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ControllingExposureNotification.md

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Controlling Exposure Notification

Enables users to start and stop broadcasting and scanning, indicate if exposure notifications are running.

  • Start the Exposure Notification Framework broadcasting and scanning process.
    • PWA requests start of Exposure Notification Framework
    • Call ExposureService.setExposureNotificationEnabled(_) with true.
      • If not previously started, Exposure Notification Framework shows a user dialog for consent to start exposure detection and get permission.
    • If permission is granted and required services are enabled, Exposure Notification Framework will start broadcasting and scanning.
      • All of Exposure Notification Framework methods are now available.
      • Pass Exposure Notification Framework status - ENABLED - to PWA.
    • If user denies on any of Exposure Notification Framework requests, onboarding is skipped and Exposure Notification Framework disabled.
      • Pass Exposure Notification Framework status - DISABLED - to PWA.
    • If Exposure Notification Framework is not available on user's device
      • Pass Exposure Notification Framework status - NOT_SUPPORTED - to PWA.
    • If any of the required services is disabled during Exposure Notification Framework
      • Broadcasting and scanning process are stopped.
      • Pass services status to PWA to inform user that something is missing.
      • Exposure Notification Framework shows a user dialog to enable required service.
  • Indicate if exposure notifications are enabled.
    • Call ExposureService.isExposureNotificationEnabled
  • Disable broadcasting and scanning.
    • Call ExposureService.setExposureNotificationEnabled(_) with false
      • Contents of the Exposure Notification Framework database and keys will remain.
      • If the app has been uninstalled by the user, this will be automatically invoked and the database and keys will be wiped from the device.