cls

$uri = "https://wap.tplinkcloud.com"
$euUri = "https://eu-wap.tplinkcloud.com"
#Some random GUID
$uid = "84ddc92e-c0be-4132-91cb-13305db401a9"

#Login to get token
$login = "{'method': 'login','params': {'appType': 'Kasa_Android','cloudUserName': 'XXX','cloudPassword': 'XXX','terminalUUID': $uid }}"
Write-Host "Getting token" -ForegroundColor Yellow
$loginResult = Invoke-WebRequest -Uri  $uri -Method POST -Body $login -ContentType "application/json"
$resultJson = $loginResult.Content | ConvertFrom-Json
$authToken = $resultJson.result.token
Write-Host "Token is" $authToken -ForegroundColor Green

#Use device list to get device ID
$getDevice = "{'method':'getDeviceList'}"
$addr = $euUri + "?token=" + $authToken
Write-Host "Getting device ID" -ForegroundColor Yellow
$deviceResult = Invoke-WebRequest -Uri  $addr -Method POST -Body $getDevice -ContentType "application/json"
$resultJson = $deviceResult.Content | ConvertFrom-Json
$devID = $resultJson.result.deviceList[0].deviceId
Write-Host "Device ID is" $devID -ForegroundColor Green

#Call emeter to get some power usage data
Write-Host "Getting power usage data" -ForegroundColor Yellow

$command = "{'emeter':{'get_daystat':{'month':3,'year':2018}}}"
$getStat = "{'method':'passthrough','params':{'deviceId':'"+$devID+"','requestData':"+$command+"}}"

#Show the command
Write-Host $getStat

#Send request
$deviceResult = Invoke-WebRequest -Uri $addr -Method POST -Body $getStat -ContentType "application/json" -TimeoutSec 60
$deviceResult