<?php
/**
 * Question class
 *
 * @package   AnsPress
 * @author    Rahul Aryan <support@anspress.io>
 * @license   GPL-3.0+
 * @link      https://anspress.io/
 * @copyright 2014 Rahul Aryan
 */

// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
	die;
}


if ( ! function_exists('ap_get_questions' ) ) {
	function ap_get_questions($args = array()) {

		if ( is_front_page() ) {
			$paged = (isset( $_GET['ap_paged'] )) ? (int) $_GET['ap_paged'] : 1;
		} else {
			$paged = (get_query_var( 'paged' )) ? get_query_var( 'paged' ) : 1;
		}

		if ( ! isset( $args['post_parent'] ) ) {
			$args['post_parent'] = (get_query_var( 'parent' )) ? get_query_var( 'parent' ) : false;
		}

		$args = wp_parse_args( $args, array(
			'showposts' => ap_opt( 'question_per_page' ),
			'paged' => $paged,
			'ap_query' => 'featured_post',
		));

		return new Question_Query( $args );
	}
}


/**
 * Get an question by ID.
 *
 * @param  integer $question_id Question ID.
 * @return Question_Query
 * @since 2.1
 */
function ap_get_question( $question_id ) {
	$args = array( 'p' => $question_id, 'ap_query' => 'single_question' );

	if ( ap_user_can_view_future_post( $question_id ) ) {
		$args['post_status'][] = 'future';
	}

	if ( ap_user_can_view_private_post( $question_id ) ) {
		$args['post_status'][] = 'private_post';
	}

	if ( ap_user_can_view_moderate_post( $question_id ) ) {
		$args['post_status'][] = 'moderate';
	}

	return new Question_Query( $args );
}

/**
 * output questions page pagination
 * @return string pagination html tag
 */
function ap_questions_the_pagination() {
	global $questions;
	ap_pagination( false, $questions->max_num_pages );
}