import Foundation class CoreUtils { static let shared: CoreUtils = CoreUtils() static let ISO8601_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSS" static let EN_US_POSIX_LOCALE = "en_US_POSIX" static let NOTIFICATION_INTERACTION_CHANNEL_NAME = "notification_interaction_channel" static let CURRENT_EMAIL_ID_IN_NOTIFICATION_CLICK_WHEN_APP_FOREGROUND_OR_BACKGROUND = "current_email_id_in_notification_click_when_app_foreground_or_background" static let CURRENT_EMAIL_ID_IN_NOTIFICATION_CLICK_WHEN_APP_TERMINATED = "current_email_id_in_notification_click_when_app_terminated" static let FCM_METHOD_CHANNEL_NAME = "plugins.flutter.io/firebase_messaging" static let FCM_ON_MESSAGE_METHOD_NAME = "Messaging#onMessage" static let APPLICATION_STATE = "applicationState" func getCurrentDate() -> Date { if #available(iOS 15, *) { return Date.now } else { return Date() } } }