community-manage/app/Transformers/Post/PostTopicTransformer.php

<?php

namespace App\Transformers\Post;

use App\Models\Post;
use App\Traits\PostTrait;
use Illuminate\Support\Carbon;
use League\Fractal\TransformerAbstract;

class PostTopicTransformer extends TransformerAbstract
{
    use PostTrait;
    public function transform(Post $post)
    {
        return [
            'id' => $post['id'],
            'created_at' => Carbon::parse($post['created_at'])->toDateTimeString(),
            'uid' => $post['uid'],
            'username' => $post['username'],
            'avatar' => $post['avatar'],
            'topic' => $this->getTopic($post['topic_ids'], 1),
            'img' => $post['img'],
            'content' => subtext(strip_tags($post['content']), 20),
        ];
    }
}