@echo off
chcp 65001 >nul
setlocal

set "PROJECT_DIR=%~dp0"
set "RUN_DIR=%PROJECT_DIR%.run"
set "PID_FILE=%RUN_DIR%\spine-connector-windows.pid"
set "OUT_LOG=%RUN_DIR%\spine-connector-windows.log"
set "ERROR_LOG=%RUN_DIR%\spine-connector-windows-error.log"
set "HEALTH_URL=http://127.0.0.1:27843/v1/health"
set "CONNECTOR_ENTRY=%PROJECT_DIR%connector\spine-connector.mjs"
set "SPINE_EXECUTABLE=C:\Spine\Spine.com"

if not exist "%RUN_DIR%" mkdir "%RUN_DIR%"
if not exist "%CONNECTOR_ENTRY%" (
  echo 未找到连接器入口：%CONNECTOR_ENTRY%
  timeout /t 1 /nobreak >nul
  exit /b 1
)
cd /d "%PROJECT_DIR%"

set "CONNECTOR_PID="
if exist "%PID_FILE%" set /p CONNECTOR_PID=<"%PID_FILE%"
if defined CONNECTOR_PID (
  powershell -NoProfile -Command ^
    "$pidValue=0; [void][int]::TryParse($env:CONNECTOR_PID,[ref]$pidValue);" ^
    "$process=if($pidValue -gt 0){Get-CimInstance Win32_Process -Filter ('ProcessId = ' + $pidValue) -ErrorAction SilentlyContinue};" ^
    "$expected=$env:CONNECTOR_ENTRY;" ^
    "if($process -and $process.CommandLine -and $process.CommandLine.IndexOf($expected,[StringComparison]::OrdinalIgnoreCase) -ge 0){exit 0}else{exit 1}"
  if not errorlevel 1 (
    powershell -NoProfile -Command "try{$response=Invoke-WebRequest -UseBasicParsing -Uri $env:HEALTH_URL -TimeoutSec 2; if($response.StatusCode -eq 200){exit 0}}catch{}; exit 1"
    if not errorlevel 1 (
      echo Spine粒子连接器已经在运行。
      timeout /t 1 /nobreak >nul
      exit /b 0
    )
    powershell -NoProfile -Command "Stop-Process -Id $env:CONNECTOR_PID -Force -ErrorAction SilentlyContinue"
  )
  del /q "%PID_FILE%" >nul 2>&1
)

rem PID 文件可能因异常退出或脚本升级而缺失，启动前检查固定端口的实际占用者。
powershell -NoProfile -Command ^
  "$listener=Get-NetTCPConnection -LocalPort 27843 -State Listen -ErrorAction SilentlyContinue | Select-Object -First 1;" ^
  "if(-not $listener){exit 2};" ^
  "$process=Get-CimInstance Win32_Process -Filter ('ProcessId = ' + $listener.OwningProcess) -ErrorAction SilentlyContinue;" ^
  "$expected=$env:CONNECTOR_ENTRY;" ^
  "if($process -and $process.CommandLine -and $process.CommandLine.IndexOf($expected,[StringComparison]::OrdinalIgnoreCase) -ge 0){Set-Content -Path $env:PID_FILE -Value $process.ProcessId -Encoding ascii; exit 0};" ^
  "exit 3"
set "PORT_RESULT=%ERRORLEVEL%"
if "%PORT_RESULT%"=="0" (
  powershell -NoProfile -Command "try{$response=Invoke-WebRequest -UseBasicParsing -Uri $env:HEALTH_URL -TimeoutSec 2; if($response.StatusCode -eq 200){exit 0}}catch{}; exit 1"
  if not errorlevel 1 (
    echo Spine粒子连接器已经在运行。
    timeout /t 1 /nobreak >nul
    exit /b 0
  )
  echo 已发现本项目的连接器进程，但健康检查失败。请先运行停止脚本后再试。
  timeout /t 1 /nobreak >nul
  exit /b 1
)
if "%PORT_RESULT%"=="3" (
  echo 27843 端口已被其他程序占用，无法启动 Spine粒子连接器。
  timeout /t 1 /nobreak >nul
  exit /b 1
)

where node >nul 2>&1
if errorlevel 1 (
  echo 未找到 Node.js，请先安装 Node.js 18 或更高版本。
  timeout /t 1 /nobreak >nul
  exit /b 1
)

echo 正在启动 Spine粒子连接器...
powershell -NoProfile -Command ^
  "$node=(Get-Command node -ErrorAction Stop).Source;" ^
  "$quotedEntry=[char]34 + $env:CONNECTOR_ENTRY + [char]34;" ^
  "$process=Start-Process -FilePath $node -ArgumentList $quotedEntry -WorkingDirectory $env:PROJECT_DIR -RedirectStandardOutput $env:OUT_LOG -RedirectStandardError $env:ERROR_LOG -WindowStyle Hidden -PassThru;" ^
  "Set-Content -Path $env:PID_FILE -Value $process.Id -Encoding ascii"

if errorlevel 1 (
  echo 连接器进程启动失败。
  timeout /t 1 /nobreak >nul
  exit /b 1
)

set "CONNECTOR_PID="
if exist "%PID_FILE%" set /p CONNECTOR_PID=<"%PID_FILE%"
powershell -NoProfile -Command ^
  "$deadline=(Get-Date).AddSeconds(10);" ^
  "do{" ^
    "$process=Get-Process -Id $env:CONNECTOR_PID -ErrorAction SilentlyContinue; if(-not $process){exit 2};" ^
    "try{$response=Invoke-WebRequest -UseBasicParsing -Uri $env:HEALTH_URL -TimeoutSec 1; if($response.StatusCode -eq 200){exit 0}}catch{};" ^
    "Start-Sleep -Milliseconds 250" ^
  "}while((Get-Date) -lt $deadline); exit 1"

set "START_RESULT=%ERRORLEVEL%"
if "%START_RESULT%"=="0" (
  echo Spine粒子连接器启动成功，可以回到网页直接导出 .spine。
  timeout /t 1 /nobreak >nul
  exit /b 0
)

echo 连接器未能通过健康检查。
if exist "%ERROR_LOG%" (
  echo.
  echo 错误日志：
  powershell -NoProfile -Command "Get-Content -Path $env:ERROR_LOG -Tail 30 -ErrorAction SilentlyContinue"
)
if exist "%OUT_LOG%" (
  echo.
  echo 运行日志：
  powershell -NoProfile -Command "Get-Content -Path $env:OUT_LOG -Tail 30 -ErrorAction SilentlyContinue"
)
powershell -NoProfile -Command "Stop-Process -Id $env:CONNECTOR_PID -Force -ErrorAction SilentlyContinue"
del /q "%PID_FILE%" >nul 2>&1
timeout /t 1 /nobreak >nul
exit /b 1