processdata.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8" />

  <meta name="viewport" content="width=device-width, minimum-scale=1, maximum-scale=1" />
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  <title>Preprocesamiento de datos</title>

  <!-- scripts -->
  <script src="./js/config.js"></script>
  <script src="./js/jquery-3.3.1.min.js"></script>

</head>
<body>

<script>
createMateriasList = function(){
  // Usado para crear comun.json
  materias = {};
  docentes = [];
  n = 0;
  total = Config.json_list.length;
  Config.json_list.forEach(function(elem){
    const file = "Horarios_" + elem.ref + ".json";
    $.getJSON(Config.dataPath + file, function(data){
      d=data;
      data.materias.forEach(function(x){
        materias[x.codigo] = x.nombre;
        x.cursos.forEach(y => y.docentes.split("-").forEach(z => docentes[z]=true));
      });
      n++;

      if (n == total ){
        const materiasList = Object.keys(materias);
        const materiasObj = materiasList.map(cod => ({codigo: cod, nombre: materias[cod]}));
        $("body").text(JSON.stringify({
          materias: materiasObj,
          docentes: Object.keys(docentes)
        }));
      }
    });
  });
}

$(function(){
  createMateriasList();
})
</script>

</body>
</html>