error handling

Author: leigaol

plugins/amazonq/chat/jetbrains-community/src/software/aws/toolkits/jetbrains/services/amazonq/webview/BrowserConnector.kt

@@ -425,14 +425,22 @@ class BrowserConnector(
         browser: Browser,
     ) {
         result.whenComplete { value, error ->
-            chatCommunicationManager.removePartialChatMessage(partialResultToken)
-            val messageToChat = ChatCommunicationManager.convertToJsonToSendToChat(
-                SEND_CHAT_COMMAND_PROMPT,
-                tabId,
-                encryptionManager?.decrypt(value).orEmpty(),
-                isPartialResult = false
-            )
-            browser.postChat(messageToChat)
+            try {
+                if (error != null) {
+                    throw error
+                }
+                chatCommunicationManager.removePartialChatMessage(partialResultToken)
+                val messageToChat = ChatCommunicationManager.convertToJsonToSendToChat(
+                    SEND_CHAT_COMMAND_PROMPT,
+                    tabId,
+                    encryptionManager?.decrypt(value).orEmpty(),
+                    isPartialResult = false
+                )
+                browser.postChat(messageToChat)
+
+            } catch (e: Exception) {
+
+            }
         }
     }
 

plugins/amazonq/shared/jetbrains-community/src/software/aws/toolkits/jetbrains/services/amazonq/lsp/model/aws/chat/ErrorParams.kt

@@ -0,0 +1,13 @@
+// Copyright 2025 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+package software.aws.toolkits.jetbrains.services.amazonq.lsp.model.aws.chat
+
+import org.eclipse.lsp4j.TextDocumentIdentifier
+
+data class ErrorParams(
+    val tabID: String,
+    val triggerType: String?,
+    val message: String,
+    val title: String
+)

plugins/amazonq/shared/jetbrains-community/src/software/aws/toolkits/jetbrains/services/amazonq/lsp/model/aws/chat/FlareChatCommands.kt

@@ -31,3 +31,4 @@ const val CHAT_SEND_UPDATE = "aws/chat/sendChatUpdate"
 const val CHAT_CREATE_PROMPT = "aws/chat/createPrompt"
 const val SHOW_SAVE_FILE_DIALOG_REQUEST_METHOD = "aws/showSaveFileDialog"
 const val GET_SERIALIZED_CHAT_REQUEST_METHOD = "aws/chat/getSerializedChat"
+const val CHAT_ERROR_PARAMS = "errorMessage"