Portfolio - Talent Accelerator sample

talentaccelerator.php

/**
* Advanced controller for a grade system for Talent Accelerator that gets all grades on a subject and calculates the average per subject
* Response::grades is a Laravel Response macro that simplifies our API responses
*/
<?php namespace AppTree\Controllers\API;

use Cartalyst\Sentry\Facades\Laravel\Sentry as Sentry;
use \Input;
use \Response;
use \Session;
use \AppTree\Models\Subject;
class GradeController extends \BaseController {
    /**
     *
     * Index log models of current user with pagination of 15
     * @return Response macro builded response
     *
     */
    public function index()
    {
      $user = Sentry::getUser();
        $subjects =  Subject::with(['grades' => function ($query)  use ($user) {
            $query->where('user_id', $user->id);
        }])->has('grades')->get();

        $subjects = $subjects->filter(function ($subject) {
            return (boolean) $subject->grades->count();
        })->values();

        foreach ($subjects as $subject) {
          $mark_total = 0;
          $mark_divider = 0;
          foreach ($subject['grades'] as $grade) {

            $mark_total += $grade['mark'];
            $mark_divider++;
          }

          $subject['average'] = $mark_total / $mark_divider;

        }
        return Response::grades($subjects);
    }

  public function store(){
      $input = \Input::all();
      $input['user_id'] = Sentry::getUser()->id;

      if(!is_null($input['user_id'])){
        $response = \AppTree\Models\Grade::create($input);
        return Response::grades($response, true);
      }
  }
}