community-service/app/Transformers/Circle/DetailTransformer.php

<?php

/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019/6/6
 * Time: 14:08
 */

namespace App\Transformers\Circle;

use App\Models\InterestCircle;
use App\Models\InterestCircleUser;
use Illuminate\Support\Facades\Redis;
use League\Fractal\TransformerAbstract;

class DetailTransformer extends TransformerAbstract
{

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

    public function transform(InterestCircle $interestCircle)
    {
        return [
            'id' => $interestCircle['id'],
            'name' => $interestCircle['name'],
            'notice' => $interestCircle['notice'],
            'image' => $interestCircle['image'],
            'functions' => $this->getFunction($interestCircle),
            'join_limit' => $interestCircle['join_limit'],
            //'limit_condition' => $interestCircle['limit_condition'],
            //'join_question' => (json_decode($interestCircle['join_question'], true)) ?? [],
            'is_join' => $this->isJoin($this->uid, $interestCircle['id']),
            //'answer_error_count' => intval(Redis::get('circle_error_count_'.$this->uid))
        ];
    }

    //判读当前用户是否加入圈子
    public function isJoin($uid, $circleId)
    {
        $info = InterestCircleUser::where([['circle_id', $circleId], ['uid', $uid]])->first();
        return $info ? 1 : 0;
    }

    /**
     * 查询圈子开放功能
     * @param InterestCircle $interestCircle
     * @return array
     */
    private function getFunction(InterestCircle $interestCircle)
    {
        $functions = json_decode($interestCircle['contains_function'], true);
        $info[] = ['name' => 'members', 'is_open' => 1, 'extra' => (string)$interestCircle['join_count']];
        foreach ($functions as &$func) {
            if ('pictures' == $func['function']) {
                if (1 == $func['is_open']) {
                    $info[] = ['name' => 'pictures', 'is_open' => 1, 'extra' => (string)$interestCircle['picture_count']];
                } else {
                    $info[] = ['name' => 'pictures', 'is_open' => 0, 'extra' => '0'];
                }

            }
            if ('chatroom' == $func['function']) {
                if (1 == $func['is_open']) {
                    $info[] = ['name' => 'chatroom', 'is_open' => 1, 'extra' => (string)$interestCircle['relate_id']];
                } else {
                    $info[] = ['name' => 'chatroom', 'is_open' => 0, 'extra' => '0'];
                }

            }
        }
        return $info;
    }
}