moment-selected-input

components.selected-input.js

import TextField from '@ember/component/text-field'


export default TextField.extend({
    focusIn: function (event) {
        this.$().select()
    }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  obj: {
    val: moment("2019-01-01 00:30:00")
  },
});

helpers.my-helper.js

import Ember from 'ember';
import moment from 'moment';

export function myHelper(params/*, hash*/) {
  const [mmt] = params;
  return mmt.format("ha");
}

export default Ember.Helper.helper(myHelper);

templates.application.hbs

<h1>Selected input</h1>

{{selected-input value=(my-helper obj.val)}}

twiddle.json

{
  "version": "0.15.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.4.3",
    "ember-template-compiler": "3.4.3",
    "ember-testing": "3.4.3"
  },
  "addons": {
    "ember-data": "3.4.2",
    "ember-moment": "7.0.1"
  }
}