Event Listeners

2 min

After completing transactions in Pay3 SDK UI, the Pay3 SDK publishes events via Firebase real-time database for all native SDKs. The listener can be registered after successfully completing the anonymos login in Firebase which happens during initialisation.

pay3-sdk-transaction-status

This event is fired by Pay3 SDK in following scenario

On completion of Checkout transaction triggered by TriggerOpenCheckout

Snapshot Payload

data (Type Object): Following keys are present in this object

status (Type string): The status can have values SUCCESS or ERROR.

message (Type string): User-friendly message returned after completion of the transaction.

orderId (Type string): Pay3 Order ID.

requestId (Type string): Unique id passed by App.

error (Type Object, Optional): Following keys will be present if there is an error. Please refer to SDK ErrorsSDK Errors for reference.

code (Type number): Error code.

message (Type string): Error message.

   public class Pay3Helper : MonoBehaviour {
   // Pseudocode to attach a listner to receive transaction status 
    // events with in the Unity application 
    private void StartTransactionListener() {
      FirebaseDatabase.GetInstance(fbApp)
        .GetReference("/app_notifications/"+fbUserId+"/pay3-sdk-transaction-status")
        .ValueChanged += (object sender2, ValueChangedEventArgs event) => {
          // Extract event data from snapshot object returned by the event listener
        };
    }
  }

Pay3Helper.cs

   public class Pay3Helper : MonoBehaviour {
   // Pseudocode to attach a listner to receive transaction status 
    // events with in the Unity application 
    private void StartTransactionListener() {
      FirebaseDatabase.GetInstance(fbApp)
        .GetReference("/app_notifications/"+fbUserId+"/pay3-sdk-transaction-status")
        .ValueChanged += (object sender2, ValueChangedEventArgs event) => {
          // Extract event data from snapshot object returned by the event listener
        };
    }
  }