use property wrappers to have settings in a nice way. now it's the only place for settings key

MTMR.xcodeproj/project.pbxproj

@@ -18,6 +18,7 @@
 		36C2ECDD207C723B003CDA33 /* ParseConfigTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 36C2ECDC207C723B003CDA33 /* ParseConfigTests.swift */; };
 		36C2ECDE207C82DE003CDA33 /* ItemsParsing.swift in Sources */ = {isa = PBXBuildFile; fileRef = 36C2ECDA207C3FE7003CDA33 /* ItemsParsing.swift */; };
 		36C2ECE0207CB1B0003CDA33 /* defaultPreset.json in Resources */ = {isa = PBXBuildFile; fileRef = 36C2ECDF207CB1B0003CDA33 /* defaultPreset.json */; };
+		36FEF872235A1CFC00A0ABCE /* AppSettings.swift in Sources */ = {isa = PBXBuildFile; fileRef = 36FEF871235A1CFC00A0ABCE /* AppSettings.swift */; };
 		4CC9FEDC22FDEA65001512EB /* AMR_ANSIEscapeHelper.m in Sources */ = {isa = PBXBuildFile; fileRef = 4CC9FEDB22FDEA65001512EB /* AMR_ANSIEscapeHelper.m */; };
 		4CDC6E5022FCA93F0069ADD4 /* ShellScriptTouchBarItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CDC6E4F22FCA93F0069ADD4 /* ShellScriptTouchBarItem.swift */; };
 		4CFF5E5C22E623DD00BFB1EE /* YandexWeatherBarItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4CFF5E5B22E623DD00BFB1EE /* YandexWeatherBarItem.swift */; };
@@ -94,6 +95,7 @@
 		36C2ECDA207C3FE7003CDA33 /* ItemsParsing.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ItemsParsing.swift; sourceTree = "<group>"; };
 		36C2ECDC207C723B003CDA33 /* ParseConfigTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ParseConfigTests.swift; sourceTree = "<group>"; };
 		36C2ECDF207CB1B0003CDA33 /* defaultPreset.json */ = {isa = PBXFileReference; lastKnownFileType = text.json; path = defaultPreset.json; sourceTree = "<group>"; };
+		36FEF871235A1CFC00A0ABCE /* AppSettings.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppSettings.swift; sourceTree = "<group>"; };
 		4CC9FEDA22FDEA65001512EB /* AMR_ANSIEscapeHelper.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AMR_ANSIEscapeHelper.h; sourceTree = "<group>"; };
 		4CC9FEDB22FDEA65001512EB /* AMR_ANSIEscapeHelper.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = AMR_ANSIEscapeHelper.m; sourceTree = "<group>"; };
 		4CDC6E4F22FCA93F0069ADD4 /* ShellScriptTouchBarItem.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShellScriptTouchBarItem.swift; sourceTree = "<group>"; };
@@ -225,6 +227,7 @@
 				36C2ECDF207CB1B0003CDA33 /* defaultPreset.json */,
 				B082B252205C7D8000BC04DC /* AppDelegate.swift */,
 				B0A7E9A9205D6AA400EEF070 /* KeyPress.swift */,
+				36FEF871235A1CFC00A0ABCE /* AppSettings.swift */,
 				B059D623205E04F3006E6B86 /* CustomButtonTouchBarItem.swift */,
 				36C2ECD8207B74B4003CDA33 /* AppleScriptTouchBarItem.swift */,
 				4CDC6E4F22FCA93F0069ADD4 /* ShellScriptTouchBarItem.swift */,
@@ -474,6 +477,7 @@
 				6042B6AA2083E27000C525C8 /* DeprecatedCarbonAPI.c in Sources */,
 				B09EB1E4207C082000D5C1E0 /* HapticFeedback.swift in Sources */,
 				B08173272135F02B005D4908 /* NightShiftBarItem.swift in Sources */,
+				36FEF872235A1CFC00A0ABCE /* AppSettings.swift in Sources */,
 				60F7D454208CC31400ABF5D2 /* InputSourceBarItem.swift in Sources */,
 				36A778BE20A6C27100B38714 /* GeneralExtensions.swift in Sources */,
 				60669B4320AD8FA80074E817 /* GroupBarItem.swift in Sources */,

MTMR/AppDelegate.swift

@@ -42,13 +42,12 @@ class AppDelegate: NSObject, NSApplicationDelegate {
     func applicationWillTerminate(_: Notification) {}
 
     func HapticFeedbackUpdate() {
-        HapticFeedback.shared = TouchBarController.shared.hapticFeedbackState ? HapticFeedback() : nil
+        HapticFeedback.shared = AppSettings.hapticFeedbackState ? HapticFeedback() : nil
     }
 
     @objc func updateIsBlockedApp() {
         if let frontmostAppId = TouchBarController.shared.frontmostApplicationIdentifier {
-            let blacklistAppIdentifiers = UserDefaults.standard.stringArray(forKey: "com.toxblh.mtmr.blackListedApps") ?? []
+            isBlockedApp = AppSettings.blacklistedAppIds.firstIndex(of: frontmostAppId) != nil
-            isBlockedApp = blacklistAppIdentifiers.firstIndex(of: frontmostAppId) != nil
         } else {
             isBlockedApp = false
         }
@@ -64,10 +63,10 @@ class AppDelegate: NSObject, NSApplicationDelegate {
         task.launch()
     }
 
-    @objc func toggleControlStrip(_: Any?) {
+    @objc func toggleControlStrip(_ item: NSMenuItem) {
-        TouchBarController.shared.showControlStripState = !TouchBarController.shared.showControlStripState
+        item.state = item.state == .on ? .off : .on
+        AppSettings.showControlStripState = item.state == .off
         TouchBarController.shared.resetControlStrip()
-        createMenu()
     }
 
     @objc func toggleBlackListedApp(_: Any?) {
@@ -78,23 +77,22 @@ class AppDelegate: NSObject, NSApplicationDelegate {
                 TouchBarController.shared.blacklistAppIdentifiers.append(appIdentifier)
             }
             
-            UserDefaults.standard.set(TouchBarController.shared.blacklistAppIdentifiers, forKey: "com.toxblh.mtmr.blackListedApps")
+            AppSettings.blacklistedAppIds = TouchBarController.shared.blacklistAppIdentifiers
-            UserDefaults.standard.synchronize()
-
             TouchBarController.shared.updateActiveApp()
             updateIsBlockedApp()
         }
     }
 
-    @objc func toggleHapticFeedback(_: Any?) {
+    @objc func toggleHapticFeedback(_ item: NSMenuItem) {
-        TouchBarController.shared.hapticFeedbackState = !TouchBarController.shared.hapticFeedbackState
+        item.state = item.state == .on ? .off : .on
+        AppSettings.hapticFeedbackState = item.state == .on
         HapticFeedbackUpdate()
-        createMenu()
     }
 
-    @objc func toggleMultitouch(_: Any?) {
+    @objc func toggleMultitouch(_ item: NSMenuItem) {
-        TouchBarController.shared.multitouchGestures = !TouchBarController.shared.multitouchGestures
+        item.state = item.state == .on ? .off : .on
-        createMenu()
+        AppSettings.multitouchGestures = item.state == .on
+        TouchBarController.shared.scrollArea?.gesturesEnabled = item.state == .on
     }
 
     @objc func openPreset(_: Any?) {
@@ -129,13 +127,13 @@ class AppDelegate: NSObject, NSApplicationDelegate {
         toggleBlackList.state = isBlockedApp ? .on : .off
 
         let hideControlStrip = NSMenuItem(title: "Hide Control Strip", action: #selector(toggleControlStrip(_:)), keyEquivalent: "T")
-        hideControlStrip.state = TouchBarController.shared.showControlStripState ? .off : .on
+        hideControlStrip.state = AppSettings.showControlStripState ? .off : .on
 
         let hapticFeedback = NSMenuItem(title: "Haptic Feedback", action: #selector(toggleHapticFeedback(_:)), keyEquivalent: "H")
-        hapticFeedback.state = TouchBarController.shared.hapticFeedbackState ? .on : .off
+        hapticFeedback.state = AppSettings.hapticFeedbackState ? .on : .off
 
         let multitouchGestures = NSMenuItem(title: "Volume/Brightness gestures", action: #selector(toggleMultitouch(_:)), keyEquivalent: "")
-        multitouchGestures.state = TouchBarController.shared.multitouchGestures ? .on : .off
+        multitouchGestures.state = AppSettings.multitouchGestures ? .on : .off
 
         let settingSeparator = NSMenuItem(title: "Settings", action: nil, keyEquivalent: "")
         settingSeparator.isEnabled = false

MTMR/AppSettings.swift

@@ -0,0 +1,30 @@
+import Foundation
+
+struct AppSettings {
+    @UserDefault(key: "com.toxblh.mtmr.settings.showControlStrip", defaultValue: false)
+    static var showControlStripState: Bool
+    
+    @UserDefault(key: "com.toxblh.mtmr.settings.hapticFeedback", defaultValue: true)
+    static var hapticFeedbackState: Bool
+    
+    @UserDefault(key: "com.toxblh.mtmr.settings.multitouchGestures", defaultValue: true)
+    static var multitouchGestures: Bool
+    
+    @UserDefault(key: "com.toxblh.mtmr.blackListedApps", defaultValue: [])
+    static var blacklistedAppIds: [String]
+}
+
+@propertyWrapper
+struct UserDefault<T> {
+    let key: String
+    let defaultValue: T
+    var wrappedValue: T {
+        get {
+            return UserDefaults.standard.object(forKey: key) as? T ?? defaultValue
+        }
+        set {
+            UserDefaults.standard.set(newValue, forKey: key)
+            UserDefaults.standard.synchronize()
+        }
+    }
+}

MTMR/TouchBarController.swift

@@ -81,35 +81,6 @@ class TouchBarController: NSObject, NSTouchBarDelegate {
     var scrollArea: ScrollViewItem?
     var centerScrollArea = NSTouchBarItem.Identifier("com.toxblh.mtmr.scrollArea.".appending(UUID().uuidString))
 
-    var showControlStripState: Bool {
-        get {
-            return UserDefaults.standard.bool(forKey: "com.toxblh.mtmr.settings.showControlStrip")
-        }
-        set {
-            UserDefaults.standard.set(newValue, forKey: "com.toxblh.mtmr.settings.showControlStrip")
-        }
-    }
-    
-    var hapticFeedbackState: Bool {
-        get {
-            return UserDefaults.standard.bool(forKey: "com.toxblh.mtmr.settings.hapticFeedback")
-        }
-        set {
-            UserDefaults.standard.set(newValue, forKey: "com.toxblh.mtmr.settings.hapticFeedback")
-        }
-    }
-    
-    var multitouchGestures: Bool {
-        get {
-            return UserDefaults.standard.bool(forKey: "com.toxblh.mtmr.settings.multitouchGestures")
-        }
-        set {
-            scrollArea?.gesturesEnabled = newValue
-            UserDefaults.standard.set(newValue, forKey: "com.toxblh.mtmr.settings.multitouchGestures")
-            UserDefaults.standard.synchronize()
-        }
-    }
-
     var blacklistAppIdentifiers: [String] = []
     var frontmostApplicationIdentifier: String? {
         return NSWorkspace.shared.frontmostApplication?.bundleIdentifier
@@ -126,9 +97,7 @@ class TouchBarController: NSObject, NSTouchBarDelegate {
             }), longAction: .none, parameters: [.width: .width(30), .image: .image(source: (NSImage(named: NSImage.stopProgressFreestandingTemplateName))!)])
         }
 
-        if let blackListed = UserDefaults.standard.stringArray(forKey: "com.toxblh.mtmr.blackListedApps") {
+        blacklistAppIdentifiers = AppSettings.blacklistedAppIds
-            blacklistAppIdentifiers = blackListed
-        }
         
         NSWorkspace.shared.notificationCenter.addObserver(self, selector: #selector(activeApplicationChanged), name: NSWorkspace.didLaunchApplicationNotification, object: nil)
         NSWorkspace.shared.notificationCenter.addObserver(self, selector: #selector(activeApplicationChanged), name: NSWorkspace.didTerminateApplicationNotification, object: nil)
@@ -158,7 +127,7 @@ class TouchBarController: NSObject, NSTouchBarDelegate {
 
         centerScrollArea = NSTouchBarItem.Identifier("com.toxblh.mtmr.scrollArea.".appending(UUID().uuidString))
         scrollArea = ScrollViewItem(identifier: centerScrollArea, items: centerItems)
-        scrollArea?.gesturesEnabled = multitouchGestures
+        scrollArea?.gesturesEnabled = AppSettings.multitouchGestures
 
         touchBar.delegate = self
         touchBar.defaultItemIdentifiers = []
@@ -235,7 +204,7 @@ class TouchBarController: NSObject, NSTouchBarDelegate {
     }
 
     @objc private func presentTouchBar() {
-        if showControlStripState {
+        if AppSettings.showControlStripState {
             updateControlStripPresence()
             presentSystemModal(touchBar, systemTrayItemIdentifier: .controlStripItem)
         } else {

MTMR/Widgets/GroupBarItem.swift

@@ -52,7 +52,7 @@ class GroupBarItem: NSPopoverTouchBarItem, NSTouchBarDelegate {
         TouchBarController.shared.touchBar.defaultItemIdentifiers = []
         TouchBarController.shared.touchBar.defaultItemIdentifiers = leftIdentifiers + [centerScrollArea] + rightIdentifiers
 
-        if TouchBarController.shared.showControlStripState {
+        if AppSettings.showControlStripState {
             presentSystemModal(TouchBarController.shared.touchBar, systemTrayItemIdentifier: .controlStripItem)
         } else {
             presentSystemModal(TouchBarController.shared.touchBar, placement: 1, systemTrayItemIdentifier: .controlStripItem)