Recursion Makes Lllama Cry

components.code-directory.js

import Ember from 'ember';

export default Ember.Component.extend({
  expanded: true,
  tagName: '',
  init () {
    this._super(...arguments)
    if (this.get('expanded') === undefined) {
      this.set('expanded', false)
    }
  },
  actions: {
    makeProject (e) {
      console.log(this.get('parent.path'))
    },
    toggleExpanded (dir) {
      if (dir.get('expanded') === undefined) {
        dir.set('expanded', true)
      } else {
        dir.toggleProperty('expanded')
      }
      console.log("I'm in action")
      return false
    }
  }
});

components.code-file.js

import Ember from 'ember';

export default Ember.Component.extend({
  tagName: 'li',
  click () {
    return false
  },  
});

components.code-tree.js

import Ember from 'ember';

export default Ember.Component.extend({
  tagName: 'ol',
  actions: {
    makeProject (e) {
      console.log(this.get('parent.path'))
    },  
    toggleExpanded (dir) {
      if (dir.get('expanded') === undefined) {
        dir.set('expanded', true)
      } else {
        dir.toggleProperty('expanded')
      }   
      return false
    }   
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
  model () {
    return new Ember.Object({
      path: 'top-level',
      expanded: true,
      children: new Ember.Object({
        dirs: [
          new Ember.Object({
            path: 'dir1',
            children: new Ember.Object({
              dirs: [
              new Ember.Object({
                path: 'dir1'
              }), 
              new Ember.Object({path: 'dir2'}),
              new Ember.Object({path: 'dir3'}),
              new Ember.Object({path: 'dir4'}),
              ],  
              files: [
                new Ember.Object({path: 'file1'}),
                new Ember.Object({path: 'file2'}),
                new Ember.Object({path: 'file3'}),
                new Ember.Object({path: 'file4'}),
                new Ember.Object({path: 'file5'}),
                new Ember.Object({path: 'file6'}),
              ]   
            })  
          }), 
          new Ember.Object({path: 'dir2'}),
          new Ember.Object({path: 'dir3'}),
          new Ember.Object({path: 'dir4'}),
        ],  
        files: [
            new Ember.Object({path: 'file1'}),
            new Ember.Object({path: 'file2'}),
            new Ember.Object({path: 'file3'}),
            new Ember.Object({path: 'file4'}),
            new Ember.Object({path: 'file5'}),
            new Ember.Object({path: 'file6'}),
          ]   
      })  
    })  
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
{{code-tree parent=model}}
<br>
<br>

templates.components.code-directory.hbs

{{#if parent.expanded}}
{{!fa-icon "folder-open"}}{{parent.path}} <button type="button" {{action "makeProject"}}>Make project</button>
<ol>
    {{#each parent.children.dirs as |dir|}}
    <li {{action 'toggleExpanded' dir}}>
    {{code-directory parent=dir}}
    </li>
    {{/each}}
    {{#each parent.children.files as |file|}}
    {{code-file file=file}}
    {{/each}}
</ol>
{{else}}
{{!fa-icon "folder"}}{{parent.path}} <button type="button" {{action "makeProject"}}>Make project</button>
{{/if}}

templates.components.code-file.hbs

{{file.path}}

templates.components.code-tree.hbs

<li {{action 'toggleExpanded' parent}}>
{{code-directory parent=parent}}
</li>

twiddle.json

{
  "version": "0.10.6",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.9.0",
    "ember-data": "2.9.0",
    "ember-template-compiler": "2.9.0",
    "ember-testing": "2.9.0"
  },
  "addons": {}
}