#
# Name: WFA command to get the XML body which can be used for executing this workflow via REST apis. 
# Version: 1.0.0
# From: NetApp Inc.
# Min WFA version needed: WFA2.2
# Min Powershell : 3.0
# Copyright (C) 2015 NetApp, Inc.  All rights reserved.
#
# Email: sinhaa@netapp.com


#---Check for PoSH version. It should be >=3.0

$poshCheck = $true

if ($PSVersionTable.PSVersion.Major -le '2')
{
	$poshCheck = $false
	throw("Minimun PowerShell version required is 3.0")
}
#------  Get the current workflow UUI and the Current Job ID

$myWfaCreds = Get-WfaCredentials -Host "localhost"
if (!$myWfaCreds)
{
     throw("No credentials added for localhost")
}

$workflowName = Get-WfaRestParameter "workflowName"
$jobId = Get-WfaRestParameter "jobId"

if ( $workflowName -eq "DUMMY_WORKFLOW_NAME_FOR_TEST")
	{
		Get-WfaLogger -Warn -Message "This command should only be executed in a workflow. Returning now."
		return
	}
New-Item -ItemType Directory -Path C:\temp -ErrorAction SilentlyContinue
$xmlFileName = "C:\temp\" + $workflowName + $(Get-Date -Format __dd_MM_yyyy_hh_mm_ss_) + ".xml"

#Get the WFA http port
$REGISTRY = "HKLM:\SOFTWARE\Wow6432Node\Apache Software Foundation\Procrun 2.0\NA_WFA_SRV\Parameters\Java"
$httpPort = (Get-ItemProperty $REGISTRY |select -ExpandProperty Options|where {$_ -match "-Dhttp.port"}).split("=")[1]	

[System.Net.ServicePointManager]::ServerCertificateValidationCallback = {$true}

$Url= 'http://localhost:' + $httpPort + '/rest/workflows?name=' + $WorkflowName
#Get-WfaLogger -Info -Message $Url

#Get UUID of the workflow
$uuid=(Invoke-RestMethod -Method get -Uri $url -Credential $myWfaCreds).collection.workflow.uuid

#Get-WfaLogger -Info -Message $uuid


# Now get the current Job' details. You need user inputs.

$Url2="http://localhost:" + $httpPort +"/rest/workflows/"+ $uuid + "/jobs/" + $jobId
#Get-WfaLogger -Info -Message $Url2


[xml]$data=Invoke-RestMethod -Method get -Uri $Url2 -Credential $myWfaCreds -ContentType "application/xml"

[Array]$keys = $data.job.jobStatus.userInputValues.userInputEntry.key 
[Array]$values = $data.job.jobStatus.userInputValues.userInputEntry.value


[xml]$xmlDoc = New-Object system.Xml.XmlDocument

$xmlDoc.LoadXml('<?xml version="1.0" encoding="UTF-8"?><workflowInput></workflowInput>')
$ele1 = $xmlDoc.CreateElement("userInputValues", $xmlDoc.DocumentElement.NamespaceURI)

$index = 0
foreach ( $key in $keys )
{
$key = $key.Split("$")[1]

$ele= $xmlDoc.CreateElement("userInputEntry", $xmlDoc.DocumentElement.NamespaceURI)
$attr1 = $xmlDoc.CreateAttribute("key")
$attr1.Value = $key

$attr2 = $xmlDoc.CreateAttribute("value")
$attr2.Value = $($values[$index])

$ele.Attributes.Append($attr1)
$ele.Attributes.Append($attr2)
$ele1.AppendChild($ele)
$index++

}

$xmlDoc.LastChild.AppendChild($ele1)

if($data.job.jobStatus.scheduleType -eq "Delayed")
{
$executionDateAndTime = $data.job.jobStatus.plannedExecutionTime
$ele3 = $xmlDoc.CreateElement("executionDateAndTime", $xmlDoc.DocumentElement.NamespaceURI)
	$xmlSubText = $xmlDoc.CreateTextNode($executionDateAndTime)
	$ele3.AppendChild($xmlSubText)
	$xmlDoc.LastChild.AppendChild($ele3)

}

if ($data.job.jobStatus.comment)
{
$comment = $data.job.jobStatus.comment

$ele2 = $xmlDoc.CreateElement("comments", $xmlDoc.DocumentElement.NamespaceURI)
	$xmlSubText = $xmlDoc.CreateTextNode($comment)
	$ele2.AppendChild($xmlSubText)
	$xmlDoc.LastChild.AppendChild($ele2)

}

Get-WfaLogger -Info -Message $xmlDoc.OuterXml
Get-WfaLogger -Info -Message "Saving the file $xmlFileName"
$xmlDoc.Save($xmlFileName)

throw("All done. The Workflow will fail now.")

trap {

if(!$poshCheck)
{
	throw "Minimun PowerShell version required is 3.0"
} 

Get-WFALogger -Info -message "Clearing the Reservation on this job for the Failed Command and the command which haven't been executed."

#Prepare the new URL to clean reservation
$Url3="http://localhost:" + $httpPort +"/rest/workflows/"+ $uuid + "/jobs/" + $jobId +"/reservation"

#Invoke REST api.
Invoke-RestMethod -Method Delete -Uri $Url3 -Credential $myWfaCreds 
Get-WfaLogger -Info -Messag "Reservation cleaned successfully"

}