<?php
/**
 * Editor Class
 *
 * @package TotalPoll/Classes/Admin/Editor
 * @since   3.0.0
 */
if ( defined( 'ABSPATH' ) === false ) :
	exit;
endif; // Shhh

if ( class_exists( 'TP_Admin_Ajax' ) ) {
	return false;
}

class TP_Admin_Ajax {

	protected $poll = false;
	protected $page = false;

	public function __construct() {
		add_action( 'wp_ajax_totalpoll_hide_welcome', array( $this, 'hide_welcome' ) );
		add_action( 'wp_ajax_totalpoll_hide_php_version', array( $this, 'hide_php_version' ) );
		add_action( 'wp_ajax_totalpoll_hide_pointers', array( $this, 'hide_pointers' ) );
		add_action( 'wp_ajax_totalpoll_browse_statistics', array( $this, 'browse_statistics' ) );
		add_action( 'wp_ajax_totalpoll_browse_logs', array( $this, 'browse_logs' ) );
		add_action( 'wp_ajax_totalpoll_browse_submissions', array( $this, 'browse_submissions' ) );

		$poll_id = empty( $_REQUEST['poll_id'] ) ? false : absint( $_REQUEST['poll_id'] );
		if ( $poll_id && get_post_type( $poll_id ) === 'poll' ):
			$this->poll = TotalPoll::poll( $poll_id );
		endif;

		$this->page = empty( $_REQUEST['page'] ) ? false : absint( $_REQUEST['page'] );

	}

	public function hide_welcome() {
		update_option( 'totalpoll_hide_welcome', true );
		wp_send_json_success();
	}

	public function hide_php_version() {
		update_option( 'totalpoll_hide_php_version', true );
		wp_send_json_success();
	}

	public function hide_pointers() {
		if ( empty( $_REQUEST['type'] ) || $_REQUEST['type'] != 'global' && $_REQUEST['type'] != 'poll' ):
			wp_send_json_error( array( 'message' => __( 'Invalid argument passed', TP_TD ) ) );
		endif;

		update_option( "totalpoll_hide_{$_REQUEST['type']}_pointers", true );
		wp_send_json_success();
	}

	public function browse_statistics() {
		if ( $this->poll === false ):
			wp_send_json_error( array( 'message' => __( 'Invalid argument passed', TP_TD ) ) );
		endif;

		$statistician        = TotalPoll::instance( 'admin/statistics' );
		$statistics          = $statistician->analyze( $this->poll->id(), 200 );
		$analyzed_percentage = $statistician->analyzed_percentage( $this->poll->id() );

		$response = array(
			'continue'   => $analyzed_percentage < 100,
			'percentage' => $analyzed_percentage,
		);

		if ( $analyzed_percentage == 100 ):
			$poll = $this->poll;

			ob_start();
			include TP_PATH . 'includes/admin/editor/browse/statistics-cards.php';
			$response['body'] = ob_get_clean();
		endif;

		wp_send_json_success( $response );
	}

	public function browse_submissions() {
		if ( $this->poll === false || $this->page === false ):
			wp_send_json_error( array( 'message' => __( 'Invalid argument passed', TP_TD ) ) );
		endif;

		wp_send_json_success( $this->paginate_meta( 'submissions', $this->page ) );

	}

	public function browse_logs() {
		if ( $this->poll === false || $this->page === false ):
			wp_send_json_error( array( 'message' => __( 'Invalid argument passed', TP_TD ) ) );
		endif;

		wp_send_json_success( $this->paginate_meta( 'logs', $this->page ) );
	}

	private function paginate_meta( $meta, $page ) {
		$per_page = 10;
		$poll     = $this->poll;

		$meta_pageable = TotalPoll::instance( 'meta-pageable' );
		$count         = $meta_pageable->count( $meta, $this->poll->id() );
		$logs          = $meta_pageable->paginate( $meta, $this->poll->id(), $page, $per_page );
		$response      = array(
			'items'    => array(),
			'first'    => $page === 1,
			'last'     => $page === (int) ceil( $count / $per_page ),
			'previous' => $page === 1 ? 1 : $page - 1,
			'next'     => $page + 1,
		);

		foreach ( $logs as $item ):
			ob_start();
			include TP_PATH . "includes/admin/editor/browse/{$meta}-item.php";
			$response['items'][] = ob_get_clean();
		endforeach;

		return $response;
	}

}