<?php
/**
 * List Table API: YITH_WCFM_Commissions_List_Table class
 *
 * @author YITH <plugins@yithemes.com>
 */

if ( ! class_exists( 'YITH_WCFM_Commissions_List_Table' ) ) {

	/**
	 * Core class used to implement displaying posts in a list table.
	 *
	 * @since  3.1.0
	 * @access private
	 *
	 * @see    WP_List_Table
	 * @see    WP_Posts_List_Table
	 */
	class YITH_WCFM_Commissions_List_Table extends YITH_WCMV_Commissions_List_Table {
		/**
		 * @var int Total items
		 */
		public $total_items = 0;

		/**
		 * @var YITH_Frontend_Manager_Section Product section object
		 */
		public $section_obj = null;

		/**
		 * @var string section uri
		 */
		public $section_uri = null;

		/**
		 * Constructor.
		 *
		 * @since 3.1.0
		 * @access public
		 *
		 * @see WP_List_Table::__construct() for more information on default arguments.
		 *
		 * @global WP_Post_Type $post_type_object
		 * @global wpdb         $wpdb
		 *
		 * @param array $args An associative array of arguments.
		 */
		public function __construct( $args = array() ) {
			$this->section_obj = $args['section_obj'];
			$this->section_uri = $this->section_obj->get_url();

			/* === Parent Construct === */
			parent::__construct( $args );
		}

		/**
		 * Display the pagination.
		 *
		 * @since 3.1.0
		 * @access protected
		 *
		 * @param string $which
		 */
		protected function pagination( $which ) {
			if ( empty( $this->_pagination_args ) ) {
				return;
			}

			$total_items = $this->_pagination_args['total_items'];
			$total_pages = $this->_pagination_args['total_pages'];
			$infinite_scroll = false;
			if ( isset( $this->_pagination_args['infinite_scroll'] ) ) {
				$infinite_scroll = $this->_pagination_args['infinite_scroll'];
			}

			if ( 'top' === $which && $total_pages > 1 ) {
				$this->screen->render_screen_reader_content( 'heading_pagination' );
			}

			$output = '<span class="displaying-num">' . sprintf( _n( '%s item', '%s items', $total_items ), number_format_i18n( $total_items ) ) . '</span>';

			$current = $this->get_pagenum();
			$removable_query_args = wp_removable_query_args();

			$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );

			$current_url = remove_query_arg( $removable_query_args, $current_url );

			$page_links = array();

			$total_pages_before = '<span class="paging-input">';
			$total_pages_after  = '</span></span>';

			$disable_first = $disable_last = $disable_prev = $disable_next = false;

			if ( $current == 1 ) {
				$disable_first = true;
				$disable_prev = true;
			}
			if ( $current == 2 ) {
				$disable_first = true;
			}
			if ( $current == $total_pages ) {
				$disable_last = true;
				$disable_next = true;
			}
			if ( $current == $total_pages - 1 ) {
				$disable_last = true;
			}

			if ( $disable_first ) {
				$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">&laquo;</span>';
			} else {
				$page_links[] = sprintf( "<a class='first-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
					esc_url( remove_query_arg( 'pages', $current_url ) ),
					__( 'First page' ),
					'&laquo;'
				);
			}

			if ( $disable_prev ) {
				$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">&lsaquo;</span>';
			} else {
				$page_links[] = sprintf( "<a class='prev-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
					esc_url( add_query_arg( 'pages', max( 1, $current-1 ), $current_url ) ),
					__( 'Previous page' ),
					'&lsaquo;'
				);
			}

			if ( 'bottom' === $which ) {
				$html_current_page  = $current;
				$total_pages_before = '<span class="screen-reader-text">' . __( 'Current Page' ) . '</span><span id="table-paging" class="paging-input"><span class="tablenav-paging-text">';
			} else {
				$html_current_page = sprintf( "%s<input class='current-page' id='current-page-selector' type='text' name='pages' value='%s' size='%d' aria-describedby='table-paging' /><span class='tablenav-paging-text'>",
					'<label for="current-page-selector" class="screen-reader-text">' . __( 'Current Page' ) . '</label>',
					$current,
					strlen( $total_pages )
				);
			}
			$html_total_pages = sprintf( "<span class='total-pages'>%s</span>", number_format_i18n( $total_pages ) );
			$page_links[] = $total_pages_before . sprintf( _x( '%1$s of %2$s', 'paging' ), $html_current_page, $html_total_pages ) . $total_pages_after;

			if ( $disable_next ) {
				$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">&rsaquo;</span>';
			} else {
				$page_links[] = sprintf( "<a class='next-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
					esc_url( add_query_arg( 'pages', min( $total_pages, $current+1 ), $current_url ) ),
					__( 'Next page' ),
					'&rsaquo;'
				);
			}

			if ( $disable_last ) {
				$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">&raquo;</span>';
			} else {
				$page_links[] = sprintf( "<a class='last-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
					esc_url( add_query_arg( 'pages', $total_pages, $current_url ) ),
					__( 'Last page' ),
					'&raquo;'
				);
			}

			$pagination_links_class = 'pagination-links';
			if ( ! empty( $infinite_scroll ) ) {
				$pagination_links_class = ' hide-if-js';
			}
			$output .= "\n<span class='$pagination_links_class'>" . join( "\n", $page_links ) . '</span>';

			if ( $total_pages ) {
				$page_class = $total_pages < 2 ? ' one-page' : '';
			} else {
				$page_class = ' no-pages';
			}
			$this->_pagination = "<div class='tablenav-pages{$page_class}'>$output</div>";

			echo $this->_pagination;
		}

		/**
		 * Get the current page number
		 *
		 * @since 3.1.0
		 * @access public
		 *
		 * @return int
		 */
		public function get_pagenum() {
			$pagenum = isset( $_REQUEST['pages'] ) ? absint( $_REQUEST['pages'] ) : 0;

			if ( isset( $this->_pagination_args['total_pages'] ) && $pagenum > $this->_pagination_args['total_pages'] ){
                $pagenum = $this->_pagination_args['total_pages'];
            }

			return max( 1, $pagenum );
		}

		/**
		 * Get a list of CSS classes for the WP_List_Table table tag.
		 *
		 * @since 3.1.0
		 * @access protected
		 *
		 * @return array List of CSS classes for the table tag.
		 */
		protected function get_table_classes() {
			return apply_filters( 'yith_wcfm_product_table_classes', array( 'widefat', 'striped', $this->_args['plural'], 'yith-wcfm-products' ) );
		}

	}
}
