// /constants/eventNames.js

const EVENT_NAMES = {
  USER_REGISTERED: 'user.registered',
  USER_CREATED: 'user.created',
  USER_ENROLLED: 'user.enrolled',
  USER_UPDATED: 'user.updated',
  
  PROFESSOR_CREATED: 'professor.created',
  
  COURSE_CREATED: 'course.created',
  COURSE_PRICE_CHANGED: 'course.price_changed',
  
  SESSION_CREATED: 'session.created',
  SESSION_CANCELLED: 'session.cancelled',
  
  ATTENDANCE_RECORDED: 'attendance.recorded',
  ATTENDANCE_BULK_RECORDED: 'attendance.bulk_recorded',
  
  PAYMENT_CREATED: 'payment.created',
  PAYMENT_STATUS_CHANGED: 'payment.status_changed',
  PAYMENT_TRANSACTION_ADDED: 'payment.transaction_added',
  PAYMENT_REMINDER_DUE: 'payment.reminder_due',
  
  NOTIFICATION_CREATED: 'notification.created',
  NOTIFICATION_SENT: 'notification.sent',
  NOTIFICATION_FAILED: 'notification.failed',
  
  CERTIFICATE_ISSUED: 'certificate.issued',
  CERTIFICATE_UPLOADED: 'certificate.uploaded'
};

module.exports = EVENT_NAMES;