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/organization/currencies/currencies.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit, TemplateRef, ElementRef, ViewChild, AfterViewInit } from '@angular/core';
+import { Component, OnInit, TemplateRef, ElementRef, ViewChild, AfterViewInit, inject } from '@angular/core';
 import { MatPaginator } from '@angular/material/paginator';
 import { MatSort, MatSortHeader } from '@angular/material/sort';
 import {
@@ -52,6 +52,11 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class CurrenciesComponent implements OnInit, AfterViewInit {
+  private route = inject(ActivatedRoute);
+  private router = inject(Router);
+  private configurationWizardService = inject(ConfigurationWizardService);
+  private popoverService = inject(PopoverService);
+
   /** Currencies data. */
   currenciesData: any;
   /** Columns to be displayed in currencies table. */
@@ -83,12 +88,7 @@ export class CurrenciesComponent implements OnInit, AfterViewInit {
    * @param {ConfigurationWizardService} configurationWizardService ConfigurationWizard Service.
    * @param {PopoverService} popoverService PopoverService.
    */
-  constructor(
-    private route: ActivatedRoute,
-    private router: Router,
-    private configurationWizardService: ConfigurationWizardService,
-    private popoverService: PopoverService
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { currencies: any }) => {
       this.currenciesData = data.currencies.selectedCurrencyOptions;
     });

src/app/organization/currencies/currencies.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 { OrganizationService } from '../organization.service';
  */
 @Injectable()
 export class CurrenciesResolver {
-  /**
-   * @param {OrganizationService} organizationService Organization service.
-   */
-  constructor(private organizationService: OrganizationService) {}
+  private organizationService = inject(OrganizationService);
 
   /**
    * Returns the currencies data.

src/app/organization/currencies/manage-currencies/manage-currencies.component.html

@@ -17,14 +17,16 @@
                 [formControl]="filterFormCtrl"
               ></ngx-mat-select-search>
             </mat-option>
-            <mat-option *ngFor="let currency of currencyData | async" [value]="currency">
-              ({{ currency.code }}) {{ currency.name }}
-            </mat-option>
+            @for (currency of currencyData | async; track currency) {
+              <mat-option [value]="currency"> ({{ currency.code }}) {{ currency.name }} </mat-option>
+            }
           </mat-select>
-          <mat-error *ngIf="currencyForm.controls.currency.hasError('required')">
-            {{ 'labels.inputs.Currency' | translate }} {{ 'labels.commons.is' | translate }}
-            <strong>{{ 'labels.commons.required' | translate }}</strong>
-          </mat-error>
+          @if (currencyForm.controls.currency.hasError('required')) {
+            <mat-error>
+              {{ 'labels.inputs.Currency' | translate }} {{ 'labels.commons.is' | translate }}
+              <strong>{{ 'labels.commons.required' | translate }}</strong>
+            </mat-error>
+          }
         </mat-form-field>
 
         <button
@@ -40,24 +42,25 @@
     </div>
 
     <mat-grid-list cols="2" rowHeight="50px">
-      <mat-grid-tile class="grid-tile-content" *ngFor="let currency of selectedCurrencies; index as i">
-        <div class="grid-container">
-          <div>
-            <button
-              mat-button
-              color="warn"
-              (click)="deleteCurrency(currency.code, i)"
-              *mifosxHasPermission="'UPDATE_CURRENCY'"
+      @for (currency of selectedCurrencies; track currency; let i = $index) {
+        <mat-grid-tile class="grid-tile-content">
+          <div class="grid-container">
+            <div>
+              <button
+                mat-button
+                color="warn"
+                (click)="deleteCurrency(currency.code, i)"
+                *mifosxHasPermission="'UPDATE_CURRENCY'"
+              >
+                <fa-icon icon="trash"></fa-icon>
+              </button>
+            </div>
+            <span class="label m-l-10 p-t-5"
+              ><b>{{ currency.name }}</b></span
             >
-              <fa-icon icon="trash"></fa-icon>
-            </button>
           </div>
-
-          <span class="label m-l-10 p-t-5"
-            ><b>{{ currency.name }}</b></span
-          >
-        </div>
-      </mat-grid-tile>
+        </mat-grid-tile>
+      }
     </mat-grid-list>
   </mat-card>
 </div>

src/app/organization/currencies/manage-currencies/manage-currencies.component.ts

@@ -8,7 +8,8 @@ import {
   AfterViewInit,
   OnDestroy,
   OnChanges,
-  SimpleChanges
+  SimpleChanges,
+  inject
 } from '@angular/core';
 import { ActivatedRoute, Router } from '@angular/router';
 import { MatDialog } from '@angular/material/dialog';
@@ -29,7 +30,7 @@ import { takeUntil } from 'rxjs/operators';
 import { ReplaySubject, Subject } from 'rxjs';
 import { Currency } from 'app/shared/models/general.model';
 import { NgxMatSelectSearchModule } from 'ngx-mat-select-search';
-import { NgFor, NgIf, AsyncPipe } from '@angular/common';
+import { AsyncPipe } from '@angular/common';
 import { FaIconComponent } from '@fortawesome/angular-fontawesome';
 import { MatGridList, MatGridTile } from '@angular/material/grid-list';
 import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
@@ -51,6 +52,15 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class ManageCurrenciesComponent implements OnInit, AfterViewInit, OnDestroy, OnChanges {
+  private route = inject(ActivatedRoute);
+  private formBuilder = inject(UntypedFormBuilder);
+  private organizationservice = inject(OrganizationService);
+  dialog = inject(MatDialog);
+  private router = inject(Router);
+  private translateService = inject(TranslateService);
+  private configurationWizardService = inject(ConfigurationWizardService);
+  private popoverService = inject(PopoverService);
+
   //** Defining PlaceHolders for the search bar */
   placeHolderLabel = '';
   noEntriesFoundLabel = '';
@@ -82,16 +92,7 @@ export class ManageCurrenciesComponent implements OnInit, AfterViewInit, OnDestr
    * @param {OrganizationService} organizationservice Organization Service
    * @param {MatDialog} dialog Mat Dialog
    */
-  constructor(
-    private route: ActivatedRoute,
-    private formBuilder: UntypedFormBuilder,
-    private organizationservice: OrganizationService,
-    public dialog: MatDialog,
-    private router: Router,
-    private translateService: TranslateService,
-    private configurationWizardService: ConfigurationWizardService,
-    private popoverService: PopoverService
-  ) {
+  constructor() {
     this.route.parent.data.subscribe((data: { currencies: any }) => {
       this.selectedCurrencies = data.currencies.selectedCurrencyOptions;
       this.currencyList = data.currencies.currencyOptions;