@echo off
setlocal

echo Before Building Action...
where git >nul 2>nul
if errorlevel 1 (
    echo Git is not installed. Using default commit hash.
    set COMMIT_HASH="NOT SET"
) else (
    for /f "tokens=1" %%i in ('git rev-parse --short HEAD') do set COMMIT_HASH=%%i
)

for /f "usebackq delims=" %%t in (`powershell -Command "(Get-Date -Format 'o')"`) do (
    set TIMESTAMP=%%t
)

echo CommitHash="%COMMIT_HASH%"
echo BuildDate="%TIMESTAMP%"

echo namespace SinmaiAssist { > ..\BuildInfo.cs
echo     public static partial class BuildInfo { >> ..\BuildInfo.cs
echo         public const string CommitHash = "%COMMIT_HASH%"; >> ..\BuildInfo.cs
echo         public const string BuildDate = "%TIMESTAMP%"; >> ..\BuildInfo.cs
echo     } >> ..\BuildInfo.cs
echo } >> ..\BuildInfo.cs

endlocal