weixin/app/Repositories/Criteria/Base/UserMessageCriteria.php

<?php

namespace App\Repositories\Criteria\Base;

use App\Repositories\Models\Base\UserMessage;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Prettus\Repository\Contracts\CriteriaInterface;
use Prettus\Repository\Contracts\RepositoryInterface;

class UserMessageCriteria implements CriteriaInterface
{
    /**
     * @var \Illuminate\Http\Request
     */
    protected $request;

    public function __construct(Request $request)
    {
        $this->request = $request;
    }

    /**
     * @param $model
     * @param RepositoryInterface $repository
     *
     * @return mixed
     */
    public function apply($model, RepositoryInterface $repository)
    {
        if ($this->request->filled('name')) {
            $model = $model->where('name', 'like', '%' . $this->request->get('name') . '%');
        }

        if ($this->request->filled('is_read')) {
            $model = $model->where('is_read', '=', $this->request->get('is_read'));
        } else {
            $model = $model->where('is_read', '=', UserMessage::IS_READ_NO);
        }

        if ($this->request->filled('type')) {
            $model = $model->where('type', '=', $this->request->get('type'));
        }

        if ($this->request->filled('guard') || $this->request->header('guard')) {
            $guard = $this->request->get('guard', $this->request->header('guard'));
            $user = Auth::guard($guard)->user();
            $model = $model->where('user_id', $user->id)->where('user_type', get_class($user));
        } else {
            $user = login_admin();
            $model = $model->where('user_id', $user->id)->where('user_type', get_class($user));
        }

        $model = $model->orderByDesc('id');

        return $model;
    }
}