<?php
/**
 *    function.php
 *    Function of the theme are listed in this file.
 * ------------------------------------------------------------------------------------------
 * 1 - Define Constant
 * ------------------------------------------------------------------------------------------
 */

if (!defined('COLOSSEUM_THEMEROOT')) {
	define('COLOSSEUM_THEMEROOT', get_template_directory());
}
if (!defined('COLOSSEUM_BASE_URL')) {
	if (get_template_directory_uri() === get_stylesheet_directory_uri()) {
		define('COLOSSEUM_BASE_URL', get_stylesheet_directory_uri());
	} else {
		define('COLOSSEUM_BASE_URL', get_template_directory_uri());
	}
}
if (!defined('COLOSSEUM_FUNCTIONS_PATH')) {
	define('COLOSSEUM_FUNCTIONS_PATH', COLOSSEUM_THEMEROOT . '/functions/');
}
if (!defined('COLOSSEUM_CSS_PATH')) {
	define('COLOSSEUM_CSS_PATH', COLOSSEUM_BASE_URL . '/dist/css/');
}
if (!defined('COLOSSEUM_JS_PATH')) {
	define('COLOSSEUM_JS_PATH', COLOSSEUM_BASE_URL . '/dist/js/');
}
if (!defined('COLOSSEUM_IMG_PATH')) {
	define('COLOSSEUM_IMG_PATH', COLOSSEUM_BASE_URL . '/dist/img/');
}

if (!isset($content_width)) {
	$content_width = 1200;
}

/**
 * ------------------------------------------------------------------------------------------
 * 2 - Apadana Function Setup
 * ------------------------------------------------------------------------------------------
 */

if (!function_exists('apadana_setup')) {

	/**
	 * Sets up theme defaults and registers support for various WordPress features.
	 *
	 * Note that this function is hooked into the after_setup_theme hook, which
	 * runs before the init hook. The init hook is too late for some features, such
	 * as indicating support for post thumbnails.
	 */
	function apadana_setup()
	{

		/*
         * Make theme available for translation.
         * Translations can be filed in the /languages/ directory.
         * If you're building a theme based on Apadana Theme, use a find and replace
         * to change 'apadana' to the name of your theme in all the template files
         */
		load_theme_textdomain('apadana', get_template_directory() . '/languages');

		// Add default posts and comments RSS feed links to head.
		add_theme_support('automatic-feed-links');

		/*
         * Let WordPress manage the document title.
         */
		add_theme_support('title-tag');

		// This theme uses wp_nav_menu() in one location.
		register_nav_menus(array(
			'primary' => esc_html__('Primary Menu', 'apadana'),
			'footer' => esc_html__('Footer Menu', 'apadana'),
		));

		/*
         * Switch default core markup for search form, comment form, and comments
         * to output valid HTML5.
         */
		add_theme_support('html5', array(
			'search-form',
			'comment-form',
			'comment-list',
			'gallery',
			'caption',
		));

		/**
		 * Enable support for Post Thumbnails, and declare two sizes.
		 */
		add_theme_support('post-thumbnails');

		/*
         * Enable support for Post Formats.
         */
		add_theme_support('post-formats', array(
			'aside',
			'image',
			'video',
			'quote',
			'link',
			'gallery',
			'audio',
		));

		$google_fonts = new apadana_custom_style();
		add_editor_style(array(COLOSSEUM_CSS_PATH . 'style.css', $google_fonts->google_font_url()));

	}
}
add_action('after_setup_theme', 'apadana_setup');

/**
 *------------------------------------------------------------------------------------------
 * 3 Add required script files ( css / Js and etc )
 * ------------------------------------------------------------------------------------------
 */

if (!function_exists('apadana_scripts')) {
	function apadana_scripts()
	{
		/**
		 * Add the css files of Apadana
		 */
		$main_style_type = get_theme_mod('apadana_option_main_style');
		if (!empty($main_style_type)) {
			switch (get_theme_mod('apadana_option_main_style')) {
				case('2'):
					wp_enqueue_style('apadana-main-style-file', COLOSSEUM_CSS_PATH . 'style-light.css');
					break;
				case('3'):
					wp_enqueue_style('apadana-main-style-file', COLOSSEUM_CSS_PATH . 'style-1.css');
					break;
				default:
					wp_enqueue_style('apadana-main-style-file', COLOSSEUM_CSS_PATH . 'style.css');
					break;
			}
		} else {
			wp_enqueue_style('apadana-main-style-file', COLOSSEUM_CSS_PATH . 'style.css');
		}

		/**
		 * Add the JS files of Apadana
		 */
		wp_enqueue_script("apadana-helper-js", COLOSSEUM_JS_PATH . 'helper.js', array('jquery'), get_bloginfo('version'), true);
		wp_enqueue_script("apadana-template-js", COLOSSEUM_JS_PATH . 'app.js', array('jquery'), get_bloginfo('version'), true);


		if (is_singular()) {
			wp_enqueue_script("comment-reply");
		}

		$option_js_code = '';
		$sticky_header_status = get_theme_mod('apadana_option_sticky_header');
		if (!empty($sticky_header_status)) {
			$option_js_code .= '
						var mainHeader = jQuery("#main-header");
						jQuery(window).on(\'scroll\', function () {
							jQuery(document).scrollTop() > 30 ? mainHeader.addClass("sticky") : mainHeader.removeClass("sticky");
						});
					';
		}
		if (!empty($option_js_code)) {
			wp_add_inline_script('apadana-template-js', $option_js_code);
		}

		$font_obj = new apadana_custom_style();
		$font_obj->add_style();

	}
}
add_action('wp_enqueue_scripts', 'apadana_scripts');


/**
 * ------------------------------------------------------------------------------------------
 * 4 - Pagination function
 * ------------------------------------------------------------------------------------------
 */

include(COLOSSEUM_FUNCTIONS_PATH . 'pagination.php');

/**
 * ------------------------------------------------------------------------------------------
 * 5 - Breadcrumb function
 * ------------------------------------------------------------------------------------------
 */

include(COLOSSEUM_FUNCTIONS_PATH . 'breadcrumb.php');

/**
 * ------------------------------------------------------------------------------------------
 * 6 - Register SideBars
 * ------------------------------------------------------------------------------------------
 */

if (!function_exists('apadana_register_sidebar')) {
	function apadana_register_sidebar()
	{
		register_sidebar(array(
			'name' => esc_html__('Main Widget area', 'apadana'),
			'id' => 'main-side-bar',
			'description' => esc_html__('Appears to the right side of the blog page.', 'apadana'),
			'before_widget' => '<div id="%1$s" class="widget %2$s">',
			'after_widget' => '</div>',
			'before_title' => '<h3 class="side-title">',
			'after_title' => '</h3>',
		));
		register_sidebar(array(
			'name' => esc_html__('Top Footer Widget area', 'apadana'),
			'id' => 'top-footer',
			'description' => esc_html__('Appears in top of the website footer.', 'apadana'),
			'before_widget' => '<div id="%1$s" class="widget col-sm-6 col-md-3 %2$s">',
			'after_widget' => '</div>',
			'before_title' => '<h4 class="title">',
			'after_title' => '</h4>',
		));
	}
}
add_action('widgets_init', 'apadana_register_sidebar');

/**
 * ------------------------------------------------------------------------------------------
 * 7 - Load post_types in the menu section
 * ------------------------------------------------------------------------------------------
 */

include(COLOSSEUM_FUNCTIONS_PATH . 'post-type-in-menu.php');

/**
 * ------------------------------------------------------------------------------------------
 * 9 - Determine whether blog/site has more than one category.
 * @return bool True of there is more than one category, false otherwise.
 * ------------------------------------------------------------------------------------------
 */

function apadana_categorized_blog()
{
	if (false === ($all_the_cool_cats = get_transient('apadana_categories'))) {
		// Create an array of all the categories that are attached to posts.
		$all_the_cool_cats = get_categories(array(
			'fields' => 'ids',
			'hide_empty' => 1,

			// We only need to know if there is more than one category.
			'number' => 2,
		));

		// Count the number of categories that are attached to the posts.
		$all_the_cool_cats = count($all_the_cool_cats);

		set_transient('apadana_categories', $all_the_cool_cats);
	}

	if ($all_the_cool_cats > 1) {
		// This blog has more than 1 category so apadana_categorized_blog should return true.
		return true;
	} else {
		// This blog has only 1 category so apadana_categorized_blog should return false.
		return false;
	}
}

/**
 * ------------------------------------------------------------------------------------------
 * 10 - Post Meta function
 * ------------------------------------------------------------------------------------------
 */

include(COLOSSEUM_FUNCTIONS_PATH . 'post-meta.php');

/**
 * ------------------------------------------------------------------------------------------
 * 11 - Limit the search result for Posts
 * ------------------------------------------------------------------------------------------
 */

if (!function_exists('apadana_search_filter')) {
	function apadana_search_filter($query)
	{
		$page_in_search = get_theme_mod('apadana_option_search_in_page');
		if (empty($page_in_search) && !is_admin()) {
			if ($query->is_search) {
				$query->set('post_type', 'post');
			}

			return $query;
		}
		return $query;
	}
}
add_filter('pre_get_posts', 'apadana_search_filter');

/**
 * ------------------------------------------------------------------------------------------
 * 12 - Excerpt setting of blog
 * ------------------------------------------------------------------------------------------
 */

include(COLOSSEUM_FUNCTIONS_PATH . 'excerpt-setting.php');

/**
 * ------------------------------------------------------------------------------------------
 * 13 - Link Posts links
 * ------------------------------------------------------------------------------------------
 */
if (!function_exists('apadana_get_link_url')) {
	function apadana_get_link_url()
	{
		$has_url = get_url_in_content(get_the_content());

		return $has_url ? $has_url : apply_filters('the_permalink', get_permalink());
	}
}

/**
 * ------------------------------------------------------------------------------------------
 * 14 - Breadcrumb background function
 * It will be generated the background image of breadcrumb
 * ------------------------------------------------------------------------------------------
 */

include(COLOSSEUM_FUNCTIONS_PATH . 'set-breadcrumb-bg.php');

/**
 * ------------------------------------------------------------------------------------------
 * 15 - Return the post URL
 * @return string The Link format URL.
 * ------------------------------------------------------------------------------------------
 * @see get_url_in_content()
 */

if (!function_exists('apadana_get_link_url')) :
	function apadana_get_link_url()
	{
		$has_url = get_url_in_content(get_the_content());

		return $has_url ? $has_url : apply_filters('the_permalink', get_permalink());
	}
endif;

/**
 * ------------------------------------------------------------------------------------------
 *  17 - Customizer required codes
 * ------------------------------------------------------------------------------------------
 */

include(COLOSSEUM_FUNCTIONS_PATH . 'customizer.php');

/**
 * ------------------------------------------------------------------------------------------
 *  18 - Sanitize the inputs
 * ------------------------------------------------------------------------------------------
 */
include(COLOSSEUM_FUNCTIONS_PATH . 'sanitize.php');

/**
 * ------------------------------------------------------------------------------------------
 *  19 - Customize the Login Page of WordPress
 * ------------------------------------------------------------------------------------------
 */
include(COLOSSEUM_FUNCTIONS_PATH . 'login.class.php');

/**
 * ------------------------------------------------------------------------------------------
 * 20 - Custom Style
 * ------------------------------------------------------------------------------------------
 */
include(COLOSSEUM_FUNCTIONS_PATH . 'custom-style.class.php');