/**
  * Handle the subscribe subscriber command.
  *
  * @param \CachetHQ\Cachet\Bus\Commands\Subscriber\UpdateSubscriberSubscriptionCommand $command
  *
  * @return \CachetHQ\Cachet\Models\Subscriber
  */
 public function handle(UpdateSubscriberSubscriptionCommand $command)
 {
     $subscriber = $command->subscriber;
     $subscriptions = $command->subscriptions ?: [];
     $components = Component::all();
     $updateSubscriptions = $components->filter(function ($item) use($subscriptions) {
         return in_array($item->id, $subscriptions);
     });
     $subscriber->global = $updateSubscriptions->count() === $components->count();
     $subscriber->subscriptions()->delete();
     if (!$updateSubscriptions->isEmpty()) {
         foreach ($updateSubscriptions as $subscription) {
             Subscription::firstOrCreate(['subscriber_id' => $subscriber->id, 'component_id' => $subscription->id]);
         }
     }
     $subscriber->save();
     event(new SubscriberHasUpdatedSubscriptionsEvent($subscriber));
     return $subscriber;
 }
 /**
  * Handle the subscribe subscriber command.
  *
  * @param \CachetHQ\Cachet\Bus\Commands\Subscriber\SubscribeSubscriberCommand $command
  *
  * @throws \CachetHQ\Cachet\Exceptions\AlreadySubscribedException
  *
  * @return \CachetHQ\Cachet\Models\Subscriber
  */
 public function handle(SubscribeSubscriberCommand $command)
 {
     if (Subscriber::where('email', $command->email)->first() && $command->subscriptions === null) {
         throw new AlreadySubscribedException("Cannot subscribe {$command->email} because they're already subscribed.");
     }
     $subscriber = Subscriber::firstOrCreate(['email' => $command->email]);
     if ($subscriptions = $command->subscriptions) {
         foreach ($subscriptions as $subscription => $subscriptionValue) {
             Subscription::firstOrCreate(['subscriber_id' => $subscriber->id, $subscription => $subscriptionValue]);
         }
     }
     if ($subscriber->is_verified === false) {
         if ($command->verified) {
             dispatch(new VerifySubscriberCommand($subscriber));
         } else {
             event(new SubscriberHasSubscribedEvent($subscriber));
         }
     } else {
         event(new SubscriberHasUpdatedSubscriptionsEvent($subscriber));
     }
     return $subscriber;
 }