👌 Prevent crash when refresh and switcher run at same time

phpmon/Domain/Menu/MainMenu+Startup.swift

@@ -0,0 +1,102 @@
+//
+//  MainMenu+Startup.swift
+//  PHP Monitor
+//
+//  Created by Nico Verbruggen on 03/01/2022.
+//  Copyright © 2022 Nico Verbruggen. All rights reserved.
+//
+
+import Cocoa
+
+extension MainMenu {
+    /**
+     Kick off the startup of the rendering of the main menu.
+     */
+    func startup() {
+        // Start with the icon
+        setStatusBar(image: NSImage(named: NSImage.Name("StatusBarIcon"))!)
+        
+        // Perform environment boot checks
+        DispatchQueue.global(qos: .userInitiated).async { [unowned self] in
+            Startup().checkEnvironment(success: { onEnvironmentPass() },
+                                       failure: { onEnvironmentFail() }
+            )
+        }
+    }
+    
+    /**
+     When the environment is all clear and the app can run, let's go.
+     */
+    private func onEnvironmentPass() {
+        PhpEnv.detectPhpVersions()
+        
+        if HomebrewDiagnostics.shared.errors.contains(.aliasConflict) {
+            DispatchQueue.main.async {
+                Alert.notify(
+                    message: "alert.php_alias_conflict.title".localized,
+                    info: "alert.php_alias_conflict.info".localized,
+                    style: .critical
+                )
+            }
+        }
+        
+        updatePhpVersionInStatusBar()
+        
+        Log.info("Determining broken PHP-FPM...")
+        // Attempt to find out if PHP-FPM is broken
+        let installation = PhpEnv.phpInstall
+        installation.notifyAboutBrokenPhpFpm()
+        
+        // Set up the config watchers on launch (these are automatically updated via delegate methods if the user switches)
+        Log.info("Setting up watchers...")
+        App.shared.handlePhpConfigWatcher()
+        
+        Log.info("Detecting applications...")
+        // Attempt to load list of applications
+        App.shared.detectedApplications = Application.detectPresetApplications()
+        let appNames = App.shared.detectedApplications.map { app in
+            return app.name
+        }
+        Log.info("Detected applications: \(appNames)")
+        
+        // Load the global hotkey
+        App.shared.loadGlobalHotkey()
+        
+        // Attempt to find out more info about Valet
+        Log.info("PHP Monitor has extracted the version number of Valet: \(Valet.shared.version)")
+        Valet.shared.validateVersion()
+        Valet.shared.startPreloadingSites()
+        Log.info("PHP Monitor is ready to serve!")
+        
+        // Schedule a request to fetch the PHP version every 60 seconds
+        DispatchQueue.main.async { [self] in
+            App.shared.timer = Timer.scheduledTimer(
+                timeInterval: 60,
+                target: self,
+                selector: #selector(refreshActiveInstallation),
+                userInfo: nil,
+                repeats: true
+            )
+        }
+    }
+    
+    /**
+     When the environment is not OK, present an alert to inform the user.
+     */
+    private func onEnvironmentFail() {
+        DispatchQueue.main.async { [self] in
+            let close = Alert.present(
+                messageText: "alert.cannot_start.title".localized,
+                informativeText: "alert.cannot_start.info".localized,
+                buttonTitle: "alert.cannot_start.close".localized,
+                secondButtonTitle: "alert.cannot_start.retry".localized
+            )
+            
+            if (close) {
+                exit(1)
+            }
+            
+            startup()
+        }
+    }
+}