<?php
/**
 * Brevity Theme Customizer
 *
 * @package Brevity
 */

/**
 * Sanitize checkbox value.
 *
 * @param bool $checked Whether the checkbox is checked.
 * @return bool Whether the checkbox is checked.
 */
function brevity_sanitize_checkbox( $checked ) {
	return ( ( isset( $checked ) && true === $checked ) ? true : false );
}

/**
 * Add postMessage support for site title and description for the Theme Customizer.
 *
 * @param WP_Customize_Manager $wp_customize Theme Customizer object.
 */
function brevity_customize_register( $wp_customize ) {
	$wp_customize->get_setting( 'blogname' )->transport         = 'postMessage';
	$wp_customize->get_setting( 'blogdescription' )->transport  = 'postMessage';
	$wp_customize->get_setting( 'header_textcolor' )->transport = 'postMessage';

	// Add search toggle setting.
	$wp_customize->add_setting(
		'brevity_show_search',
		array(
			'default'           => false,
			'sanitize_callback' => 'brevity_sanitize_checkbox',
		)
	);

	$wp_customize->add_control(
		'brevity_show_search',
		array(
			'label'    => esc_html__( 'Show search icon in header', 'brevity' ),
			'section'  => 'title_tagline',
			'type'     => 'checkbox',
			'priority' => 30,
		)
	);

	// Add footer columns setting.
	$wp_customize->add_section(
		'brevity_footer',
		array(
			'title'    => esc_html__( 'Footer Settings', 'brevity' ),
			'priority' => 160,
		)
	);

	$wp_customize->add_setting(
		'brevity_footer_columns',
		array(
			'default'           => 4,
			'sanitize_callback' => 'absint',
		)
	);

	$wp_customize->add_control(
		'brevity_footer_columns',
		array(
			'label'       => esc_html__( 'Footer columns', 'brevity' ),
			'section'     => 'brevity_footer',
			'type'        => 'select',
			'choices'     => array(
				'1' => esc_html__( '1 column', 'brevity' ),
				'2' => esc_html__( '2 columns', 'brevity' ),
				'3' => esc_html__( '3 columns', 'brevity' ),
				'4' => esc_html__( '4 columns', 'brevity' ),
			),
		)
	);

	// Add Front Page Magazine Settings section.
	$wp_customize->add_section(
		'brevity_front_page',
		array(
			'title'    => esc_html__( 'Front Page Settings', 'brevity' ),
			'priority' => 150,
		)
	);

	// Get all categories for dropdown.
	$categories = get_categories( array( 'hide_empty' => false ) );
	$category_choices = array( '0' => esc_html__( '— Select —', 'brevity' ) );
	foreach ( $categories as $category ) {
		$category_choices[ $category->term_id ] = $category->name;
	}

	// Hero section category.
	$wp_customize->add_setting(
		'brevity_front_page_hero_category',
		array(
			'default'           => 0,
			'sanitize_callback' => 'absint',
		)
	);

	$wp_customize->add_control(
		'brevity_front_page_hero_category',
		array(
			'label'       => esc_html__( 'Hero Section Category', 'brevity' ),
			'description' => esc_html__( 'Select the category to display in the hero section (mosaic grid).', 'brevity' ),
			'section'     => 'brevity_front_page',
			'type'        => 'select',
			'choices'     => $category_choices,
		)
	);

	// Category section 1.
	$wp_customize->add_setting(
		'brevity_front_page_category_1',
		array(
			'default'           => 0,
			'sanitize_callback' => 'absint',
		)
	);

	$wp_customize->add_control(
		'brevity_front_page_category_1',
		array(
			'label'       => esc_html__( 'Category Section 1', 'brevity' ),
			'description' => esc_html__( 'Select the first category to display in a horizontal block.', 'brevity' ),
			'section'     => 'brevity_front_page',
			'type'        => 'select',
			'choices'     => $category_choices,
		)
	);

	// Category section 2.
	$wp_customize->add_setting(
		'brevity_front_page_category_2',
		array(
			'default'           => 0,
			'sanitize_callback' => 'absint',
		)
	);

	$wp_customize->add_control(
		'brevity_front_page_category_2',
		array(
			'label'       => esc_html__( 'Category Section 2', 'brevity' ),
			'description' => esc_html__( 'Select the second category to display in a horizontal block.', 'brevity' ),
			'section'     => 'brevity_front_page',
			'type'        => 'select',
			'choices'     => $category_choices,
		)
	);

	if ( isset( $wp_customize->selective_refresh ) ) {
		$wp_customize->selective_refresh->add_partial(
			'blogname',
			array(
				'selector'        => '.site-title a',
				'render_callback' => 'brevity_customize_partial_blogname',
			)
		);
		$wp_customize->selective_refresh->add_partial(
			'blogdescription',
			array(
				'selector'        => '.site-description',
				'render_callback' => 'brevity_customize_partial_blogdescription',
			)
		);
	}
}
add_action( 'customize_register', 'brevity_customize_register' );

/**
 * Render the site title for the selective refresh partial.
 *
 * @return void
 */
function brevity_customize_partial_blogname() {
	bloginfo( 'name' );
}

/**
 * Render the site tagline for the selective refresh partial.
 *
 * @return void
 */
function brevity_customize_partial_blogdescription() {
	bloginfo( 'description' );
}

/**
 * Binds JS handlers to make Theme Customizer preview reload changes asynchronously.
 */
function brevity_customize_preview_js() {
	wp_enqueue_script( 'brevity-customizer', get_template_directory_uri() . '/js/customizer.js', array( 'customize-preview' ), BREVITY_VERSION, true );
}
add_action( 'customize_preview_init', 'brevity_customize_preview_js' );