<?php
/**
 * Sample implementation of the Custom Header feature
 * http://codex.wordpress.org/Custom_Headers
 *
 * You can add an optional custom header image to header.php like so ...
 *
 * @package NewsNation
 */

/**
 * Set up the WordPress core custom header feature.
 *
 * @uses newsnation_header_style()
 */
function newsnation_custom_header_setup() {
    add_theme_support(
        'custom-header',
        apply_filters(
            'newsnation_custom_header_args',
            array(
                'default-text-color' => '000000',
                'width'              => 1920,
                'height'             => 520,
                'flex-height'        => true,
                'flex-width'         => true,
                'default-image'      => get_template_directory_uri() . '/assets/images/header-bg.webp',
                'wp-head-callback'   => 'newsnation_header_style',
            )
        )
    );
}
add_action( 'after_setup_theme', 'newsnation_custom_header_setup' );


if (!function_exists('newsnation_header_style')) :
    /**
     * Styles the header image and text displayed on the blog
     *
     * @see newsnation_custom_header_setup().
     */
    function newsnation_header_style()
    {
        $header_text_color = get_header_textcolor();

        // If no custom options for text are set, let's bail
        // get_header_textcolor() options: HEADER_TEXTCOLOR is default, hide text (returns 'blank') or any hex value.
        if (get_theme_support('custom-header', 'default-text-color') === $header_text_color) {
            return;
        }

        // If we get this far, we have custom styles. Let's do this.
        ?>
        <style type="text/css">
            <?php
                // Has the text been hidden?
                if ( 'blank' == $header_text_color ) :
            ?>
            .header-titles .site-title,
            .site-branding .custom-logo-name,
            .site-description {
                display: none;
                opacity: 0;
                visibility: hidden;
                position: absolute;
                clip: rect(1px, 1px, 1px, 1px);
            }

            <?php
                // If the user has set a custom color for the text use that.
                else :
            ?>
            .theme-header .header-mainbar,
            .theme-header .header-mainbar a:not(:hover):not(:focus) {
                color: #<?php echo esc_attr( $header_text_color ); ?>;
            }

            <?php endif; ?>
        </style>
        <?php
    }
endif; // newsnation_header_style