feat(hardening): completar fase 3 con validación, navegación segura y shutdown

src/main/main.ts

@@ -24,9 +24,11 @@ const nodecgManager = createNodecgProcessManager({
   log,
 });
 
+type AppShutdownState = "running" | "stopping" | "stopped";
+
 let mainWindow: BrowserWindow | null = null;
 let loadingWindow: BrowserWindow | null = null;
-let isQuitting = false;
+let shutdownState: AppShutdownState = "running";
 
 async function launch(): Promise<void> {
   mainWindow = createMainWindow({ runtimeConfig, rootPath, dashboardUrl });
@@ -75,6 +77,22 @@ function closeLoadingWindow(): void {
   loadingWindow = null;
 }
 
+function stopNodecgGracefully(): Promise<void> {
+  if (shutdownState === "stopped") {
+    return Promise.resolve();
+  }
+
+  if (shutdownState === "stopping") {
+    return nodecgManager.stopNodeCG();
+  }
+
+  shutdownState = "stopping";
+
+  return nodecgManager.stopNodeCG().finally(() => {
+    shutdownState = "stopped";
+  });
+}
+
 app.on("ready", () => {
   app.setName(runtimeConfig.title);
 
@@ -104,24 +122,27 @@ app.on("window-all-closed", () => {
 });
 
 app.on("before-quit", (event) => {
-  if (isQuitting) {
+  if (shutdownState !== "running") {
     return;
   }
 
   event.preventDefault();
-  isQuitting = true;
 
-  nodecgManager.stopNodeCG().finally(() => {
+  stopNodecgGracefully().finally(() => {
     app.quit();
   });
 });
 
 app.on("will-quit", () => {
-  void nodecgManager.stopNodeCG();
+  if (shutdownState === "running") {
+    void stopNodecgGracefully();
+  }
 });
 
 process.on("exit", () => {
-  void nodecgManager.stopNodeCG();
+  if (shutdownState === "running") {
+    void stopNodecgGracefully();
+  }
 });
 
 process.on("uncaughtException", (error) => {