<?php

/**
 * Blog Build functions and definitions
 *
 * @link https://developer.wordpress.org/themes/basics/theme-functions/
 *
 * @package Blog_Build
 */


$blog_build_theme = wp_get_theme();
$blog_build_text_domain = $blog_build_theme->get('TextDomain');

if (!defined('BLOG_BUILD_VERSION')) {
	define('BLOG_BUILD_VERSION', $blog_build_theme->get('Version'));
}

/**
 * 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 blog_build_setup()
{
	/*
		* Make theme available for translation.
		* Translations can be filed in the /languages/ directory.
		* If you're building a theme based on Blog Build, use a find and replace
		* to change 'blog-build' to the name of your theme in all the template files.
		*/
	load_theme_textdomain('blog-build', 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.
		* By adding theme support, we declare that this theme does not use a
		* hard-coded <title> tag in the document head, and expect WordPress to
		* provide it for us.
		*/
	add_theme_support('title-tag');

	/*
		* Enable support for Post Thumbnails on posts and pages.
		*
		* @link https://developer.wordpress.org/themes/functionality/featured-images-post-thumbnails/
		*/
	add_theme_support('post-thumbnails');

	// This theme uses wp_nav_menu() in one location.
	register_nav_menus(
		array(
			'main-menu' => esc_html__('Main Menu', 'blog-build'),
		)
	);

	/*
		* 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',
			'style',
			'script',
		)
	);

	// Set up the WordPress core custom background feature.
	add_theme_support(
		'custom-background',
		apply_filters(
			'blog_build_custom_background_args',
			array(
				'default-color' => 'ffffff',
				'default-image' => '',
			)
		)
	);

	// Add theme support for selective refresh for widgets.
	add_theme_support('customize-selective-refresh-widgets');

	/**
	 * Add support for core custom logo.
	 *
	 * @link https://codex.wordpress.org/Theme_Logo
	 */
	add_theme_support(
		'custom-logo',
		array(
			'height'      => 250,
			'width'       => 250,
			'flex-width'  => true,
			'flex-height' => true,
		)
	);
}
add_action('after_setup_theme', 'blog_build_setup');

/**
 * Set the content width in pixels, based on the theme's design and stylesheet.
 *
 * Priority 0 to make it available to lower priority callbacks.
 *
 * @global int $content_width
 */
function blog_build_content_width()
{
	$GLOBALS['content_width'] = apply_filters('blog_build_content_width', 640);
}
add_action('after_setup_theme', 'blog_build_content_width', 0);

/**
 * Register widget area.
 *
 * @link https://developer.wordpress.org/themes/functionality/sidebars/#registering-a-sidebar
 */
function blog_build_widgets_init()
{
	register_sidebar(
		array(
			'name'          => esc_html__('Sidebar', 'blog-build'),
			'id'            => 'sidebar-1',
			'description'   => esc_html__('Add widgets here.', 'blog-build'),
			'before_widget' => '<section id="%1$s" class="widget %2$s">',
			'after_widget'  => '</section>',
			'before_title'  => '<h2 class="widget-title">',
			'after_title'   => '</h2>',
		)
	);
}
add_action('widgets_init', 'blog_build_widgets_init');

/**
 * Register custom fonts with enhanced support.
 * Uses Google Fonts API v2 with font-display and better performance.
 */
function blog_build_fonts_url()
{
	$fonts_url = '';

	// Get font families from customizer or use defaults
	$body_font = get_theme_mod('blog_build_body_font', 'Oxygen');
	$heading_font = get_theme_mod('blog_build_heading_font', 'Encode Sans Condensed');

	$font_families = array();

	// Body font with weights
	if ($body_font && $body_font !== 'default') {
		$font_families[] = $body_font . ':ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500;1,600;1,700';
	}

	// Heading font with weights
	if ($heading_font && $heading_font !== 'default' && $heading_font !== $body_font) {
		$font_families[] = $heading_font . ':ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,500;1,600;1,700;1,800;1,900';
	}

	// If no fonts selected, use defaults
	if (empty($font_families)) {
		$font_families[] = 'Oxygen:ital,wght@0,300;0,400;0,700;1,300;1,400;1,700';
		$font_families[] = 'Encode+Sans+Condensed:ital,wght@0,400;0,700;1,400;1,700';
	}

	// Build Google Fonts API v2 URL
	$query_args = array(
		'family' => implode('&family=', $font_families),
		'display' => 'swap', // Improved performance with font-display swap
		'subset' => 'latin,latin-ext,arabic,hebrew,cyrillic,cyrillic-ext', // Enhanced character set support including RTL languages
	);

	$fonts_url = add_query_arg($query_args, 'https://fonts.googleapis.com/css2');

	return esc_url_raw($fonts_url);
}

/**
 * Enqueue scripts and styles.
 */
function blog_build_scripts()
{
	wp_enqueue_style('blog-build-google-font', blog_build_fonts_url(), array(), null);
	wp_enqueue_style('bootstrap.min', get_template_directory_uri() . '/assets/css/bootstrap.css', array(), '5.3.5');
	wp_enqueue_style('blog-build-default-style', get_template_directory_uri() . '/assets/css/default-style.css', array(), BLOG_BUILD_VERSION);
	wp_enqueue_style('blog-build-main-style', get_template_directory_uri() . '/assets/css/main.css', array(), BLOG_BUILD_VERSION);
	wp_enqueue_style('blog-build-style', get_stylesheet_uri(), array(), BLOG_BUILD_VERSION);
	wp_enqueue_style('blog-build-responsive-style', get_template_directory_uri() . '/assets/css/responsive.css', array(), BLOG_BUILD_VERSION);

	// RTL support
	if (is_rtl()) {
		wp_enqueue_style('blog-build-rtl', get_template_directory_uri() . '/rtl.css', array('blog-build-style'), BLOG_BUILD_VERSION);
	}

	wp_enqueue_script('bootstrap.min', get_template_directory_uri() . '/assets/js/bootstrap.js', array(), '5.3.5', true);
	wp_enqueue_script('blog-build-mobile-menu', get_template_directory_uri() . '/assets/js/mobile-menu.js', array(), BLOG_BUILD_VERSION, true);
	wp_enqueue_script('blog-build-scripts', get_template_directory_uri() . '/assets/js/scripts.js', array(), BLOG_BUILD_VERSION, true);


	if (is_singular() && comments_open() && get_option('thread_comments')) {
		wp_enqueue_script('comment-reply');
	}

	// Enqueue back to top script
	if (get_theme_mod('blog_build_show_back_to_top', 1)) {
		wp_enqueue_script('blog-build-back-to-top', get_template_directory_uri() . '/assets/js/back-to-top.js', array(), BLOG_BUILD_VERSION, true);
	}
}
add_action('wp_enqueue_scripts', 'blog_build_scripts');

/**
 * Implement theme default blocks style support.
 */
require get_template_directory() . '/inc/blocks-support.php';

/**
 * Implement SVG icons.
 */
require get_template_directory() . '/inc/svg-icons.php';

/**
 * Implement SVG icons.
 */
require get_template_directory() . '/inc/inline-styles.php';
/**
 * breadcrumbs
 */
require get_template_directory() . '/inc/breadcrumbs.php';
/**
 * Implement the action feature.
 */
require get_template_directory() . '/inc/theme-actions/header-action.php';

/**
 * Implement the Custom Header feature.
 */
require get_template_directory() . '/inc/custom-header.php';

/**
 * Implement the preloader feature.
 */
require get_template_directory() . '/inc/preloader.php';

/**
 * Custom template tags for this theme.
 */
require get_template_directory() . '/inc/template-tags.php';

/**
 * Functions which enhance the theme by hooking into WordPress.
 */
require get_template_directory() . '/inc/template-functions.php';

/**
 * Customizer additions.
 */
require get_template_directory() . '/inc/customizer.php';
/**
 * Customizer additions.
 */
require get_template_directory() . '/inc/google-fonts.php';

/**
 * Load Jetpack compatibility file.
 */
if (defined('JETPACK__VERSION')) {
	require get_template_directory() . '/inc/jetpack.php';
}
/**
 * Custom excerpt length for Blog Build theme
 * 
 * @param int $length Default excerpt length.
 * @return int Modified excerpt length.
 */
function blog_build_excerpt_length($length)
{
	if ( is_admin() ) return $length;
	$excerpt_length = get_theme_mod('blog_build_excerpt_length', 20);
	return $excerpt_length;
}
add_filter('excerpt_length', 'blog_build_excerpt_length');

/**
 * Remove the default "[...]" or "Read more" text from excerpts
 * 
 * @param string $more The string shown within the more link.
 * @return string Empty string to remove the more text.
 */
function blog_build_excerpt_more($more)
{
	if ( is_admin() ) return $more;
	return '';
}
add_filter('excerpt_more', 'blog_build_excerpt_more');

/**
 * Include admin functionality
 */
require get_template_directory() . '/inc/admin-functions.php';

/**
 * Recommended plugins
 */
require get_template_directory() . '/libs/plugin-recommend/plugin-recommendations.php';