Add NotificationService

This commit is contained in:
Daniel Supernault 2019-04-30 22:40:15 -06:00
parent 21c900e493
commit b3a9587756
No known key found for this signature in database
GPG key ID: 0DEF1C662C9033F7

View file

@ -0,0 +1,98 @@
<?php
namespace App\Services;
use Cache, Redis;
use App\{
Notification,
Profile
};
use App\Transformer\Api\NotificationTransformer;
use League\Fractal;
use League\Fractal\Serializer\ArraySerializer;
use League\Fractal\Pagination\IlluminatePaginatorAdapter;
class NotificationService {
const CACHE_KEY = 'pf:services:notifications:ids:';
public static function get($id, $start = 0, $stop = 300)
{
$res = collect([]);
$key = self::CACHE_KEY . $id;
$stop = $stop > 300 ? 300 : $stop;
$ids = Redis::zrangebyscore($key, $start, $stop);
if(empty($ids)) {
$ids = self::coldGet($id, $start, $stop);
}
foreach($ids as $id) {
$res->push(self::getNotification($id));
}
return $res;
}
public static function coldGet($id, $start = 0, $stop = 300)
{
$stop = $stop > 300 ? 300 : $stop;
$ids = Notification::whereProfileId($id)
->latest()
->skip($start)
->take($stop)
->pluck('id');
foreach($ids as $key) {
self::set($id, $key);
}
return $ids;
}
public static function set($id, $val)
{
return Redis::zadd(self::CACHE_KEY . $id, $val, $val);
}
public static function del($id, $val)
{
return Redis::zrem(self::CACHE_KEY . $id, $val);
}
public static function add($id, $val)
{
return self::set($id, $val);
}
public static function rem($id, $val)
{
return self::del($id, $val);
}
public static function count($id)
{
return Redis::zcount(self::CACHE_KEY . $id, '-inf', '+inf');
}
public static function getNotification($id)
{
return Cache::remember('service:notification:'.$id, now()->addDays(7), function() use($id) {
$n = Notification::findOrFail($id);
$fractal = new Fractal\Manager();
$fractal->setSerializer(new ArraySerializer());
$resource = new Fractal\Resource\Item($n, new NotificationTransformer());
return $fractal->createData($resource)->toArray();
});
}
public static function warmCache($id, $stop = 100, $force = false)
{
if(self::count($id) == 0 || $force == true) {
$ids = Notification::whereProfileId($id)
->latest()
->limit($stop)
->pluck('id');
foreach($ids as $key) {
self::set($id, $key);
}
return 1;
}
return 0;
}
}