project/app/cxinv/model/ProductFz.php

<?php
namespace app\cxinv\model;

use think\Model;

class ProductFz extends Base
{
//设置字段信息
    protected $schema = [
        'id'  =>'bigint',//
        'fzCode'  =>'varchar',//封账编号
        'company_code'  =>'varchar',//业务公司编号
        'company_name'  =>'varchar',//业务公司名称
        'fz_date'  =>'varchar',//封账月份
        'remark'  =>'varchar',
        'status'  =>'tinyint',//
        'apply_id'  =>'int',//
        'apply_name'  =>'varchar',//
        'update_name'  =>'varchar',//
        'create_time'  =>'datetime',//
        'update_time'  =>'datetime',//
       ];

    protected $createTime = 'create_time';
    protected $updateTime = 'update_time';
    public static function onAfterUpdate(Model $model): void
    {
        $change = $model->getChangedData();
        $origin = $model->getOrigin();
        if (isset($change['status']) && $change['status'] == 2 && $origin['status'] == 1) {
            $fz_date = date('Y-m',strtotime('+1 month',strtotime($model['fz_date'])));
            $ist =self::where([['fz_date','=',$fz_date],['company_code','=',$model['company_code']]])->findOrEmpty();
            if($ist->isEmpty()){
                $fzInfo = [
                    "fzCode"=>makeNo("CWFZ"),
                    'company_code'=>$model['company_code'],
                    'company_name'=>$model['company_name'],
                    'fz_date'=>$fz_date,
                    'status'=>0,
                    'remark'=>'',
                ];
                (new ProductFz)->create($fzInfo);
            }

        }
    }
}