param([ValidateSet('production', 'demo')][string]$Mode = 'production')
. (Join-Path $PSScriptRoot 'sense-common.ps1')

try {
    $root = Get-SensePackageRoot
    $configName = if ($Mode -eq 'demo') { 'sense.demo.env' } else { 'sense.env' }
    $config = Join-Path $root "config\$configName"
    Import-SenseEnvironment -Path $config
    $port = [int](Get-SenseEnvironmentValue -Name 'SENSE_PORT' -Default '18080')
    $connection = Get-NetTCPConnection -State Listen -LocalPort $port -ErrorAction SilentlyContinue | Select-Object -First 1
    if (-not $connection) { Write-Host "Sense is not listening on port $port."; exit 0 }
    $process = Get-CimInstance Win32_Process -Filter "ProcessId = $($connection.OwningProcess)"
    $expected = [IO.Path]::GetFullPath((Join-Path $root 'sense.exe'))
    if (-not $process -or [IO.Path]::GetFullPath($process.ExecutablePath) -ne $expected) {
        throw "Port $port belongs to another process; it was not stopped."
    }
    & taskkill.exe /PID $process.ProcessId /T /F | Out-Null
    if ($LASTEXITCODE -ne 0) { throw 'Failed to stop the Sense process tree.' }
    Write-Host 'Sense and its managed child processes were stopped.'
    exit 0
} catch {
    Write-Error $_.Exception.Message
    exit 1
}