workHour/app/Model/WorkFlowInstancesNodes.php

<?php

namespace App\Model;

use Illuminate\Database\Eloquent\Model;

//流程节点实例表
class WorkFlowInstancesNodes extends DataScopeBaseModel
{
    protected $guarded = [];
    protected $table = "workflow_instance_nodes"; //指定表
    const CREATED_AT = 'crt_time';
    const UPDATED_AT = 'upd_time';
    protected $dateFormat = 'U';
    public static $field = ['id', 'instance_id', 'node_key', 'label', 'prev_node_key', 'next_node_key', 'assignees', 'approval_type', 'status', 'handled_time', 'crt_time', 'upd_time', 'crt_id'];

    protected $casts = [
        'assignees' => 'array',
    ];

    const approval_type_one = 1;
    const approval_type_two = 2;
    const approval_type = [
        self::approval_type_one => '会签',
        self::approval_type_two => '或签',
    ];
}