//This var contains result message of CRUD action
$actionMessage = "";
$typeMessage = "";
//Component Class Manager
$typeChargeManager = new TypeChargeCommunManager($pdo);
//Action Add Processing Begin
if ($action == "add") {
    if (!empty($_POST['nom'])) {
        $nom = htmlentities($_POST['nom']);
        if (!$typeChargeManager->exists($nom)) {
            $createdBy = $_SESSION['userMerlaTrav']->login();
            $created = date('Y-m-d h:i:s');
            //create object
            $typeCharge = new TypeChargeCommun(array('nom' => $nom, 'created' => $created, 'createdBy' => $createdBy));
            //add it to db
            $typeChargeManager->add($typeCharge);
            $actionMessage = "Opération Valide : Type Charge Ajouté(e) avec succès.";
            $typeMessage = "success";
        } else {
            $actionMessage = "Erreur Ajout Type Charge : Un type de charge existe déjà avec ce nom <strong>" . $nom . "</strong>.";
            $typeMessage = "error";
        }
    } else {
        $actionMessage = "Erreur Ajout Type Charge : Vous devez remplir le champ <strong>Nom Charge</strong>.";
        $typeMessage = "error";
    }
} else {
    if ($action == "update") {
        $idTypeCharge = htmlentities($_POST['idTypeCharge']);
        if (!empty($_POST['nom'])) {
            $nom = htmlentities($_POST['nom']);