/**
  * Metodo da API de Alunos
  * @param model Aluno
  * @param request do form com o nome do aluno a ser buscado
  * @return lista de alunos
  */
 public function getJsonAlunosComParcelas(Aluno $alunos, Request $requests)
 {
     if ($requests->has("term")) {
         $result = $alunos->where("alu_nome", "like", "%" . $requests->term . "%")->get();
     } else {
         $result = $alunos->whereExists(function ($query) {
             $query->select(DB::raw(1))->from('mensalidade')->whereRaw('mensalidade.mes_alu_id = aluno.id');
         })->get();
         //$result = $alunos->all();
     }
     //        dd($requests->term);
     $list = [];
     foreach ($result as $key => $value) {
         $list[$key]['id'] = $value->id;
         $list[$key]['text'] = $value->alu_nome;
     }
     //        $teste = json_encode($list);
     //return "{ \"results\": " . json_encode($list) . "}";
     //        return json_encode($list);
     return $list;
 }