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<?php

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namespace Nextend\Framework\Form\Element;

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use Nextend\Framework\Asset\Js\Js;

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use Nextend\Framework\View\Html;

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class Select extends AbstractFieldHidden {

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public $value;

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protected $values = array();

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protected $options = array();

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protected $optgroup = array();

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protected $isMultiple = false;

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protected $size = '';

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protected $relatedValueFields = array();

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protected $relatedAttribute = '';

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protected function fetchElement() {

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$this->values = explode('||', $this->getValue());

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if (!is_array($this->values)) {

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$this->values = array();

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}

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$html = Html::openTag("div", array(

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"class" => "n2_field_select",

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"style" => $this->style

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));

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$selectAttributes = array(

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'id' => $this->fieldID . '_select',

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'name' => 'select' . $this->getFieldName(),

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'aria-labelledby' => $this->fieldID,

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'autocomplete' => 'off'

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);

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if (!empty($this->size)) {

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$selectAttributes['size'] = $this->size;

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}

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if ($this->isMultiple) {

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$selectAttributes['multiple'] = 'multiple';

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$selectAttributes['class'] = 'nextend-element-hastip';

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$selectAttributes['title'] = n2_('Hold down the ctrl (Windows) or command (MAC) button to select multiple options.');

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}

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$html .= Html::tag('select', $selectAttributes, $this->renderOptions($this->options) . (!empty($this->optgroup) ? $this->renderOptgroup() : ''));

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$html .= Html::closeTag("div");

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$html .= parent::fetchElement();

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$options = array();

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if (!empty($this->relatedFields)) {

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$options['relatedFields'] = $this->relatedFields;

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}

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if (!empty($this->relatedValueFields)) {

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$options['relatedValueFields'] = $this->relatedValueFields;

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}

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if (!empty($this->relatedAttribute)) {

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$options['relatedAttribute'] = $this->relatedAttribute;

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}

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Js::addInline('new _N2.FormElementList("' . $this->fieldID . '", ' . json_encode($options) . ');');

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return $html;

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}

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/**

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* @return string

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protected function renderOptgroup() {

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$html = '';

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foreach ($this->optgroup as $label => $options) {

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if (is_array($options)) {

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$html .= "<optgroup label='" . $label . "'>";

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$html .= $this->renderOptions($options);

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$html .= "</optgroup>";

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} else {

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$html .= $this->renderOption($label, $options);

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}

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}

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return $html;

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}

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/**

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* @param array $options

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* @return string

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protected function renderOptions($options) {

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$html = '';

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foreach ($options as $value => $label) {

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$html .= $this->renderOption($value, $label);

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}

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return $html;

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}

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protected function renderOption($value, $label) {

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return '<option value="' . esc_attr($value) . '" ' . $this->isSelected($value) . '>' . $label . '</option>';

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}

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protected function isSelected($value) {

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if (in_array($value, $this->values)) {

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return ' selected="selected"';

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}

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return '';

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}

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/**

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* @param array $options

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public function setOptions($options) {

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$this->options = $options;

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}

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/**

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* @param array $optgroup

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public function setOptgroup($optgroup) {

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$this->optgroup = $optgroup;

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}

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/**

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* @param bool $isMultiple

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public function setIsMultiple($isMultiple) {

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$this->isMultiple = $isMultiple;

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$this->size = 10;

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}

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/**

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* @param string $size

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public function setSize($size) {

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$this->size = $size;

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}

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protected function createTree(&$list, &$new, $parent, $cindent = '', $indent = '- ') {

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if (isset($new[$parent])) {

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for ($i = 0; $i < count($new[$parent]); $i++) {

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$new[$parent][$i]->treename = $cindent . $new[$parent][$i]->name;

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$list[] = $new[$parent][$i];

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$this->createTree($list, $new, $new[$parent][$i]->cat_ID, $cindent . $indent, $indent);

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}

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}

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return $list;

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}

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public function setRelatedValueFields($relatedValueFields) {

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$this->relatedValueFields = $relatedValueFields;

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}

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public function setRelatedAttribute($relatedAttribute) {

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$this->relatedAttribute = $relatedAttribute;

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}

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}

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