<?php
/**
 * Customizer Utility Functions
 *
 * @package    Customizer_Library
 * @author        Devin Price, The Theme Foundry
 */

/**
 * Helper function to return defaults
 *
 * @since  1.0.0
 *
 * @param string
 * @return mixed $default
 */

function customizer_library_get_default($setting)
{

    $customizer_library = Customizer_Library::Instance();
    $options = $customizer_library->get_options();

    if (isset($options[$setting]['default'])) {
        return $options[$setting]['default'];
    }

}

/**
 * Helper function to return choices
 *
 * @since  1.0.0
 *
 * @param string
 * @return mixed $default
 */
function customizer_library_get_choices($setting)
{

    $customizer_library = Customizer_Library::Instance();
    $options = $customizer_library->get_options();

    if (isset($options[$setting]['choices'])) {
        return $options[$setting]['choices'];
    }

}

/**
 * Converts a hex color to RGB.  Returns the RGB values as an array.
 *
 * @since  1.0.0
 *
 * @access public
 * @param  string $hex
 * @return array
 */
function customizer_library_hex_to_rgb($hex)
{

    // Remove "#" if it was added
    $color = trim($hex, '#');

    // Return empty array if invalid value was sent
    if (!(3 === strlen($color)) && !(6 === strlen($color))) {
        return array();
    }

    // If the color is three characters, convert it to six.
    if (3 === strlen($color)) {
        $color = $color[0] . $color[0] . $color[1] . $color[1] . $color[2] . $color[2];
    }

    // Get the red, green, and blue values
    $red = hexdec($color[0] . $color[1]);
    $green = hexdec($color[2] . $color[3]);
    $blue = hexdec($color[4] . $color[5]);

    // Return the RGB colors as an array
    return array('r' => $red, 'g' => $green, 'b' => $blue);
}

/**
 * Helper function to remove custom theme mods
 *
 * @since  1.0.0
 *
 * @param string
 * @return mixed $default
 */
function customizer_library_remove_theme_mods()
{

    $customizer_library = Customizer_Library::Instance();
    $options = $customizer_library->get_options();

    if ($options) {
        foreach ($options as $option) {
            if (isset($option['id'])) {
                remove_theme_mod($option['id']);
            }
        }
    }
}