✨ Feature(custom): improve handling of second instance activation with timer

ISSUES CLOSED: #522

src/main/lifeCycle/index.ts

@@ -226,8 +226,14 @@ class LifeCycle {
   }
 
   #onRunning() {
+    let pendingActivateWindowTimer: ReturnType<typeof setTimeout> | null = null
+
     app.on('second-instance', (_, commandLine, workingDirectory) => {
       logger.info('detect second instance')
+      if (pendingActivateWindowTimer !== null) {
+        clearTimeout(pendingActivateWindowTimer)
+        pendingActivateWindowTimer = null
+      }
       const result = handleStartUpFiles(commandLine, workingDirectory)
       if (!result) {
         windowManager.create(IWindowList.SETTING_WINDOW)
@@ -235,7 +241,13 @@ class LifeCycle {
     })
     app.on('activate', () => {
       if (!windowManager.has(IWindowList.SETTING_WINDOW)) {
-        windowManager.create(IWindowList.SETTING_WINDOW)
+        if (pendingActivateWindowTimer !== null) clearTimeout(pendingActivateWindowTimer)
+        pendingActivateWindowTimer = setTimeout(() => {
+          pendingActivateWindowTimer = null
+          if (!windowManager.has(IWindowList.SETTING_WINDOW)) {
+            windowManager.create(IWindowList.SETTING_WINDOW)
+          }
+        }, 300)
       }
     })
     const storedAutoStartEnabled = picgo.getConfig<boolean>(configPaths.settings.autoStart) || false