fix(zgsm): safely pass optional language metadata to avoid runtime errors

Author: mini2s

src/api/providers/zgsm.ts

@@ -536,7 +536,7 @@ export class ZgsmAiHandler extends BaseProvider implements SingleCompletionHandl
 				Object.assign(isAzureAiInference ? { path: OPENAI_AZURE_AI_INFERENCE_PATH } : {}, {
 					headers: {
 						...this.buildHeaders(
-							{ language: metadata.language, taskId: requestId },
+							{ language: metadata?.language, taskId: requestId },
 							requestId,
 							cachedClientId,
 							cachedWorkspacePath,

src/core/task/Task.ts

@@ -943,11 +943,13 @@ export class Task extends EventEmitter<TaskEvents> implements TaskLike {
 			)
 
 			if (lastFollowUpIndex !== -1) {
-				// Mark this follow-up as answered
-				this.clineMessages[lastFollowUpIndex].isAnswered = true
-				// Save the updated messages
-				this.saveClineMessages().catch((error) => {
-					console.error("Failed to save answered follow-up state:", error)
+				delay(30).then(() => {
+					// Mark this follow-up as answered
+					this.clineMessages[lastFollowUpIndex].isAnswered = true
+					// Save the updated messages
+					this.saveClineMessages().catch((error) => {
+						console.error("Failed to save answered follow-up state:", error)
+					})
 				})
 			}
 		}

src/core/webview/messageEnhancer.ts

@@ -10,6 +10,7 @@ export interface MessageEnhancerOptions {
 	customSupportPrompts?: Record<string, any>
 	listApiConfigMeta: Array<{ id: string; name?: string }>
 	enhancementApiConfigId?: string
+	language?: string
 	includeTaskHistoryInEnhance?: boolean
 	currentClineMessages?: ClineMessage[]
 	providerSettingsManager: ProviderSettingsManager
@@ -41,6 +42,7 @@ export class MessageEnhancer {
 				includeTaskHistoryInEnhance,
 				currentClineMessages,
 				providerSettingsManager,
+				language,
 			} = options
 
 			// Determine which API configuration to use
@@ -76,7 +78,7 @@ export class MessageEnhancer {
 			)
 
 			// Call the single completion handler to get the enhanced prompt
-			const enhancedText = await singleCompletionHandler(configToUse, enhancementPrompt)
+			const enhancedText = await singleCompletionHandler(configToUse, enhancementPrompt, "", { language })
 
 			return {
 				success: true,

src/core/webview/webviewMessageHandler.ts

@@ -1784,6 +1784,7 @@ export const webviewMessageHandler = async (
 						listApiConfigMeta = [],
 						enhancementApiConfigId,
 						includeTaskHistoryInEnhance,
+						language,
 					} = state
 
 					const currentCline = provider.getCurrentTask()
@@ -1797,6 +1798,7 @@ export const webviewMessageHandler = async (
 						includeTaskHistoryInEnhance,
 						currentClineMessages: currentCline?.clineMessages,
 						providerSettingsManager: provider.providerSettingsManager,
+						language,
 					})
 
 					if (result.success && result.enhancedText) {