From f94fc89587560dced31a5a65f74aa4aefc4a9659 Mon Sep 17 00:00:00 2001
From: ruevs <dpr@ruevs.com>
Date: Thu, 13 Jan 2022 19:48:46 +0200
Subject: [PATCH] UI: Add a link to the GitHub commit in the Help menu

The "Go to GitHub commit" item in the Help menu opens the URL
https://github.com/solvespace/solvespace/commits/5efc148
and allows the user to see the date of the commit that SolveSpace was
built from.

Closes #1172
---
 src/config.h.in     | 1 +
 src/graphicswin.cpp | 1 +
 src/solvespace.cpp  | 4 ++++
 src/ui.h            | 1 +
 4 files changed, 7 insertions(+)

diff --git a/src/config.h.in b/src/config.h.in
index 5a125f4e..187b9cbc 100644
--- a/src/config.h.in
+++ b/src/config.h.in
@@ -2,6 +2,7 @@
 #define SOLVESPACE_CONFIG_H
 
 #define PACKAGE_VERSION "@PROJECT_VERSION@~@solvespace_GIT_HASH@"
+#define GIT_HASH_URL "https://github.com/solvespace/solvespace/commit/@solvespace_GIT_HASH@"
 
 /* Non-OS X *nix only */
 #define UNIX_DATADIR "@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_DATAROOTDIR@/solvespace"
diff --git a/src/graphicswin.cpp b/src/graphicswin.cpp
index cac542ae..c7c74d98 100644
--- a/src/graphicswin.cpp
+++ b/src/graphicswin.cpp
@@ -183,6 +183,7 @@ const MenuEntry Menu[] = {
 { 0, N_("&Help"),                       Command::NONE,             0,       KN, mHelp  },
 { 1, N_("&Language"),                   Command::LOCALE,           0,       KN, mHelp  },
 { 1, N_("&Website / Manual"),           Command::WEBSITE,          0,       KN, mHelp  },
+{ 1, N_("&Go to GitHub commit"),        Command::GITHUB,            0,       KN, mHelp  },
 #ifndef __APPLE__
 { 1, N_("&About"),                      Command::ABOUT,            0,       KN, mHelp  },
 #endif
diff --git a/src/solvespace.cpp b/src/solvespace.cpp
index 132ad85a..a8d1a151 100644
--- a/src/solvespace.cpp
+++ b/src/solvespace.cpp
@@ -1056,6 +1056,10 @@ void SolveSpaceUI::MenuHelp(Command id) {
 PACKAGE_VERSION, 2022);
             break;
 
+        case Command::GITHUB:
+            Platform::OpenInBrowser(GIT_HASH_URL);
+            break;
+
         default: ssassert(false, "Unexpected menu ID");
     }
 }
diff --git a/src/ui.h b/src/ui.h
index 21b00cd4..0d121b64 100644
--- a/src/ui.h
+++ b/src/ui.h
@@ -172,6 +172,7 @@ enum class Command : uint32_t {
     // Help
     LOCALE,
     WEBSITE,
+    GITHUB,
     ABOUT,
 };