<?php

/*
Plugin Name: AJAX Comments Refueled
Plugin URI: https://planetjon.ca/projects/ajax-comments/
Description: Make your comment system fly with a full AJAX implementation of your existing template.
Version: 1.2.1
Requires at least: 4.6
Tested up to: 6.0.2
Requires PHP: 5.4
Author: Jonathan Weatherhead
Author URI: https://planetjon.ca
License: GPL2
License URI: http://www.gnu.org/licenses/gpl-2.0.html
*/

namespace planetjon\wordpress\ajax_comments;

use \WP_Query;

add_action('wp_enqueue_scripts', function () {
	if (is_singular()) {
		wp_dequeue_script('reply-comments');
		wp_enqueue_script('wac-script', plugins_url('scripts.min.js', __FILE__), [], false, true);
		wp_localize_script('wac-script', 'wac_env', [
			'ajaxurl' => admin_url('admin-ajax.php'),
			'pending_msg' => __('Your comment is awaiting moderation.'), // WP string
			'error_msg' => __('Something went wrong. Please try again later.', 'wp-ajax-comments')
		]);
	}
}, 11);

add_filter('comments_template', function ($theme_template) {
	return !wp_doing_ajax() ? plugin_dir_path(__FILE__) . 'comments.php' : $theme_template;
});

add_action('wp_ajax_wac_load_comments', __NAMESPACE__ . '\wac_load_comments');
add_action('wp_ajax_nopriv_wac_load_comments', __NAMESPACE__ . '\wac_load_comments');

function wac_load_comments()
{
	global $post;

	if (!headers_sent()) {
		header('Content-Type: text/html; charset=' . get_option('blog_charset'));
		status_header(200);
	}

	$postID = filter_input(INPUT_GET, 'postID', FILTER_VALIDATE_INT);
	$posts = new WP_Query(['p' => $postID]);
	$GLOBALS['wp_query'] = $posts;

	if (have_posts()) {
		while (have_posts()) {
			the_post();
			comments_template();
		}
	}

	die();
}