<?php

namespace app\flow\nodes;

use app\flow\DbOperationType;
use app\flow\ProcessContext;
use app\flow\VoiceMessage;
use app\repository\EctActionsRepository;
use app\utils\Logger;

/**
 * 最后节点，用于扫尾
 *
 */
class CloseNode extends AbstractProcessNode
{
    /**
     * 获取节点名称
     */
    public static function getName(): string
    {
        return "Close";
    }

    /**
     * 获取节点编码
     */
    public function getCode(): string
    {
        return self::getName();
    }

    /**
     * 判断当前节点是否能处理该步骤
     * 
     * 所有需要数据库记录的场景都需要经过本节点检查
     */
    public function canHandle(ProcessContext $context): bool
    {
        if (!$context->success || $context->needDatabaseOperation || !empty($context->voiceMessage)) {
            return false;
        }
        return true;
    }

    /**
     * 具体处理逻辑：最后节点处理
     */
    protected function doHandle(ProcessContext $context): ProcessContext
    {
        if (!$context->success || $context->needDatabaseOperation || !empty($context->voiceMessage)) return $context;
        // 无节点命中
        Logger::debug('当前刷卡无节点命中 currentStep={} readerType={} expectedNextStep={}', [
            $context->currentStep ?: '(空)',
            $context->readerType,
            $context->expectedNextStep
        ]);
        // 如果有预期的下一步，则返回错误
        if (!empty($context->expectedNextStep) && $context->expectedNextStep != VoiceMessage::NONE) {
            Logger::debug("节点期望: {$context->expectedNextStep->value}");
            return $context->setError($context->expectedNextStep);
        }
        // 异常流程
        Logger::error("异常流程，所有节点处理完成，无匹配节点并且无预期的下一步");
        $context->setError(VoiceMessage::UNKNOWN_ERROR);
        return $context;
    }
}