fix: display an error if StartMessenger fails

src/app/boot/app_controller.nim

@@ -103,6 +103,7 @@ proc buildAndRegisterUserProfile(self: AppController)
 # Startup Module Delegate Interface
 proc startupDidLoad*(self: AppController)
 proc userLoggedIn*(self: AppController)
+proc logout*(self: AppController)
 proc storeKeyPairForNewKeycardUser*(self: AppController)
 
 # Main Module Delegate Interface
@@ -369,6 +370,9 @@ proc userLoggedIn*(self: AppController) =
   if not self.startupModule.isNil:
     self.startupModule.delete
 
+proc logout*(self: AppController) =
+  self.generalService.logout()
+
 proc buildAndRegisterLocalAccountSensitiveSettings(self: AppController) =
   var pubKey = self.settingsService.getPublicKey()
   singletonInstance.localAccountSensitiveSettings.setFileName(pubKey)

src/app/modules/startup/io_interface.nim

@@ -28,6 +28,9 @@ method moveToLoadingAppState*(self: AccessInterface) {.base.} =
 method moveToAppState*(self: AccessInterface) {.base.} =
   raise newException(ValueError, "No implementation available")
 
+method moveToStartupState*(self: AccessInterface) {.base.} =
+  raise newException(ValueError, "No implementation available")
+
 method onBackActionClicked*(self: AccessInterface) {.base.} =
   raise newException(ValueError, "No implementation available")
     

src/app/modules/startup/module.nim

@@ -118,6 +118,9 @@ method moveToLoadingAppState*[T](self: Module[T]) =
 method moveToAppState*[T](self: Module[T]) =
   self.view.setAppState(AppState.MainAppState)
 
+method moveToStartupState*[T](self: Module[T]) =
+  self.view.setAppState(AppState.StartupState)
+
 method startUpUIRaised*[T](self: Module[T]) =
   self.view.startUpUIRaised()
 
@@ -284,7 +287,16 @@ method onNodeLogin*[T](self: Module[T], error: string) =
     quit() # quit the app
 
   if error.len == 0:
-    self.delegate.userLoggedIn()
+    try:
+      self.delegate.userLoggedIn()
+    except Exception as e:
+      let errDescription = e.msg
+      error "error: ", errDescription
+      self.delegate.logout()
+      self.moveToStartupState()
+      self.emitAccountLoginError(errDescription)
+      return
+
     if currStateObj.flowType() != FlowType.AppLogin:
       self.controller.storeIdentityImage()
     self.controller.cleanTmpData()

src/app_service/service/general/service.nim

@@ -23,12 +23,10 @@ proc init*(self: Service) =
     createDir(app_constants.ROOTKEYSTOREDIR)
 
 proc startMessenger*(self: Service) =
-  try:
-    discard status_general.startMessenger()
-  except Exception as e:
-    let errDesription = e.msg
-    error "error: ", errDesription
-    return
+  discard status_general.startMessenger()
+
+proc logout*(self: Service) =
+  discard status_general.logout()
 
 proc getPasswordStrengthScore*(self: Service, password, userName: string): int =
   try:    

src/backend/general.nim

@@ -22,6 +22,14 @@ proc startMessenger*(): RpcResponse[JsonNode] {.raises: [Exception].} =
   let payload = %* []
   result = core.callPrivateRPC("startMessenger".prefix, payload)
 
+proc logout*(): RpcResponse[JsonNode] {.raises: [Exception].} =
+  try:
+    let response = status_go.logout()
+    result.result = Json.decode(response, JsonNode)
+  except RpcException as e:
+    error "error logging out", methodName = "logout", exception=e.msg
+    raise newException(RpcException, e.msg)
+
 proc generateSymKeyFromPassword*(password: string): RpcResponse[JsonNode] {.raises: [Exception].} =
   let payload = %* [password]
   result = core.callPrivateRPC("waku_generateSymKeyFromPassword", payload)