<?php
/**
 * Functions and definitions
 * @package alurra
 * @since 1.0.0
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

// This theme requires WordPress 5.3 or later.
if ( version_compare( $GLOBALS['wp_version'], '5.3', '<' ) ) {
	require get_template_directory() . '/inc/back-compat.php';
}

/* THEME SETUP
   ==================================================== */
// Sets up theme defaults and registers support for various WordPress features.
if ( ! function_exists( 'alurra_setup' ) ) {
	function alurra_setup() {

		// Theme text domain
		load_theme_textdomain( 'alurra', get_template_directory() . '/languages' );

		// Add theme support for various features.
		add_theme_support( 'automatic-feed-links' );
		add_theme_support( 'title-tag' );
		add_theme_support( 'post-thumbnails' );
		add_theme_support( 'customize-selective-refresh-widgets' );	
		add_theme_support( 'align-wide' );
		add_theme_support( 'wp-block-styles' );		
		add_theme_support( 'responsive-embeds' );
		add_theme_support( 'custom-line-height' );
		add_theme_support( 'experimental-link-color' );
		add_theme_support( 'custom-spacing' );
		add_theme_support( 'custom-units' );
		add_theme_support( 'editor-styles' );
		
			// Editor style path
			$editor_stylesheet_path = './assets/css/block-editor.css';
			add_editor_style( array( $editor_stylesheet_path ) );
			
		add_theme_support('html5',	array( 
			'comment-form', 
			'comment-list', 
			'gallery', 
			'caption', 
			'style', 
			'script', 
			'navigation-widgets', 
		));		
		
		add_theme_support( 'custom-logo', array(	
			'height' => 100, 
			'width' => 300, 
			'flex-width' => true, 
			'flex-height' => true, 
			'unlink-homepage-logo' => true, 
		));		
		
		add_theme_support( 'custom-header', array( 
			'width'         => 1920,
			'height'        => 800,
			'flex-height'   => true,
			'flex-width'    => true,
			'header-text'   => false,
			'default-image' => get_template_directory_uri() . '/assets/images/header.jpg',
			'uploads'       => true,
		) );	
		
		// We need to register our image so that we can switch back to it if needed
		register_default_headers( array(
		'hiker' => array(
			'url'           => '%s/assets/images/header.jpg',
			'thumbnail_url' => '%s/assets/images/header-tn.jpg',
			'description'   => esc_html__( 'Hiker', 'alurra' )
		)) );		
		
		// Add Page Excerpt support
		add_post_type_support( 'page', 'excerpt' );
		
		// Thumbnail sizes
			set_post_thumbnail_size( 1360, 9999 );
			add_image_size( 'alrp-thumbnail', 70, 70, true );

		// Register primary menu.
		register_nav_menus(	array(
			'primary' => esc_html__( 'Primary menu', 'alurra' ),
			'footer'  => esc_html__( 'Footer menu', 'alurra' ),
			'top-social'  => esc_html__( 'Top Social menu', 'alurra' ),
			'bottom-social'  => esc_html__( 'Bottom Social menu', 'alurra' ),
		));


		// Add custom editor font sizes.
		add_theme_support(
			'editor-font-sizes',
			array(
				array(
					'name'      => esc_html__( 'Extra small', 'alurra' ),
					'shortName' => esc_html_x( 'XS', 'Font size', 'alurra' ),
					'size'      => 14,
					'slug'      => 'extra-small',
				),
				array(
					'name'      => esc_html__( 'Small', 'alurra' ),
					'shortName' => esc_html_x( 'S', 'Font size', 'alurra' ),
					'size'      => 16,
					'slug'      => 'small',
				),
				array(
					'name'      => esc_html__( 'Normal', 'alurra' ),
					'shortName' => esc_html_x( 'M', 'Font size', 'alurra' ),
					'size'      => 18,
					'slug'      => 'normal',
				),
				array(
					'name'      => esc_html__( 'Large', 'alurra' ),
					'shortName' => esc_html_x( 'L', 'Font size', 'alurra' ),
					'size'      => 24,
					'slug'      => 'large',
				),
				array(
					'name'      => esc_html__( 'Extra large', 'alurra' ),
					'shortName' => esc_html_x( 'XL', 'Font size', 'alurra' ),
					'size'      => 34,
					'slug'      => 'extra-large',
				),
				array(
					'name'      => esc_html__( 'Huge', 'alurra' ),
					'shortName' => esc_html_x( 'XXL', 'Font size', 'alurra' ),
					'size'      => 48,
					'slug'      => 'huge',
				),
				array(
					'name'      => esc_html__( 'Gigantic', 'alurra' ),
					'shortName' => esc_html_x( 'XXXL', 'Font size', 'alurra' ),
					'size'      => 60,
					'slug'      => 'gigantic',
				),
			)
		);

		// Editor color palette.
		$black      = '#000';
		$dark_grey     = '#222';
		$light_grey      = '#f1f1f1';
		$brown    = '#b38a2d';
		$green    = '#a9b87b';
		$light_green = '#e2e2d1';
		$white     = '#ffffff';

		add_theme_support( 'editor-color-palette', array(
				array(
					'name'  => esc_html__( 'Black', 'alurra' ),
					'slug'  => 'black',
					'color' => $black,
				),
				array(
					'name'  => esc_html__( 'Dark grey', 'alurra' ),
					'slug'  => 'dark-grey',
					'color' => $dark_grey,
				),
				array(
					'name'  => esc_html__( 'Light grey', 'alurra' ),
					'slug'  => 'light-grey',
					'color' => $light_grey,
				),
				array(
					'name'  => esc_html__( 'Brown', 'alurra' ),
					'slug'  => 'brown',
					'color' => $brown,
				),					
				array(
					'name'  => esc_html__( 'Green', 'alurra' ),
					'slug'  => 'green',
					'color' => $green,
				),
				array(
					'name'  => esc_html__( 'Light Green', 'alurra' ),
					'slug'  => 'light-green',
					'color' => $light_green,
				),									
				array(
					'name'  => esc_html__( 'White', 'alurra' ),
					'slug'  => 'white',
					'color' => $white,
				),		
			)
		);

		add_theme_support( 'editor-gradient-presets', array(
				array(
					'name'     => esc_html__( 'Green to Light Green', 'alurra' ),
					'gradient' => 'linear-gradient(160deg, ' . $green . ' 0%, ' . $light_green . ' 100%)',
					'slug'     => 'green-to-light-green',
				),
				array(
					'name'     => esc_html__( 'Black to Dark Grey', 'alurra' ),
					'gradient' => 'linear-gradient(160deg, ' . $black . ' 0%, ' . $dark_grey . ' 100%)',
					'slug'     => 'black-to-brown',
				),
				array(
					'name'     => esc_html__( 'Dark Grey to Light Grey', 'alurra' ),
					'gradient' => 'linear-gradient(160deg, ' . $dark_grey . ' 0%, ' . $light_grey . ' 100%)',
					'slug'     => 'dark-grey-to-light-grey',
				),		
				array(
					'name'     => esc_html__( 'Brown to White', 'alurra' ),
					'gradient' => 'linear-gradient(160deg, ' . $brown . ' 0%, ' . $white . ' 100%)',
					'slug'     => 'brown-to-white',
				),				
				array(
					'name'     => esc_html__( 'Light Green to White', 'alurra' ),
					'gradient' => 'linear-gradient(160deg, ' . $light_green . ' 0%, ' . $white . ' 100%)',
					'slug'     => 'light-green-to-white',
				),
			)
		);

	}
}
add_action( 'after_setup_theme', 'alurra_setup' );


/* SET CONTENT WIDTH
   ==================================================== */
$GLOBALS['content_width'] = 1200;

function alurra_content_width() {
	$content_width = $GLOBALS['content_width'];
	// Check if the page has a sidebar.
	if ( is_active_sidebar( 'left-sidebar'  ) || is_active_sidebar( 'right-sidebar' ) || is_active_sidebar( 'blog-sidebar' ) ) {
		$content_width = 800;
	}	
  $GLOBALS['content_width'] = apply_filters( 'alurra_content_width', $content_width );
}
add_action( 'template_redirect', 'alurra_content_width', 0 );


/* SKIP LINK FOCUS
   ====================================================*/
function alurra_skip_link_focus_fix() {

	// If SCRIPT_DEBUG is defined and true, print the unminified file.
	if ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) {
		echo '<script>';
		include get_template_directory() . '/assets/js/skip-link-focus-fix.js';
		echo '</script>';
	}
	?>
	<script>
	/(trident|msie)/i.test(navigator.userAgent)&&document.getElementById&&window.addEventListener&&window.addEventListener("hashchange",(function(){var t,e=location.hash.substring(1);/^[A-z0-9_-]+$/.test(e)&&(t=document.getElementById(e))&&(/^(?:a|select|input|button|textarea)$/i.test(t.tagName)||(t.tabIndex=-1),t.focus())}),!1);
	</script>
	<?php
}
add_action( 'wp_print_footer_scripts', 'alurra_skip_link_focus_fix' );



/* REGISTER STYLESHEETS
   ==================================================== */
if ( ! function_exists( 'alurra_register_styles' ) ) :
	function alurra_register_styles() {

			
		// Block styles - Front-end
		if ( false == esc_attr(get_theme_mod( 'alurra_block_css', false ) ) ) {
			wp_enqueue_style( 'block-styles-css', get_template_directory_uri() . '/assets/css/block-styles.css', array(), null );
		}


		// Bootstrap styles
		wp_enqueue_style( 'bootstrap-reboot', get_template_directory_uri() . '/assets/css/bootstrap-reboot.css', array(), null );
		wp_enqueue_style( 'bootstrap-grid', get_template_directory_uri() . '/assets/css/bootstrap-grid.css', array(), null );
		
		$theme_version = wp_get_theme()->get( 'Version' );
		$css_dependencies = array();	


		// Retrieve and enqueue the URL for Google Fonts
		$google_fonts_url = alurra_fonts_url();

		if ( $google_fonts_url ) {
			wp_register_style( 'alurra-google-fonts', $google_fonts_url, false, null, 'all' );
			$css_dependencies[] = 'alurra-google-fonts';
		}
		
		// Load our theme stylesheet
		wp_enqueue_style( 'alurra-style', get_template_directory_uri() . '/style.css', $css_dependencies, $theme_version );
		
	}
	
endif;
add_action( 'wp_enqueue_scripts', 'alurra_register_styles' );


/* REGISTER SCRIPTS
   ==================================================== */
if ( ! function_exists( 'alurra_register_scripts' ) ) :
	function alurra_register_scripts() {

		// Version
		$theme_version = wp_get_theme( 'alurra' )->get( 'Version' );
		
		// Built-in JS assets
		$js_dependencies = array( 'jquery' );
	
		// Filter the list of dependencies used  with JavaScript enqueues
		$js_dependencies = apply_filters( 'alurra_lite_js_dependencies', $js_dependencies );

		// Skip to link
		wp_enqueue_script( 'alurra-skip-link-focus-fix', get_template_directory_uri() . '/assets/js/skip-link-focus-fix.js', array(), null, true );
		
		// Theme scripts
		$js_dependencies = array( 'jquery' );
		wp_enqueue_script( 'alurra-scripts', get_template_directory_uri() . '/assets/js/theme-scripts.js', $js_dependencies, $theme_version, true );

		// Check Comments
		if ( ( ! is_admin() ) && is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
			wp_enqueue_script( 'comment-reply' );
		}		
	}
	add_action( 'wp_enqueue_scripts', 'alurra_register_scripts' );
endif;


/* EDITOR STYLES FOR THE BLOCK EDITOR
   ==================================================== */
if ( ! function_exists( 'alurra_block_editor_styles' ) ) :
	function alurra_block_editor_styles() {

		$css_dependencies = array();

		// Retrieve and enqueue the URL for Google Fonts
		$google_fonts_url = alurra_fonts_url();

		if ( $google_fonts_url ) {
			wp_register_style( 'alurra_google_fonts', $google_fonts_url, false, 1.0, 'all' );
			$css_dependencies[] = 'alurra_google_fonts';
		}
	
	}
	add_action( 'enqueue_block_editor_assets', 'alurra_block_editor_styles', 1, 1 );
endif;


/* EEDITOR STYLES FOR THE CLASSIC EDITOR
   ==================================================== */
if ( ! function_exists( 'alurra_classic_editor_styles' ) ) :
	function alurra_classic_editor_styles() {

		$classic_editor_styles = array(
			'/css/classic-editor.css',
		);

		// Retrieve the Google Fonts URL and add it as a dependency
		$google_fonts_url = alurra_fonts_url();

		if ( $google_fonts_url ) {
			$classic_editor_styles[] = $google_fonts_url;
		}

		add_editor_style( $classic_editor_styles );

	}
	add_action( 'init', 'alurra_classic_editor_styles' );
endif;


/* REGISTER CUSTOM WIDGETS
   ==================================================== */
require( get_template_directory() . '/inc/widgets/alurra-recent-posts.php' );	
	
if ( ! function_exists( 'alurra_register_widgets' ) ) :
	function alurra_register_widgets() {
		register_widget( 'Alurra_Recent_Posts' );
	}
	add_action( 'widgets_init', 'alurra_register_widgets' );
endif;



/* INCLUDES - ADDITIONAL FUNCTIONS & CLASSES
   ==================================================== */

// SVG Icons
require get_template_directory() . '/inc/class-alurra-svg-icons.php';

// Function files
require get_template_directory() . '/inc/template-tags.php';
require get_template_directory() . '/inc/template-functions.php';
require get_template_directory() . '/inc/sidebars.php';
require get_template_directory() . '/inc/inline-styles.php';
require get_template_directory() . '/inc/tgmp.php';

// Customizer
require get_template_directory() . '/inc/customizer/custom-controls/custom-control.php';
require get_template_directory() . '/inc/customizer/customizer.php';
require get_template_directory() . '/inc/typography.php';

// Load theme structure
require get_template_directory() . '/inc/layouts/header-layouts.php';
require get_template_directory() . '/inc/layouts/blog-layouts.php';
require get_template_directory() . '/inc/layouts/post-layouts.php';