<?php

namespace WP_CLI\Bootstrap;

use DirectoryIterator;
use Exception;
use WP_CLI;

/**
 * Class RegisterFrameworkCommands.
 *
 * Register the commands that are directly included with the framework.
 *
 * @package WP_CLI\Bootstrap
 */
final class RegisterFrameworkCommands implements BootstrapStep {

    /**
     * Process this single bootstrapping step.
     *
     * @param BootstrapState $state Contextual state to pass into the step.
     *
     * @return BootstrapState Modified state to pass to the next step.
     */
    public function process( BootstrapState $state ) {
        $cmd_dir = WP_CLI_ROOT . '/php/commands';

        $iterator = new DirectoryIterator( $cmd_dir );

        foreach ( $iterator as $filename ) {
            if ( '.php' !== substr( $filename, - 4 ) ) {
                continue;
            }

            try {
                WP_CLI::debug(
                    sprintf(
                        'Adding framework command: %s',
                        "$cmd_dir/$filename"
                    ),
                    'bootstrap'
                );

                include_once "$cmd_dir/$filename";
            } catch ( Exception $exception ) {
                WP_CLI::warning(
                    "Could not add command {$cmd_dir}/{$filename}. Reason: " . $exception->getMessage()
                );
            }
        }

        return $state;
    }
}