toggle list item

components.available-day.js

import Ember from 'ember';

export default Ember.Component.extend({
    weekdays: ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'],
  
  currentEdit: false
});

components.week-day.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions: {
  	edit() {
    	this.set('isEditing', true);	
    },
    
  	save() {
    	this.set('isEditing', false);	
    }
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
});

helpers.eq.js

import Ember from 'ember';

const eq = (params) => params[0] === params[1];

export default Ember.Helper.helper(eq);

templates.application.hbs

{{available-day}}

templates.components.available-day.hbs

<ul>
	{{#each weekdays as |weekday|}}
    {{week-day weekday=weekday isEditing=(eq currentEdit weekday) onEdit=(action (mut currentEdit) weekday)}}
  {{/each}}
</ul>

{{yield}}

templates.components.week-day.hbs

<li>
      {{weekday}} 
      Edit: {{isEditing}}
      	<button onclick={{action onEdit}}>Edit</button>
      	<button {{action "save"}}>Save</button>
    </li>

{{yield}}

twiddle.json

{
  "version": "0.10.5",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.8.0",
    "ember-data": "2.8.0",
    "ember-template-compiler": "2.8.0",
    "ember-testing": "2.8.0"
  },
  "addons": {}
}