🐛 Fix notification push batch emitted twice

.idea/workspace.xml

@@ -4,9 +4,9 @@
     <option name="autoReloadType" value="ALL" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="3fefb2c4-b6f9-466b-a523-53352e8d6f95" name="更改" comment=":loud_sound: Verbose notifying check logging">
+    <list default="true" id="3fefb2c4-b6f9-466b-a523-53352e8d6f95" name="更改" comment=":bug: Fix notifiable is empty when user do not set">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pkg/internal/services/preferences.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/services/preferences.go" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/pkg/internal/services/notifications.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/services/notifications.go" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -159,7 +159,6 @@
   </component>
   <component name="VcsManagerConfiguration">
     <option name="CHECK_CODE_SMELLS_BEFORE_PROJECT_COMMIT" value="false" />
-    <MESSAGE value=":recycle: Refactored more modules into nexus" />
     <MESSAGE value=":recycle: All parts into nexus" />
     <MESSAGE value=":truck: Move http server package" />
     <MESSAGE value=":recycle: Move models.Account to sec.UserInfo" />
@@ -184,7 +183,8 @@
     <MESSAGE value=":boom: Remove deprecated subscription API" />
     <MESSAGE value=":loud_sound: Verbose notifying logging" />
     <MESSAGE value=":loud_sound: Verbose notifying check logging" />
-    <option name="LAST_COMMIT_MESSAGE" value=":loud_sound: Verbose notifying check logging" />
+    <MESSAGE value=":bug: Fix notifiable is empty when user do not set" />
+    <option name="LAST_COMMIT_MESSAGE" value=":bug: Fix notifiable is empty when user do not set" />
     <option name="GROUP_MULTIFILE_MERGE_BY_DIRECTORY" value="true" />
   </component>
   <component name="VgoProject">
@@ -208,11 +208,6 @@
           <line>73</line>
           <option name="timeStamp" value="4" />
         </line-breakpoint>
-        <line-breakpoint enabled="true" type="DlvLineBreakpoint">
-          <url>file://$PROJECT_DIR$/pkg/internal/services/notifications.go</url>
-          <line>135</line>
-          <option name="timeStamp" value="5" />
-        </line-breakpoint>
       </breakpoints>
     </breakpoint-manager>
   </component>

pkg/internal/services/notifications.go

@@ -145,6 +145,9 @@ func PushNotification(notification models.Notification, skipNotifiableCheck ...b
 	return err
 }
 
+// PushNotificationBatch will push a notification to the user
+// The notification should be the same for all users except the account id field
+// For the notification push, the method will only use the first notification as template
 func PushNotificationBatch(notifications []models.Notification, skipNotifiableCheck ...bool) {
 	if len(notifications) == 0 {
 		return
@@ -179,8 +182,12 @@ func PushNotificationBatch(notifications []models.Notification, skipNotifiableCh
 	}
 
 	var subscribers []models.NotificationSubscriber
-	database.C.Where("account_id IN ?", accountIdx).Find(&subscribers)
+	if err := database.C.Where("account_id IN ?", accountIdx).Find(&subscribers).Error; err != nil {
+		log.Error().Err(err).Msg("Failed to fetch subscribers, unable to push notifications")
+	}
 
+	var providers []string
+	var tokens []string
 	stream := proto.NewStreamServiceClient(gap.Nx.GetNexusGrpcConn())
 	for _, notification := range notifications {
 		ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
@@ -198,23 +205,19 @@ func PushNotificationBatch(notifications []models.Notification, skipNotifiableCh
 			continue
 		}
 
-		var providers []string
-		var tokens []string
 		for _, subscriber := range lo.Filter(subscribers, func(item models.NotificationSubscriber, index int) bool {
 			return item.AccountID == notification.AccountID
 		}) {
 			providers = append(providers, subscriber.Provider)
 			tokens = append(tokens, subscriber.DeviceToken)
 		}
+	}
 
-		ctx, cancel = context.WithTimeout(context.Background(), 5*time.Second)
 	if err := gap.Px.PushNotifyBatch(pushkit.NotificationPushBatchRequest{
 		Providers:    providers,
 		Tokens:       tokens,
-			Notification: notification.EncodeToPushkit(),
+		Notification: notifications[0].EncodeToPushkit(),
 	}); err != nil {
-			log.Warn().Err(err).Str("topic", notification.Topic).Msg("Failed to push notification to Pusher")
+		log.Warn().Err(err).Str("topic", notifications[0].Topic).Msg("Failed to push notification to Pusher")
-		}
-		cancel()
 	}
 }