@echo off
REM Duplicati Pre-Start: Start WebDAV server
REM In Duplicati: Settings -> Advanced -> Scripts -> Run before backup
REM Path: C:\path\to\internxt-webdav\scripts\start-webdav.cmd
REM Optional: Port as argument (e.g. start-webdav.cmd 8080)

cd /d "%~dp0.."
if "%1"=="" (set PORT=3005) else (set PORT=%1)
for /f "tokens=2 delims==" %%a in ('findstr /B "PORT=" .env 2^>nul') do set PORT=%%a

REM Check .env and token
if not exist .env (
  echo ERROR: .env missing. Copy from .env.example and add INXT_TOKEN.
  exit /b 1
)
findstr /B "INXT_TOKEN=" .env 2>nul | findstr "INXT_TOKEN=." > nul 2>&1
if %errorlevel% neq 0 (
  echo ERROR: INXT_TOKEN missing or empty in .env. Token expired? Run npm run token-refresh.
  exit /b 1
)

REM Check if server already running (0.0.0.0:0 = Listening)
netstat -an | findstr /C:":%PORT% " | findstr /C:"0.0.0.0:0" > nul 2>&1
if %errorlevel% equ 0 (
  echo WebDAV server already running.
  exit /b 0
)

if not exist "%~dp0..\logs" mkdir "%~dp0..\logs"
set LOGFILE=%~dp0..\logs\webdav.log
echo [%date% %time%] Starting WebDAV server... >> "%LOGFILE%"
echo Starting WebDAV server... Log: %LOGFILE%
start /B node src/server.js >> "%LOGFILE%" 2>&1

REM Wait and check if server responds (OPTIONS does not require auth)
set RETRIES=0
:wait
timeout /t 2 /nobreak > nul
powershell -NoProfile -Command "try { (Invoke-WebRequest -Uri http://127.0.0.1:%PORT%/ -Method OPTIONS -UseBasicParsing -TimeoutSec 2).StatusCode -eq 200 } catch { exit 1 }" > nul 2>&1
if %errorlevel% equ 0 (
  echo WebDAV server started.
  exit /b 0
)
set /a RETRIES+=1
if %RETRIES% geq 5 (
  echo ERROR: Server not responding. Check token: npm run token-test
  exit /b 1
)
goto wait