✨ Switch PHP versions (on the main thread)

phpmon/AppDelegate.swift

@@ -13,14 +13,18 @@ class AppDelegate: NSObject, NSApplicationDelegate {
     
     var timer: Timer?
     var version: PhpVersionExtractor? = nil
+    var availablePhpVersions : [String] = []
+    var busy: Bool = false
 
     let statusItem = NSStatusBar.system.statusItem(
         withLength: 32
     )
 
     func applicationDidFinishLaunching(_ aNotification: Notification) {
+        self.availablePhpVersions = Services.detectPhpVersions()
         self.setStatusBarImage(version: "???")
         self.updatePhpVersionInStatusBar()
+        print(self.availablePhpVersions)
         // Schedule a request to fetch the PHP version every 15 seconds
         Timer.scheduledTimer(timeInterval: 15, target: self, selector: #selector(updatePhpVersionInStatusBar), userInfo: nil, repeats: true)
     }
@@ -52,16 +56,34 @@ class AppDelegate: NSObject, NSApplicationDelegate {
         }
         menu.addItem(NSMenuItem(title: string, action: nil, keyEquivalent: ""))
         menu.addItem(NSMenuItem.separator())
-        /*
+        if (self.availablePhpVersions.count > 0 && !busy) {
-        // TODO: Add menu items based on available PHP versions
+            for index in (0..<self.availablePhpVersions.count) {
-        menu.addItem(NSMenuItem(title: "Switch to PHP 5.6", action: #selector(switchPhpVersion(version:)), keyEquivalent: "1"))
+                let version = self.availablePhpVersions[index]
+                let action = #selector(self.switchToPhpVersion(sender:))
+                let menuItem = NSMenuItem(title: "Switch to PHP \(version)", action: (version == self.version?.short) ? nil : action, keyEquivalent: "\(index + 1)")
+                menuItem.tag = index
+                menu.addItem(menuItem)
+            }
             menu.addItem(NSMenuItem.separator())
-        */
+        }
+        if (self.busy) {
+            menu.addItem(NSMenuItem(title: "Switching PHP versions...", action: nil, keyEquivalent: ""))
+            menu.addItem(NSMenuItem.separator())
+        }
         menu.addItem(NSMenuItem(title: Services.mysqlIsRunning() ? "You are running MySQL" : "MySQL is not active", action: nil, keyEquivalent: ""))
         menu.addItem(NSMenuItem(title: Services.nginxIsRunning() ? "You are running nginx" : "nginx is not active", action: nil, keyEquivalent: ""))
         menu.addItem(NSMenuItem.separator())
         menu.addItem(NSMenuItem(title: "Quit phpmon", action: #selector(NSApplication.terminate(_:)), keyEquivalent: "q"))
         statusItem.menu = menu
     }
+    
+    @objc func switchToPhpVersion(sender: AnyObject) {
+        let index = sender.tag!
+        let version = self.availablePhpVersions[index]
+        print("User wishes to switch to: \(version)")
+        self.busy = true
+        Services.switchToPhpVersion(version: version, availableVersions: self.availablePhpVersions)
+        self.busy = false
+    }
 }
 

phpmon/Base.lproj/Main.storyboard

@@ -58,7 +58,7 @@
         <scene sceneID="hIz-AP-VOD">
             <objects>
                 <viewController id="XfG-lQ-9wD" customClass="ViewController" customModule="phpmon" customModuleProvider="target" sceneMemberID="viewController">
-                    <view key="view" id="m2S-Jp-Qdl">
+                    <view key="view" identifier="main" id="m2S-Jp-Qdl">
                         <rect key="frame" x="0.0" y="0.0" width="425" height="264"/>
                         <autoresizingMask key="autoresizingMask"/>
                     </view>

phpmon/Helpers/Services.swift

@@ -24,4 +24,29 @@ class Services {
         }
         return false
     }
+    
+    public static func detectPhpVersions() -> [String] {
+        let files = Shell.execute(command: "ls /usr/local/opt | grep php@")
+        var versions = files!.components(separatedBy: "\n")
+        // Remove all empty strings
+        versions.removeAll { (string) -> Bool in
+            return (string == "")
+        }
+        // Get a list of versions only
+        var versionsOnly : [String] = []
+        versions.forEach { (string) in
+            versionsOnly.append(string.components(separatedBy: "php@")[1])
+        }
+        return versionsOnly
+    }
+    
+    public static func switchToPhpVersion(version: String, availableVersions: [String]) {
+        availableVersions.forEach { (version) in
+            _ = Shell.execute(command: "brew unlink php@\(version)")
+        }
+        if (availableVersions.contains("7.3")) {
+            _ = Shell.execute(command: "brew link php@7.3")
+            _ = Shell.execute(command: "valet use php@\(version)")
+        }
+    }
 }