<?php

class App_Settings_View extends Qs_ViewController
{
    protected $_applicationName = 'settings';
    protected $_actions = array('edit', 'cancel', 'update');
    protected $_idCategory = null;
    protected $_tabButtonPrefix = 'btnTab_';

    protected function _initAction()
    {
        if (!$this->doc->acl->isAllowed($this->doc->getAuthData('id'), 'settings', 'edit')) {
            $this->doc->display404();
        }
        return parent::_initAction();
    }
    
    protected function _init()
    {
        $categories = array_keys($this->dataObj->getCategories());
        $this->_idCategory = (int)Qs_Request::getRequestValue(
            'idCategory',
            reset($categories) // дефолтна категорія
        );
        $this->setDataObj(
            new App_Settings_Obj(
                array(
                    'idCategory' => $this->_idCategory,
                    'suMode'     => $this->_doc && $this->_doc->hasAuth() ? $this->_doc->getAuth()->getSuMode() : false
                )
            )
        );
        parent::_init();
        $this->_setMessage('%itemsName% have been updated', self::MSG_UPDATED);
    }

    protected function _bindFormFields($form)
    {
        $form->addElement('hidden', 'idCategory', array('value' => $this->_idCategory));

        $fields = $this->dataObj->getList();

        foreach ($fields as $field) {
            $field['fieldType'] = ucfirst($field['fieldType']);
            $options = $this->dataObj->getFieldOptions($field['name']);
            switch ($field['fieldType']) {
                case 'Emails':
                    $defaultOptions = array(
                        'label'       => $field['label'],
                        'required'    => ('y' == $field['required']),
                        'rows'        => 5,
                        'description' => $field['description'],
                        'decorators'  => array(
                            array('Description', array('tag' => 'p', 'class' => 'description')),
                            'ViewHelper',
                            'Errors',
                            array('HtmlTag', array('tag' => 'dd', 'id'  => $field['name'] . '-element')),
                            array('Label', array('tag' => 'dt'))
                        )
                    );
                    $form->addElement('textarea', $field['name'], array_merge($defaultOptions, $options));
                    $form->{$field['name']}->addValidator('EmailAddresses')
                                           ->addFilter('EmailAddresses');
                    $form->{$field['name']}->getDecorator('Label')->setOption('escape', false);
                    break;

                case 'Select':
                    $defaultOptions = array(
                        'label'         => $field['label'],
                        'required'      => ('y' == $field['required']),
                        'size'          => $options['size'],
                        'description'   => $field['description'],
                        'multiple'      => $options['multiple']
                    );
                    $form->addElement($field['fieldType'], $field['name'], array_merge($defaultOptions, $options));
                    break;

                case 'HtmlEditor':
                    $defaultOptions = array(
                        'label'       => $field['label'],
                        'required'    =>  ('y' == $field['required']),
                        'description' => $field['description']
                    );
                    $form->addElement($field['fieldType'], $field['name'], array_merge($defaultOptions, $options));
                    break;

                case 'Header':
                    if (!empty($field['label'])) {
                        $label = $field['label'];
                    } else {
                        $label = $field['value'];
                    }
                    $defaultOptions = array('label' => $label);
                    $form->addElement($field['fieldType'], $field['name'], array_merge($defaultOptions, $options));
                    break;

                case 'Static':
                    $defaultOptions = array('label' => $field['label'], 'value' => $field['value']);
                    $form->addElement($field['fieldType'], $field['name'], array_merge($defaultOptions, $options));
                    break;

                case 'Url':
                    $defaultOptions = array(
                        'label'       => $field['label'],
                        'required'    => ('y' == $field['required']),
                        'description' => $field['description']
                    );
                    $form->addElement('text', $field['name'], array_merge($defaultOptions, $options));
                    $form->{$field['name']}->addValidator('Url')->addFilter('StringTrim');
                    break;

                default:
                    $defaultOptions = array(
                        'label'       => $field['label'],
                        'required'    =>  ('y' == $field['required']),
                        'description' => $field['description']
                    );
                    $form->addElement($field['fieldType'], $field['name'], array_merge($defaultOptions, $options));
                    break;
            }
        }
        return $this;
    }

    protected function _getEditForm()
    {
        $form = $this->_getBaseForm();
        $form->setAjaxValidation(false);
        $form->setCancelUrl(Qs_Constant::get('BASE_URL_LANGUAGE') . '/'
                          . Qs_Constant::get('CURRENT_PAGE')
                          . '?action=cancel&amp;idCategory=' . $this->_idCategory);
        $form->setEnctype(Qs_Form::ENCTYPE_MULTIPART);
        $this->_bindCategoryButtons($form);
        $this->_bindFormFields($form);
        $this->_bindFormButtons($form);
        $form->addElement('hidden', 'action', array('value' => 'update'));
        return $form;
    }

    protected function _bindCategoryButtons($form)
    {
        $categories = $this->_dataObj->getCategories();
        if (is_array($categories) && count($categories) > 1) {
            $elements = array();
            foreach ($categories as $id => $label) {
                $name = $this->_tabButtonPrefix . $id;
                $form->addElement('button', $name, array(
                    'label'      => $label,
                    'attribs'    => array('class'   => 'settingsBtnTab' . (($this->_idCategory == $id) ? 'Active' : ''),
                                          'onclick' => "try {document.location='"
                                                     . BASE_URL . '/' . CURRENT_PAGE . '?idCategory=' . (int)$id . "'} catch(e) {};"),
                    'decorators' => array('ViewHelper')));
                $elements[] = $name;
            }

            $decorators = array('FormElements');
            $decorators[] = array('decorator' => 'HtmlTag', 'options' => array('tag' => 'div'));
            $decorators[] = 'Fieldset';
            $decorators[] = 'DtDdWrapper';
            $form->addDisplayGroup($elements, 'tabsGroup', array('decorators' => $decorators));
        }
        return $this;
    }

    protected function _renderMainForm(Qs_Form $form)
    {
        $this->_doc->addScript('js/lib/settings.js');
        $this->_doc->addInitFunction('initSettingsForm', array($form->getId()));
        return parent::_renderMainForm($form);
    }

    protected function _getBackUrl($sessionName = null)
    {
        $categories = $this->_dataObj->getCategories();
        $idCategory = 0;
        foreach (array_keys($categories) as $id) {
            $key = $this->_tabButtonPrefix . $id;
            if (array_key_exists($key, $_REQUEST)) {
                $idCategory = $id;
                break;
            }
        }
        if (!$idCategory) {
             $idCategory = $this->_idCategory;
        }
        $options = array('idCategory' => $idCategory);
        return $this->url($options);
    }
}