<?php

namespace app\flow\nodes;

use app\flow\DbOperationType;
use app\flow\ProcessContext;
use app\flow\VoiceMessage;

/**
 * 消毒节点
 * 处理消毒步骤
 */
class DisinfectNode extends AbstractProcessNode
{
    /**
     * 获取节点名称
     */
    public static function getName(): string
    {
        return '消毒';
    }

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

    /**
     * 判断当前节点是否能处理该步骤
     */
    public function canHandle(ProcessContext $context): bool
    {
        // 如果内镜未取出
        if ($context->isInStorage) {
            $context->expectedNextStep = VoiceMessage::PLEASE_SWIPE_STORAGE_OUT;
            return false;
        }

        if (!$this->isMatchReaderType($context)) {
            if ($context->currentStep === RinseNode::getName()) {
                $context->expectedNextStep = VoiceMessage::PLEASE_SWIPE_DISINFECT;
            }
            return false;
        }

        // 上一个步骤必须是漂洗 或者 晨洗
        if (!$this->isRequiredNode($context->currentStep, [RinseNode::getName(), MorningWashNode::getName()])) {
            return false;
        }

        return true;
    }

    /**
     * 具体处理逻辑
     */
    protected function doHandle(ProcessContext $context): ProcessContext
    {
        // 更新步骤
        $context->currentStep = '消毒';


        $context->needDatabaseOperation = true;
        $context->dbOperation = DbOperationType::INSERT;
        $context->needWebSocketNotify = true;

        return $context;
    }
}