/**
  * Run the database seeds.
  *
  * @return void
  */
 public function run()
 {
     \App\Idea::findOrCreate('Indiana Jones');
     \App\Idea::findOrCreate('"double rainbow... what does it mean?"');
     $indianFood = \App\Idea::findOrCreate('indian food');
     $japaneseFood = \App\Idea::findOrCreate('japanese food');
     $curry = \App\Idea::findOrCreate('curry');
     $alooPakora = \App\Idea::findOrCreate('aloo pakora');
     \App\IdeaRelationship::findOrCreate($indianFood, $curry);
     \App\IdeaRelationship::findOrCreate($indianFood, $alooPakora);
     \App\IdeaRelationship::findOrCreate($japaneseFood, $curry);
 }
 public function deleteAssociation()
 {
     /** @var Idea $idea1 */
     $idea1 = Idea::find($this->request->get('idea1'));
     /** @var Idea $idea2 */
     $idea2 = Idea::find($this->request->get('idea2'));
     if (!$idea1 || !$idea2) {
         throw new NotFoundHttpException();
     }
     $relationship = IdeaRelationship::findRelationship($idea1, $idea2);
     if ($relationship) {
         $relationship->delete();
     }
     return redirect()->action('IdeaController@view', ['id' => $idea1->id]);
 }