todo-item.component.ts

@Component({
 selector: 'app-todo-item',
 templateUrl: './todo-item.component.html',
 styleUrls: ['./todo-item.component.scss']
})
export class TodoItemComponent implements OnInit {
 @Input() id: Number;
 @Input() title: String;
 @Input() description: String;
 @Input() done: Boolean;
 @Output() onClick = new EventEmitter<any>();

 constructor() { }

 ngOnInit() { }
 
 click(event) {
   this.onClick.emit(this.id);
 }

}