<?php
/**
 * Functions for registering and setting theme settings that tie into the WordPress theme customizer.
 *
 * @package Cakifo
 * @subpackage Functions
 * @since Cakifo 1.4.0
 */

/* Register custom sections, settings, and controls. */
add_action( 'customize_register', 'cakifo_customize_register' );

/* Load custom control classes. */
add_action( 'customize_register', 'cakifo_load_customize_controls', 1 );

/**
 * Loads theme-specific customize control classes.  Customize control classes extend the WordPress
 * WP_Customize_Control class to create unique classes that can be used within the theme.
 *
 * @since Cakifo 1.5.0
 * @access private
 */
function cakifo_load_customize_controls() {
	/* Loads the multiple select customize control class. */
	require_once( trailingslashit( THEME_DIR ) . 'functions/customize-control-multiple-select.php' );
}

/**
 * Registers custom sections, settings, and controls for the $wp_customize instance.
 *
 * @since Cakifo 1.4.0
 * @param object $wp_customize
 */
function cakifo_customize_register( $wp_customize ) {

	/* Get the theme prefix. */
	$prefix = hybrid_get_prefix();

	/* Get the default theme settings. */
	$defaults = hybrid_get_default_theme_settings();

	/* Create a Categories array */
	foreach ( get_categories() as $cat ) {
		$categories[$cat->term_id] = $cat->name;
	}

	$wp_customize->get_setting('blogname')->transport = 'postMessage';
	$wp_customize->get_setting('blogdescription')->transport = 'postMessage';

	/* Add the Cakifo section */
	$wp_customize->add_section(
		'cakifo_customize_settings',
		array(
			'title'      => esc_html__( 'Cakifo settings', 'cakifo' ),
			'priority'   => 35,
			'capability' => 'edit_theme_options'
		)
	);

	/* Add the 'link_color' setting */
	$wp_customize->add_setting(
		"{$prefix}_theme_settings[link_color]",
		array(
			'default'           => $defaults['link_color'],
			'type'              => 'option',
			'capability'        => 'edit_theme_options',
			'sanitize_callback' => 'sanitize_hex_color',
		)
	);

	/* Add the color control for the 'link_color' setting */
	$wp_customize->add_control(
		new WP_Customize_Color_Control(
			$wp_customize,
			'link_color',
			array(
				'label'    => esc_html__( 'Link Color', 'cakifo' ),
				'section'  => 'colors',
				'settings' => "{$prefix}_theme_settings[link_color]",
			)
		)
	);

	/* Add the 'featured_show' setting */
	$wp_customize->add_setting(
		"{$prefix}_theme_settings[featured_show]",
		array(
			'default'    => false,
			'type'       => 'option',
			'capability' => 'edit_theme_options',
		)
	);

	/* Add the checkbox control for the 'featured_show' setting */
	$wp_customize->add_control(
		'featured_show',
		array(
			'settings' => "{$prefix}_theme_settings[featured_show]",
			'label'    => esc_html__( 'Show "Featured Content" slider?', 'cakifo' ),
			'section'  => 'cakifo_customize_settings',
			'type'     => 'checkbox',
		)
	);

	/* Add the 'featured_category' setting */
	$wp_customize->add_setting(
		"{$prefix}_theme_settings[featured_category]",
		array(
			'default'    => '',
			'type'       => 'option',
			'capability' => 'edit_theme_options',
		)
	);

	/* Add the select control for the 'featured_category' setting */
	$wp_customize->add_control(
		'featured_category',
		array(
			'settings' => "{$prefix}_theme_settings[featured_category]",
			'label'    => esc_html__( 'Featured Category', 'cakifo' ),
			'section'  => 'cakifo_customize_settings',
			'type'     => 'select',
			'choices'  => $categories
		)
	);

	/* Add the 'featured_posts' setting */
	$wp_customize->add_setting(
		"{$prefix}_theme_settings[featured_posts]",
		array(
			'default'    => $defaults['featured_posts'],
			'type'       => 'option',
			'capability' => 'edit_theme_options',
		)
	);

	/* Add the text control for the 'featured_posts' setting */
	$wp_customize->add_control(
		'featured_posts',
		array(
			'settings' => "{$prefix}_theme_settings[featured_posts]",
			'label'    =>  esc_html__( 'Number of posts in the slider', 'cakifo' ),
			'section'  => 'cakifo_customize_settings',
			'type'     => 'text',
		)
	);

	/* Add the 'twitter_username' setting */
	$wp_customize->add_setting(
		"{$prefix}_theme_settings[twitter_username]",
		array(
			'default'    => '',
			'type'       => 'option',
			'capability' => 'edit_theme_options',
		)
	);

	/* Add the text control for the 'twitter_username' setting */
	$wp_customize->add_control(
		'twitter_username',
		array(
			'settings' => "{$prefix}_theme_settings[twitter_username]",
			'label'    =>  esc_html__( 'Optional: Twitter username', 'cakifo' ),
			'section'  => 'cakifo_customize_settings',
			'type'     => 'text',
		)
	);

	/* Add the 'headlines_category' setting */
	$wp_customize->add_setting(
		"{$prefix}_theme_settings[headlines_category]",
		array(
			'default'    => array(),
			'type'       => 'option',
			'capability' => 'edit_theme_options',
		)
	);

	/* Add the multiple select control for the 'headlines_category' setting */
	$wp_customize->add_control(
		new Cakifo_Customize_Control_Multiple_Select(
			$wp_customize,
			'headlines_category',
			array(
				'settings' => "{$prefix}_theme_settings[headlines_category]",
				'label'    =>  esc_html__( 'Headline Categories', 'cakifo' ),
				'section'  => 'static_front_page',
				'type'     => 'multiple-select',
				'choices'  => $categories
			)
		)
	);

	/* Add the 'headlines_num_posts' setting */
	$wp_customize->add_setting(
		"{$prefix}_theme_settings[headlines_num_posts]",
		array(
			'default'    => $defaults['headlines_num_posts'],
			'type'       => 'option',
			'capability' => 'edit_theme_options',
		)
	);

	/* Add the text control for the 'headlines_num_posts' setting */
	$wp_customize->add_control(
		'headlines_num_posts',
		array(
			'settings' => "{$prefix}_theme_settings[headlines_num_posts]",
			'label'    =>  esc_html__( 'Number of Headline posts', 'cakifo' ),
			'section'  => 'static_front_page',
			'type'     => 'text',
		)
	);

	if ( $wp_customize->is_preview() && ! is_admin() )
		add_action( 'wp_footer', 'cakifo_customize_preview', 21 );
}

/**
 * Bind JS handlers to make Theme Customizer preview reload changes asynchronously.
 * Used with blogname and blogdescription.
 *
 * @since Cakifo 1.4.0
 */
function cakifo_customize_preview() {
	?>
	<script type="text/javascript">
		( function( $ ){
			wp.customize( 'blogname', function( value ) {
				value.bind(function(to) {
					$('#site-title span').html(to);
				});
			});

			wp.customize( 'blogdescription', function( value ) {
				value.bind(function(to) {
					$('#site-description').html(to);
				});
			});
		} )( jQuery )
	</script>
	<?php
}

?>