Download link based on installation type (#1243)

Based on the registry, determine the installation source (MSI or EXE)
and open the appropriate link in the update notification menu

version/url.go

@@ -1,47 +1,5 @@
 package version
 
-import (
-	"os/exec"
-	"runtime"
-)
-
 const (
 	downloadURL = "https://app.netbird.io/install"
-	macIntelURL = "https://pkgs.netbird.io/macos/amd64"
-	macM1M2URL  = "https://pkgs.netbird.io/macos/arm64"
 )
-
-// DownloadUrl return with the proper download link
-func DownloadUrl() string {
-	switch runtime.GOOS {
-	case "windows":
-		return downloadURL
-	case "darwin":
-		return darwinDownloadUrl()
-	case "linux":
-		return downloadURL
-	default:
-		return downloadURL
-	}
-}
-
-func darwinDownloadUrl() string {
-	cmd := exec.Command("brew", "list --formula | grep -i netbird")
-	if err := cmd.Start(); err != nil {
-		goto PKGINSTALL
-	}
-
-	if err := cmd.Wait(); err == nil {
-		return downloadURL
-	}
-
-PKGINSTALL:
-	switch runtime.GOARCH {
-	case "amd64":
-		return macIntelURL
-	case "arm64":
-		return macM1M2URL
-	default:
-		return downloadURL
-	}
-}

version/url_darwin.go

@@ -0,0 +1,33 @@
+package version
+
+import (
+	"os/exec"
+	"runtime"
+)
+
+const (
+	urlMacIntel = "https://pkgs.netbird.io/macos/amd64"
+	urlMacM1M2  = "https://pkgs.netbird.io/macos/arm64"
+)
+
+// DownloadUrl return with the proper download link
+func DownloadUrl() string {
+	cmd := exec.Command("brew", "list --formula | grep -i netbird")
+	if err := cmd.Start(); err != nil {
+		goto PKGINSTALL
+	}
+
+	if err := cmd.Wait(); err == nil {
+		return downloadURL
+	}
+
+PKGINSTALL:
+	switch runtime.GOARCH {
+	case "amd64":
+		return urlMacIntel
+	case "arm64":
+		return urlMacM1M2
+	default:
+		return downloadURL
+	}
+}

version/url_linux.go

@@ -0,0 +1,6 @@
+package version
+
+// DownloadUrl return with the proper download link
+func DownloadUrl() string {
+	return downloadURL
+}

version/url_windows.go

@@ -0,0 +1,19 @@
+package version
+
+import "golang.org/x/sys/windows/registry"
+
+const (
+	urlWinExe = "https://pkgs.netbird.io/windows/x64"
+)
+
+var regKeyAppPath = "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\Netbird"
+
+// DownloadUrl return with the proper download link
+func DownloadUrl() string {
+	_, err := registry.OpenKey(registry.LOCAL_MACHINE, regKeyAppPath, registry.QUERY_VALUE)
+	if err == nil {
+		return urlWinExe
+	} else {
+		return downloadURL
+	}
+}