@echo off
rem Builds rekopub.exe in the repository root.
rem
rem Run it from Command Prompt or PowerShell:
rem     build.cmd          (Command Prompt)
rem     .\build.cmd        (PowerShell)
rem
rem Needs Go 1.26 or newer: https://go.dev/dl/
setlocal

rem Work from the folder this script is in, wherever it was started from.
cd /d "%~dp0"

where go >nul 2>nul
if errorlevel 1 (
    echo error: Go was not found. Install Go 1.26 or newer from https://go.dev/dl/
    echo and open a new terminal so the installer's PATH change takes effect.
    exit /b 1
)

rem A pure-Go Windows build for this machine's processor. -trimpath and
rem -s -w leave out local paths and debug symbols, making the file smaller.
set CGO_ENABLED=0
set GOOS=windows

rem Stamp the version from git (e.g. v1.0.0, or v1.0.0-3-gabc1234 after
rem it) so "rekopub.exe -VERSION" says what was built.
set VERSION=dev
for /f "delims=" %%v in ('git describe --tags --always --dirty 2^>nul') do set VERSION=%%v

echo Building rekopub.exe %VERSION%...
go build -trimpath -ldflags="-s -w -X main.version=%VERSION%" -o rekopub.exe .\cmd\rekopub
if errorlevel 1 (
    echo error: the build failed; see the messages above.
    exit /b 1
)

echo Built %CD%\rekopub.exe
echo.
echo Example:
echo     rekopub.exe -URL https://example.com/article -SAVE %%USERPROFILE%%\Books\
endlocal