<?php
/**
 * CookieBanner Reports Table Class
 *
 *
 */

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

// Load WP_List_Table if not loaded
if ( ! class_exists( 'WP_List_Table' ) ) {
	require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
}

class cmplz_CookieBanner_Table extends WP_List_Table {

	/**
	 * Number of items per page
	 *
	 * @var int
	 * @since 1.5
	 */
	public $per_page = 50;

	/**
	 * Number of customers found
	 *
	 * @var int
	 * @since 1.7
	 */
	public $count = 0;

	/**
	 * Total customers
	 *
	 * @var int
	 * @since 1.95
	 */
	public $total = 0;

	/**
	 * The arguments for the data set
	 *
	 * @var array
	 * @since  2.6
	 */
	public $args = array();

	/**
	 * If true, only one banner is shown, without the "default" column
	 *
	 * @var bool
	 */

	private $ab_testing_enabled = false;

	/**
	 * Get things started
	 *
	 * @since 1.5
	 * @see   WP_List_Table::__construct()
	 */


	public function __construct() {
		global $status, $page;

		// Set parent defaults
		parent::__construct( array(
			'singular' => __( 'Cookiebanner', 'complianz-gdpr' ),
			'plural'   => __( 'Cookiebanners', 'complianz-gdpr' ),
			'ajax'     => false,
		) );

		//if ab testing is not enabled, show only the default.
		$this->ab_testing_enabled = cmplz_ab_testing_enabled();

	}

	/**
	 * Show the search field
	 *
	 * @param string $text     Label for the search box
	 * @param string $input_id ID of the search box
	 *
	 * @return void
	 * @since 1.7
	 *
	 */

	public function search_box( $text, $input_id ) {
		$input_id = $input_id . '-search-input';
		$status   = $this->get_status();
		if ( ! empty( $_REQUEST['orderby'] ) ) {
			echo '<input type="hidden" name="orderby" value="'
			     . esc_attr( $_REQUEST['orderby'] ) . '" />';
		}
		if ( ! empty( $_REQUEST['order'] ) ) {
			echo '<input type="hidden" name="order" value="'
			     . esc_attr( $_REQUEST['order'] ) . '" />';
		}


		if ( $this->ab_testing_enabled ) { ?>

			<p class="search-box">
				<label class="screen-reader-text"
				       for="<?php echo esc_attr($input_id) ?>"><?php echo esc_html($text); ?>
					:</label>
				<select name="status">
					<option value="active" <?php if ( $status === 'active' )
						echo "selected" ?>><?php _e( 'Active cookiebanners',
							'complianz-gdpr' ) ?></option>
					<option value="archived" <?php if ( $status === 'archived' )
						echo "selected" ?>><?php _e( 'Archived cookiebanners',
							'complianz-gdpr' ) ?></option>
				</select>
				<?php submit_button( esc_html($text), 'button', false, false,
					array( 'ID' => 'search-submit' ) ); ?>
			</p>
			<?php
		}
	}

	/**
	 * Gets the name of the primary column.
	 *
	 * @return string Name of the primary column.
	 * @since  2.5
	 * @access protected
	 *
	 */
	protected function get_primary_column_name() {
		return __( 'name', 'complianz-gdpr' );
	}

	/**
	 * This function renders most of the columns in the list table.
	 *
	 * @param array  $item        Contains all the data of the customers
	 * @param string $column_name The name of the column
	 *
	 * @return string Column Name
	 * @since 1.5
	 *
	 */
	public function column_default( $item, $column_name ) {
		$value        = '';
		$banner       = new CMPLZ_COOKIEBANNER( $item['ID'] );
		$banner_count = count( cmplz_get_cookiebanners() );
		if ( $column_name === 'request_date' ) {
			$value = date_i18n( get_option( 'date_format' ),
				strtotime( $item['request_date'] ) );
		} elseif ( $column_name === 'best_performer' ) {
			/**
			 * After the best performer is enabled, we should not check the best performing variation anymore: these data will not be valid, as settings will be cleared.
			 *
			 * */
			if ( ( COMPLIANZ::$statistics->best_performer_enabled()
			       || ( $this->ab_testing_enabled )
			          && COMPLIANZ::$statistics->best_performing_cookiebanner()
			             === $item['ID'] )
			) {
				$value = cmplz_icon('check', 'success');
			}
		} elseif ( $column_name === 'default-banner' ) {
			if ( $banner->default ) {
				$value = cmplz_icon('check', 'success');
			}
		} elseif ( $column_name === 'archive' ) {
			if ( $banner->archived ) {
				$value
					= '<button type="button" class="button cmplz-restore-cookiebanner" data-banner_id="'
					  . $item['ID'] . '">' . __( 'Restore', 'complianz-gdpr' )
					  . '</button>';
			} elseif ( $banner_count > 1 ) {
				$value
					= '<button type="button" class="button cmplz-archive-cookiebanner" data-banner_id="'
					  . $item['ID'] . '">' . __( 'Archive', 'complianz-gdpr' )
					  . '</button>';
			}
		} else {
			$value = $banner->conversion_percentage( $column_name ) . '%';
		}

		return apply_filters( 'cmplz_cookiebanner_column_' . $column_name,
			$value, $item['ID'] );
	}

	/**
	 * Set name of column
	 * @param $item
	 *
	 * @return string
	 */

	public function column_name( $item ) {
		$name = ! empty( $item['name'] ) ? $item['name']
			: '<em>' . __( 'Unnamed cookie banner', 'complianz-gdpr' )
			  . '</em>';
		$name = apply_filters( 'cmplz_cookiebanner_name', $name );

		$actions = array(
			'edit'   => '<a href="'
			            . admin_url( 'admin.php?page=cmplz-cookiebanner&id=' . $item['ID'] ) . '">' . __( 'Edit', 'complianz-gdpr' ) . '</a>',
			'delete' => '<a class="cmplz-delete-banner" data-id="' . $item['ID']
			            . '" href="#">' . __( 'Delete', 'complianz-gdpr' )
			            . '</a>',
			'duplicate' => '<a class="cmplz-duplicate-banner" data-id="' . $item['ID']
						. '" href="#">' . __( 'Duplicate', 'complianz-gdpr' )
						. '</a>',
			'export' => '<a class="cmplz-export-banner" data-id="' . $item['ID']
			            . '" href="'.add_query_arg( array( 'page'=>'cmplz-cookiebanner','action' => 'cmplz_export_settings', 'export_type' => 'cookiebanner', 'id'=> intval($item['ID'])), admin_url( 'admin.php') ).'">' . __( 'Export', 'complianz-gdpr' )
			            . '</a>',
		);

		$banner_count = count( cmplz_get_cookiebanners() );
		if ( !$this->ab_testing_enabled || $banner_count == 1 ) {
			unset( $actions['delete'] );
		}
		if ( !$this->ab_testing_enabled ) {
			unset( $actions['duplicate'] );
		}

		return $name . $this->row_actions( $actions );
	}


	/**
	 * Retrieve the table columns
	 *
	 * @return array $columns Array of all the list table columns
	 * @since 1.5
	 */
	public function get_columns() {
		$columns = array(
			'name' => __( 'Name', 'complianz-gdpr' ),
		);

		if ( $this->ab_testing_enabled ) {
			$columns['best_performer'] = __( 'Best performer',
				'complianz-gdpr' );
			$columns['default-banner'] = __( 'Default', 'complianz-gdpr' );
		}

		if ( $this->ab_testing_enabled ) {
			$consenttypes = cmplz_get_used_consenttypes();
			foreach ( $consenttypes as $consenttype ) {
				$columns[ $consenttype ]
					= cmplz_consenttype_nicename( $consenttype ) . ' '
					  . __( 'conversion', 'complianz-gdpr' );
			}
		}

		if ( $this->ab_testing_enabled ) {
			$columns['archive'] = __( 'Archive', 'complianz-gdpr' );
		}

		return apply_filters( 'cmplz_report_customer_columns', $columns );

	}

	/**
	 * Get the sortable columns
	 *
	 * @return array Array of all the sortable columns
	 * @since 2.1
	 */
	public function get_sortable_columns() {
		$columns = array(
			'name' => array( 'name', true ),
		);

		return $columns;
	}

	/**
	 * Outputs the reporting views
	 *
	 * @return void
	 * @since 1.5
	 */
	public function bulk_actions( $which = '' ) {
		// These aren't really bulk actions but this outputs the markup in the right place
	}

	/**
	 * Retrieve the current page number
	 *
	 * @return int Current page number
	 * @since 1.5
	 */
	public function get_paged() {
		return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
	}


	/**
	 * Retrieve the current status
	 *
	 * @return int Current status
	 * @since 2.1.7
	 */
	public function get_status() {
		return isset( $_GET['status'] ) ? sanitize_title( $_GET['status'] )
			: 'active';
	}

	/**
	 * Retrieves the search query string
	 *
	 * @return mixed string If search is present, false otherwise
	 * @since 1.7
	 */
	public function get_search() {
		return ! empty( $_GET['s'] ) ? urldecode( trim( $_GET['s'] ) ) : false;
	}

	/**
	 * Build all the reports data
	 *
	 * @return array $reports_data All the data for customer reports
	 * @global object $wpdb Used to query the database using the WordPress
	 *                      Database API
	 * @since 1.5
	 */
	public function reports_data() {

		if ( ! cmplz_user_can_manage() ) {
			return array();
		}

		$data    = array();
		$paged   = $this->get_paged();
		$offset  = $this->per_page * ( $paged - 1 );
		$search  = $this->get_search();
		$status  = $this->get_status();
		$order   = isset( $_GET['order'] )
			? sanitize_text_field( $_GET['order'] ) : 'DESC';
		$orderby = isset( $_GET['orderby'] )
			? sanitize_text_field( $_GET['orderby'] ) : 'id';

		$args = array(
			'number'  => $this->per_page,
			'offset'  => $offset,
			'order'   => $order,
			'orderby' => $orderby,
			'status'  => $status,
		);

		$args['name'] = $search;

		if ( !$this->ab_testing_enabled ) {
			$args['default'] = true;
		}
		$this->args = $args;
		$banners    = cmplz_get_cookiebanners( $args );
		if ( $banners ) {

			foreach ( $banners as $banner ) {
				$data[] = array(
					'ID'   => $banner->ID,
					'name' => $banner->title,
					'EU'   => '',
				);
			}
		}

		return $data;
	}


	public function prepare_items() {

		$columns  = $this->get_columns();
		$hidden   = array(); // No hidden columns
		$sortable = $this->get_sortable_columns();
		$this->_column_headers = array( $columns, $hidden, $sortable );
		$this->items = $this->reports_data();
		$this->total = $this->ab_testing_enabled ? count( cmplz_get_cookiebanners() ) : 1;

		// Add condition to be sure we don't divide by zero.
		// If $this->per_page is 0, then set total pages to 1.
		$total_pages = $this->per_page ? ceil( (int) $this->total
		                                       / (int) $this->per_page ) : 1;

		$this->set_pagination_args( array(
			'total_items' => $this->total,
			'per_page'    => $this->per_page,
			'total_pages' => $total_pages,
		) );
	}
}
