<?php

namespace app\flow\nodes;

use app\flow\enum\DbOperationType;
use app\flow\context\ProcessContext;
use app\flow\enum\VoiceMessage;
use app\flow\vo\CanHandleResult;

/**
 * 机洗节点
 * 处理机器清洗步骤，可插入到手工流程中
 */
class MachineWashNode extends AbstractProcessNode
{
    /**
     * 获取节点名称
     */
    public static function getName(): string
    {
        return '机洗';
    }

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

    /**
     * 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::no(VoiceMessage::PLEASE_SWIPE_STORAGE_OUT);
        }

        if (!$this->isMatchReaderType($context)) {
            if ($context->getCurrentStep() === WashNode::getName()) {
                return CanHandleResult::no(VoiceMessage::PLEASE_SWIPE_MACHINE_WASH);
            }
            return CanHandleResult::no();
        }

        // 需要晨洗但未完成：提示先进行晨洗
        if ($context->getMorningWash()->needMorningWash && !$context->getMorningWash()->morningWashed) {
            return CanHandleResult::no(VoiceMessage::PLEASE_SWIPE_MORNING_WASH);
        }

        // 机洗可以在多个步骤后执行：空步骤（新流程）、结束、内镜取出、清洗,晨洗
        if (!$this->isRequiredNode($context->getCurrentStep(), ['', '结束', '内镜取出', '清洗', MachineWashNode::getName()])) {
            if ($context->getCurrentStep() === EndNode::getName()) {
                return CanHandleResult::no(VoiceMessage::PLEASE_SWIPE_MACHINE_WASH);
            }
            return CanHandleResult::no(VoiceMessage::PLEASE_SWIPE_END);
        }

        return CanHandleResult::yes();
    }

    /**
     * 具体处理逻辑
     */
    protected function doHandle(ProcessContext $context): ProcessContext
    {
        return $context->builder()
            ->withProcessType('机洗')
            ->withCurrentStep('机洗')
            ->needDatabaseOperation()
            ->dbOperation(DbOperationType::INSERT)
            ->dbOperation(DbOperationType::UPDATE)
            ->needWebSocketNotify()
            ->build();
    }
}