refactor (df/locale): loans module (#1264)

See: #1213

src/app/loans/loans-view/loan-account-actions/approve-loan/approve-loan.component.ts

@@ -7,6 +7,7 @@ import { DatePipe } from '@angular/common';
 
 /** Custom Services. */
 import { LoansService } from 'app/loans/loans.service';
+import { SettingsService } from 'app/settings/settings.service';
 
 /**
  * Approve Loan component.
@@ -36,12 +37,14 @@ export class ApproveLoanComponent implements OnInit {
    * @param datePipe Date Pipe.
    * @param loanService Loan Service.
    * @param router Router.
+   * @param {SettingsService} settingsService Settings Service
    */
   constructor(private formBuilder: FormBuilder,
     private route: ActivatedRoute,
     private datePipe: DatePipe,
     private loanService: LoansService,
-    private router: Router) {
+    private router: Router,
+    private settingsService: SettingsService) {
     this.route.data.subscribe((data: { actionButtonData: any }) => {
       this.loanData = data.actionButtonData;
     });
@@ -74,8 +77,8 @@ export class ApproveLoanComponent implements OnInit {
    * Submits Approve form.
    */
   submit() {
-    const dateFormat = 'dd MMMM yyyy';
-    const local = 'en';
+    const local = this.settingsService.language.code;
+    const dateFormat = this.settingsService.dateFormat;
     const approvedOnDate = this.approveLoanForm.value.approvedOnDate;
     const expectedDisbursementDate = this.approveLoanForm.value.expectedDisbursementDate;
     this.approveLoanForm.patchValue({