetails.chargeCalculationTypeOptions"
-                  [value]="chargeCalculation.id"
-                >
-                  {{ chargeCalculation.value }}
-                </mat-option>
-              </mat-select>
-            </mat-form-field>
-
-            <mat-form-field>
-              <mat-label>{{ 'labels.inputs.Charge time type' | translate }}</mat-label>
-              <mat-select formControlName="chargeTimeType">
-                <mat-option *ngFor="let chargeTime of chargeDetails.chargeTimeTypeOptions" [value]="chargeTime.id">
-                  {{ chargeTime.value }}
-                </mat-option>
-              </mat-select>
-            </mat-form-field>
-
-            <mat-form-field *ngIf="clientChargeForm.contains('dueDate')" (click)="dueDatePicker.open()">
-              <mat-label>{{ 'labels.inputs.Due for collection on' | translate }}</mat-label>
-              <input
-                matInput
-                [min]="minDate"
-                [max]="maxDate"
-                [matDatepicker]="dueDatePicker"
-                required
-                formControlName="dueDate"
-              />
-              <mat-datepicker-toggle matSuffix [for]="dueDatePicker"></mat-datepicker-toggle>
-              <mat-datepicker #dueDatePicker></mat-datepicker>
-              <mat-error *ngIf="clientChargeForm.controls.dueDate.hasError('required')">
-                {{ 'labels.inputs.Due for collection on' | translate }} {{ 'labels.commons.is' | translate }}
-                <strong>{{ 'labels.commons.required' | translate }}</strong>
-              </mat-error>
-            </mat-form-field>
-
-            <mat-form-field *ngIf="clientChargeForm.contains('feeOnMonthDay')" (click)="feeOnMonthDayPicker.open()">
-              <mat-label>{{ 'labels.inputs.Due On' | translate }}</mat-label>
-              <input
-                matInput
-                [min]="minDate"
-                [max]="maxDate"
-                [matDatepicker]="feeOnMonthDayPicker"
-                required
-                formControlName="feeOnMonthDay"
-              />
-              <mat-datepicker-toggle matSuffix [for]="feeOnMonthDayPicker"></mat-datepicker-toggle>
-              <mat-datepicker #feeOnMonthDayPicker></mat-datepicker>
-              <mat-error *ngIf="clientChargeForm.controls.feeOnMonthDay.hasError('required')">
-                {{ 'labels.inputs.Due Date' | translate }} {{ 'labels.commons.is' | translate }}
-                <strong>{{ 'labels.commons.required' | translate }}</strong>
-              </mat-error>
-            </mat-form-field>
-
-            <mat-form-field *ngIf="clientChargeForm.contains('feeInterval')">
-              <mat-label>{{ 'labels.inputs.Repeats Every' | translate }}</mat-label>
-              <input matInput formControlName="feeInterval" />
-            </mat-form-field>
-          </div>
+          @if (chargeDetails) {
+            <div class="layout-column">
+              <mat-form-field>
+                <mat-label>{{ 'labels.inputs.Amount' | translate }}</mat-label>
+                <input type="number" required matInput formControlName="amount" />
+                @if (clientChargeForm.controls.amount.hasError('required')) {
+                  <mat-error>
+                    {{ 'labels.inputs.Amount' | translate }} {{ 'labels.commons.is' | translate }}
+                    <strong>{{ 'labels.commons.required' | translate }}</strong>
+                  </mat-error>
+                }
+              </mat-form-field>
+              <mat-form-field>
+                <mat-label>{{ 'labels.inputs.Charge Calculation' | translate }}</mat-label>
+                <mat-select formControlName="chargeCalculationType">
+                  @for (chargeCalculation of chargeDetails.chargeCalculationTypeOptions; track chargeCalculation) {
+                    <mat-option [value]="chargeCalculation.id">
+                      {{ chargeCalculation.value }}
+                    </mat-option>
+                  }
+                </mat-select>
+              </mat-form-field>
+              <mat-form-field>
+                <mat-label>{{ 'labels.inputs.Charge time type' | translate }}</mat-label>
+                <mat-select formControlName="chargeTimeType">
+                  @for (chargeTime of chargeDetails.chargeTimeTypeOptions; track chargeTime) {
+                    <mat-option [value]="chargeTime.id">
+                      {{ chargeTime.value }}
+                    </mat-option>
+                  }
+                </mat-select>
+              </mat-form-field>
+              @if (clientChargeForm.contains('dueDate')) {
+                <mat-form-field (click)="dueDatePicker.open()">
+                  <mat-label>{{ 'labels.inputs.Due for collection on' | translate }}</mat-label>
+                  <input
+                    matInput
+                    [min]="minDate"
+                    [max]="maxDate"
+                    [matDatepicker]="dueDatePicker"
+                    required
+                    formControlName="dueDate"
+                  />
+                  <mat-datepicker-toggle matSuffix [for]="dueDatePicker"></mat-datepicker-toggle>
+                  <mat-datepicker #dueDatePicker></mat-datepicker>
+                  @if (clientChargeForm.controls.dueDate.hasError('required')) {
+                    <mat-error>
+                      {{ 'labels.inputs.Due for collection on' | translate }} {{ 'labels.commons.is' | translate }}
+                      <strong>{{ 'labels.commons.required' | translate }}</strong>
+                    </mat-error>
+                  }
+                </mat-form-field>
+              }
+              @if (clientChargeForm.contains('feeOnMonthDay')) {
+                <mat-form-field (click)="feeOnMonthDayPicker.open()">
+                  <mat-label>{{ 'labels.inputs.Due On' | translate }}</mat-label>
+                  <input
+                    matInput
+                    [min]="minDate"
+                    [max]="maxDate"
+                    [matDatepicker]="feeOnMonthDayPicker"
+                    required
+                    formControlName="feeOnMonthDay"
+                  />
+                  <mat-datepicker-toggle matSuffix [for]="feeOnMonthDayPicker"></mat-datepicker-toggle>
+                  <mat-datepicker #feeOnMonthDayPicker></mat-datepicker>
+                  @if (clientChargeForm.controls.feeOnMonthDay.hasError('required')) {
+                    <mat-error>
+                      {{ 'labels.inputs.Due Date' | translate }} {{ 'labels.commons.is' | translate }}
+                      <strong>{{ 'labels.commons.required' | translate }}</strong>
+                    </mat-error>
+                  }
+                </mat-form-field>
+              }
+              @if (clientChargeForm.contains('feeInterval')) {
+                <mat-form-field>
+                  <mat-label>{{ 'labels.inputs.Repeats Every' | translate }}</mat-label>
+                  <input matInput formControlName="feeInterval" />
+                </mat-form-field>
+              }
+            </div>
+          }
         </div>
 
         <mat-card-actions class="layout-row layout-xs-column layout-align-center gap-5px">

src/app/clients/clients-view/client-actions/add-client-charge/add-client-charge.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit } from '@angular/core';
+import { Component, OnInit, inject } from '@angular/core';
 import {
   UntypedFormGroup,
   UntypedFormBuilder,
@@ -27,6 +27,13 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class AddClientChargeComponent implements OnInit {
+  private formBuilder = inject(UntypedFormBuilder);
+  private route = inject(ActivatedRoute);
+  private router = inject(Router);
+  private dateUtils = inject(Dates);
+  private clientsService = inject(ClientsService);
+  private settingsService = inject(SettingsService);
+
   /** Minimum Due Date allowed. */
   minDate = new Date(2000, 0, 1);
   /** Maximum Due Date allowed. */
@@ -49,14 +56,7 @@ export class AddClientChargeComponent implements OnInit {
    * @param {ClientsService} clientsService Clients Service
    * @param {SettingsService} settingsService Setting service
    */
-  constructor(
-    private formBuilder: UntypedFormBuilder,
-    private route: ActivatedRoute,
-    private router: Router,
-    private dateUtils: Dates,
-    private clientsService: ClientsService,
-    private settingsService: SettingsService
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { clientActionData: any }) => {
       this.clientChargeOptions = data.clientActionData.chargeOptions;
     });