weixin/app/Repositories/Models/Base/Job.php

<?php

namespace App\Repositories\Models\Base;

use App\Repositories\Models\Model;

class Job extends Model
{
    /**
     * @var string
     */
    protected $table = 'base_jobs';

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $guarded = [];

    /**
     * The attributes excluded from the model's JSON form.
     *
     * @var array
     */
    protected $hidden = [
    ];

    public static function checkCodeIsUnique($code, $ignore_id = 0)
    {
        return self::query()->where('code', $code)->where('id', '<>', $ignore_id)->exists();
    }
}