Android In-App Update

update.kt

// Creates instance of the manager.
val appUpdateManager = AppUpdateManagerFactory.create(context)

// Returns an intent object that you use to check for an update.
val appUpdateInfoTask = appUpdateManager.appUpdateInfo

// Checks that the platform will allow the specified type of update.
appUpdateInfoTask.addOnSuccessListener { appUpdateInfo ->
    if (appUpdateInfo.updateAvailability() == UpdateAvailability.UPDATE_AVAILABLE
        // For a flexible update, use AppUpdateType.FLEXIBLE
        && appUpdateInfo.isUpdateTypeAllowed(AppUpdateType.IMMEDIATE)
    ) {
        // Request the update.
        appUpdateManager.startUpdateFlowForResult(
        // Pass the intent that is returned by 'getAppUpdateInfo()'.
        appUpdateInfo,
        // Or 'AppUpdateType.FLEXIBLE' for flexible updates.
        AppUpdateType.IMMEDIATE,
        // The current activity making the update request.
        this,
        // Include a request code to later monitor this update request.
        MY_REQUEST_CODE)
        }
}