<?php

namespace app\flow\nodes;

use app\flow\enum\DbOperationType;
use app\flow\context\ProcessContext;
use app\flow\enum\VoiceMessage;
use app\flow\context\bean\CanHandleResult;
use app\utils\Logger;

/**
 * 清洗节点
 * 处理手工清洗步骤
 */
class WashNode extends AbstractProcessNode
{

    /**
     * 获取节点名称
     */
    public static function getName(): string
    {
        return "清洗";
    }

    /**
     * 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
     */
    public function canHandle(ProcessContext $context): CanHandleResult
    {

        // 如果内镜未取出
        if ($context->getStorage()->isInStorage) {
            return CanHandleResult::cannotHandle(VoiceMessage::PLEASE_SWIPE_STORAGE_OUT);
        }


        // 需要晨洗但未完成：提示先进行晨洗
        if ($context->getMorningWash()->needMorningWash && !$context->getMorningWash()->morningWashed) {
            return CanHandleResult::cannotHandle(VoiceMessage::PLEASE_SWIPE_MORNING_WASH);
        }


        $validCurrentSteps = ['', '结束', '内镜取出', '内镜放入', '测漏正常', '晨洗'];
        if (!$this->isRequiredNode($context->getCurrentStep(), $validCurrentSteps)) {
            // 读卡器是清洗但步骤不对（如终末漂洗时刷清洗），提示应该先刷结束
            return CanHandleResult::cannotHandle();
        }

        // 读卡器不是本节点，不处理
        if (!$this->isMatchReaderType($context)) {
            return CanHandleResult::cannotHandle(VoiceMessage::PLEASE_SWIPE_WASH);
        }

        return CanHandleResult::canHandle();
    }

    /**
     * 具体处理逻辑
     */
    protected function doHandle(ProcessContext $context): ProcessContext
    {
        $builder = $context->createModifyBuilder();

        // 设置流程类型
        if (empty($context->getProcessType()) || $context->getProcessType() === '晨洗') {
            $builder->setProcessType('手工洗');
        }

        return $builder
            ->setCurrentStep(self::getName())
            ->setNeedDatabaseOperation()
            ->setDbOperation(DbOperationType::INSERT)
            ->setNeedWebSocketNotify()
            ->build();
    }
}