feat: add loan button (reschedule loan) (#875)

Fixes: #245

src/app/loans/common-resolvers/loan-action-button.resolver.ts

@@ -38,6 +38,8 @@ export class LoanActionButtonResolver implements Resolve<Object> {
             return this.loansService.getLoanActionTemplate(loanId, 'close');
         } else if (loanActionButton === 'close-as-rescheduled') {
             return this.loansService.getLoanActionTemplate(loanId, 'close-rescheduled');
+        } else if (loanActionButton === 'reschedule') {
+            return this.loansService.rescheduleLoanTemplate();
         } else {
             return this.loansService.getLoanActionTemplate(loanId, 'prepayLoan');
         }

src/app/loans/loans-view/loan-account-actions/loan-account-actions.component.html

@@ -9,5 +9,6 @@
     <mifosx-waive-interest [dataObject]="actionButtonData" *ngIf="actions.waive_interest"></mifosx-waive-interest>
     <mifosx-write-off-page [dataObject]="actionButtonData" *ngIf="actions.write_off"></mifosx-write-off-page>
     <mifosx-close-as-rescheduled [dataObject]="actionButtonData" *ngIf="actions.close_as_rescheduled"></mifosx-close-as-rescheduled>
+    <mifosx-loan-reschedule [dataObject]="actionButtonData" *ngIf="actions.reschedule"></mifosx-loan-reschedule>
   </mat-card>
 </div>

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

@@ -21,7 +21,8 @@ export class LoanAccountActionsComponent {
             prepay_loan: boolean,
             make_repayment: boolean,
             waive_interest: boolean,
-            close_as_rescheduled: boolean } = {
+            close_as_rescheduled: boolean,
+            reschedule: boolean } = {
               close: false,
               undo_approval: false,
               write_off: false,
@@ -30,7 +31,9 @@ export class LoanAccountActionsComponent {
               prepay_loan: false,
               make_repayment: false,
               waive_interest: false,
-              close_as_rescheduled: false };
+              close_as_rescheduled: false,
+              reschedule: false };
+
   actionButtonData: any;
   actionName: any;
 

src/app/loans/loans-view/loan-account-actions/loan-reschedule/loan-reschedule.component.html

@@ -0,0 +1,99 @@
+<div class="container">
+
+  <form [formGroup]="rescheduleLoanForm" (ngSubmit)="submit()">
+
+    <mat-card-content>
+
+      <div fxLayout="column">
+
+        <mat-form-field>
+          <mat-label>Reschedule from Installment On</mat-label>
+          <input matInput [min]="minDate" [max]="maxDate" [matDatepicker]="rescheduleDatePicker" required formControlName="rescheduleFromDate">
+          <mat-datepicker-toggle matSuffix [for]="rescheduleDatePicker"></mat-datepicker-toggle>
+          <mat-datepicker #rescheduleDatePicker></mat-datepicker>
+          <mat-error *ngIf="rescheduleLoanForm.controls.rescheduleFromDate.hasError('required')">
+            Reschedule Date <strong>is required</strong>
+          </mat-error>
+        </mat-form-field>
+
+        <mat-form-field>
+          <mat-label>Reason for Rescheduling</mat-label>
+          <mat-select formControlName="rescheduleReasonId">
+            <mat-option *ngFor="let rescheduleReasonCode of codes" [value]="rescheduleReasonCode.id">
+              {{ rescheduleReasonCode.name }}
+            </mat-option>
+          </mat-select>
+          <mat-error *ngIf="rescheduleLoanForm.controls.rescheduleReasonId.hasError('required')">
+            Reason for Rescheduling <strong>is required</strong>
+          </mat-error>
+        </mat-form-field>
+
+        <mat-form-field>
+          <mat-label>Submitted On</mat-label>
+          <input matInput [min]="minDate" [matDatepicker]="submittedDatePicker" required formControlName="submittedOnDate">
+          <mat-datepicker-toggle matSuffix [for]="submittedDatePicker"></mat-datepicker-toggle>
+          <mat-datepicker #submittedDatePicker></mat-datepicker>
+          <mat-error *ngIf="rescheduleLoanForm.controls.submittedOnDate.hasError('required')">
+            Submitted On Date <strong>is required</strong>
+          </mat-error>
+        </mat-form-field>
+
+        <mat-form-field>
+          <mat-label>Comments</mat-label>
+          <textarea matInput formControlName="rescheduleReasonComment"></textarea>
+        </mat-form-field>
+
+        <mat-checkbox [formControl]="changeRepaymentDate"> Change Repayment Date </mat-checkbox>
+
+        <ng-container *ngIf="changeRepaymentDate.value">
+          <mat-form-field>
+            <mat-label>Installment Rescheduled to</mat-label>
+            <input matInput [min]="minDate" [max]="maxDate" [matDatepicker]="installmentrescheduledDatePicker" formControlName="adjustedDueDate">
+            <mat-datepicker-toggle matSuffix [for]="installmentrescheduledDatePicker"></mat-datepicker-toggle>
+            <mat-datepicker #installmentrescheduledDatePicker></mat-datepicker>
+          </mat-form-field>
+        </ng-container>
+
+        <mat-checkbox [formControl]="introduceGracePeriods">  Introduce Mid-term grace periods   </mat-checkbox>
+        
+        <ng-container *ngIf="introduceGracePeriods.value">
+          <mat-form-field>
+            <mat-label>Principal Grace Periods </mat-label>
+            <input matInput formControlName="graceOnPrincipal">
+          </mat-form-field>
+
+          <mat-form-field>
+            <mat-label>Interest Grace Periods </mat-label>
+            <input matInput formControlName="graceOnInterest">
+          </mat-form-field>
+        </ng-container>
+
+        <mat-checkbox [formControl]="extendRepaymentPeriod">  Extend Repayment Period  </mat-checkbox>
+        
+          <ng-container *ngIf="extendRepaymentPeriod.value">
+            <mat-form-field>
+              <mat-label>Number Of new Repayments</mat-label>
+              <input matInput formControlName="extraTerms">
+            </mat-form-field>
+          </ng-container>
+
+        <mat-checkbox [formControl]="adjustinterestrates">  Adjust interest rates for remainder of loan  </mat-checkbox>
+          <ng-container *ngIf="adjustinterestrates.value">
+            <mat-form-field>
+              <mat-label>New Interest Rate</mat-label>
+              <input matInput formControlName="newInterestRate">
+            </mat-form-field>
+          </ng-container>
+
+      </div>
+
+      <mat-card-actions fxLayout="row" fxLayout.xs="column" fxLayoutAlign="center" fxLayoutGap="5px">
+        <button type="button" mat-raised-button [routerLink]="['../general']">Cancel</button>
+        <button mat-raised-button color="primary" [disabled]="!rescheduleLoanForm.valid" *mifosxHasPermission="'APPROVE_RESCHEDULELOAN'">Submit</button>
+      </mat-card-actions>
+
+    </mat-card-content>
+
+  </form>
+
+</div>

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

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { LoanRescheduleComponent } from './loan-reschedule.component';
+
+describe('LoanRescheduleComponent', () => {
+  let component: LoanRescheduleComponent;
+  let fixture: ComponentFixture<LoanRescheduleComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ LoanRescheduleComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(LoanRescheduleComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

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

@@ -0,0 +1,88 @@
+import { Component, OnInit, Input } from '@angular/core';
+import { LoansService } from 'app/loans/loans.service';
+import { FormBuilder, FormGroup, Validators, FormControl } from '@angular/forms';
+import { ActivatedRoute, Router } from '@angular/router';
+import { DatePipe } from '@angular/common';
+import { subscribeOn } from 'rxjs/operators';
+
+@Component({
+  selector: 'mifosx-loan-reschedule',
+  templateUrl: './loan-reschedule.component.html',
+  styleUrls: ['./loan-reschedule.component.scss']
+})
+export class LoanRescheduleComponent implements OnInit {
+
+  @Input() dataObject: any;
+  loanId: any;
+  rescheduleLoanForm: FormGroup;
+
+  /** Minimum Date allowed. */
+  minDate = new Date(2000, 0, 1);
+  /** Maximum Date allowed. */
+  maxDate = new Date();
+  codes: any;
+
+  changeRepaymentDate = new FormControl(false);
+  introduceGracePeriods = new FormControl(false);
+  extendRepaymentPeriod = new FormControl(false);
+  adjustinterestrates = new FormControl(false);
+
+  /**
+   * @param {FormBuilder} formBuilder Form Builder.
+   * @param {LoansService} systemService Loan Service.
+   * @param {ActivatedRoute} route Activated Route.
+   * @param {Router} router Router for navigation.
+   */
+  constructor(private formBuilder: FormBuilder,
+    private loanService: LoansService,
+    private route: ActivatedRoute,
+    private router: Router,
+    private datePipe: DatePipe) {
+      this.loanId = this.route.parent.snapshot.params['loanId'];
+    }
+
+  ngOnInit() {
+    this.codes = this.dataObject.rescheduleReasons;
+    this.setRescheduleLoanForm();
+  }
+
+  setRescheduleLoanForm() {
+    this.rescheduleLoanForm = this.formBuilder.group({
+      'rescheduleFromDate': [new Date(), Validators.required],
+      'rescheduleReasonId': ['', Validators.required],
+      'submittedOnDate': [new Date(), Validators.required],
+      'rescheduleReasonComment': [''],
+      'adjustedDueDate': [''],
+      'graceOnPrincipal': [''],
+      'graceOnInterest': [''],
+      'extraTerms': [''],
+      'newInterestRate': ['']
+    });
+
+  }
+
+  submit() {
+    const rescheduleFromDate = this.rescheduleLoanForm.value.rescheduleFromDate;
+    const adjustedDueDate = this.rescheduleLoanForm.value.adjustedDueDate;
+    const submittedOnDate = this.rescheduleLoanForm.value.submittedOnDate;
+    const dateFormat = 'dd MMMM yyyy';
+
+    this.rescheduleLoanForm.patchValue({
+      rescheduleFromDate: this.datePipe.transform(rescheduleFromDate, dateFormat),
+      adjustedDueDate: this.datePipe.transform(adjustedDueDate, dateFormat),
+      submittedOnDate: this.datePipe.transform(submittedOnDate, dateFormat)
+    });
+    const rescheduleForm = this.rescheduleLoanForm.value;
+    rescheduleForm.locale = 'en';
+    rescheduleForm.dateFormat = dateFormat;
+    rescheduleForm.loanId = this.loanId;
+    this.loanService.submitRescheduleData(rescheduleForm).subscribe((response: any) => {
+
+      // TODO: needs to be updated
+      // mentioned in Community App:
+      // location.path('/loans/' + scope.loanId + '/viewreschedulerequest/'+ data.resourceId);
+        this.router.navigate(['../general'], { relativeTo: this.route });
+    });
+  }
+
+}

src/app/loans/loans.module.ts

@@ -34,6 +34,7 @@ import { FloatingInterestRatesComponent } from './loans-view/floating-interest-r
 import { WriteOffPageComponent } from './loans-view/loan-account-actions/write-off-page/write-off-page.component';
 import { LoanTrancheDetailsComponent } from './loans-view/loan-tranche-details/loan-tranche-details.component';
 import { CloseAsRescheduledComponent } from './loans-view/loan-account-actions/close-as-rescheduled/close-as-rescheduled.component';
+import { LoanRescheduleComponent } from './loans-view/loan-account-actions/loan-reschedule/loan-reschedule.component';
 
 /**
  * Loans Module
@@ -68,6 +69,7 @@ import { CloseAsRescheduledComponent } from './loans-view/loan-account-actions/c
     WriteOffPageComponent,
     LoanTrancheDetailsComponent,
     CloseAsRescheduledComponent,
+    LoanRescheduleComponent,
   ],
   providers: [DatePipe],
 })

src/app/loans/loans.service.ts

@@ -188,4 +188,14 @@ export class LoansService {
     return this.http.post(`/loans/${loanId}/transactions`, data, {params: httpParams});
   }
 
+  rescheduleLoanTemplate() {
+    return this.http.get('/rescheduleloans/template');
+  }
+
+  submitRescheduleData(data: any) {
+    // https://staging.mifos.io/fineract-provider/api/v1/rescheduleloans?command=reschedule
+    const httpParams = new HttpParams().set('command', 'reschedule');
+    return this.http.post('/rescheduleloans', data, {params: httpParams});
+  }
+
 }