<?php
/**
 * Extend Visual Composer vc_row, add video attachment control
 */

if (!class_exists('nK_AWB_VC_Extend')) :
    class nK_AWB_VC_Extend {
        /**
         * The single class instance.
         */
        private static $_instance = null;

        /**
         * Main Instance
         * Ensures only one instance of this class exists in memory at any one time.
         */
        public static function instance() {
            if ( is_null( self::$_instance ) ) {
                self::$_instance = new self();
                self::$_instance->init_options();
                self::$_instance->init_hooks();
            }

            return self::$_instance;
        }

        public function __construct() {
            /* We do nothing here! */
        }

        public function init_options () {
            // add VC control
            if (function_exists('vc_add_shortcode_param')) {
                // attach video
                vc_add_shortcode_param('awb_attach_video', array($this, 'vc_control_awb_attach_video'), nk_awb()->plugin_url . 'assets/admin/vc_extend/vc-awb-attach-video.js');

                // heading
                vc_add_shortcode_param('awb_heading', array($this, 'vc_control_awb_heading'));
            }
        }

        public function init_hooks () {
            add_filter('vc_shortcode_output', array($this, 'vc_shortcode_output_filter'), 10, 3);
            add_action('admin_init', array($this, 'vc_shortcode_extend_prepare'));
            add_action('admin_init', array($this, 'vc_shortcode_remove_params'));
            add_action('admin_enqueue_scripts', array($this, 'admin_enqueue_scripts'));
        }

        public function admin_enqueue_scripts ($page) {
            if ($page == "post.php" || $page == "post-new.php") {
                wp_enqueue_media();
                wp_enqueue_style('nk-awb-vc-attach-file', nk_awb()->plugin_url . 'assets/admin/vc_extend/vc-awb-attach-video.css');
                wp_enqueue_style('nk-awb-vc-heading', nk_awb()->plugin_url . 'assets/admin/vc_extend/vc-awb-heading.css');
                wp_enqueue_style('nk-awb-vc-icon', nk_awb()->plugin_url . 'assets/admin/vc_extend/vc-awb-icon.css');
                wp_enqueue_script('nk-awb-vc-frontend', nk_awb()->plugin_url . 'assets/admin/vc_extend/vc-awb-frontend.js', array('jquery'));
            }
        }

        /**
         * Add VC attach_video control
         */
        public function vc_control_awb_attach_video ($settings, $value) {
            if ($value && is_numeric($value)) {
                $value = wp_get_attachment_url($value);
                if (!$value) {
                    $value = '';
                }
            }

            return '<div class="awb_attach_video">
                        <input name="' . esc_attr($settings['param_name']) . '" class="wpb_vc_param_value ' . esc_attr($settings['param_name']) . ' ' . esc_attr($settings['type']) . '_field" type="hidden" value="' . esc_attr($value) . '" />
                   </div>
                   <input type="button" class="awb_attach_video_btn ' . ($value ? 'awb_attach_video_btn_selected' : '') . ' button" data-select-title="' . esc_attr__('Select File', 'awb') . '" data-remove-title="' . esc_attr__('&times;', 'awb') . '" value="' . ($value ? esc_attr__('&times;', 'awb') : esc_attr__('Select File', 'awb')) . '">
                   <small class="awb_attach_video_label">' . esc_html(basename($value)) . '</small>';
        }
        /**
         * Add VC awb_heading control
         */
        public function vc_control_awb_heading ($settings, $value) {
            return '<input name="' . esc_attr($settings['param_name']) . '" class="wpb_vc_param_value ' . esc_attr($settings['param_name']) . ' ' . esc_attr($settings['type']) . '_field" type="hidden" value="" />
                    <div class="wpb_element_label awb_heading">' . esc_html($settings['title']) . '</div>';
        }

        /**
         * Get Available Image Sizes + full
         */
        static function getImageSizes () {
            $sizes = get_intermediate_image_sizes();
            array_unshift($sizes, 'full');
            return $sizes;
        }

        /**
         * Filter for vc_row output
         */
        public function vc_shortcode_output_filter ($output, $obj, $attr) {
            if ($obj->settings('base') == 'vc_row') {
                $attr['awb_after_vc_row'] = 'true';
                $output .= nk_awb()->shortcode()->get_shortcode_out($attr, '');
            } else if ($obj->settings('base') == 'vc_column') {
                $attr['awb_after_vc_column'] = 'true';
                $output .= nk_awb()->shortcode()->get_shortcode_out($attr, '');
            }
            return $output;
        }

        /**
         * Remove default vc_row params for backgrounds and parallax
         */
        public function vc_shortcode_remove_params () {
            if (!function_exists('vc_remove_param')) {
                return;
            }

            //        vc_remove_param('vc_row', 'parallax');
            //        vc_remove_param('vc_row', 'parallax_image');
            //        vc_remove_param('vc_row', 'parallax_speed_bg');
            //        vc_remove_param('vc_row', 'video_bg');
            //        vc_remove_param('vc_row', 'video_bg_url');
            //        vc_remove_param('vc_row', 'video_bg_parallax');
            //        vc_remove_param('vc_row', 'parallax_speed_video');
        }

        /**
         * Prepare VC Extend
         */
        public function vc_shortcode_extend_prepare () {
            // add new tab in vc_row
            $this->vc_shortcode_extend_params('vc_row', esc_html__('Background [AWB]', 'awb'));

            // add new tab in vc_column
            $this->vc_shortcode_extend_params('vc_column', esc_html__('Background [AWB]', 'awb'));

            // add new shortcode nk_awb
            if (function_exists('vc_map')) {
                $shortcode_name = 'nk_awb';
                $shortcode_group = esc_html__('General', 'awb');
                vc_map(array(
                    'name'              => esc_html__('Advanced WordPress Backgrounds', 'awb'),
                    'base'              => $shortcode_name,
                    'controls'          => 'full',
                    'icon'              => 'nk-awb-icon',
                    'is_container'      => true,
                    'js_view'           => 'VcColumnView',
                    'params'            => array()
                ));
                $this->vc_shortcode_extend_params($shortcode_name, $shortcode_group);

                if (function_exists('vc_add_param')) {
                    vc_add_param($shortcode_name, array(
                        "type"        => "awb_heading",
                        "param_name"  => "awb_heading__awb_custom_classes",
                        "title"       => esc_html__("Custom Classes", 'awb'),
                        "group"       => $shortcode_group
                    ));
                    vc_add_param($shortcode_name, array(
                        "type"        => "textfield",
                        "param_name"  => "awb_class",
                        "heading"     => "",
                        "group"       => $shortcode_group
                    ));
                    vc_add_param($shortcode_name, array(
                        "type"        => "css_editor",
                        'heading'     => esc_html__('CSS', 'awb'),
                        "param_name"  => "vc_css",
                        'group'       => esc_html__('Design Options', 'awb')
                    ));
                }
            }
        }

        /**
         * Extend vc_row params
         */
        public function vc_shortcode_extend_params ($element, $group_name) {
            if(!function_exists('vc_add_param')) {
                return;
            }

            vc_add_param($element, array(
                "type"        => "dropdown",
                "param_name"  => "awb_type",
                "heading"     => esc_html__( "Background Type", 'awb' ),
                "value"       => array(
                    esc_html__( "None", 'awb' )             => "",
                    esc_html__( "Color", 'awb' )            => "color",
                    esc_html__( "Image", 'awb' )            => "image",
                    esc_html__( "YouTube / Vimeo", 'awb' )  => "yt_vm_video",
                    esc_html__( "Local Video", 'awb' )      => "video",
                ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-6 vc_column-with-padding",
                "admin_label" => true,
            ));

            // stretch
            vc_add_param($element, array(
                "type"        => "checkbox",
                "param_name"  => "awb_stretch",
                "heading"     => esc_html__( "Stretch", 'awb' ),
                'value'       => array( '' => true ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-6",
                "dependency" => array(
                    "element"    => "awb_type",
                    "not_empty"  => true
                ),
            ));

            // Image
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_image",
                "title"       => esc_html__("Image", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("image")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_poster_image",
                "title"       => esc_html__("Poster Image", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("yt_vm_video", "video")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "attach_image",
                "param_name"  => "awb_image",
                "heading"     => "",
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-6",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("image", "yt_vm_video", "video")
                )
            ));
            vc_add_param($element, array(
                "type"        => "dropdown",
                "param_name"  => "awb_image_size",
                "heading"     => esc_html__( "Size", 'awb' ),
                "group"       => $group_name,
                "std"         => "full",
                "value"       => self::getImageSizes(),
                "edit_field_class" => "vc_col-sm-6",
                "dependency" => array(
                    "element"    => "awb_image",
                    "not_empty"  => true
                )
            ));

            // Video Youtube / Vimeo
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_yt_vm_video",
                "title"       => esc_html__("Youtube / Vimeo", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("yt_vm_video")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "textfield",
                "param_name"  => "awb_video",
                "heading"     => "",
                "description" => esc_html__( "Supported YouTube and Vimeo URLs", 'awb' ),
                "group"       => $group_name,
                "value"       => "https://vimeo.com/110138539",
                "save_always" => true,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("yt_vm_video")
                )
            ));

            // Local Video
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_video",
                "title"       => esc_html__("Video", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("video")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "awb_attach_video",
                "param_name"  => "awb_video_mp4",
                "heading"     => esc_html__( "MP4", 'awb' ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("video")
                )
            ));
            vc_add_param($element, array(
                "type"        => "awb_attach_video",
                "param_name"  => "awb_video_webm",
                "heading"     => esc_html__( "WEBM", 'awb' ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("video")
                )
            ));
            vc_add_param($element, array(
                "type"        => "awb_attach_video",
                "param_name"  => "awb_video_ogv",
                "heading"     => esc_html__( "OGV", 'awb' ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("video")
                )
            ));

            // Video Start / End Time
            vc_add_param($element, array(
                "type"        => "textfield",
                "param_name"  => "awb_video_start_time",
                "heading"     => esc_html__( "Start Time", 'awb' ),
                "description" => esc_html__( "Start time in seconds when video will be started (this value will be applied also after loop)", 'awb' ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-6",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("yt_vm_video", "video")
                )
            ));
            vc_add_param($element, array(
                "type"        => "textfield",
                "param_name"  => "awb_video_end_time",
                "heading"     => esc_html__( "End Time", 'awb' ),
                "description" => esc_html__( "End time in seconds when video will be ended", 'awb' ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-6",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("yt_vm_video", "video")
                )
            ));

            // Color
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_color",
                "title"       => esc_html__("Color", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("color")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_color_overlay",
                "title"       => esc_html__("Overlay Color", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("image", "yt_vm_video", "video")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "colorpicker",
                "param_name"  => "awb_color",
                "heading"     => "",
                "value"       => '',
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "not_empty"  => true
                )
            ));

            // Parallax
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_parallax",
                "title"       => esc_html__("Parallax", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("image", "yt_vm_video", "video")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "dropdown",
                "param_name"  => "awb_parallax",
                "heading"     => esc_html__( "Type", 'awb' ),
                "value"       => array(
                    esc_html__( "Disabled", 'awb' )          => "",
                    esc_html__( "Scroll", 'awb' )           => "scroll",
                    esc_html__( "Scale", 'awb' )            => "scale",
                    esc_html__( "Opacity", 'awb' )          => "opacity",
                    esc_html__( "Opacity + Scroll", 'awb' ) => "scroll-opacity",
                    esc_html__( "Opacity + Scale", 'awb' )  => "scale-opacity",
                ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("image", "yt_vm_video", "video")
                ),
                "admin_label" => true,
            ));
            vc_add_param($element, array(
                "type"        => "textfield",
                "param_name"  => "awb_parallax_speed",
                "heading"     => esc_html__( "Speed", 'awb' ),
                "description" => esc_html__( "Provide number from -1.0 to 2.0", 'awb' ),
                "value"       => 0.5,
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_parallax",
                    "not_empty"  => true
                )
            ));
            vc_add_param($element, array(
                "type"        => "checkbox",
                "param_name"  => "awb_parallax_mobile",
                "heading"     => esc_html__( "Enable on Mobile Devices", 'awb' ),
                'value'       => array( '' => true ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_parallax",
                    "not_empty"  => true
                )
            ));

            // Mouse Parallax
            vc_add_param($element, array(
                "type"        => "awb_heading",
                "param_name"  => "awb_heading__awb_mouse_parallax",
                "title"       => esc_html__("Mouse Parallax", 'awb'),
                "group"       => $group_name,
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("image", "yt_vm_video", "video")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "checkbox",
                "param_name"  => "awb_mouse_parallax",
                "heading"     => esc_html__( "Enable", 'awb' ),
                'value'       => array( '' => true ),
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_type",
                    "value"      => array("image", "yt_vm_video", "video")
                ),
            ));
            vc_add_param($element, array(
                "type"        => "textfield",
                "param_name"  => "awb_mouse_parallax_size",
                "heading"     => esc_html__( "Size", 'awb' ),
                "description" => esc_html__( "pixels", 'awb' ),
                'value'       => 30,
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_mouse_parallax",
                    'not_empty'  => true
                ),
            ));
            vc_add_param($element, array(
                "type"        => "textfield",
                "param_name"  => "awb_mouse_parallax_speed",
                "heading"     => esc_html__( "Speed", 'awb' ),
                "description" => esc_html__( "milliseconds", 'awb' ),
                'value'       => 10000,
                "group"       => $group_name,
                "edit_field_class" => "vc_col-sm-4",
                "dependency" => array(
                    "element"    => "awb_mouse_parallax",
                    'not_empty'  => true
                ),
            ));
        }
    }
endif;

// extend vc controls for nk_awb shortcode
if (class_exists('WPBakeryShortCodesContainer')) {
    class WPBakeryShortCode_nk_awb extends WPBakeryShortCodesContainer {

    }
}