[ADF-2118] Process Initiator should be able to complete a task (#2951)

* [ADF-2118] Process Initiator should be able to complete a task.

* Fixed Process Initiator should be able to complete a task.

* * Fixed Process Initiator should be able to complete a task.

* * Removed extra space

demo-shell/src/app/components/process-service/process-service.component.ts

@@ -369,12 +369,18 @@ export class ProcessServiceComponent implements AfterViewInit, OnDestroy, OnInit
         this.taskPage = this.taskListPagination.current - 1;
         if (this.taskList) {
             this.taskList.reload();
+        } else {
+            this.navigateToProcess();
         }
         if (this.processList) {
             this.processList.reload();
         }
     }
 
+    navigateToProcess(): void {
+        this.router.navigate([`/activiti/apps/${this.appId}/processes/`]);
+    }
+
     onContentClick(content: any): void {
         this.fileShowed = true;
         this.content = content.contentBlob;

lib/process-services/task-list/components/task-details.component.html

@@ -28,8 +28,8 @@
                           [showTitle]="showFormTitle"
                           [showRefreshButton]="showFormRefreshButton"
                           [showCompleteButton]="showFormCompleteButton"
-                          [disableCompleteButton]="!isAssignedToMe()"
+                          [disableCompleteButton]="!isCompleteButtonVisible()"
-                          [showSaveButton]="showFormSaveButton"
+                          [showSaveButton]="isSaveButtonVisible()"
                           [readOnly]="readOnlyForm"
                           [fieldValidators]="fieldValidators"
                           (formSaved)='onFormSaved($event)'

lib/process-services/task-list/components/task-details.component.ts

@@ -284,6 +284,22 @@ export class TaskDetailsComponent implements OnInit, OnChanges {
         return this.taskDetails.assignee.email === this.authService.getBpmUsername();
     }
 
+    isCompleteButtonVisible(): boolean {
+        return this.isAssignedToMe() || this.canInitiatorComplete();
+    }
+
+    canInitiatorComplete(): boolean {
+        return this.taskDetails.initiatorCanCompleteTask;
+    }
+
+    isSaveButtonVisible(): boolean {
+        return this.hasSaveButton() && (!this.canInitiatorComplete() || this.isAssignedToMe());
+    }
+
+    hasSaveButton(): boolean {
+        return this.showFormSaveButton;
+    }
+
     /**
      * Retrieve the next open task
      * @param processInstanceId