doubingjian2006 2018-05-08 06:02
浏览 154

如何对laravel中的关系应用reverse()?

I am implementing chat like application in Laravel. I want to display latest 10 records like,

message 1
message 2
message 3
message 4
.
.
.

Here I am able to get latest 10 records from db and get data like,

message 10
message 9
message 8
message 7
.
.
.

I want reverse this order.

Controller method

public function getMessages(MeetupGroup $group)
{
    $messages   = $group->meetup_group_messages()->paginate(2);
    return response()->json(['messages' => $messages]);
}

Group Model

public function meetup_group_messages()
{
        return $this->hasMany('App\Models\MeetupGroupMessage\MeetupGroupMessage', 'meetup_group_id', 'id')->latest()->with('user');
}

I have checked reverse() but it works on model object not on query object. I am not getting how to reverse on this.

  • 写回答

2条回答 默认 最新

  • dongtingxiao4697 2018-05-08 06:14
    关注

    Try Controller Method as:

    use Illuminate\Support\Collection;
    
    public function getMessages(MeetupGroup $group)
    {
        $messages   = $group->meetup_group_messages()->paginate(2);
        return response()->json(['messages' => $messages->sortBy('Your_Column_name')->values()->all()]);
    }
    

    Or

    public function getMessages(MeetupGroup $group)
    {
        $messages   = $group->meetup_group_messages()->paginate(2);
    
        $records = collect($messages)->sortBy('Your_Column_name')->values()->all();
    
        return response()->json(['messages' => $records]);
    }
    
    评论

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