@echo off
REM Markdown to PDF with Mermaid support using pre-rendering
REM Usage: md2pdf_mermaid.bat input.md output.pdf

if "%~2"=="" (
    echo Usage: %0 input.md output.pdf
    exit /b 1
)

set INPUT=%~1
set OUTPUT=%~2

echo Converting %INPUT% to %OUTPUT% with Mermaid pre-rendering...

REM Create temporary directory for processed files
set TEMP_DIR=%TEMP%\mermaid_temp_%RANDOM%
mkdir "%TEMP_DIR%"

REM Copy input file to temp directory
copy "%INPUT%" "%TEMP_DIR%\input.md"

REM Change to temp directory and process
cd /d "%TEMP_DIR%"

REM Use mermaid-filter to pre-process the markdown
pandoc "input.md" --filter mermaid-filter -t markdown -o "processed.md"

REM Convert to PDF using pandoc
pandoc "processed.md" -o "%OUTPUT%"

REM Copy output back to original directory
if exist "%OUTPUT%" (
    copy "%OUTPUT%" "%~dp0%OUTPUT%"
)

REM Clean up
cd /d "%~dp0"
rmdir /s /q "%TEMP_DIR%"

if %errorlevel% equ 0 (
    echo Conversion completed successfully!
) else (
    echo Conversion failed!
    exit /b %errorlevel%
)