[CmdletBinding()]
param(
    [Parameter(Mandatory = $true)]
    [string]$PackageRoot,

    [string]$SourceJobRoot = 'D:\NDC_MISSIONCORE\runtime\jobs\recorded-camera-602ac89026ed12978619801d',

    [string]$RuntimeRoot = 'D:\NDC_MISSIONCORE\runtime\experiments\e46f'
)

$ErrorActionPreference = 'Stop'
$taskName = 'MissionCore-E46FDashCamBakeoff'
$package = (Resolve-Path -LiteralPath $PackageRoot).Path
$script = Join-Path $package 'runtime\Invoke-E46FDashCamBakeoff.ps1'
if (-not (Test-Path -LiteralPath $script -PathType Leaf)) {
    throw "E46F runner is missing: $script"
}
$existing = Get-ScheduledTask -TaskName $taskName -ErrorAction SilentlyContinue
if ($existing -and $existing.State -eq 'Running') {
    throw "$taskName is already running."
}
$logsRoot = Join-Path $RuntimeRoot 'logs'
New-Item -ItemType Directory -Force -Path $logsRoot | Out-Null
$stamp = (Get-Date).ToUniversalTime().ToString('yyyyMMddTHHmmssfffZ')
$logPath = Join-Path $logsRoot "e46f-dashcam-bakeoff-$stamp.log"
$powerShell = "$env:SystemRoot\System32\WindowsPowerShell\v1.0\powershell.exe"
$arguments = @(
    '-NoLogo', '-NoProfile', '-NonInteractive', '-ExecutionPolicy', 'Bypass',
    '-File', "`"$script`"",
    '-PackageRoot', "`"$package`"",
    '-SourceJobRoot', "`"$SourceJobRoot`"",
    '-RuntimeRoot', "`"$RuntimeRoot`"",
    '-LogPath', "`"$logPath`""
) -join ' '
$userId = [System.Security.Principal.WindowsIdentity]::GetCurrent().Name
$action = New-ScheduledTaskAction -Execute $powerShell -Argument $arguments -WorkingDirectory $package
$principal = New-ScheduledTaskPrincipal -UserId $userId -LogonType Interactive -RunLevel Limited
$trigger = New-ScheduledTaskTrigger -Once -At ((Get-Date).AddMinutes(30))
$settings = New-ScheduledTaskSettingsSet `
    -AllowStartIfOnBatteries `
    -DontStopIfGoingOnBatteries `
    -StartWhenAvailable `
    -ExecutionTimeLimit ([TimeSpan]::FromHours(6))
Register-ScheduledTask `
    -TaskName $taskName `
    -Action $action `
    -Principal $principal `
    -Trigger $trigger `
    -Settings $settings `
    -Description 'One-shot Mission Core E46F stock NVIDIA DashCamNet plus NvDCF detector-only bake-off.' `
    -Force | Out-Null
Start-ScheduledTask -TaskName $taskName
Write-Host "E46F_TASK_STARTED task=$taskName log=$logPath"