dou-smallapp/app/Models/ImService.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class ImService extends Model
{
    protected $table = 'im_service';
    public $timestamps = false;
    protected static $unguarded = true;

    public static function getList($appId) {
        return self::query()->select('account')->where('enable', 1)->where('app_id', $appId)
            ->orderBy('sort', 'desc')->get();
    }
}