Add ability to unamend an unmodified amendment

front-end/src/app/reports/report-list/report-list.component.spec.ts

@@ -60,6 +60,19 @@ describe('ReportListComponent', () => {
     expect(component).toBeTruthy();
   });
 
+  describe('rowActions', () => {
+    it('should have "Unamend" if report can_unamend', () => {
+      const report = testActiveReport;
+      report.can_unamend = false;
+      const action = component.rowActions.find((action) => action.label === 'Unamend');
+      if (action) {
+        expect(action.isAvailable(report)).toBeFalse();
+        report.can_unamend = true;
+        expect(action.isAvailable(report)).toBeTrue();
+      }
+    });
+  });
+
   it('#getEmptyItem should return a new Report instance', () => {
     const item = component['getEmptyItem']();
     expect(item.id).toBe(undefined);
@@ -85,6 +98,19 @@ describe('ReportListComponent', () => {
     expect(amendSpy).toHaveBeenCalled();
   });
 
+  describe('unamend', () => {
+    it('should call confirm', () => {
+      const confirmSpy = spyOn(component.confirmationService, 'confirm');
+      component.confirmUnamend(testActiveReport);
+      expect(confirmSpy).toHaveBeenCalledTimes(1);
+    });
+
+    it('should hit service', () => {
+      const unamendSpy = spyOn(reportService, 'startUnamendment').and.returnValue(of(''));
+      component.unamendReport({ id: '999' } as Report);
+      expect(unamendSpy).toHaveBeenCalled();
+    });
+  });
   it('#onActionClick should route properly', () => {
     const navigateSpy = spyOn(router, 'navigateByUrl');
     component.onRowActionClick(new TableAction('', component.editItem.bind(component)), {

front-end/src/app/reports/report-list/report-list.component.ts

@@ -33,6 +33,7 @@ export class ReportListComponent extends TableListBaseComponent<Report> implemen
       (report: Report) => report.report_status !== ReportStatus.IN_PROGRESS,
     ),
     new TableAction('Delete', this.confirmDelete.bind(this), (report: Report) => report.can_delete),
+    new TableAction('Unamend', this.confirmUnamend.bind(this), (report: Report) => report.can_unamend),
     new TableAction('Download as .fec', this.download.bind(this)),
   ];
 
@@ -107,6 +108,28 @@ export class ReportListComponent extends TableListBaseComponent<Report> implemen
       });
   }
 
+  public confirmUnamend(report: Report): void {
+    this.confirmationService.confirm({
+      message: 'Are you sure you want to unamend this amendent? This action cannot be undone.',
+      header: 'Hang on...',
+      rejectLabel: 'Cancel',
+      rejectIcon: 'none',
+      rejectButtonStyleClass: 'p-button-secondary',
+      acceptLabel: 'Confirm',
+      acceptIcon: 'none',
+      accept: async () => this.unamendReport(report),
+    });
+  }
+
+  async unamendReport(report: Report) {
+    this.itemService
+      .startUnamendment(report)
+      .pipe(take(1), takeUntil(this.destroy$))
+      .subscribe(() => {
+        this.loadTableItems({});
+      });
+  }
+
   public confirmDelete(report: Report): void {
     this.confirmationService.confirm({
       message: 'Are you sure you want to delete this report? This action cannot be undone.',

front-end/src/app/shared/models/report.model.ts

@@ -38,6 +38,7 @@ export abstract class Report extends BaseModel {
   @Transform(BaseModel.dateTransform)
   updated: Date | undefined;
   can_delete = false;
+  can_unamend = false;
   version_label?: string;
   report_code?: string;
   report_code_label?: string;

front-end/src/app/shared/services/report.service.spec.ts

@@ -82,4 +82,17 @@ describe('ReportService', () => {
     req.flush('amended 1');
     httpTestingController.verify();
   });
+
+  it('#startUnamendment() should call unamend', () => {
+    const report: Form3X = Form3X.fromJSON({ id: 1 });
+
+    service.startUnamendment(report).subscribe((response: string) => {
+      expect(response).toEqual('unamended 1');
+    });
+
+    const req = httpTestingController.expectOne(`${environment.apiUrl}/reports/1/unamend/`);
+    expect(req.request.method).toEqual('POST');
+    req.flush('unamended 1');
+    httpTestingController.verify();
+  });
 });

front-end/src/app/shared/services/report.service.ts

@@ -104,6 +104,10 @@ export class ReportService implements TableListService<Report> {
     return this.apiService.post(`${this.apiEndpoint}/${report.id}/amend/`, {});
   }
 
+  public startUnamendment(report: Report): Observable<string> {
+    return this.apiService.post(`${this.apiEndpoint}/${report.id}/unamend/`, {});
+  }
+
   preparePayload(item: Report): Record<string, unknown> {
     const payload = item.toJson();
     delete payload['schema'];