<?php
namespace Automattic\P2\Themes\P2020\Shared;

use Automattic\P2\Plugins\Core as P2_Core;

/**
 * Global variable for WP core and various plugins to size embeds/images appropriately.
 * https://codex.wordpress.org/Content_Width
 */
global $content_width;
if ( ! isset( $content_width ) ) {
	$content_width = 940;
} /* pixels */

/**
 * Function for wrapping output that have HTML and should not be escaped, for purposes
 * of whitelisting. As suggested in
 * https://github.com/WordPress/WordPress-Coding-Standards/wiki/Whitelisting-code-which-flags-errors#when-to-use
 *
 * @param string $str The string
 *
 * @return string
 */
function html_output( string $str ): string {
	return $str;
}

function get_blog_url( $path = '' ) {
	$url = P2_Core\Navigation\Urls::get_site_url();

	if ( ! empty( $path ) ) {
		$url .= $path;
	}

	return $url;
}

/**
 * Enqueue font styles in custom header admin
 */
function admin_fonts( $hook_suffix ) {
	if ( 'appearance_page_custom-header' !== $hook_suffix ) {
		return;
	}
}
add_action( 'admin_enqueue_scripts', __NAMESPACE__ . '\admin_fonts' );

/**
 * Enqueue reset styles
 */
function reset_scripts() {
	wp_enqueue_style( 'p2020-style-reset', get_stylesheet_directory_uri() . '/style-reset.css', [], '20220224' );
}

/**
 * Enqueue scripts and styles
 */
function scripts() {

	wp_enqueue_style( 'p2020-style', get_stylesheet_uri(), [], '20220224' );
	wp_style_add_data( 'p2020-style', 'rtl', 'replace' );

	wp_enqueue_style( 'p2020-p2editor', get_template_directory_uri() . '/style-p2editor.css', [ 'wp-edit-post', 'p2-core' ], filemtime( __FILE__ ) );
	wp_style_add_data( 'p2020-p2editor', 'rtl', 'replace' );

	wp_enqueue_style( 'grunion.css' );

	// Vendor
	wp_enqueue_script( 'p2020-debounce', get_template_directory_uri() . '/js/vendor/jquery.ba-throttle-debounce.min.js', [], '20200416', true );

	// Main enqueued file
	wp_enqueue_script( 'p2020-js', get_template_directory_uri() . '/js/enqueued-main.js', [ 'jquery', 'o2-enquire', 'wp-escape-html', 'wp-i18n' ], '20210105', true );
	wp_set_script_translations( 'p2020-js', 'p2020', get_template_directory() . '/languages' );

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

	if ( is_singular() && wp_attachment_is_image() ) {
		wp_enqueue_script( 'p2020-keyboard-image-navigation', get_template_directory_uri() . '/js/vendor/keyboard-image-navigation.js', [ 'jquery' ], '20120202', true );
	}

	// This is the P2 modal for upgrades.
	if ( isset( $_GET['show'] ) && 'upgraded' === $_GET['show'] ) {
		wp_enqueue_script( 'p2020-confetti-lib', get_template_directory_uri() . '/js/vendor/confetti.browser.js', [], '20210518', true );
		wp_enqueue_script( 'p2020-confetti', get_template_directory_uri() . '/js/upgrade-plan-confetti.js', [ 'p2020-confetti-lib' ], '20210518', true );
	}
}

// Our reset needs to be loaded before all other styles
add_action( 'wp_enqueue_scripts', __NAMESPACE__ . '\reset_scripts', 9 );

// Our stylesheets need to be loaded after the O2 stylesheets to take priority
add_action( 'wp_enqueue_scripts', __NAMESPACE__ . '\scripts', 11 );

function admin_styles() {
	wp_enqueue_style(
		'p2020-admin-common-style',
		get_stylesheet_directory_uri() . '/admin-common-style.css',
		[],
		'20220224'
	);
	wp_style_add_data( 'p2020-admin-common-style', 'rtl', 'replace' );

	wp_enqueue_style(
		'p2020-admin-non-a8c-p2-style',
		get_stylesheet_directory_uri() . '/admin-non-a8c-p2-style.css',
		[],
		'20220224'
	);
	wp_style_add_data( 'p2020-admin-non-a8c-p2-style', 'rtl', 'replace' );
}
add_action( 'admin_enqueue_scripts', __NAMESPACE__ . '\admin_styles' );

function shared_on_init() {
	/**
	 * Make theme available for translation
	 * Translations can be filed in the /languages/ directory
	 * If you're building a theme based on P2, use a find and replace
	 * to change 'p2020' to the name of your theme in all the template files
	 */
	load_theme_textdomain( 'p2020', get_template_directory() . '/languages' );
}
add_action( 'init', __NAMESPACE__ . '\shared_on_init' );

function disable_social_features() {
	// Disable social media share button
	$sharing_services = get_option( 'sharing-services' );
	if ( ! empty( $sharing_services['visible'] ) ) {
		$sharing_services['visible'] = [];
		update_option( 'sharing-services', $sharing_services );
	}

	// Disable reblog button
	$disabled_reblogs = get_option( 'disabled_reblogs' );
	if ( 1 !== (int) $disabled_reblogs ) {
		update_option( 'disabled_reblogs', 1 );
	}
}
add_action( 'after_setup_theme', __NAMESPACE__ . '\disable_social_features' );

function disable_related_posts() {
	$jetpack_relatedposts = get_option( 'jetpack_relatedposts' );
	// We need to explicitly set it to false to avoid default behavior
	if ( ! isset( $jetpack_relatedposts['enabled'] ) || 0 !== (int) $jetpack_relatedposts['enabled'] ) {
		// Disable related posts
		$jetpack_relatedposts['enabled'] = 0;
		update_option( 'jetpack_relatedposts', $jetpack_relatedposts );

		// Remove related-posts from jetpack active modules
		$jetpack_active_modules = get_option( 'jetpack_active_modules' );
		if ( is_array( $jetpack_active_modules ) ) {
			update_option( 'jetpack_active_modules', array_diff( $jetpack_active_modules, [ 'related-posts' ] ) );
		}
	}
}
add_action( 'after_setup_theme', __NAMESPACE__ . '\disable_related_posts' );

function default_site_icon_url() {
	return get_template_directory_uri() . '/img/logo-p2.svg';
}

// phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.FoundBeforeLastUsed
function use_default_site_icon( $url, $size, $blog_id ) {
	if ( empty( $blog_id ) || get_current_blog_id() === $blog_id ) {
		return default_site_icon_url();
	}

	return $url;
}

function add_site_icon_filter() {
	if ( ! has_site_icon() && apply_filters( 'p2_options_allow_default_site_icon', true ) ) {
		add_filter( 'get_site_icon_url', __NAMESPACE__ . '\use_default_site_icon', 10, 3 );
	}
}
add_action( 'after_setup_theme', __NAMESPACE__ . '\add_site_icon_filter' );

/**
 * Hide menu pages from wp-admin
 */
function hide_pages_from_admin_menu() {
	remove_menu_page( 'paid-upgrades.php' ); // Plans
	remove_menu_page( 'calypso-plugins' ); // Plugins
	remove_submenu_page( 'themes.php', 'themes.php' ); // Appearance -> Themes
}
add_action( 'admin_menu', __NAMESPACE__ . '\hide_pages_from_admin_menu', 40 );

// Disable wp-emoji compat script
remove_action( 'wp_head', 'print_emoji_detection_script', 7 );
remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );

// Do not load unnecessary styles and scripts during embed.
remove_action( 'embed_head', 'print_emoji_detection_script' );
remove_action( 'embed_head', 'wp_print_head_scripts', 20 );
remove_action( 'embed_footer', 'wp_print_footer_scripts', 20 );