public function traineeHome()
 {
     $id = Auth::user()->id;
     $regId = Registration::where('user_id', '=', Auth::user()->id)->pluck('id');
     $user_id = Auth::user()->id;
     $course_ids = TraineeCourse::where('trainee_id', $user_id)->select('course_id')->get();
     //$course_ids=Info::where('trainee_login_id', $user_id)->get();
     $courseAttendance = [];
     foreach ($course_ids as $course_id) {
         $course_name = $this->course_name_by_course_id($course_id->course_id);
         if (!$course_name->isempty()) {
             $absent = Attendance::where('course_id', $course_id->course_id)->where('trainee_id', $user_id)->where('trainee_attendance', '=', 'A')->count('id');
             $courseAttendance[] = array('course_name' => $course_name, 'absent' => $absent);
         }
     }
     $info = Info::wheretrainee_login_id($user_id)->firstOrFail();
     return view('trainee.trainee', compact('regId', 'courseAttendance', 'info'));
     //dd($regId);
     return view('trainee.trainee', compact('regId'))->with('id', $id);
 }