<?php
/**
 * Typography related functions.
 *
 * @package GeneratePress
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

if ( ! function_exists( 'generate_enqueue_google_fonts' ) ) {
	add_action( 'wp_enqueue_scripts', 'generate_enqueue_google_fonts', 0 );
	/**
	 * Add Google Fonts to wp_head if needed.
	 *
	 * @since 0.1
	 */
	function generate_enqueue_google_fonts() {
		if ( generate_is_using_dynamic_typography() ) {
			return;
		}

		$generate_settings = wp_parse_args(
			get_option( 'generate_settings', array() ),
			generate_get_default_fonts()
		);

		$not_google = str_replace( ' ', '+', generate_typography_default_fonts() );

		$font_settings = array(
			'font_body',
			'font_top_bar',
			'font_site_title',
			'font_site_tagline',
			'font_navigation',
			'font_widget_title',
			'font_buttons',
			'font_heading_1',
			'font_heading_2',
			'font_heading_3',
			'font_heading_4',
			'font_heading_5',
			'font_heading_6',
			'font_footer',
		);

		$google_fonts = array();
		if ( ! empty( $font_settings ) ) {

			foreach ( $font_settings as $key ) {

				if ( ! isset( $generate_settings[ $key ] ) ) {
					continue;
				}

				// If our value is still using the old format, fix it.
				if ( strpos( $generate_settings[ $key ], ':' ) !== false ) {
					$generate_settings[ $key ] = current( explode( ':', $generate_settings[ $key ] ) );
				}

				$value = str_replace( ' ', '+', $generate_settings[ $key ] );

				$variants = generate_get_google_font_variants( $generate_settings[ $key ], $key );

				$value = ! empty( $variants ) ? $value . ':' . $variants : $value;

				// Make sure we don't add the same font twice.
				if ( ! in_array( $value, $google_fonts ) ) {
					$google_fonts[] = $value;
				}
			}
		}

		// Ignore any non-Google fonts.
		$google_fonts = array_diff( $google_fonts, $not_google );

		$google_fonts = implode( '|', $google_fonts );
		$google_fonts = apply_filters( 'generate_typography_google_fonts', $google_fonts );

		$subset = apply_filters( 'generate_fonts_subset', '' );

		$font_args = array();
		$font_args['family'] = $google_fonts;

		if ( '' !== $subset ) {
			$font_args['subset'] = rawurlencode( $subset );
		}

		$display = apply_filters( 'generate_google_font_display', '' );

		if ( $display ) {
			$font_args['display'] = $display;
		}

		$fonts_url = add_query_arg( $font_args, '//fonts.googleapis.com/css' );

		if ( $google_fonts ) {
			wp_enqueue_style( 'generate-fonts', $fonts_url, array(), null, 'all' ); // phpcs:ignore
		}
	}
}

if ( ! function_exists( 'generate_default_fonts_customize_register' ) ) {
	add_action( 'customize_register', 'generate_default_fonts_customize_register' );
	/**
	 * Build our Typography options
	 *
	 * @since 0.1
	 *
	 * @param std_Class $wp_customize The Customize class.
	 */
	function generate_default_fonts_customize_register( $wp_customize ) {
		if ( generate_is_using_dynamic_typography() ) {
			return;
		}

		if ( function_exists( 'generate_fonts_customize_register' ) ) {
			// Bail if GP Premium is active.
			return;
		}

		require_once trailingslashit( get_template_directory() ) . 'inc/customizer/customizer-helpers.php'; // phpcs:ignore WPThemeReview.CoreFunctionality.FileInclude.FileIncludeFound

		$defaults = generate_get_default_fonts();

		if ( method_exists( $wp_customize, 'register_control_type' ) ) {
			$wp_customize->register_control_type( 'Generate_Typography_Customize_Control' );
			$wp_customize->register_control_type( 'Generate_Range_Slider_Control' );
		}

		$wp_customize->add_section(
			'font_section',
			array(
				'title' => __( 'Typography', 'generatepress' ),
				'capability' => 'edit_theme_options',
				'priority' => 30,
				'active_callback' => function() {
					if ( generate_is_using_dynamic_typography() ) {
						return false;
					}

					return true;
				},
			)
		);

		$wp_customize->add_setting(
			'generate_settings[font_body]',
			array(
				'default' => $defaults['font_body'],
				'type' => 'option',
				'sanitize_callback' => 'sanitize_text_field',
			)
		);

		$wp_customize->add_setting(
			'font_body_category',
			array(
				'default' => $defaults['font_body_category'],
				'sanitize_callback' => 'sanitize_text_field',
			)
		);

		$wp_customize->add_setting(
			'font_body_variants',
			array(
				'default' => $defaults['font_body_variants'],
				'sanitize_callback' => 'generate_sanitize_variants',
			)
		);

		$wp_customize->add_setting(
			'generate_settings[body_font_weight]',
			array(
				'default' => $defaults['body_font_weight'],
				'type' => 'option',
				'sanitize_callback' => 'sanitize_key',
				'transport' => 'postMessage',
			)
		);

		$wp_customize->add_setting(
			'generate_settings[body_font_transform]',
			array(
				'default' => $defaults['body_font_transform'],
				'type' => 'option',
				'sanitize_callback' => 'sanitize_key',
				'transport' => 'postMessage',

			)
		);

		$wp_customize->add_control(
			new Generate_Typography_Customize_Control(
				$wp_customize,
				'body_typography',
				array(
					'label' => __( 'Body', 'generatepress' ),
					'section' => 'font_section',
					'priority' => 1,
					'settings' => array(
						'family' => 'generate_settings[font_body]',
						'variant' => 'font_body_variants',
						'category' => 'font_body_category',
						'weight' => 'generate_settings[body_font_weight]',
						'transform' => 'generate_settings[body_font_transform]',
					),
				)
			)
		);

		$wp_customize->add_setting(
			'generate_settings[body_font_size]',
			array(
				'default' => $defaults['body_font_size'],
				'type' => 'option',
				'sanitize_callback' => 'generate_sanitize_integer',
				'transport' => 'postMessage',
			)
		);

		$wp_customize->add_control(
			new Generate_Range_Slider_Control(
				$wp_customize,
				'generate_settings[body_font_size]',
				array(
					'type' => 'generatepress-range-slider',
					'description' => __( 'Font size', 'generatepress' ),
					'section' => 'font_section',
					'settings' => array(
						'desktop' => 'generate_settings[body_font_size]',
					),
					'choices' => array(
						'desktop' => array(
							'min' => 6,
							'max' => 25,
							'step' => 1,
							'edit' => true,
							'unit' => 'px',
						),
					),
				)
			)
		);

		$wp_customize->add_setting(
			'generate_settings[body_line_height]',
			array(
				'default' => $defaults['body_line_height'],
				'type' => 'option',
				'sanitize_callback' => 'generate_sanitize_decimal_integer',
				'transport' => 'postMessage',
			)
		);

		$wp_customize->add_control(
			new Generate_Range_Slider_Control(
				$wp_customize,
				'generate_settings[body_line_height]',
				array(
					'type' => 'generatepress-range-slider',
					'description' => __( 'Line height', 'generatepress' ),
					'section' => 'font_section',
					'settings' => array(
						'desktop' => 'generate_settings[body_line_height]',
					),
					'choices' => array(
						'desktop' => array(
							'min' => 1,
							'max' => 3,
							'step' => .1,
							'edit' => true,
							'unit' => '',
						),
					),
				)
			)
		);

		$wp_customize->add_setting(
			'generate_settings[paragraph_margin]',
			array(
				'default' => $defaults['paragraph_margin'],
				'type' => 'option',
				'sanitize_callback' => 'generate_sanitize_decimal_integer',
				'transport' => 'postMessage',
			)
		);

		$wp_customize->add_control(
			new Generate_Range_Slider_Control(
				$wp_customize,
				'generate_settings[paragraph_margin]',
				array(
					'type' => 'generatepress-range-slider',
					'description' => __( 'Paragraph margin', 'generatepress' ),
					'section' => 'font_section',
					'settings' => array(
						'desktop' => 'generate_settings[paragraph_margin]',
					),
					'choices' => array(
						'desktop' => array(
							'min' => 0,
							'max' => 5,
							'step' => .1,
							'edit' => true,
							'unit' => 'em',
						),
					),
				)
			)
		);

		$wp_customize->add_setting(
			'generate_settings[font_heading_1]',
			array(
				'default' => $defaults['font_heading_1'],
				'type' => 'option',
				'sanitize_callback' => 'sanitize_text_field',
			)
		);

		$wp_customize->add_setting(
			'font_heading_1_category',
			array(
				'default' => '',
				'sanitize_callback' => 'sanitize_text_field',
			)
		);

		$wp_customize->add_setting(
			'font_heading_1_variants',
			array(
				'default' => '',
				'sanitize_callback' => 'generate_sanitize_variants',
			)
		);

		$wp_customize->add_setting(
			'generate_settings[heading_1_weight]',
			array(
				'default' => $defaults['heading_1_weight'],
				'type' => 'option',
				'sanitize_callback' => 'sanitize_key',