import { Injectable } from '@angular/core';

@Injectable()
export class TaskService {
   private tasklist= [{taskname:"sample task",taskdetail:"This is a test task",status:"todo"}];

  constructor() { }

  getTasklist(chosenstatus){
    return this.tasklist.filter((e)=>{

        if(e.status==chosenstatus){

          return e;

        }
    });

  }

  addTask(name,task){
    console.log(this.tasklist);/*this shows new task added*/
    this.tasklist.push({taskname:name,taskdetail:task,status:"todo"});
  }

}

ngOnInit() {
    this.todoService=this.taskService.getTasklist(this.sts);
  }