From 60d3c7caf6bf7c0553a962c6f05304cc4e910f03 Mon Sep 17 00:00:00 2001
From: praydog <praydog@praydog.com>
Date: Wed, 31 Jan 2024 02:38:21 -0800
Subject: [PATCH] UI: Add commit hash and build date to window title

time
---
 CMakeLists.txt     |  6 ++++++
 MakeCommitHash.bat | 17 +++++++++++++++++
 cmake.toml         |  6 ++++++
 src/CommitHash.hpp |  4 ++++
 src/Framework.cpp  |  5 ++++-
 5 files changed, 37 insertions(+), 1 deletion(-)
 create mode 100644 MakeCommitHash.bat
 create mode 100644 src/CommitHash.hpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2530dd88..ce24ee2b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -681,6 +681,7 @@ list(APPEND uevr_SOURCES
 	"src/uevr-imgui/imgui_impl_dx12.cpp"
 	"src/uevr-imgui/imgui_impl_win32.cpp"
 	"src/utility/ImGui.cpp"
+	"src/CommitHash.hpp"
 	"src/ExceptionHandler.hpp"
 	"src/Framework.hpp"
 	"src/LicenseStrings.hpp"
@@ -795,6 +796,11 @@ set_target_properties(uevr PROPERTIES
 		"${CMAKE_BINARY_DIR}/lib/${CMKR_TARGET}"
 )
 
+add_custom_command(
+    TARGET uevr PRE_BUILD
+    COMMAND ${CMAKE_COMMAND} -E echo "Generating commit hash..."
+    COMMAND ${CMAKE_COMMAND} -E chdir ${CMAKE_SOURCE_DIR} ${CMAKE_SOURCE_DIR}/MakeCommitHash.bat
+)
 add_custom_command(
     TARGET uevr POST_BUILD
     COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_FILE:openvr> $<TARGET_FILE_DIR:uevr>)
diff --git a/MakeCommitHash.bat b/MakeCommitHash.bat
new file mode 100644
index 00000000..d8853813
--- /dev/null
+++ b/MakeCommitHash.bat
@@ -0,0 +1,17 @@
+@echo off
+FOR /F "tokens=*" %%g IN ('git rev-parse HEAD') DO (SET UEVR_COMMIT_HASH=%%g)
+
+FOR /F "tokens=2 delims==" %%a IN ('wmic OS get localdatetime /value') DO (
+    SET datetime=%%a
+)
+
+SET year=%datetime:~0,4%
+SET month=%datetime:~4,2%
+SET day=%datetime:~6,2%
+SET hour=%datetime:~8,2%
+SET minute=%datetime:~10,2%
+
+echo #pragma once > src/CommitHash.hpp
+echo #define UEVR_COMMIT_HASH "%UEVR_COMMIT_HASH%" >> src/CommitHash.hpp
+echo #define UEVR_BUILD_DATE "%day%.%month%.%year%" >> src/CommitHash.hpp
+echo #define UEVR_BUILD_TIME "%hour%:%minute%" >> src/CommitHash.hpp
diff --git a/cmake.toml b/cmake.toml
index 890ad75d..95b22358 100644
--- a/cmake.toml
+++ b/cmake.toml
@@ -254,7 +254,13 @@ link-libraries = [
     "uesdk"
 ]
 cmake-after="""
+add_custom_command(
+    TARGET uevr PRE_BUILD
+    COMMAND ${CMAKE_COMMAND} -E echo "Generating commit hash..."
+    COMMAND ${CMAKE_COMMAND} -E chdir ${CMAKE_SOURCE_DIR} ${CMAKE_SOURCE_DIR}/MakeCommitHash.bat
+)
 add_custom_command(
     TARGET uevr POST_BUILD
     COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_FILE:openvr> $<TARGET_FILE_DIR:uevr>)
+
 """
diff --git a/src/CommitHash.hpp b/src/CommitHash.hpp
new file mode 100644
index 00000000..d2df89c6
--- /dev/null
+++ b/src/CommitHash.hpp
@@ -0,0 +1,4 @@
+#pragma once 
+#define UEVR_COMMIT_HASH "d921a7f616a228e549a0f6826266dcd88a5066f9" 
+#define UEVR_BUILD_DATE "31.01.2024" 
+#define UEVR_BUILD_TIME "00:00" 
diff --git a/src/Framework.cpp b/src/Framework.cpp
index 56697795..50410910 100644
--- a/src/Framework.cpp
+++ b/src/Framework.cpp
@@ -26,6 +26,7 @@
 #include "mods/VR.hpp"
 #include "mods/ImGuiThemeHelpers.hpp"
 
+#include "CommitHash.hpp"
 #include "ExceptionHandler.hpp"
 #include "LicenseStrings.hpp"
 #include "mods/FrameworkConfig.hpp"
@@ -1157,9 +1158,11 @@ void Framework::draw_ui() {
     if (!m_last_draw_ui || m_cursor_state_changed) {
         m_cursor_state_changed = false;
     }
+    
+    static const auto UEVR_NAME = std::format("UEVR [rev. {:.8}][{} {}]", UEVR_COMMIT_HASH, UEVR_BUILD_DATE, UEVR_BUILD_TIME);
 
     ImGui::SetNextWindowSize(ImVec2(window_w, window_h), ImGuiCond_::ImGuiCond_Once);
-    ImGui::Begin("UEVR", &m_draw_ui);
+    ImGui::Begin(UEVR_NAME.c_str(), &m_draw_ui);
 
     ImGui::BeginGroup();
     ImGui::Columns(2);