Component Example

components.activity-state-action.js

import Ember from 'ember';

export default Ember.Component.extend({
  activityAction: Ember.computed('m.state', function() {
    const states = ["a", "b", "c", "d", "e", "f"];

    let activity = this.get('m');
    let state = activity.get('state');
    let index = states.indexOf(state);

    var path = null;
    var text = null;

    if (index === 0) { // To Approve
      path = "index";
      text = "Schválit případ";
    } else if (index === 1) { // More Info
      path = "index";
      text = "Poskytovat více informací";
    } else if (index === 2) { // To Submit
      path = "index";
      text = "Dokončit případ";
    } else if (index === 5) { // To Confirm
      path = "index";
      text = "Potvrdí aktivitu";
    }

    return { path: path, text: text };
  }),

  shouldDisplay: Ember.computed('m.state', function() {
    return this.get("path");
  }),

  path: Ember.computed('m.state', function() {
    return this.get("activityAction.path");
  }),

  text: Ember.computed('m.state', function() {
    return this.get("activityAction.text");
  }),
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Component Example',
  
  activities: [
    Ember.Object.create({ name: "A", state: "a" }),
    Ember.Object.create({ name: "B", state: "b" }),
    Ember.Object.create({ name: "C", state: "c" }),
    Ember.Object.create({ name: "D", state: "d" }),
    Ember.Object.create({ name: "E", state: "e" }),
    Ember.Object.create({ name: "F", state: "f" }),
  ],

});

templates.application.hbs

<div class="page-header">
  <h1>Activities</h1>
</div>

{{outlet}}
<br>
<br>

{{#each activities as |activity|}}
  {{ activity-state-action m=activity }}
{{/each}}

templates.components.activity-state-action.hbs

{{#if shouldDisplay}}
  {{#link-to path class="btn btn-success btn-sm active" }}
    {{ text }}: {{ m.name }}
  {{/link-to}}
{{else}}
  {{yield}}
{{/if}}

twiddle.json

{
  "version": "0.7.2",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.4.3/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember-template-compiler.js"
  }
}