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<?php |
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namespace Suitmedia\Cacheable; |
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use Carbon\Carbon; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Collection; |
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use Suitmedia\Cacheable\Contracts\CacheableModel; |
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use Suitmedia\Cacheable\Events\CacheableInvalidated; |
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use Suitmedia\Cacheable\Events\CacheableInvalidating; |
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class CacheableObserver |
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{ |
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/** |
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* The dirty fields of all observed models. |
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* |
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* @var \Illuminate\Support\Collection |
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*/ |
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protected $dirtyFields; |
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/** |
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* Class constructor. |
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* |
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* @param \Illuminate\Support\Collection $dirtyFields |
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*/ |
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public function __construct(Collection $dirtyFields) |
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{ |
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$this->dirtyFields = $dirtyFields; |
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} |
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/** |
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* Tell the cacheable service to flush all cache |
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* that related to the given model. |
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* |
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* @param \Suitmedia\Cacheable\Contracts\CacheableModel $model |
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* |
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* @return void |
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*/ |
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protected function flushCache(CacheableModel $model): void |
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{ |
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$affectedFields = $this->dirtyFields->get(get_class($model)); |
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$tags = $model->cacheTags(); |
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event(new CacheableInvalidating($model, $tags, $affectedFields)); |
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app(CacheableService::class)->flush($tags); |
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event(new CacheableInvalidated($model, $tags, $affectedFields)); |
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} |
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/** |
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* Saved event handler. |
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* |
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* @param \Suitmedia\Cacheable\Contracts\CacheableModel $model |
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* |
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* @return void |
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*/ |
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public function saved(CacheableModel $model): void |
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{ |
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$this->flushCache($model); |
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} |
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/** |
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* saving event handler. |
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* |
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* @param \Suitmedia\Cacheable\Contracts\CacheableModel $model |
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* |
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* @return void |
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*/ |
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public function saving(CacheableModel $model): void |
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{ |
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$this->dirtyFields->put(get_class($model), $model->getDirty()); |
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} |
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/** |
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* Deleted event handler. |
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* |
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* @param \Suitmedia\Cacheable\Contracts\CacheableModel $model |
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* |
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* @return void |
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*/ |
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public function deleted(CacheableModel $model): void |
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{ |
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$this->flushCache($model); |
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} |
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/** |
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* deleting event handler. |
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* |
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* @param \Suitmedia\Cacheable\Contracts\CacheableModel $model |
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* |
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* @return void |
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*/ |
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public function deleting(CacheableModel $model): void |
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{ |
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$this->dirtyFields->put(get_class($model), ['deleted_at' => Carbon::now()]); |
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} |
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/** |
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* Restored event handler. |
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* |
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* @param \Suitmedia\Cacheable\Contracts\CacheableModel $model |
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* |
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* @return void |
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*/ |
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public function restored(CacheableModel $model): void |
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{ |
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$this->flushCache($model); |
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} |
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/** |
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* restoring event handler. |
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* |
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* @param \Suitmedia\Cacheable\Contracts\CacheableModel $model |
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* |
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* @return void |
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*/ |
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public function restoring(CacheableModel $model): void |
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{ |
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$this->dirtyFields->put(get_class($model), ['deleted_at' => null]); |
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} |
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} |
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suitmedia /
laravel-cacheable
