From b9c050c19ccde38d047ccd3d081c41506edb7567 Mon Sep 17 00:00:00 2001
From: Kristof De Langhe <kristof.delanghe@atmire.com>
Date: Thu, 27 Feb 2020 13:45:54 +0100
Subject: [PATCH] 69115: ClaimedTaskDataService and components refactoring

---
 .../tasks/claimed-task-data.service.spec.ts   | 25 +-----------
 .../core/tasks/claimed-task-data.service.ts   | 28 ++-----------
 ...claimed-task-actions-abstract.component.ts | 39 ++++++++++++++++++-
 ...laimed-task-actions-approve.component.html |  2 +-
 ...med-task-actions-approve.component.spec.ts | 26 ++++++++++---
 .../claimed-task-actions-approve.component.ts | 22 ++++-------
 .../claimed-task-actions.component.ts         |  4 +-
 ...sk-actions-edit-metadata.component.spec.ts |  4 ++
 ...ed-task-actions-edit-metadata.component.ts | 13 +++++--
 ...claimed-task-actions-reject.component.html |  2 +-
 ...imed-task-actions-reject.component.spec.ts | 37 ++++++++++++------
 .../claimed-task-actions-reject.component.ts  | 32 ++++++++-------
 ...task-actions-return-to-pool.component.html |  2 +-
 ...k-actions-return-to-pool.component.spec.ts | 18 ++++++---
 ...d-task-actions-return-to-pool.component.ts | 17 ++++----
 ...imed-task-actions-loader.component.spec.ts |  6 ++-
 .../workflow-task-options.model.ts            | 10 +++++
 17 files changed, 169 insertions(+), 118 deletions(-)
 create mode 100644 src/app/shared/mydspace-actions/claimed-task/workflow-task-options.model.ts

diff --git a/src/app/core/tasks/claimed-task-data.service.spec.ts b/src/app/core/tasks/claimed-task-data.service.spec.ts
index 90d449b22b..078fe1e63f 100644
--- a/src/app/core/tasks/claimed-task-data.service.spec.ts
+++ b/src/app/core/tasks/claimed-task-data.service.spec.ts
@@ -52,8 +52,7 @@ describe('ClaimedTaskDataService', () => {
     options.headers = headers;
   });
 
-  describe('approveTask', () => {
-
+  describe('submitTask', () => {
     it('should call postToEndpoint method', () => {
       const scopeId = '1234';
       const body = {
@@ -63,33 +62,13 @@ describe('ClaimedTaskDataService', () => {
       spyOn(service, 'postToEndpoint');
       requestService.uriEncodeBody.and.returnValue(body);
 
-      service.approveTask(scopeId);
-
-      expect(service.postToEndpoint).toHaveBeenCalledWith(linkPath, body, scopeId, options);
-    });
-  });
-
-  describe('rejectTask', () => {
-
-    it('should call postToEndpoint method', () => {
-      const scopeId = '1234';
-      const reason = 'test reject';
-      const body = {
-        submit_reject: 'true',
-        reason
-      };
-
-      spyOn(service, 'postToEndpoint');
-      requestService.uriEncodeBody.and.returnValue(body);
-
-      service.rejectTask(reason, scopeId);
+      service.submitTask(scopeId, body);
 
       expect(service.postToEndpoint).toHaveBeenCalledWith(linkPath, body, scopeId, options);
     });
   });
 
   describe('returnToPoolTask', () => {
-
     it('should call deleteById method', () => {
       const scopeId = '1234';
 
diff --git a/src/app/core/tasks/claimed-task-data.service.ts b/src/app/core/tasks/claimed-task-data.service.ts
index 0a9de20530..5815dad6e5 100644
--- a/src/app/core/tasks/claimed-task-data.service.ts
+++ b/src/app/core/tasks/claimed-task-data.service.ts
@@ -35,7 +35,6 @@ export class ClaimedTaskDataService extends TasksService<ClaimedTask> {
    *
    * @param {RequestService} requestService
    * @param {RemoteDataBuildService} rdbService
-   * @param {NormalizedObjectBuildService} linkService
    * @param {Store<CoreState>} store
    * @param {ObjectCacheService} objectCache
    * @param {HALEndpointService} halService
@@ -56,35 +55,16 @@ export class ClaimedTaskDataService extends TasksService<ClaimedTask> {
   }
 
   /**
-   * Make a request to approve the given task
+   * Make a request for the given task
    *
    * @param scopeId
    *    The task id
+   * @param body
+   *    The request body
    * @return {Observable<ProcessTaskResponse>}
    *    Emit the server response
    */
-  public approveTask(scopeId: string): Observable<ProcessTaskResponse> {
-    const body = {
-      submit_approve: 'true'
-    };
-    return this.postToEndpoint(this.linkPath, this.requestService.uriEncodeBody(body), scopeId, this.makeHttpOptions());
-  }
-
-  /**
-   * Make a request to reject the given task
-   *
-   * @param reason
-   *    The reason of reject
-   * @param scopeId
-   *    The task id
-   * @return {Observable<ProcessTaskResponse>}
-   *    Emit the server response
-   */
-  public rejectTask(reason: string, scopeId: string): Observable<ProcessTaskResponse> {
-    const body = {
-      submit_reject: 'true',
-      reason
-    };
+  public submitTask(scopeId: string, body: any): Observable<ProcessTaskResponse> {
     return this.postToEndpoint(this.linkPath, this.requestService.uriEncodeBody(body), scopeId, this.makeHttpOptions());
   }
 
diff --git a/src/app/shared/mydspace-actions/claimed-task/abstract/claimed-task-actions-abstract.component.ts b/src/app/shared/mydspace-actions/claimed-task/abstract/claimed-task-actions-abstract.component.ts
index 761f088389..bb08a6def3 100644
--- a/src/app/shared/mydspace-actions/claimed-task/abstract/claimed-task-actions-abstract.component.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/abstract/claimed-task-actions-abstract.component.ts
@@ -1,11 +1,24 @@
 import { EventEmitter, Input, Output } from '@angular/core';
 import { ClaimedTask } from '../../../../core/tasks/models/claimed-task-object.model';
 import { BehaviorSubject } from 'rxjs/internal/BehaviorSubject';
+import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data.service';
+import { WorkflowTaskOptions } from '../workflow-task-options.model';
+import { ProcessTaskResponse } from '../../../../core/tasks/models/process-task-response';
 
 /**
  * Abstract component for rendering a claimed task's action
+ * To create a child-component for a new option:
+ * - Make sure the option is defined in the WorkflowTaskOptions enum
+ * - Set the "option" of the component to the enum value
+ * - Add a @rendersWorkflowTaskOption annotation to your component providing the same enum value
+ * - Optionally overwrite createBody if the request body requires more than just the option
  */
 export abstract class ClaimedTaskActionsAbstractComponent {
+  /**
+   * The workflow task option the child component represents
+   */
+  abstract option: WorkflowTaskOptions;
+
   /**
    * The Claimed Task to display an action for
    */
@@ -21,8 +34,30 @@ export abstract class ClaimedTaskActionsAbstractComponent {
    */
   processing$ = new BehaviorSubject<boolean>(false);
 
+  constructor(protected claimedTaskService: ClaimedTaskDataService) {
+  }
+
   /**
-   * Method called when the action's button is clicked
+   * Create a request body for submitting the task
+   * Overwrite this method in the child component if the body requires more than just the option
    */
-  abstract process();
+  createbody(): any {
+    return {
+      [this.option]: 'true'
+    };
+  }
+
+  /**
+   * Submit the task for this option
+   * While the task is submitting, processing$ is set to true and processCompleted emits the response's status when
+   * completed
+   */
+  submitTask() {
+    this.processing$.next(true);
+    this.claimedTaskService.submitTask(this.object.id, this.createbody())
+      .subscribe((res: ProcessTaskResponse) => {
+        this.processing$.next(false);
+        this.processCompleted.emit(res.hasSucceeded);
+      });
+  }
 }
diff --git a/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.html b/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.html
index 776b210e77..7944d24d96 100644
--- a/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.html
+++ b/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.html
@@ -2,7 +2,7 @@
         [className]="'btn btn-success'"
         ngbTooltip="{{'submission.workflow.tasks.claimed.approve_help' | translate}}"
         [disabled]="processing$ | async"
-        (click)="process()">
+        (click)="submitTask()">
   <span *ngIf="processing$ | async"><i class='fas fa-circle-notch fa-spin'></i> {{'submission.workflow.tasks.generic.processing' | translate}}</span>
   <span *ngIf="!(processing$ | async)"><i class="fa fa-thumbs-up"></i> {{'submission.workflow.tasks.claimed.approve' | translate}}</span>
 </button>
diff --git a/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.spec.ts b/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.spec.ts
index e97caafc3c..1cbfdb7c46 100644
--- a/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.spec.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.spec.ts
@@ -16,7 +16,7 @@ let fixture: ComponentFixture<ClaimedTaskActionsApproveComponent>;
 describe('ClaimedTaskActionsApproveComponent', () => {
   const object = Object.assign(new ClaimedTask(), { id: 'claimed-task-1' });
   const claimedTaskService = jasmine.createSpyObj('claimedTaskService', {
-    approveTask: observableOf(new ProcessTaskResponse(true))
+    submitTask: observableOf(new ProcessTaskResponse(true))
   });
 
   beforeEach(async(() => {
@@ -61,13 +61,27 @@ describe('ClaimedTaskActionsApproveComponent', () => {
     expect(span).toBeDefined();
   });
 
-  it('should emit a successful processCompleted event', () => {
-    spyOn(component.processCompleted, 'emit');
+  describe('submitTask', () => {
+    let expectedBody;
 
-    component.process();
-    fixture.detectChanges();
+    beforeEach(() => {
+      spyOn(component.processCompleted, 'emit');
 
-    expect(component.processCompleted.emit).toHaveBeenCalled();
+      expectedBody = {
+        [component.option]: 'true'
+      };
+
+      component.submitTask();
+      fixture.detectChanges();
+    });
+
+    it('should call claimedTaskService\'s submitTask with the expected body', () => {
+      expect(claimedTaskService.submitTask).toHaveBeenCalledWith(object.id, expectedBody)
+    });
+
+    it('should emit a successful processCompleted event', () => {
+      expect(component.processCompleted.emit).toHaveBeenCalledWith(true);
+    });
   });
 
 });
diff --git a/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.ts b/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.ts
index 13cc50b6c0..22e8ec77f7 100644
--- a/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/approve/claimed-task-actions-approve.component.ts
@@ -1,10 +1,10 @@
 import { Component } from '@angular/core';
 import { ClaimedTaskActionsAbstractComponent } from '../abstract/claimed-task-actions-abstract.component';
-import { ProcessTaskResponse } from '../../../../core/tasks/models/process-task-response';
 import { rendersWorkflowTaskOption } from '../switcher/claimed-task-actions-decorator';
+import { WorkflowTaskOptions } from '../workflow-task-options.model';
 import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data.service';
 
-@rendersWorkflowTaskOption('submit_approve')
+@rendersWorkflowTaskOption(WorkflowTaskOptions.Approve)
 @Component({
   selector: 'ds-claimed-task-actions-approve',
   styleUrls: ['./claimed-task-actions-approve.component.scss'],
@@ -14,20 +14,12 @@ import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data
  * Component for displaying and processing the approve action on a workflow task item
  */
 export class ClaimedTaskActionsApproveComponent extends ClaimedTaskActionsAbstractComponent {
+  /**
+   * This component represents the approve option
+   */
+  option = WorkflowTaskOptions.Approve;
 
   constructor(protected claimedTaskService: ClaimedTaskDataService) {
-    super();
-  }
-
-  /**
-   * Approve the task
-   */
-  process() {
-    this.processing$.next(true);
-    this.claimedTaskService.approveTask(this.object.id)
-      .subscribe((res: ProcessTaskResponse) => {
-        this.processing$.next(false);
-        this.processCompleted.emit(res.hasSucceeded);
-      });
+    super(claimedTaskService);
   }
 }
diff --git a/src/app/shared/mydspace-actions/claimed-task/claimed-task-actions.component.ts b/src/app/shared/mydspace-actions/claimed-task/claimed-task-actions.component.ts
index c3802a3846..3c8411b33a 100644
--- a/src/app/shared/mydspace-actions/claimed-task/claimed-task-actions.component.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/claimed-task-actions.component.ts
@@ -16,7 +16,7 @@ import { RequestService } from '../../../core/data/request.service';
 import { SearchService } from '../../../core/shared/search/search.service';
 import { WorkflowAction } from '../../../core/tasks/models/workflow-action-object.model';
 import { WorkflowActionDataService } from '../../../core/data/workflow-action-data.service';
-import { WORKFLOW_TASK_OPTION_RETURN } from './return-to-pool/claimed-task-actions-return-to-pool.component';
+import { WorkflowTaskOptions } from './workflow-task-options.model';
 
 /**
  * This component represents actions related to ClaimedTask object.
@@ -47,7 +47,7 @@ export class ClaimedTaskActionsComponent extends MyDSpaceActionsComponent<Claime
    * The option used to render the "return to pool" component
    * Every claimed task contains this option
    */
-  public returnToPoolOption = WORKFLOW_TASK_OPTION_RETURN;
+  public returnToPoolOption = WorkflowTaskOptions.ReturnToPool;
 
   /**
    * Initialize instance variables
diff --git a/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.spec.ts b/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.spec.ts
index b1db1c7866..912671bd4b 100644
--- a/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.spec.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.spec.ts
@@ -6,6 +6,7 @@ import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
 import { ClaimedTaskActionsEditMetadataComponent } from './claimed-task-actions-edit-metadata.component';
 import { MockTranslateLoader } from '../../../mocks/mock-translate-loader';
 import { ClaimedTask } from '../../../../core/tasks/models/claimed-task-object.model';
+import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data.service';
 
 let component: ClaimedTaskActionsEditMetadataComponent;
 let fixture: ComponentFixture<ClaimedTaskActionsEditMetadataComponent>;
@@ -23,6 +24,9 @@ describe('ClaimedTaskActionsEditMetadataComponent', () => {
           }
         })
       ],
+      providers: [
+        { provide: ClaimedTaskDataService, useValue: {} }
+      ],
       declarations: [ClaimedTaskActionsEditMetadataComponent],
       schemas: [NO_ERRORS_SCHEMA]
     }).overrideComponent(ClaimedTaskActionsEditMetadataComponent, {
diff --git a/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.ts b/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.ts
index c260459e70..e74c954114 100644
--- a/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/edit-metadata/claimed-task-actions-edit-metadata.component.ts
@@ -1,10 +1,10 @@
 import { Component } from '@angular/core';
 import { ClaimedTaskActionsAbstractComponent } from '../abstract/claimed-task-actions-abstract.component';
-import { ProcessTaskResponse } from '../../../../core/tasks/models/process-task-response';
 import { rendersWorkflowTaskOption } from '../switcher/claimed-task-actions-decorator';
+import { WorkflowTaskOptions } from '../workflow-task-options.model';
 import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data.service';
 
-@rendersWorkflowTaskOption('submit_edit_metadata')
+@rendersWorkflowTaskOption(WorkflowTaskOptions.EditMetadata)
 @Component({
   selector: 'ds-claimed-task-actions-edit-metadata',
   styleUrls: ['./claimed-task-actions-edit-metadata.component.scss'],
@@ -14,7 +14,12 @@ import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data
  * Component for displaying the edit metadata action on a workflow task item
  */
 export class ClaimedTaskActionsEditMetadataComponent extends ClaimedTaskActionsAbstractComponent {
-  process() {
-    // Nothing needs to happen for the edit-metadata button, it simply renders a link to another page
+  /**
+   * This component represents the edit metadata option
+   */
+  option = WorkflowTaskOptions.EditMetadata;
+
+  constructor(protected claimedTaskService: ClaimedTaskDataService) {
+    super(claimedTaskService);
   }
 }
diff --git a/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.html b/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.html
index 51be87b25c..7c7b83cd8a 100644
--- a/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.html
+++ b/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.html
@@ -21,7 +21,7 @@
     <div class="alert alert-info" role="alert">
       {{'submission.workflow.tasks.claimed.reject.reason.info' | translate}}
     </div>
-    <form (ngSubmit)="process(rejectModal);" [formGroup]="rejectForm" >
+    <form (ngSubmit)="submitTask(rejectModal);" [formGroup]="rejectForm" >
       <textarea style="width: 100%"
                 formControlName="reason"
                 rows="4"
diff --git a/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.spec.ts b/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.spec.ts
index a6ef5db43d..ea18f97537 100644
--- a/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.spec.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.spec.ts
@@ -21,7 +21,7 @@ let modalService: NgbModal;
 describe('ClaimedTaskActionsRejectComponent', () => {
   const object = Object.assign(new ClaimedTask(), { id: 'claimed-task-1' });
   const claimedTaskService = jasmine.createSpyObj('claimedTaskService', {
-    rejectTask: observableOf(new ProcessTaskResponse(true))
+    submitTask: observableOf(new ProcessTaskResponse(true))
   });
 
   beforeEach(async(() => {
@@ -91,19 +91,34 @@ describe('ClaimedTaskActionsRejectComponent', () => {
     component.modalRef.close()
   });
 
-  it('should call processCompleted on form submit', () => {
-    spyOn(component.processCompleted, 'emit');
+  describe('on form submit', () => {
+    let expectedBody;
 
-    const btn = fixture.debugElement.query(By.css('.btn-danger'));
-    btn.nativeElement.click();
-    fixture.detectChanges();
+    beforeEach(() => {
+      spyOn(component.processCompleted, 'emit');
 
-    expect(component.modalRef).toBeDefined();
+      expectedBody = {
+        [component.option]: 'true',
+        reason: null
+      };
 
-    const form = ((document as any).querySelector('form'));
-    form.dispatchEvent(new Event('ngSubmit'));
-    fixture.detectChanges();
+      const btn = fixture.debugElement.query(By.css('.btn-danger'));
+      btn.nativeElement.click();
+      fixture.detectChanges();
 
-    expect(component.processCompleted.emit).toHaveBeenCalled();
+      expect(component.modalRef).toBeDefined();
+
+      const form = ((document as any).querySelector('form'));
+      form.dispatchEvent(new Event('ngSubmit'));
+      fixture.detectChanges();
+    });
+
+    it('should call claimedTaskService\'s submitTask with the expected body', () => {
+      expect(claimedTaskService.submitTask).toHaveBeenCalledWith(object.id, expectedBody)
+    });
+
+    it('should emit a successful processCompleted event', () => {
+      expect(component.processCompleted.emit).toHaveBeenCalledWith(true);
+    });
   });
 });
diff --git a/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.ts b/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.ts
index 05df9d6bf8..b4ad2168f7 100644
--- a/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/reject/claimed-task-actions-reject.component.ts
@@ -1,13 +1,13 @@
-import { Component, EventEmitter, OnInit, Output } from '@angular/core';
+import { Component, OnInit } from '@angular/core';
 import { FormBuilder, FormGroup, Validators } from '@angular/forms';
 
 import { NgbModal, NgbModalRef } from '@ng-bootstrap/ng-bootstrap';
 import { ClaimedTaskActionsAbstractComponent } from '../abstract/claimed-task-actions-abstract.component';
 import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data.service';
-import { ProcessTaskResponse } from '../../../../core/tasks/models/process-task-response';
 import { rendersWorkflowTaskOption } from '../switcher/claimed-task-actions-decorator';
+import { WorkflowTaskOptions } from '../workflow-task-options.model';
 
-@rendersWorkflowTaskOption('submit_reject')
+@rendersWorkflowTaskOption(WorkflowTaskOptions.Reject)
 @Component({
   selector: 'ds-claimed-task-actions-reject',
   styleUrls: ['./claimed-task-actions-reject.component.scss'],
@@ -18,10 +18,9 @@ import { rendersWorkflowTaskOption } from '../switcher/claimed-task-actions-deco
  */
 export class ClaimedTaskActionsRejectComponent extends ClaimedTaskActionsAbstractComponent implements OnInit {
   /**
-   * An event fired when a reject action is confirmed.
-   * Event's payload equals to reject reason.
+   * This component represents the edit metadata option
    */
-  @Output() reject: EventEmitter<string> = new EventEmitter<string>();
+  option = WorkflowTaskOptions.Reject;
 
   /**
    * The reject form group
@@ -43,7 +42,7 @@ export class ClaimedTaskActionsRejectComponent extends ClaimedTaskActionsAbstrac
   constructor(protected claimedTaskService: ClaimedTaskDataService,
               private formBuilder: FormBuilder,
               private modalService: NgbModal) {
-    super();
+    super(claimedTaskService);
   }
 
   /**
@@ -56,17 +55,20 @@ export class ClaimedTaskActionsRejectComponent extends ClaimedTaskActionsAbstrac
   }
 
   /**
-   * Reject the task
+   * Create the request body for rejecting a workflow task
+   * Includes the reason from the form
    */
-  process() {
-    this.processing$.next(true);
+  createbody(): any {
     const reason = this.rejectForm.get('reason').value;
+    return Object.assign(super.createbody(), { reason });
+  }
+
+  /**
+   * Submit a reject option for the task
+   */
+  submitTask() {
     this.modalRef.close('Send Button');
-    this.claimedTaskService.rejectTask(reason, this.object.id)
-      .subscribe((res: ProcessTaskResponse) => {
-        this.processing$.next(false);
-        this.processCompleted.emit(res.hasSucceeded);
-      });
+    super.submitTask();
   }
 
   /**
diff --git a/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.html b/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.html
index 1dc726eb43..66f8e2a058 100644
--- a/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.html
+++ b/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.html
@@ -2,7 +2,7 @@
         [className]="'btn btn-secondary'"
         ngbTooltip="{{'submission.workflow.tasks.claimed.return_help' | translate}}"
         [disabled]="processing$ | async"
-        (click)="process()">
+        (click)="submitTask()">
   <span *ngIf="processing$ | async"><i class='fas fa-circle-notch fa-spin'></i> {{'submission.workflow.tasks.generic.processing' | translate}}</span>
   <span *ngIf="!(processing$ | async)"><i class="fa fa-undo"></i> {{'submission.workflow.tasks.claimed.return' | translate}}</span>
 </button>
diff --git a/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.spec.ts b/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.spec.ts
index dd8222f7dd..9b5a949d60 100644
--- a/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.spec.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.spec.ts
@@ -61,13 +61,21 @@ describe('ClaimedTaskActionsReturnToPoolComponent', () => {
     expect(span).toBeDefined();
   });
 
-  it('should emit a successful processCompleted event', () => {
-    spyOn(component.processCompleted, 'emit');
+  describe('submitTask', () => {
+    beforeEach(() => {
+      spyOn(component.processCompleted, 'emit');
 
-    component.process();
-    fixture.detectChanges();
+      component.submitTask();
+      fixture.detectChanges();
+    });
 
-    expect(component.processCompleted.emit).toHaveBeenCalled();
+    it('should call claimedTaskService\'s returnToPoolTask', () => {
+      expect(claimedTaskService.returnToPoolTask).toHaveBeenCalledWith(object.id)
+    });
+
+    it('should emit a successful processCompleted event', () => {
+      expect(component.processCompleted.emit).toHaveBeenCalledWith(true);
+    });
   });
 
 });
diff --git a/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.ts b/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.ts
index 38f3ec4890..e2125231aa 100644
--- a/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/return-to-pool/claimed-task-actions-return-to-pool.component.ts
@@ -1,12 +1,11 @@
 import { Component } from '@angular/core';
-import { ProcessTaskResponse } from '../../../../core/tasks/models/process-task-response';
 import { ClaimedTaskActionsAbstractComponent } from '../abstract/claimed-task-actions-abstract.component';
 import { rendersWorkflowTaskOption } from '../switcher/claimed-task-actions-decorator';
+import { WorkflowTaskOptions } from '../workflow-task-options.model';
 import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data.service';
+import { ProcessTaskResponse } from '../../../../core/tasks/models/process-task-response';
 
-export const WORKFLOW_TASK_OPTION_RETURN = 'return_to_pool';
-
-@rendersWorkflowTaskOption(WORKFLOW_TASK_OPTION_RETURN)
+@rendersWorkflowTaskOption(WorkflowTaskOptions.ReturnToPool)
 @Component({
   selector: 'ds-claimed-task-actions-return-to-pool',
   styleUrls: ['./claimed-task-actions-return-to-pool.component.scss'],
@@ -16,15 +15,19 @@ export const WORKFLOW_TASK_OPTION_RETURN = 'return_to_pool';
  * Component for displaying and processing the return to pool action on a workflow task item
  */
 export class ClaimedTaskActionsReturnToPoolComponent extends ClaimedTaskActionsAbstractComponent {
+  /**
+   * This component represents the edit metadata option
+   */
+  option = WorkflowTaskOptions.ReturnToPool;
 
   constructor(protected claimedTaskService: ClaimedTaskDataService) {
-    super();
+    super(claimedTaskService);
   }
 
   /**
-   * Return task to pool
+   * Submit a return to pool option for the task
    */
-  process() {
+  submitTask() {
     this.processing$.next(true);
     this.claimedTaskService.returnToPoolTask(this.object.id)
       .subscribe((res: ProcessTaskResponse) => {
diff --git a/src/app/shared/mydspace-actions/claimed-task/switcher/claimed-task-actions-loader.component.spec.ts b/src/app/shared/mydspace-actions/claimed-task/switcher/claimed-task-actions-loader.component.spec.ts
index 5821a15908..b71adc7a25 100644
--- a/src/app/shared/mydspace-actions/claimed-task/switcher/claimed-task-actions-loader.component.spec.ts
+++ b/src/app/shared/mydspace-actions/claimed-task/switcher/claimed-task-actions-loader.component.spec.ts
@@ -7,6 +7,7 @@ import { ClaimedTaskActionsDirective } from './claimed-task-actions.directive';
 import { ClaimedTask } from '../../../../core/tasks/models/claimed-task-object.model';
 import { TranslateModule } from '@ngx-translate/core';
 import { ClaimedTaskActionsEditMetadataComponent } from '../edit-metadata/claimed-task-actions-edit-metadata.component';
+import { ClaimedTaskDataService } from '../../../../core/tasks/claimed-task-data.service';
 
 describe('ClaimedTaskActionsLoaderComponent', () => {
   let comp: ClaimedTaskActionsLoaderComponent;
@@ -20,7 +21,10 @@ describe('ClaimedTaskActionsLoaderComponent', () => {
       imports: [TranslateModule.forRoot()],
       declarations: [ClaimedTaskActionsLoaderComponent, ClaimedTaskActionsEditMetadataComponent, ClaimedTaskActionsDirective],
       schemas: [NO_ERRORS_SCHEMA],
-      providers: [ComponentFactoryResolver]
+      providers: [
+        { provide: ClaimedTaskDataService, useValue: {} },
+        ComponentFactoryResolver
+      ]
     }).overrideComponent(ClaimedTaskActionsLoaderComponent, {
       set: {
         changeDetection: ChangeDetectionStrategy.Default,
diff --git a/src/app/shared/mydspace-actions/claimed-task/workflow-task-options.model.ts b/src/app/shared/mydspace-actions/claimed-task/workflow-task-options.model.ts
new file mode 100644
index 0000000000..45c688441e
--- /dev/null
+++ b/src/app/shared/mydspace-actions/claimed-task/workflow-task-options.model.ts
@@ -0,0 +1,10 @@
+/**
+ * An enum listing all possible workflow task options
+ * Used to render components for the options and building request bodies
+ */
+export enum WorkflowTaskOptions {
+  Approve = 'submit_approve',
+  Reject = 'submit_reject',
+  EditMetadata = 'submit_edit_metadata',
+  ReturnToPool = 'return_to_pool'
+}