ember-sidebar modal

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  showUploader:false,
  actions:{
    imageReady(){
      console.log('image ready action');
      this.send('toggleModal');
    },
    toggleModal(){
      this.toggleProperty('showUploader');
    }
  }
});

helpers.exact-target.js

import { helper } from 'ember-helper';
import $ from 'jquery';

export default helper(function([selector, handler]) {
  return function(event) {
    if ($(event.target).is(selector) && handler) {
      return handler(event);
    }
  };
});

styles.app.css

body {
  margin: 12px 16px;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 12pt;
}
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: black;
    opacity: 0.5;
    z-index: 12;
}
.modal-container {
    position: fixed;
    top: 0;
    width: 100vw;
    height: 100vh;
    z-index: 13;
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal-dialog {
    background-color: white;
    border-radius: 4px;
    max-height: 100vh;
    overflow-y: auto;
  	padding:10px;
    box-shadow: 0px 0px 5px #888888;
}

.modal-body {
    padding:20px;
}

.dropzone {
  border: 5px dotted green;
  color:green;
  border-radius: 5px;
  font: bold 24px/200px arial;
  height: 200px;
  width: 400px;
  margin: 30px auto;
  text-align: center;
}

templates.application.hbs

<h2 id="title">Welcome to Ember</h2>

{{#if showUploader}}
  {{in-sidebar name="modal"
               show=(component "image-upload-modal" imagesReady=(action "imageReady"))
               hooks=(
                   hash outsideClick=(action (mut showUploader) false)
                        allowOverlay=true)}}
{{/if}}

<button {{action 'toggleModal'}}>modal</button>

<div class="modal">
  {{#with-sidebar name="modal" as |modalContent hooks|}}
    {{#if modalContent}}
    {{#if hooks.allowOverlay}}
      <div class="modal-backdrop"></div>
    {{/if}}
      <div class="modal-container" onclick={{action (exact-target ".modal-container" hooks.outsideClick) }}>
        <div class="modal-dialog" >
          {{component modalContent}}
        </div>
      </div>
    {{/if}}
  {{/with-sidebar}}
</div>

templates.components.image-upload-modal.hbs

<div class="dropzone">
&#8251;
</div>
<button {{action imagesReady}}>close</button>

twiddle.json

{
  "version": "0.9.3",
  "EmberENV": {
    "FEATURES": {}
  },
  "addons":{
    "ember-sidebars":"latest"
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.6.0",
    "ember-data": "2.6.1",
    "ember-template-compiler": "2.6.0"
  }
}