Check-Power

Checks the power status

Script

try {
	if ($IsLinux) {
		$reply = "? AC powered" # TODO, just guessing :-)
	} else {
		Add-Type -Assembly System.Windows.Forms
		$details = [System.Windows.Forms.SystemInformation]::PowerStatus
		[int]$percent = 100 * $details.BatteryLifePercent
		[int]$remaining = $details.BatteryLifeRemaining / 60
		$powerScheme = (powercfg /getactivescheme)
		$powerScheme = $powerScheme -Replace "^(.*)  \(",""
		$powerScheme = $powerScheme -Replace "\)$",""
		if ($details.PowerLineStatus -eq "Online") {
			if ($details.BatteryChargeStatus -eq "NoSystemBattery") {
				$reply = "? AC powered"
			} elseif ($percent -ge 90) {
				$reply = "? Battery $percent% full (power scheme is '$powerScheme')"
			} else {
				$reply = "? Battery $percent% and charging (power scheme is '$powerScheme')"
			}
		} else { # must be offline
			if (($remaining -eq 0) -and ($percent -ge 60)) {
				$reply = "? Battery $percent% full (power scheme is '$powerScheme')"
			} elseif ($remaining -eq 0) {
				$reply = "? Battery at $percent% (power scheme is '$powerScheme')"
			} elseif ($remaining -le 5) {
				$reply = "?? Battery LOW ($percent%, $($remaining)min remaining, power scheme is '$powerScheme')"
			} elseif ($remaining -le 30) {
				$reply = "?? Battery low ($percent%, $($remaining)min remaining, power scheme is '$powerScheme')"
			} elseif ($percent -lt 10) {
				$reply = "?? Battery $percent% only with $($remaining)min remaining (power scheme is '$powerScheme') "
			} elseif ($percent -ge 90) {
				$reply = "? Battery $percent% full ($($remaining)min remaining, power scheme is '$powerScheme')"
			} else {
				$reply = "? Battery $percent% with $($remaining)min remaining (power scheme is '$powerScheme') "
			}
		}
	}
	Write-Host $reply
	exit 0 # success
} catch {
	"?? ERROR: $($Error[0]) (script line $($_.InvocationInfo.ScriptLineNumber))"
	exit 1
}

Parameters

This script has no configurable parameters.