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<?php |
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namespace Bavix\WalletVacuum; |
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use Bavix\Wallet\Interfaces\Mathable; |
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use Bavix\Wallet\Interfaces\Storable; |
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use Bavix\Wallet\Services\LockService; |
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use Bavix\Wallet\Simple\Store as SimpleStore; |
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use Bavix\WalletVacuum\Services\StoreService; |
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use Illuminate\Cache\TaggedCache; |
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use Illuminate\Support\Facades\Cache; |
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class Store implements Storable |
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{ |
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/** |
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* @var array |
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*/ |
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protected $tags; |
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/** |
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* @var int |
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*/ |
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protected $ttl; |
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/** |
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* Store constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->tags = config('wallet-vacuum.tags', ['wallets', 'vacuum']); |
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$this->ttl = config('wallet-vacuum.ttl', 600); |
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} |
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/** |
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* Get the balance from the cache. |
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* |
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* {@inheritdoc} |
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*/ |
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public function getBalance($object) |
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{ |
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$key = app(StoreService::class) |
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->getCacheKey($object); |
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$balance = $this->taggedCache() |
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->get($key); |
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if ($balance === null) { |
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$balance = (new SimpleStore()) |
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->getBalance($object); |
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} |
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return $balance; |
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} |
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/** |
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* Increases the wallet balance in the cache array. |
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* |
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* {@inheritdoc} |
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*/ |
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public function incBalance($object, $amount) |
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{ |
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return app(LockService::class)->lock($this, __FUNCTION__, function () use ($object, $amount) { |
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$balance = $this->getBalance($object); |
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$newBalance = app(Mathable::class) |
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->add($balance, $amount); |
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$this->setBalance($object, $newBalance); |
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/** |
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* When your project grows to high loads and situations arise with a race condition, |
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* you understand that an extra request to |
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* the cache will save you from many problems when |
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* checking the balance. |
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*/ |
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return $newBalance; |
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}); |
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} |
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/** |
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* sets the cache value directly. |
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* |
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* {@inheritdoc} |
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*/ |
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public function setBalance($object, $amount): bool |
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{ |
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return $this->taggedCache()->put( |
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app(StoreService::class)->getCacheKey($object), |
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app(Mathable::class)->round($amount), |
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$this->ttl |
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); |
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} |
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/** |
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* @return bool |
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*/ |
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public function fresh(): bool |
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{ |
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return $this->taggedCache()->flush(); |
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} |
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/** |
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* @return TaggedCache |
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*/ |
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public function taggedCache(): TaggedCache |
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{ |
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return Cache::tags($this->tags); |
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} |
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} |
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bavix /
laravel-wallet-vacuum
