<?php

/**
 * The class responsible for adding, storing and accessing shortcodes data.
 *
 * @since  5.0.5
 * @package      Shortcodes_Ultimate
 * @subpackage   Shortcodes_Ultimate/includes
 */
class Shortcodes_Ultimate_Shortcodes {
    /**
     * The collection of available shortcodes.
     *
     * @since  5.0.5
     * @var array
     */
    private static $shortcodes = array();

    /**
     * Get all shortcodes.
     *
     * @since  5.0.5
     * @return array The collection of available shortcodes.
     */
    public static function get_all() {
        $shortcodes = apply_filters( 'su/data/shortcodes', self::$shortcodes );
        $shortcodes = self::add_ids( $shortcodes );
        return $shortcodes;
    }

    /**
     * Get specific shortcode by ID.
     *
     * @since  5.0.5
     * @param string  $id The ID (without prefix) of shortcode.
     * @return array|boolean   Shortcode data if found, False otherwise.
     */
    public static function get( $id ) {
        $shortcodes = self::get_all();
        return ( isset( $shortcodes[$id] ) ? $shortcodes[$id] : false );
    }

    /**
     * Add a shortcode.
     *
     * @since  5.0.5
     * @param array   $data    New shortcode data.
     * @param boolean $replace Replace existing shortcode or not.
     */
    public static function add( $data = array(), $replace = true ) {
        if ( !isset( $data['id'], $data['callback'] ) ) {
            trigger_error( 'Shortcode was not added. Missing required params (ID, callback).' );
            return;
        }
        if ( !$replace && self::get( $data['id'] ) ) {
            return;
        }
        self::$shortcodes[$data['id']] = $data;
    }

    /**
     * Remove a shortcode.
     *
     * @since  5.0.5
     * @param string  $id Shortcode ID to remove.
     */
    public static function remove( $id ) {
        if ( isset( self::$shortcodes[$id] ) ) {
            unset(self::$shortcodes[$id]);
        }
    }

    /**
     * Add built-in shortcodes to the list
     */
    public static function add_default_shortcodes() {
        include_once su_get_plugin_path() . 'includes/shortcodes/0-all.php';
    }

    /**
     * Register all available shortcodes.
     *
     * @since  5.0.5
     */
    public static function register() {
        $shortcodes = self::get_all();
        $prefix = su_get_shortcode_prefix();
        foreach ( $shortcodes as $id => $shortcode ) {
            if ( isset( $shortcode['callback'] ) && is_callable( $shortcode['callback'] ) ) {
                $callback = $shortcode['callback'];
            } elseif ( isset( $shortcode['function'] ) && is_callable( $shortcode['function'] ) ) {
                $callback = $shortcode['function'];
            } else {
                continue;
            }
            add_shortcode( $prefix . $id, $callback );
        }
    }

    public static function add_ids( $shortcodes ) {
        foreach ( $shortcodes as $id => $shortcode ) {
            $shortcodes[$id] = array_merge( array(
                'id' => $id,
            ), (array) $shortcode );
        }
        return $shortcodes;
    }

    public static function get_groups() {
        $groups = su_get_config( 'groups' );
        return apply_filters( 'su/data/groups', $groups );
    }

}