# prtg-landroid
#
# Monitor a given landroid  and send results to PRTG
# Samples are for my own landroid nearby paderborn, germany
#
# 20180404 frank@carius.de  initial Version

param (
	$url ="http://192.168.180.1/jsonDebug.cgi",
	$Username = "admin",
	$password = "000"
)

write-host "prtg-landroid: Start"
write-host "  URL    $($url)"

write-host " Try do download status"
try {
	$secpasswd = ConvertTo-SecureString $password -AsPlainText -Force
	$cred = New-Object System.Management.Automation.PSCredential($Username, $secpasswd)
	$data = Invoke-RestMethod $url -credential $cred
}
catch{
	write-host "prtg-landroid: Unable to get $($url) with $($_.Exception.Message)"
	Write-Host "<prtg>"
	Write-Host "  <error>2</error>"
	Write-Host "  <text>Unabled to get $($url) Error $($_.Exception.Message)</text>"
	Write-Host "</prtg>"
	exit 2
}

write-host " Check"
if ($data.landroid) {
	write-host "prtg-landroid: Sending Data to PRTG"
	Write-Host "<prtg>"
	Write-Host "  <result>"
	Write-Host "    <channel>boardTemperature</channel>"
	Write-Host "      <value>$($data.landroid.boardTemperature)</value>"
	Write-Host "      <unit>Temp</unit>" 
	Write-Host "    <float>1</float>" 
	Write-Host "  </result>"
	Write-Host "  <result>"
	Write-Host "    <channel>Batterie Ladestand</channel>"
	Write-Host "      <value>$($data.landroid.battery.percentage)</value>"
	Write-Host "      <unit>Prozent</unit>" 
	Write-Host "    <float>1</float>" 
	Write-Host "  </result>"
	Write-Host "  <result>"
	Write-Host "    <channel>Batterie Spannung</channel>"
	Write-Host "      <value>$($data.landroid.battery.voltage)</value>"
	Write-Host "      <unit>Volt</unit>" 
	Write-Host "    <float>1</float>" 
	Write-Host "  </result>"
	Write-Host "  <result>"
	Write-Host "    <channel>Batterie Temperatur</channel>"
	Write-Host "      <value>$($data.landroid.battery.temperature)</value>"
	Write-Host "      <unit>Grad C</unit>" 
	Write-Host "    <float>1</float>"
	Write-Host "  </result>"
	Write-Host "  <result>"
	Write-Host "    <channel>Batterie Ladestrom</channel>"
	Write-Host "      <value>$($data.landroid.batteryCharger.chargeCurrent)</value>"
	Write-Host "      <unit>mA</unit>" 
	Write-Host "    <float>1</float>" 
	Write-Host "  </result>"
	Write-Host "  <result>"
	Write-Host "    <channel>Regensensor</channel>"
	Write-Host "      <value>$($data.landroid.rainSensor)</value>"
	Write-Host "      <unit></unit>" 
	Write-Host "    <float>1</float>" 
	Write-Host "  </result>"
	Write-Host "  <error>0</error>"
	Write-Host "  <text>OK  State: $($data.landroid.state)</text>"
	Write-Host "</prtg>"
	exit 0
}
else {
	write-host "prtg-landroid: No valid data found"
	Write-Host "<prtg>"
	Write-Host "  <error>4</error>"
	Write-Host "  <text>No valid data found</text>"
	Write-Host "</prtg>"
	exit 4
}