chore: let user know about 429 status

packages/services/src/Domain/Event/ApplicationEvent.ts

@@ -56,4 +56,5 @@ export enum ApplicationEvent {
   /** Called when the app first launches and after first sync request made after sign in */
   CompletedInitialSync = 'Application:CompletedInitialSync',
   DidPurchaseSubscription = 'Application:DidPurchaseSubscription',
+  SyncTooManyRequests = 'Application:SyncTooManyRequests',
 }

packages/services/src/Domain/Event/SyncEvent.ts

@@ -33,6 +33,7 @@ export enum SyncEvent {
   ReceivedSharedVaultInvites = 'received-shared-vault-invites',
   ReceivedNotifications = 'received-user-events',
   ReceivedAsymmetricMessages = 'received-asymmetric-messages',
+  TooManyRequests = 'too-many-requests',
 }
 
 export type SyncEventReceivedRemoteSharedVaultsData = SharedVaultServerHash[]

packages/snjs/lib/Application/Event.ts

@@ -16,6 +16,7 @@ const map: Record<string, ApplicationEvent> = {
   [SyncEvent.DatabaseReadError]: ApplicationEvent.LocalDatabaseReadError,
   [SyncEvent.DatabaseWriteError]: ApplicationEvent.LocalDatabaseWriteError,
   [SyncEvent.DownloadFirstSyncCompleted]: ApplicationEvent.CompletedInitialSync,
+  [SyncEvent.TooManyRequests]: ApplicationEvent.SyncTooManyRequests,
 }
 
 export function applicationEventForSyncEvent(syncEvent: SyncEvent): ApplicationEvent | undefined {

packages/snjs/lib/Services/Sync/SyncService.ts

@@ -100,6 +100,7 @@ import { ContentType } from '@standardnotes/domain-core'
 
 const DEFAULT_MAJOR_CHANGE_THRESHOLD = 15
 const INVALID_SESSION_RESPONSE_STATUS = 401
+const TOO_MANY_REQUESTS_RESPONSE_STATUS = 429
 const DEFAULT_AUTO_SYNC_INTERVAL = 30_000
 
 /** Content types appearing first are always mapped first */
@@ -1000,6 +1001,10 @@ export class SyncService
       void this.notifyEvent(SyncEvent.InvalidSession)
     }
 
+    if (response.status === TOO_MANY_REQUESTS_RESPONSE_STATUS) {
+      void this.notifyEvent(SyncEvent.TooManyRequests)
+    }
+
     this.opStatus?.setError(response.error)
 
     void this.notifyEvent(SyncEvent.SyncError, response)

packages/web/src/javascripts/Components/ApplicationView/ApplicationView.tsx

@@ -13,7 +13,7 @@ import { FunctionComponent, useCallback, useEffect, useMemo, useState, lazy, use
 import RevisionHistoryModal from '@/Components/RevisionHistoryModal/RevisionHistoryModal'
 import PremiumModalProvider from '@/Hooks/usePremiumModal'
 import ConfirmSignoutContainer from '@/Components/ConfirmSignoutModal/ConfirmSignoutModal'
-import { ToastContainer } from '@standardnotes/toast'
+import { addToast, ToastContainer, ToastType } from '@standardnotes/toast'
 import FilePreviewModalWrapper from '@/Components/FilePreview/FilePreviewModal'
 import FileContextMenuWrapper from '@/Components/FileContextMenu/FileContextMenu'
 import PermissionsModalWrapper from '@/Components/PermissionsModal/PermissionsModalWrapper'
@@ -141,6 +141,11 @@ const ApplicationView: FunctionComponent<Props> = ({ application, mainApplicatio
             })
             .catch(console.error)
         }
+      } else if (eventName === ApplicationEvent.SyncTooManyRequests) {
+        addToast({
+          type: ToastType.Error,
+          message: 'Too many requests. Please try again later.',
+        })
       }
     })