👀 First attempt at using async code in Swift

phpmon/Domain/App/AppDelegate.swift

@@ -91,7 +91,7 @@ class AppDelegate: NSObject, NSApplicationDelegate, UNUserNotificationCenterDele
         // Make sure notifications will work
         setupNotifications()
         // Make sure the menu performs its initial checks
-        menu.startup()
+        Task { await menu.startup() }
     }
     
 }

phpmon/Domain/App/Startup.swift

@@ -17,13 +17,13 @@ class Startup {
      - Parameter success: Callback that is fired if the application can proceed with launch
      - Parameter failure: Callback that is fired if the application must retry launch
      */
-    func checkEnvironment(success: @escaping () -> Void, failure: @escaping () -> Void)
+    func checkEnvironment() async -> Bool
     {
         // Do the important system setup checks
         Log.info("[ARCH] The user is running PHP Monitor with the architecture: \(App.architecture)")
         
         for check in self.checks {
-            if check.succeeds() {
+            if await check.succeeds() {
                 Log.info("[OK] \(check.name)")
                 continue
             }
@@ -31,18 +31,18 @@ class Startup {
             // If we get here, something's gone wrong and the check has failed
             Log.info("[FAIL] \(check.name)")
             showAlert(for: check)
-            failure()
+            return false
-            return
         }
         
         // If we get here, nothing has gone wrong. That's what we want!
         initializeSwitcher()
         Log.info("==================================")
         Log.info("PHP Monitor has determined the application has successfully passed all checks.")
-        success()
+        return true
     }
     
     private func showAlert(for check: EnvironmentCheck) {
+        DispatchQueue.main.async {
             if check.requiresAppRestart {
                 Alert.notify(
                     message: check.titleText,
@@ -59,6 +59,7 @@ class Startup {
                 style: .critical
             )
         }
+    }
     
     /**
      Because the Switcher requires various environment guarantees, the switcher is only
@@ -152,7 +153,7 @@ class Startup {
      Checks that require an app restart will always lead to an alert and app termination shortly after.
      */
     struct EnvironmentCheck {
-        let command: () -> Bool
+        let command: () async -> Bool
         let name: String
         let titleText: String
         let descriptionText: String
@@ -160,7 +161,7 @@ class Startup {
         let requiresAppRestart: Bool
         
         init(
-            command: @escaping () -> Bool,
+            command: @escaping () async -> Bool,
             name: String,
             titleText: String,
             descriptionText: String,
@@ -175,8 +176,8 @@ class Startup {
             self.requiresAppRestart = requiresAppRestart
         }
         
-        public func succeeds() -> Bool {
+        public func succeeds() async -> Bool {
-            return !self.command()
+            return await !self.command()
         }
     }
 }

phpmon/Domain/Menu/MainMenu+Startup.swift

@@ -12,16 +12,16 @@ extension MainMenu {
     /**
      Kick off the startup of the rendering of the main menu.
      */
-    func startup() {
+    func startup() async {
         // Start with the icon
-        setStatusBar(image: NSImage(named: NSImage.Name("StatusBarIcon"))!)
-        
-        // Perform environment boot checks
         DispatchQueue.main.async {
-            Startup().checkEnvironment(
+            self.setStatusBar(image: NSImage(named: NSImage.Name("StatusBarIcon"))!)
-                success: { self.onEnvironmentPass() },
+        }
-                failure: { self.onEnvironmentFail() }
+        
-            )
+        if await Startup().checkEnvironment() {
+            self.onEnvironmentPass()
+        } else {
+            self.onEnvironmentFail()
         }
     }
     
@@ -113,7 +113,7 @@ extension MainMenu {
                 exit(1)
             }
             
-            startup()
+            Task { await startup() }
         }
     }
 }