WorkTimer.ps1

# -------------------------
# WorkTimer.ps1
# Purpose: 1-hour countdown + alerts + auto-logoff
# -------------------------

[CmdletBinding()]

param(
  [switch] $Test,
  [switch] $Shutdown,
  [int[]] $Thresholds = @(600,300,60)
)

# --- Helper: show balloon tip + speak text ---
function Show-Alert {
  param(
    [string]$Text,
    [int]$DurationMs = 5000
  )

  Write-Verbose "Preparing balloon tip: '$Text'"  

  # Load WinForms for ballon tip

  Add-Type -AssemblyName System.Windows.Forms, System.Drawing

  # Create Notification
  $ni = New-Object System.Windows.Forms.NotifyIcon
  $ni.Icon = [System.Drawing.SystemIcons]::Information
  $ni.BalloonTipTitle = 'Session Timer'
  $ni.BalloonTipText = $Text
  $ni.Visible = $true

  # Show it
  $ni.ShowBalloonTip($DurationMs)
  
  # Speak via SAPI
  $voice = New-Object -ComObject SAPI.SpVoice
  $voice.Speak($Text) | Out-Null

  Write-Verbose "Spoken via SAPI.SpVoice"

  # Clean up after a bit
  Start-Sleep -Milliseconds ($DurationMs + 500)
  $ni.Dispose()
}

if ($Test) {
  # 10s, 5s, 1s instead of minutes
  $Thresholds = @(10,5,1)
  Write-Host '[TEST MODE] Using thresholds:' $Thresholds
}

# --- Main countdown logic ---
$totalSec = if ($Test) { 15 } else { 4200 }

# Track remaining time
$prev = $totalSec
foreach ($t in $thresholds) {
  # Sleep until we hit this threshold
  Write-Verbose "Sleeping for $($prev - $t) seconds until next threshold"

  try {
    Start-Sleep -Seconds ($prev - $t)
  }
  catch {
    Write-Error "Sleep failed: $_"
    break
  }

  if ($Test) {
    Show-Alert -Text ("До выключения осталось {0} секунд{1}!" -f ($t), $( if ($t -le 2) { 'а' } else { '' } ))
  }
  else {
    Show-Alert -Text ("До выключения осталось {0} минут{1}!" -f ($t/60), $( if ($t -le 65) { 'а' } else { '' } ))
  }

  $prev = $t
}

# Final sleep until zero
Start-Sleep -Seconds $prev

# Time's up-force logoff
Show-Alert -Text 'Время вышло, выключение компьютера...' -DurationMs 3000

if (!$Test -or $Shutdown) {
  Start-Process -FilePath shutdown.exe -ArgumentList '/l','/f' -NoNewWindow
}