@echo off
title Warehouse Management System Launcher

cd /d "%~dp0"

echo Building frontend...
pushd "%~dp0frontend"
if not exist "node_modules\vite\bin\vite.js" (
  call npm ci
  if errorlevel 1 (
    popd
    echo Frontend dependency installation failed.
    pause
    exit /b 1
  )
)
call npm run build
if errorlevel 1 (
  popd
  echo Frontend build failed. Fix the errors above and run this launcher again.
  pause
  exit /b 1
)
popd

rem go:embed resolves dist relative to internal/web, not the project root.
echo Preparing embedded frontend...
xcopy "%~dp0frontend\dist\*" "%~dp0internal\web\dist\" /E /I /H /Y >nul
if errorlevel 1 (
  echo Copying frontend build output failed.
  pause
  exit /b 1
)
if not exist "%~dp0internal\web\dist\index.html" (
  echo Embedded frontend index.html is missing.
  pause
  exit /b 1
)

echo Building backend...
rem Rebuild on every launch so the executable can never be a stale one.
go build -o server.exe ./cmd/server
if errorlevel 1 (
  echo.
  echo Backend build failed. Fix the errors above and run this launcher again.
  pause
  exit /b 1
)

rem Optional validation mode: build both components without starting services.
if /I "%~1"=="--build-only" exit /b 0

echo Starting backend (8082)...
rem Work dir must stay at the project root: frontend/dist and uploads are relative paths.
start "Warehouse MMS - Backend" /D "%~dp0" cmd /k "server.exe"

echo Starting frontend (8083)...
start "Warehouse MMS - Frontend" /D "%~dp0frontend" cmd /k "npm run dev"

echo.
echo Frontend: http://localhost:8083
echo Backend:  http://localhost:8082
echo.

rem Open the browser automatically after 3 seconds.
timeout /t 3 /nobreak >nul
start "" "http://localhost:8083"

rem Keep this launcher window open until a key is pressed.
echo.
pause