<?php

Prado::using('Application.web.FacadeTemplateControl');
Prado::using('Application.user.DbUser');
Prado::using('Application.facades.CalendarFacade');

class UserSelection extends FacadeTemplateControl {

    public function getUserToDisplay() {
        return $this->getControlState('user');
    }

    public function setUserToDisplay(DbUser $user = NULL) {
        $this->setControlState('user', $user);
    }

    public function onPreRender($param) {
        parent::onPreRender($param);
        $this->Categories->setDataSource(
            $this->_getUserSelection($this->UserToDisplay)
        );
        $this->Categories->dataBind();
    }

    public function categoryDataBind($sender, $param) {
        $param->Item->Calendars->setDataSource($param->Item->Data->Calendars);
        $param->Item->Calendars->dataBind();
    }

    public function removeFromSelection($sender, $param) {
        if (!$this->UserToDisplay->IsGuest) {
            return $this->getFacade()->removeFromPreference(
                $this->UserToDisplay,
                $param->CommandParameter
            );
        }
    }

    private function _getUserSelection(DbUser $user) {
        return $this->getFacade()->getPreferenceList($user);
    }

}

?>