pixelfed/app/Services/StatusService.php

<?php

namespace App\Services;

use Illuminate\Support\Facades\Redis;
use App\Status;
//use App\Transformer\Api\v3\StatusTransformer;
use App\Transformer\Api\StatusStatelessTransformer;
use App\Transformer\Api\StatusTransformer;
use League\Fractal;
use League\Fractal\Serializer\ArraySerializer;
use League\Fractal\Pagination\IlluminatePaginatorAdapter;

class StatusService {

	const CACHE_KEY = 'pf:services:status:';

	public static function get($id)
	{
		return json_decode(Redis::get(self::CACHE_KEY . $id) ?? self::coldGet($id), true);
	}

	public static function coldGet($id)
	{
		$status = Status::whereScope('public')->findOrFail($id);
		$fractal = new Fractal\Manager();
		$fractal->setSerializer(new ArraySerializer());
		$resource = new Fractal\Resource\Item($status, new StatusStatelessTransformer());
		$res = $fractal->createData($resource)->toJson();
		self::set($id, $res);
		return $res;
	}

	public static function set($key, $val)
	{
		return Redis::set(self::CACHE_KEY . $key, $val);
	}

	public static function del($key)
	{
		return Redis::del(self::CACHE_KEY . $key);
	}

	public static function rem($key)
	{
		return self::del($key);
	}
}