<?php
/**
 * Clients section widget.
 */


if( ! class_exists('Prasoon_Clients_Section_Widget')) :
 
class Prasoon_Clients_Section_Widget extends WP_Widget {

    var $defaults;

	/**
	 * Register widget with WordPress.
	 */
	function __construct() {
		parent::__construct(
			'pr_clients_section_widget', // Base ID
			__( 'Prasoon: Clients Section', 'prasoon' ), // Name
			array( 'description' => __( 'Adds Clients section. Section id : clients', 'prasoon' ), ) // Args
		);

        $this->defaults = array(
            'number' => '7',
            'color' => '#fdfdfd',
            'headingcolor' => '#555555',
            'subheadingcolor' => '#555555',
        );

        add_action( 'admin_enqueue_scripts', function ( $hook_suffix ) {
            if ( ! in_array( $hook_suffix, array( 'widgets.php', 'customize.php' ) ) ) return;
            wp_enqueue_script( 'wp-color-picker' ); wp_enqueue_style( 'wp-color-picker' );
        }) ;
	}

	/**
	 * Front-end display of widget.
	 *
	 * @see WP_Widget::widget()
	 *
	 * @param array $args     Widget arguments.
	 * @param array $instance Saved values from database.
	 */
	public function widget( $args, $instance ) {
	extract( $args );
    extract( wp_parse_args( $instance, $this->defaults ) ); 

    $heading    = ! empty( $instance['heading'] ) ? $instance['heading'] : '';
    $subheading = ! empty( $instance['subheading'] ) ? $instance['subheading'] : '';
    $number   =  ! empty( $instance['number'] ) ? $instance['number'] : $this->defaults['number'];
    $color   =  ! empty( $instance['color'] ) ? $instance['color'] : $this->defaults['color'];    
    $headingcolor   =  ! empty( $instance['headingcolor'] ) ? $instance['headingcolor'] : $this->defaults['headingcolor'];    
    $subheadingcolor   =  ! empty( $instance['subheadingcolor'] ) ? $instance['subheadingcolor'] : $this->defaults['subheadingcolor'];

	?>


    <section id="clients" style="background:<?php echo $color; ?>;">
        <div class="section-inner">
            <div class="container">
                <div class="clients-section">
                    <div class="row">
                        <div class="title wow fadeInUp" data-wow-duration="2s" data-wow-delay="1s">
                            <div class="col-md-12">
                                <h3 style="color:<?php echo $headingcolor; ?>"><?php echo $heading; ?></h3>
                                <p style="color:<?php echo $subheadingcolor; ?>"><?php echo $subheading; ?></p>
                            </div>
                        </div>
                    </div>
                    <div class="row">
                        <div class="clients-inner wow fadeInUp" data-wow-duration="2s" data-wow-delay="1.5s">
                            <div id="clients-show" class="owl-carousel owl-theme owl-loaded owl-drag">
                                <?php
                                    for( $i=1; $i<=$number; $i++ ) {
                                        $image    = ! empty( $instance['image'.$i] ) ? $instance['image'.$i] : '';
                                        if(!empty($image)){
                                            ?>                                             
                                                <div class="owl-item">
                                                    <div class="item">
                                                        <div class="responsive-container">
                                                            <div class="img-ar">
                                                            </div>
                                                            <div class="img-container">
                                                                <img src="<?php echo esc_url($image); ?>" alt="<?php echo esc_attr(basename($image)); ?>" />
                                                            </div>
                                                        </div>
                                                    </div>
                                                </div>    
                                            <?php
                                        }                                        
                                    }
                                ?>                                
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </section>
	
	<?php

	}

	/**
	 * Back-end widget form.
	 *
	 * @see WP_Widget::form()
	 *
	 * @param array $instance Previously saved values from database.
	 */
	public function form( $instance ) {

    extract( wp_parse_args( $instance, $this->defaults ) );

	$heading    = ! empty( $instance['heading'] ) ? $instance['heading'] : '';
    $subheading = ! empty( $instance['subheading'] ) ? $instance['subheading'] : '';    
    $number   =  ! empty( $instance['number'] ) ? $instance['number'] : $this->defaults['number']; 
    $color   =  ! empty( $instance['color'] ) ? $instance['color'] : $this->defaults['color']; 
    $headingcolor   =  ! empty( $instance['headingcolor'] ) ? $instance['headingcolor'] : $this->defaults['headingcolor'];    
    $subheadingcolor   =  ! empty( $instance['subheadingcolor'] ) ? $instance['subheadingcolor'] : $this->defaults['subheadingcolor'];    

    ?>

    <script>
        jQuery(document).ready(function($) {
            $('#widgets-right .color, .inactive-sidebar .color').wpColorPicker({change: _.throttle( function () { $(this).trigger('change'); }, 1000, {leading: false} )});
            // Executes wpColorPicker function after AJAX is fired on saving the widget
            $(document).ajaxComplete(function() {
                $('#widgets-right .color, .inactive-sidebar .color').wpColorPicker({change: _.throttle( function () { $(this).trigger('change'); }, 1000, {leading: false} )});
            });        
        });
    </script>

    <p>
        <label for="<?php echo $this->get_field_id('heading'); ?>"><?php _e('Heading:','prasoon'); ?></label>
        <input class="widefat" id="<?php echo $this->get_field_id('heading'); ?>" name="<?php echo $this->get_field_name('heading'); ?>" type="text" value="<?php echo $heading; ?>" />
    </p>
		<p>
        <label for="<?php echo $this->get_field_id('subheading'); ?>"><?php _e('Sub heading:','prasoon'); ?></label>
        <input class="widefat" id="<?php echo $this->get_field_id('subheading'); ?>" name="<?php echo $this->get_field_name('subheading'); ?>" type="text" value="<?php echo $subheading; ?>" />
    </p>

    <br/>
    <label><strong><?php _e('Add Clients:','prasoon'); ?></strong></label><br/>
    <p>
        <label for="<?php echo $this->get_field_id('nop'); ?>"><?php _e('Number of Clients:','prasoon'); ?></label>
        <input class="widefat" id="<?php echo $this->get_field_id('number'); ?>" name="<?php echo $this->get_field_name('number'); ?>" type="text" value="<?php echo $number; ?>" />
    </p>

    <div class="widget-block">
        <?php 
            for( $i = 1; $i <= $number; $i++ ) {
                $image    = ! empty( $instance['image'.$i] ) ? $instance['image'.$i] : '';
                ?>
                    <div class="widget-block-box">
                        <div class="widget-block-head"><a href="#"><?php _e('Client', 'prasoon');echo $i; ?></a><span class="widget-plus">+</span><span class="widget-minus">-</span></div>
                        <div class="widget-block-content">
                            <div>
                                <label for="<?php echo $this->get_field_id( 'image'.$i ); ?>"><?php _e('Image URL', 'prasoon'); ?>:</label>
                                <input type="text" id="<?php echo $this->get_field_id( 'image'.$i ); ?>" name="<?php echo $this->get_field_name( 'image'.$i ); ?>" value="<?php echo esc_url($image); ?>" class="pr-img-field"/>
                                <a href="#" class="pr-img-select-image-btn button"><?php _e('Select image', 'prasoon'); ?></a>
                            </div>
                        </div>
                    </div>
                <?php
            }
        ?>
    </div> 

    <h3><?php _e('Color Settings:','prasoon'); ?></h3>
    <div class="widget-block">        
        <div class="widget-block-box">
            <div class="widget-block-head"><a href="#"><?php _e('Color Settings','prasoon'); ?> </a><span class="widget-plus">+</span><span class="widget-minus">-</span></div>
            <div class="widget-block-content">
                <h3><?php _e('Background Color:','prasoon'); ?></h3>
                <p>
                    <input class="color" type="text" value="<?php echo $color; ?>" id="<?php echo $this->get_field_id( 'color' ); ?>" name="<?php echo $this->get_field_name( 'color' ); ?>" />
                </p>               

                <h3><?php _e('Heading Color:','prasoon'); ?></h3>
                <p>
                    <input class="color" type="text" value="<?php echo $headingcolor; ?>" id="<?php echo $this->get_field_id( 'headingcolor' ); ?>" name="<?php echo $this->get_field_name( 'headingcolor' ); ?>" />
                </p>

                <h3><?php _e('Sub Heading Color:','prasoon'); ?></h3>
                <p>
                    <input class="color" type="text" value="<?php echo $subheadingcolor; ?>" id="<?php echo $this->get_field_id( 'subheadingcolor' ); ?>" name="<?php echo $this->get_field_name( 'subheadingcolor' ); ?>" />
                </p> 

            </div>
        </div> 
    </div>    
   
    <?php
	}

	/**
	 * Sanitize widget form values as they are saved.
	 *
	 * @see WP_Widget::update()
	 *
	 * @param array $new_instance Values just sent to be saved.
	 * @param array $old_instance Previously saved values from database.
	 *
	 * @return array Updated safe values to be saved.
	 */
	public function update( $new_instance, $old_instance ) {
		$instance = $old_instance;
        $instance['heading'] = wp_filter_post_kses($new_instance['heading']);
        $instance['subheading'] = wp_filter_post_kses($new_instance['subheading']);	
        $instance['number']   = absint($new_instance['number']);	
        $instance['color'] = sanitize_hex_color($new_instance['color']);

        for( $i=1; $i<=$instance['number']; $i++ ) { 
            $instance['image'.$i]  = strip_tags( $new_instance['image'.$i] );
        }

        $instance['headingcolor'] = sanitize_hex_color($new_instance['headingcolor']);
        $instance['subheadingcolor'] = sanitize_hex_color($new_instance['subheadingcolor']);

        return $instance;
	}    

}
endif;



if( ! function_exists('register_prasoon_clients_section_widget')) :
// register widget
function register_prasoon_clients_section_widget() {
    register_widget( 'Prasoon_Clients_Section_Widget' );
}
endif;


add_action( 'widgets_init', 'register_prasoon_clients_section_widget' );