# Restart backend API (uvicorn) and Celery worker only; does not stop frontend/Redis.$ErrorActionPreference = "Continue"
$RepoRoot = Split-Path -Parent $MyInvocation.MyCommand.Path
$Backend = Join-Path $RepoRoot "backend"
$ApiPort = 8037

Write-Host "== Stop API + Celery only ==" -ForegroundColor Cyan

function Stop-ByCommandLine([string]$pattern, [string]$name) {
  $targets = Get-CimInstance Win32_Process | Where-Object {
    $_.CommandLine -and $_.CommandLine -match $pattern
  }
  if (-not $targets) {
    Write-Host "[SKIP] ${name}: no matching process" -ForegroundColor DarkGray
    return
  }
  foreach ($p in $targets) {
    try {
      Stop-Process -Id $p.ProcessId -Force
      Write-Host "[OK] stopped ${name} PID=$($p.ProcessId)" -ForegroundColor Green
    } catch {
      Write-Host "[WARN] failed to stop ${name} PID=$($p.ProcessId)" -ForegroundColor Yellow
    }
  }
}

Stop-ByCommandLine "uvicorn\s+app\.main:app" "backend-api"
Stop-ByCommandLine "celery\s+-A\s+app\.core\.celery_app\s+worker" "celery-worker"

Start-Sleep -Seconds 2

Write-Host "== Start API on $ApiPort + Celery ==" -ForegroundColor Cyan

Start-Process powershell -ArgumentList @(
  "-NoExit",
  "-NoProfile",
  "-ExecutionPolicy", "Bypass",
  "-Command",
  "Set-Location '$Backend'; .\venv\Scripts\Activate.ps1; python -m uvicorn app.main:app --host 0.0.0.0 --port $ApiPort"
)

Start-Process powershell -ArgumentList @(
  "-NoExit",
  "-NoProfile",
  "-ExecutionPolicy", "Bypass",
  "-Command",
  "Set-Location '$Backend'; .\venv\Scripts\Activate.ps1; python -m celery -A app.core.celery_app worker --loglevel=info --pool=threads --concurrency=8"
)

Write-Host ""
Write-Host "[DONE] 已在新窗口启动 API 与 Celery (请查看弹出的 PowerShell 窗口日志)" -ForegroundColor Green
Write-Host "API: http://127.0.0.1:$ApiPort/docs" -ForegroundColor Cyan

Start-Sleep -Seconds 2
Write-Host ""
Write-Host "Port $ApiPort :" -ForegroundColor Cyan
netstat -ano | findstr ":$ApiPort"