chengluApp/app/Models/ChatList.php

<?php

namespace App\Models;

use Dcat\Admin\Traits\HasDateTimeFormatter;

use Illuminate\Database\Eloquent\Model;

class ChatList extends Model
{
	use HasDateTimeFormatter;
    protected $table = 'chat_list';

    protected $fillable = ['user_id', 'to_user_id','last_msg','last_time','atime','un_read'];
    public $timestamps = false;


    public function user()
    {
        return $this->belongsTo(User::class,'user_id','id');
    }

    public function user_info()
    {
        return $this->belongsTo(UserInfoModel::class,'user_id','user_id');
    }

    public function to_user()
    {
        return $this->belongsTo(User::class,'to_user_id','id');
    }

    public function to_user_info()
    {
        return $this->belongsTo(UserInfoModel::class,'to_user_id','user_id');
    }
}