Improve applyAction function and add error handling

- Add compressText function to truncate long text.
- Wrap applyAction in try-catch block for error handling.
- Send error message to devchat if codeBlock type is 'command'.

src/handler/applyAction.ts

@@ -1,11 +1,34 @@
 import * as vscode from 'vscode';
 import { regInMessage, regOutMessage } from '../util/reg_messages';
 import ActionManager from '../action/actionManager';
+import { MessageHandler } from './messageHandler';
+import { sendMessage } from './sendMessage';
+import { logger } from '../util/logger';
+
+function compressText(text: string, maxLength: number): string {
+	if (text.length <= maxLength) {
+	  return text;
+	}
+  
+	const halfLength = Math.floor(maxLength / 2);
+	return text.slice(0, halfLength) + " ... " + text.slice(-halfLength);
+}
 
 
 regInMessage({command: 'applyAction', actionName: '', codeBlock: { type: '', content: '', fileName: ''}});
 export async function applyAction(message: any, panel: vscode.WebviewPanel|vscode.WebviewView): Promise<void> {
-	ActionManager.getInstance().applyAction(message.actionName, message.codeBlock);
+	try {
+		const result = await ActionManager.getInstance().applyAction(message.actionName, message.codeBlock);
+		if (message.codeBlock.type === 'command') {
+			// send error message to devchat
+			const newMessage = `run command: ${compressText(message.codeBlock.content, 100)}, result: {"exit_code": ${result.exitCode}, stdout: ${compressText(result.stdout, 100)}, stderr: ${compressText(result.stderr, 100)}}. Next step`;
+			MessageHandler.sendMessage(panel, { "command": "sendMessageSystem" });
+			sendMessage({command: 'sendMessage', text: newMessage}, panel);
+		}
+	} catch (error) {
+		logger.channel()?.error('Failed to parse code file content: ' + error);
+		logger.channel()?.show();
+	}
 }