Add default settings

Author: intitni

ExtensionService/AppDelegate.swift

@@ -23,6 +23,7 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSWindowDelegate {
         _ = GraphicalUserInterfaceController.shared
         // setup real-time suggestion controller
         _ = RealtimeSuggestionController.shared
+        setupDefaultSettings()
         setupQuitOnUpdate()
         setupQuitOnUserTerminated()
         xpcListener = setupXPCListener()
@@ -177,6 +178,18 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSWindowDelegate {
         listener.resume()
         return (listener, delegate)
     }
+    
+    func setupDefaultSettings() {
+        func setDefaultValue<T>(_ value: T, forKey: String) {
+            let userDefaults = UserDefaults.shared
+            if userDefaults.value(forKey: forKey) == nil {
+                userDefaults.set(value, forKey: forKey)
+            }
+        }
+        setDefaultValue(true, forKey: SettingsKey.quitXPCServiceOnXcodeAndAppQuit)
+        setDefaultValue(false, forKey: SettingsKey.realtimeSuggestionToggle)
+        setDefaultValue(1 as Double, forKey: SettingsKey.realtimeSuggestionDebounce)
+    }
 }
 
 private class UserDefaultsObserver: NSObject {