<?php

/**
 * Class ACF_Code_Field_Util
 *
 * Util class for helper methods
 *
 */
class ACF_Code_Field_Util {

	public function get_files( $dir ) {
		$iterator  = new DirectoryIterator( $dir );
		$filenames = array();
		foreach ( $iterator as $fileinfo ) {
			if ( ! in_array( $fileinfo->getFilename(), array( '.', '..' ) ) ) {
				$filenames[] = $fileinfo->getFilename();
			}
		}

		return $filenames;
	}

	public function get_codemirror_themes() {
		$files = $this->get_files( ACFCF_PLUGIN_DIR . '/js/' . ACFCF_CODEMIRROR_VERSION . '/theme' );

		if ( empty( $files ) ) {
			return array();
		}

		$assoc_array = array();

		foreach ( $files as $file ) {

			$file                 = str_replace( ".css", "", $file );
			$assoc_array[ $file ] = $file;
		}

		return $assoc_array;
	}
}