feat: make AtRpc use ephemeral notifications

packages/at_client/CHANGELOG.md

@@ -1,3 +1,5 @@
+## 3.0.68
+- feat: have AtRpc use ephemeral notifications
 ## 3.0.67
 - feat: Make enrollment available to SyncService/NotificationService for authentication
 ## 3.0.66

packages/at_client/lib/src/preference/at_client_config.dart

@@ -10,7 +10,7 @@ class AtClientConfig {
 
   /// Represents the at_client version.
   /// Must always be the same as the actual version in pubspec.yaml
-  final String atClientVersion = '3.0.67';
+  final String atClientVersion = '3.0.68';
 
   /// Represents the client commit log compaction time interval
   ///

packages/at_client/lib/src/rpc/at_rpc.dart

@@ -32,6 +32,8 @@ abstract class AtRpcCallbacks {
 class AtRpc {
   static final AtSignLogger logger = AtSignLogger('AtRpc');
 
+  static Duration defaultNotificationExpiry = Duration(seconds: 30);
+
   /// The [AtClient] used by this AtRpc
   final AtClient atClient;
 
@@ -143,7 +145,9 @@ class AtRpc {
         logger.info(
             'Sending notification ${requestRecordID.toString()} with payload $requestJson');
         await atClient.notificationService.notify(
-            NotificationParams.forUpdate(requestRecordID, value: requestJson),
+            NotificationParams.forUpdate(requestRecordID,
+                value: requestJson,
+                notificationExpiry: defaultNotificationExpiry),
             checkForFinalDeliveryStatus: false,
             waitForFinalDeliveryStatus: false);
         sent = true;
@@ -171,9 +175,7 @@ class AtRpc {
   final Metadata _defaultMetaData = Metadata()
     ..isPublic = false
     ..isEncrypted = true
-    ..namespaceAware = true
-    ..ttr = -1
-    ..ttl = 60 * 60 * 1000; // 1 hour
+    ..namespaceAware = true;
 
   /// Not part of API, but visibleForTesting.
   /// Receives 'request' notifications, and
@@ -343,7 +345,8 @@ class AtRpc {
             "Sending notification $responseAtKey with payload ${response.toJson()}");
         await atClient.notificationService.notify(
             NotificationParams.forUpdate(responseAtKey,
-                value: jsonEncode(response.toJson())),
+                value: jsonEncode(response.toJson()),
+                notificationExpiry: defaultNotificationExpiry),
             checkForFinalDeliveryStatus: false,
             waitForFinalDeliveryStatus: false);
         sent = true;

packages/at_client/pubspec.yaml

@@ -4,7 +4,7 @@ description: The at_client library is the non-platform specific Client SDK which
 ##
 ##
 ## NB: When incrementing the version, please also increment the version in AtClientConfig file
-version: 3.0.67
+version: 3.0.68
 ## NB: When incrementing the version, please also increment the version in AtClientConfig file
 ##