OneSignal

// SubscriptionID
OneSignal.Notifications.requestPermission({ accepted in
    Task {
        // Adapty SDK 4.x
        try await Adapty.setIntegrationIdentifier(.oneSignalSubscriptionId(OneSignal.User.pushSubscription.id))
        // Adapty SDK 3.x
        try await Adapty.setIntegrationIdentifier(
            key: "one_signal_subscription_id", 
            value: OneSignal.User.pushSubscription.id
        )
    }
}, fallbackToSettings: true)

// SubscriptionID
val oneSignalSubscriptionObserver = object: IPushSubscriptionObserver {
    override fun onPushSubscriptionChange(state: PushSubscriptionChangedState) {
        Adapty.setIntegrationIdentifier("one_signal_subscription_id", state.current.id) { error ->
            if (error != null) {
                // handle the error
            }
        }
    }
}

// SubscriptionID
IPushSubscriptionObserver oneSignalSubscriptionObserver = state -> {
    Adapty.setIntegrationIdentifier("one_signal_subscription_id", state.getCurrent().getId(), error -> {
        if (error != null) {
            // handle the error
        }
    });
};

// 1. Since OneSignal.User.pushSubscription.id may return null if called too early, 
// OneSignal suggests to listen for the updates:

OneSignal.User.pushSubscription.addObserver((state) {
   if (state.current.optedIn) {
      // now you can try to retrieve subscriptionId
   }
});

// 2. Then you can push subscriptionId to Adapty:
final subscriptionId = OneSignal.User.pushSubscription.id;
if (subscriptionId != null) {
   await Adapty().setIntegrationIdentifier(key: "one_signal_subscription_id", value: subscriptionId);
}

using AdaptySDK;
using OneSignalSDK;

var pushUserId = OneSignal.Default.PushSubscriptionState.userId;

Adapty.SetIntegrationIdentifier(
  "one_signal_player_id", 
  pushUserId, 
  (error) => {
  // handle the error
});

OneSignal.User.pushSubscription.addEventListener('change', (subscription) => {
  const subscriptionId = subscription.current.id;

  if (subscriptionId) {
    adapty.setIntegrationIdentifier("one_signal_subscription_id", subscriptionId);
  }
});

// PlayerID
// in your OSSubscriptionObserver implementation
func onOSSubscriptionChanged(_ stateChanges: OSSubscriptionStateChanges) {
    if let playerId = stateChanges.to.userId {
        Task {
            // Adapty SDK 4.x
            try await Adapty.setIntegrationIdentifier(.oneSignalPlayerId(playerId))
            // Adapty SDK 3.x
            try await Adapty.setIntegrationIdentifier(
                key: "one_signal_player_id", 
                value: playerId
            )
        }
    }
}

// PlayerID
OSSubscriptionObserver osSubscriptionObserver = stateChanges -> {
    if (stateChanges != null && stateChanges.to != null && stateChanges.to.userId != null) {
        String playerId = stateChanges.to.userId;
        Adapty.setIntegrationIdentifier("one_signal_player_id", playerId, error -> {
            if (error != null) {
                // handle the error
            }
        });
    }
};

// PlayerID
OSSubscriptionObserver osSubscriptionObserver = stateChanges -> {
    OSSubscriptionState to = stateChanges != null ? stateChanges.getTo() : null;
    String playerId = to != null ? to.getUserId() : null;
    
    if (playerId != null) {
        Adapty.setIntegrationIdentifier("one_signal_player_id", playerId, error -> {
            if (error != null) {
                // handle the error
            }
        });
    }
};

// PlayerID (pre-v5 OneSignal SDK)
// in your OSSubscriptionObserver implementation
func onOSSubscriptionChanged(_ stateChanges: OSSubscriptionStateChanges) {
    if let playerId = stateChanges.to.userId {
        Task {
            try await Adapty.setIntegrationIdentifier(
                key: "one_signal_player_id", 
                value: playerId
            )
        }
    }
}

OneSignal.addSubscriptionObserver(event => {
  const playerId = event.to.userId;
  
  adapty.setIntegrationIdentifier("one_signal_player_id", playerId);
});