# keyfarm cron runner: one-shot hunt with duplicate guard
# schtasks: keyfarm-ds-hunt (30 min), keyfarm-uni-hunt (60 min)
param([Parameter(Mandatory)][ValidateSet('ds','uni')][string]$Hunt)

$kh = "C:\Users\User\Desktop\keyhunter"
$py = "C:\Users\User\AppData\Local\Programs\Python\Python311\python.exe"

switch ($Hunt) {
    'ds'  { $script = "$kh\dashscope_hunt.py"; $log = "$kh\data\dashscope_hunt.log"; $so = "$kh\data\cron_stdout_ds.log"; $se = "$kh\data\cron_stderr_ds.log" }
    'uni' { $script = "$kh\universal_hunt.py"; $log = "$kh\data\universal_hunt.log"; $so = "$kh\data\cron_stdout_uni.log"; $se = "$kh\data\cron_stderr_uni.log" }
}

# guard: skip if another instance of this hunt is already running
$leaf = Split-Path $script -Leaf
$running = Get-CimInstance Win32_Process -Filter "Name='python.exe'" |
    Where-Object { $_.CommandLine -match $leaf }
if ($running) {
    Add-Content -Path $log -Value ("[{0}] cron: {1} already running (pid {2}), skip" -f (Get-Date -Format 'yyyy-MM-dd HH:mm:ss'), $leaf, ($running.ProcessId -join ','))
    exit 0
}

Add-Content -Path $log -Value ("[{0}] cron: launching {1}" -f (Get-Date -Format 'yyyy-MM-dd HH:mm:ss'), $leaf)
# python writes its own log internally; stdout goes to separate files
# (a shared redirect would hold the log handle and break python's log())
$p = Start-Process -FilePath $py -ArgumentList "`"$script`"" -WindowStyle Hidden -PassThru `
    -RedirectStandardOutput $so -RedirectStandardError $se
$p.PriorityClass = "BelowNormal"
Wait-Process -Id $p.Id
exit 0