From fb4d6823051ad800e1adc79c9bcd5358c3b610c9 Mon Sep 17 00:00:00 2001
From: Robbert Klarenbeek <robbertkl@renbeek.nl>
Date: Sun, 6 Nov 2016 19:53:05 +0100
Subject: [PATCH] Improve version error

---
 TouchBarServer/AppDelegate.m | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/TouchBarServer/AppDelegate.m b/TouchBarServer/AppDelegate.m
index 87c47b3..280f866 100644
--- a/TouchBarServer/AppDelegate.m
+++ b/TouchBarServer/AppDelegate.m
@@ -128,9 +128,13 @@ - (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
     if (!NSClassFromString(@"DFRElement")) {
         NSAlert *alert = [[NSAlert alloc] init];
         [alert setMessageText:@"Error: could not detect Touch Bar support"];
-        [alert setInformativeText:@"We need at least macOS 10.12.1 (build 16B2657)"];
+        [alert setInformativeText:[NSString stringWithFormat:@"We need at least macOS 10.12.1 (Build 16B2657).\n\nYou have: %@.\n", [NSProcessInfo processInfo].operatingSystemVersionString]];
         [alert addButtonWithTitle:@"Exit"];
-        [alert runModal];
+        [alert addButtonWithTitle:@"Get macOS Update"];
+        NSModalResponse response = [alert runModal];
+        if(response == NSAlertSecondButtonReturn) {
+            [[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"https://support.apple.com/kb/dl1897"]];
+        }
         
         [NSApp terminate:nil];
         return;