class My_Custom_Control_Class extends WP_Customize_Control {

        public $type    =   'my-custom-control';

/*
        public function slide_args( $args ) {

            $attachment =   get_post( $id );

            $image          =   $attachment->guid;
            $url            =   get_post_meta( $id, 'rtslider_link', true );
            $cta            =   get_post_meta( $id, 'cta_button', true );
            $title          =   $attachment->post_title;
            $description    =   $attachment->post_content;

            return $args;
        }
*/

        public function render_content() {
            ?>
            <div class="slider-container">
                <?php if ( $this->label) { ?>
                    <span class="customize-control-title"><?php echo esc_html($this->label); ?></span>
                <?php } ?>

                <?php if($this->description){ ?>
                    <span class="description customize-control-description">
                        <?php echo wp_kses_post($this->description); ?>
                    </span>
                <?php } ?>

                <div class="slide_thumbs">

                        <?php

                                $ids    =   explode( ',', $this->value() );
                                foreach ( $ids as $attachment_id ) {
                                    if ($attachment_id  != '' ) :

                                        $edit_fields    =   get_attachment_fields_to_edit( get_post( $attachment_id ) );

                                        $img = wp_get_attachment_image_src( $attachment_id, 'large' ); ?>
                                        <div class="slide-image">
                                            <img src=" <?php echo esc_url( $img[0] ); ?> " data-id=" <?php echo $attachment_id ?> ">
                                            <div class="slide-title">
                                                <h3>
                                                    <?php echo $edit_fields['post_title']['label']; ?>
                                                </h3>
                                                <?php echo $edit_fields['post_title']['html']; ?>
                                            </div>
                                            <div class="slide-description">
                                                <h3>
                                                    <?php echo $edit_fields['post_content']['label']; ?>
                                                </h3>
                                                <?php echo $edit_fields['post_content']['html']; ?>
                                            </div>
                                            <div class="slide-url">
                                                <h3>
                                                    <?php echo $edit_fields['rtslider_link']['label']; ?>
                                                </h3>
                                                <?php echo $edit_fields['rtslider_link']['html']; ?>
                                            </div>
                                            <div class="slide-url">
                                                <h3>
                                                    <?php echo $edit_fields['cta_button']['label']; ?>
                                                </h3>
                                                <?php echo $edit_fields['cta_button']['html']; ?>
                                            </div>


                                            <button type="button" class="button remove_slide_button">Remove Slide</button>
                                        </div>
                                    <?php endif;
                                }
                        ?>

                    </div>

                    <button type="button" class="button button-primary add_slide_button">Add Slide</button>
                    <button type="button" class="button button-primary reset_slide_button">Reset</button>

                    <input type="hidden" class="slide_values" <?php echo esc_attr($this->link()) ?> value="<?php echo esc_attr( $this->value() ); ?>">
            </div>
            <?php
        }
    }