<?php

/**
 * Group field type. Ported from Redux.
 * Can only group simple fields like select, input, etc. - without JS
 * 
 */

class NHP_Options_group extends NHP_Options{	
	
	/**
	 * Field Constructor.
	 *
	 * Required - must call the parent constructor, then assign field and value to vars, and obviously call the render field function
	 *
	 * @since NHP_Options 1.0
	*/
	function __construct($field = array(), $value ='', $parent){
		
		parent::__construct($parent->sections, $parent->args, $parent->extra_tabs);
        $this->parent = $parent;
		$this->field = $field;
		$this->value = $value;
		//$this->render();
		
	}//function
	
	
	
	/**
	 * Field Render Function.
	 *
	 * Takes the vars and outputs the HTML for the field in the settings
	 *
	 * @since NHP_Options 1.0
	*/
	function render(){
        if (empty($this->value) || !is_array($this->value)) {
            $this->value = array(
                array(
                    'group_title' => __('New', 'schema' ).' '.$this->field['groupname'],
                    'group_sort' => '0',
                )
            );
        }
        $groups = $this->value;
           
		$class = (isset($this->field['class']))?'class="'.$this->field['class'].' ':'';
		
        echo '<div class="nhpoptions-group">';
        echo '<input type="hidden" class="nhp-opts-dummy-group-count" id="nhp-opts-dummy-' . $this->field['id'] . '-count" name="nhp-opts-dummy-' . $this->field['id'] . '-count" value="' . count($groups) . '" />';
        echo '<div id="nhp-opts-groups-accordion">';

        // Create dummy content for the adding new ones
        echo '<div class="nhp-opts-groups-accordion-group nhp-opts-dummy" style="display:none" id="nhp-opts-dummy-' . $this->field['id'] . '"><h3><span class="nhp-opts-groups-header">' . __("New ", 'schema') . $this->field['groupname'] . '</span></h3>';
        echo '<div>';//according content open
            
        echo '<table style="margin-top: 0;" class="nhp-opts-groups-accordion nhp-opts-group form-table no-border">';    
        echo '<fieldset><input type="hidden" id="' . $this->field['id'] . '_group-title" data-name="' . $this->parent->args['opt_name'] . '[' . $this->field['id'] . '][@][group_title]" value="" class="regular-text group-title" /></fieldset>';
        echo '<input type="hidden" class="group-sort" data-name="' . $this->parent->args['opt_name'] . '[' . $this->field['id'] . '][@][group_sort]" id="' . $this->field['id'] . '-group_sort" value="" />';
        
        $the_id = $this->field['id'];
        $x = 0;
        $field_is_title = true;
            foreach ($this->field['subfields'] as $field) {
                //we will enqueue all CSS/JS for sub fields if it wasn't enqueued
                $this->enqueue_dependencies($field['type']);

                echo '<tr><td>';
                if(isset($field['class']))
                    $field['class'] .= " group";
                else
                    $field['class'] = " group";

                if (!empty($field['title']))
                    echo '<h4>' . $field['title'] . '</h4>';
                    
                if (!empty($field['sub_desc']))
                    echo '<span class="description">' . $field['sub_desc'] . '</span>';
                
                $value = empty($this->options[$field['id']][0]) ? "" : $this->options[$field['id']][0];

                ob_start();
                $val = $this->_field_input($field, $the_id, $x);

                $content = ob_get_contents();

                //adding sorting number to the name of each fields in group
                $name = $this->parent->args['opt_name'] . '[' . $field['id'] . ']';
                $content = str_replace($name,$this->parent->args['opt_name'] . '[' . $this->field['id'] . '][@]['.$field['id'].']', $content);
                // remove the name property. asigned by the controller, create new data-name property for js
                $content = str_replace('name=', 'data-name=', $content);

                if(($field['type'] === "text") && ($field_is_title)) {
                    //$content = str_replace('>', 'data-title="true" />', $content);
                    $content = str_replace('value=""', 'value="'.( isset( $field['value'] ) ? $field['value'] : '' ).'"', $content);
                    $field_is_title = false;
                }

                //we should add $sort to id to fix problem with select field
                $content = str_replace(' id="'.$field['id'].'-select"', ' id="'.$field['id'].'-select-'.'dummy'.'"', $content);

                //add $sort to id to fix problem with radio field
                if ($field['type'] == 'radio') {
                    $content = str_replace('label for="'.$field['id'], 'label for="'.$field['id'].'_dummy', $content);
                    $content = str_replace('type="radio" id="'.$field['id'], 'type="radio" id="'.$field['id'].'_dummy', $content);
                }
                //add $sort to id to fix problem with upload field
                $content = str_replace('type="hidden" id="'.$field['id'].'"', 'type="hidden" id="'.$field['id'].'-dummy-'.$x.'"', $content);
                $content = str_replace('rel-id="'.$field['id'].'"', 'rel-id="'.$field['id'].'-dummy-'.$x.'"', $content);
                
                //$_field = apply_filters('nhp-opts-support-group',$content, $field, 0);
                $_field = $content;
                
                ob_end_clean();
                echo $_field;
                
                echo '</td></tr>';
            }
            echo '</table>';
            echo '<a href="javascript:void(0);" class="button button-secondary nhp-opts-groups-close">' . __('OK', 'schema' ). '</a>';
            echo '<a href="javascript:void(0);" class="button deletion nhp-opts-groups-remove">' . __('Delete', 'schema' ).' '. $this->field['groupname']. '</a>';
            echo '</div></div>';

        // Create real groups
        $x = 0;
        if (empty($groups[0]) || count($groups[0]) > 2) { // check if only default fields are present, don't display that
        foreach ($groups as $k => $group) {
            echo '<div class="nhp-opts-groups-accordion-group"><h3><span class="nhp-opts-groups-header">' . $group['group_title'] . '</span></h3>';
            echo '<div>';//according content open
            
            echo '<table style="margin-top: 0;" class="nhp-opts-groups-accordion nhp-opts-group form-table no-border">';
            
            //echo '<h4>' . __('Group Title', 'schema' ) . '</h4>';
            echo '<fieldset><input type="hidden" id="' . $this->field['id'] . '-group_title_' . $x . '" name="' . $this->parent->args['opt_name'] . '[' . $this->field['id'] . '][' . $x . '][group_title]" value="' . esc_attr($group['group_title']) . '" class="regular-text group-title" /></fieldset>';
            echo '<input type="hidden" class="group-sort" name="' . $this->parent->args['opt_name'] . '[' . $this->field['id'] . '][' . $x . '][group_sort]" id="' . $this->field['id'] . '-group_sort_' . $x . '" value="' . $group['group_sort'] . '" />';
            
            $field_is_title = true;

            foreach ($this->field['subfields'] as $field) {
                //we will enqueue all CSS/JS for sub fields if it wasn't enqueued
                $this->enqueue_dependencies($field['type']);
                
                echo '<tr><td>';
                if(isset($field['class']))
                    $field['class'] .= " group";
                else
                    $field['class'] = " group";

                if (!empty($field['title']))
                    echo '<h4>' . $field['title'] . '</h4>';
                
                if (!empty($field['sub_desc']))
                    echo '<span class="description">' . $field['sub_desc'] . '</span>';
                if (isset($group[$field['id']]) && !empty($group[$field['id']])) {
                        $value = $group[$field['id']];           
                }
                
                $value = empty($value) ? "" : $value;

                ob_start();
                $this->_field_input($field, $the_id, $k);
                //if (isset($this->options[$field['id']]) && !empty($this->options[$field['id']]) && is_array($this->options[$field['id']])) {
                    //    $value = next($this->options[$field['id']]);
                //}

                $content = ob_get_contents();

                //adding sorting number to the name of each fields in group
                $name = $this->parent->args['opt_name'] . '[' . $field['id'] . ']';
                $content = str_replace($name, $this->parent->args['opt_name'] . '[' . $this->field['id'] . ']['.$x.']['.$field['id'].']', $content);

                //we should add $sort to id to fix problem with select field
                $content = str_replace(' id="'.$field['id'].'-select"', ' id="'.$field['id'].'-select-'.$x.'"', $content);

                if ($field['type'] == 'radio') {
                    $content = str_replace('label for="'.$field['id'], 'label for="'.$field['id'].'_'.$x, $content);
                    $content = str_replace('type="radio" id="'.$field['id'], 'type="radio" id="'.$field['id'].'_'.$x, $content);
                }
                
                //add $sort to id to fix problem with upload field
                $content = str_replace('type="hidden" id="'.$field['id'].'"', 'type="hidden" id="'.$field['id'].'-'.$x.'"', $content);
                $content = str_replace('rel-id="'.$field['id'].'"', 'rel-id="'.$field['id'].'-'.$x.'"', $content);
                
                
                if(($field['type'] === "text") && ($field_is_title)) {
                    //$content = str_replace('>', 'data-title="true" />', $content);
                    $content = str_replace('value=""', 'value="'.( isset( $field['value'] ) ? $field['value'] : '' ).'"', $content);
                    $field_is_title = false;
                }
                
                //$_field = apply_filters('nhp-opts-support-group',$content, $field, $x);
                $_field = $content;
                
                ob_end_clean();
                echo $_field;
                
                echo '</td></tr>';
            }
            echo '</table>';
            echo '<a href="javascript:void(0);" class="button button-secondary nhp-opts-groups-close">' . __('OK', 'schema' ). '</a>';
            echo '<a href="javascript:void(0);" class="button deletion nhp-opts-groups-remove">' . __('Delete', 'schema' ).' '.$this->field['groupname']. '</a>';
            echo '</div></div>';
            $x++;
        }
        }
        echo '</div><a href="javascript:void(0);" class="button nhp-opts-groups-add button-secondary" rel-id="' . $this->field['id'] . '-ul" rel-name="' . $this->parent->args['opt_name'] . '[' . $this->field['id'] . '][group_title][]">' . __('Add', 'schema' ) .' '.$this->field['groupname']. '</a><br/>';

        echo '</div>';
            
    }// render function
	
    // From Redux
    // Not sure what this is for
	function support_multi($content, $field, $sort) {
        //convert name
        $name = $this->parent->args['opt_name'] . '[' . $field['id'] . ']';
        $content = str_replace($name, $name . '[' . $sort . ']', $content);
        //we should add $sort to id to fix problem with select field
        $content = str_replace(' id="'.$field['id'].'-select"', ' id="'.$field['id'].'-select-'.$sort.'"', $content);
        return $content;
    }
    
	
	/**
	 * Enqueue Function.
	 *
	 * If this field requires any scripts, or css define this function and register/enqueue the scripts/css
	 *
	 * @since NHP_Options 1.0
	*/
	function enqueue(){
		
        wp_enqueue_style('nhp-opts-field-group-css', NHP_OPTIONS_URL.'fields/group/field_group.css');
        
        wp_enqueue_script('jquery-ui-core');
        wp_enqueue_script('jquery-ui-accordion');
        wp_enqueue_script('jquery-ui-sortable');
        
		wp_enqueue_script(
			'nhp-opts-field-group-js', 
			NHP_OPTIONS_URL.'fields/group/field_group.js', 
			array('jquery', 'jquery-ui-core', 'jquery-ui-accordion', 'jquery-ui-sortable'),
			MTS_THEME_VERSION,
			true
		);

		
	}// enqueue function
	
    function enqueue_dependencies($field_type) {
        $field_class = 'NHP_Options_' . $field_type;

        if (!class_exists($field_class)) {
            //$class_file = apply_filters('nhp-opts-typeclass-load', NHP_Options::$_dir . 'inc/fields/' . $field_type . '/field_' . $field_type . '.php', $field_class);
            $class_file = NHP_OPTIONS_DIR . 'fields/' . $field_type . '/field_' . $field_type . '.php';
            
            if ($class_file) {
                /** @noinspection PhpIncludeInspection */
                require_once($class_file);
            }
        }

        if (class_exists($field_class) && method_exists($field_class, 'enqueue')) {
            $enqueue = new $field_class(array(), '', $this);
            $enqueue->enqueue();
        }
    } // enqueue dependencies function
    
}//class
?>