Package com.example.iconic_raffleevent.controller

Class QRCodeController

java.lang.Object

com.example.iconic_raffleevent.controller.QRCodeController

public class QRCodeController
extends Object

Controller class to manage QR code data from the Event collection.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	QRCodeController.FirestoreUpdateCallback	Callback interface for Firestore updates.
static interface	QRCodeController.GetQRCodeDataCallback	Callback interface for fetching QR code data.

Field Summary

Fields

Modifier and Type	Field	Description
com.google.firebase.firestore.FirebaseFirestore	db

Constructor Summary

Constructors

Constructor	Description
QRCodeController()	Constructs a new QRCodeController and initializes the Firebase Firestore instance.

Method Summary

Modifier and Type	Method	Description
void	deleteQRCodeFromEvent(String eventId, QRCodeController.FirestoreUpdateCallback callback)	Deletes the QR code data from the specified event in Firestore.
void	getAllQRCodeData(QRCodeController.GetQRCodeDataCallback callback)	Retrieves all QR code data from the Event collection in Firestore.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

db

public com.google.firebase.firestore.FirebaseFirestore db

Constructor Details

QRCodeController

public QRCodeController()

Constructs a new QRCodeController and initializes the Firebase Firestore instance.

Method Details

getAllQRCodeData

public void getAllQRCodeData(QRCodeController.GetQRCodeDataCallback callback)

Retrieves all QR code data from the Event collection in Firestore.

Parameters:

callback - The callback interface to handle the fetched QR code data or error.

deleteQRCodeFromEvent

public void deleteQRCodeFromEvent(String eventId,
 QRCodeController.FirestoreUpdateCallback callback)

Deletes the QR code data from the specified event in Firestore.

Parameters:

eventId - The ID of the event to update.

callback - The callback interface to handle success or error responses.