Send message to python side on disconnect from vscode server side

Author: xnkevinnguyen

src/debugger/debugAdapter.ts

@@ -1,6 +1,7 @@
 import { DebugAdapterTracker, DebugConsole, DebugSession } from "vscode";
 import { MessagingService } from "../service/messagingService";
 import { DEBUG_COMMANDS } from "../view/constants";
+import { DebuggerCommunicationServer } from "../debuggerCommunicationServer";
 
 export class DebugAdapter implements DebugAdapterTracker {
     private readonly console: DebugConsole | undefined;
@@ -32,8 +33,8 @@ export class DebugAdapter implements DebugAdapterTracker {
     onError() {
         this.messagingService.sendStartMessage();
     }
-    // Device is always running when exiting debugging mode
     onExit() {
+        // Device is always running when exiting debugging mode
         this.messagingService.sendStartMessage();
     }
 }

src/debuggerCommunicationServer.ts

@@ -11,7 +11,6 @@ export const DEBUGGER_MESSAGES = {
         INPUT_CHANGED: "input_changed",
         RECEIVED_STATE: "received_state",
         DISCONNECT: "process_disconnect",
-
     },
     LISTENER: {
         UPDATE_STATE: "updateState",
@@ -47,6 +46,7 @@ export class DebuggerCommunicationServer {
     }
 
     public closeConnection(): void {
+        this.disconnectSocketIo();
         this.serverIo.close();
         this.serverHttp.close();
         console.info("Closing the server");
@@ -108,6 +108,9 @@ export class DebuggerCommunicationServer {
             });
         });
     }
+    public disconnectSocketIo() {
+        this.serverIo.emit(DEBUGGER_MESSAGES.EMITTER.DISCONNECT, {});
+    }
 
     private handleState(data: any): void {
         try {

src/service/messagingService.ts

@@ -14,11 +14,7 @@ export class MessagingService {
             this.currentWebviewTarget.postMessage({ command: debugCommand });
         }
     }
-    public sendDebuggerExitMessage() {
-        this.currentWebviewTarget.postMessage({
-            command: DEBUGGER_MESSAGES.EMITTER.DISCONNECT,
-        });
-    }
+
     public sendStartMessage() {
         this.currentWebviewTarget.postMessage({
             command: VSCODE_MESSAGES_TO_WEBVIEW.RUN_DEVICE,