Removing TaskContent new file. Renamming it as NewTaskData and adding it into task.model file.

src/app/task/task.model.ts

@@ -5,3 +5,9 @@ export interface Task {
   summary: string;
   dueDate: string;
 }
+
+export interface NewTaskData {
+  title: string;
+  summary: string;
+  date: string;
+}

src/app/tasks/new-task/new-task.component.ts

@@ -1,7 +1,6 @@
 import {Component, EventEmitter, Output} from '@angular/core';
 import {FormsModule} from '@angular/forms';
-import {Task} from '../../task/task.model';
-import {TaskContent} from './task-content.model';
+import {NewTaskData} from '../../task/task.model';
 
 @Component({
   selector: 'app-new-task',
@@ -13,7 +12,7 @@ import {TaskContent} from './task-content.model';
 })
 export class NewTaskComponent {
   @Output() cancel = new EventEmitter<void>();
-  @Output() add = new EventEmitter<TaskContent>();
+  @Output() add = new EventEmitter<NewTaskData>();
   enteredTitle = '';
   enteredSummary = '';
   enteredDate = '';
@@ -23,7 +22,7 @@ export class NewTaskComponent {
   }
 
   onSubmit() {
-    let taskContent: TaskContent = {
+    let taskContent: NewTaskData = {
       title: this.enteredTitle,
       summary: this.enteredSummary,
       date: this.enteredDate,

src/app/tasks/new-task/task-content.model.ts

@@ -1,5 +0,0 @@
-export interface TaskContent {
-  title: string;
-  summary: string;
-  date: string;
-}

src/app/tasks/tasks.component.ts

@@ -1,9 +1,8 @@
 import {Component, EventEmitter, Input, Output} from '@angular/core';
 import {User} from '../user/user.model';
-import {Task} from '../task/task.model';
+import {NewTaskData, Task} from '../task/task.model';
 import {TaskComponent} from '../task/task.component';
 import {NewTaskComponent} from './new-task/new-task.component';
-import {TaskContent} from './new-task/task-content.model';
 
 @Component({
   selector: 'app-tasks',
@@ -56,7 +55,7 @@ export class TasksComponent {
     this.isAddingTask = false;
   }
 
-  onAddTask(taskContent: TaskContent) {
+  onAddTask(taskContent: NewTaskData) {
     let nextTaskId = this.tasks.length + 1;
     let taskId = 't' + (nextTaskId).toString();