Azure Powershell Automation to Create or Delete Job

workflow CreateorDeleteJob
{
   # Specify input parameters here
   param (
      [parameter(Mandatory=$true)]
      [boolean]$IsCreate,
      [parameter(Mandatory=$true)]
      [string]$SubscriptionName="Windows Azure Enterprise",
      [parameter(Mandatory=$true)]
      [string]$StorageAccount = "storageName",
      [parameter(Mandatory=$true)]
      [string]$ConfigFileName = "ServiceConfiguration.cscfg",
      [parameter(Mandatory=$true)]
      [string]$BlobContainer = "package",
      [parameter(Mandatory=$true)]
      [string]$service = "DevService",
      [parameter(Mandatory=$true)]
      [string]$slot = "production" ,
      [parameter(Mandatory=$true)]
      [string]$packageFileName = "DevService.cspkg"
   )
   $TempFileLocation = "C:\temp\ServiceConfiguration.cscfg"
   $package = "https://$StorageAccount.blob.core.windows.net/$BlobContainer/$packageFileName"
   $timeStampFormat = "g"
   $deploymentLabel = "PowerShell Deploy to $service"
   Write-Output "Slot: $slot"
   Write-Output "Service: $service"
   Write-Output "Package: $package"
   Write-Output "TempFileLocation: $TempFileLocation"
   Write-Output "create or delete : $IsCreate"
   function Copy-FileFromAzureStorageToSandbox($ConfigFileName, $BlobContainer, $TempFileLocation){
$blob = Get-AzureStorageBlobContent -Blob $ConfigFileName -Container $BlobContainer -Destination $TempFileLocation -Force
   Write-Output $TempFileLocation
   return $TempFileLocation
}
function CreateNewDeployment($slot, $package, $TempFileLocation, $deploymentLabel, $service, $timeStampFormat)
{
   write-progress -id 3 -activity "Creating New Deployment" -Status "In progress"
   Write-Output "$(Get-Date -f $timeStampFormat) - Creating New Deployment: In progress"
$opstat = New-AzureDeployment -Slot $slot -Package $package -Configuration $TempFileLocation -label $deploymentLabel -ServiceName $service
   $completeDeployment = Get-AzureDeployment -ServiceName $service -Slot $slot
   $completeDeploymentID = $completeDeployment.deploymentid
   write-progress -id 3 -activity "Creating New Deployment" -completed -Status "Complete"
   Write-Output "$(Get-Date -f $timeStampFormat) - Creating New Deployment: Complete, Deployment ID: $completeDeploymentID"
   write-progress -id 4 -activity "Starting Instances" -status $opstat
   Write-Output "$(Get-Date -f $timeStampFormat) - Starting Instances: $opstat"
}
function UpgradeDeployment($slot, $package, $TempFileLocation, $deploymentLabel, $service, $timeStampFormat)
{
   write-progress -id 3 -activity "Upgrading Deployment" -Status "In progress"
   Write-Output "$(Get-Date -f $timeStampFormat) - Upgrading Deployment: In progress"
   # perform Update-Deployment
$setdeployment = Set-AzureDeployment -Upgrade -Slot $slot -Package $package -Configuration $TempFileLocation -label $deploymentLabel -ServiceName $service -Force
   $completeDeployment = Get-AzureDeployment -ServiceName $service -Slot $slot
   $completeDeploymentID = $completeDeployment.deploymentid
   write-progress -id 3 -activity "Upgrading Deployment" -completed -Status "Complete"
   Write-Output "$(Get-Date -f $timeStampFormat) - Upgrading Deployment: Complete, Deployment ID: $completeDeploymentID"
}
function SuspendDeployment($slot, $service)
{
   write-progress -id 1 -activity "Suspending Deployment" -status "In progress"
   Write-Output "$(Get-Date -f $timeStampFormat) - Suspending Deployment: In progress"
   $suspend = Set-AzureDeployment -Slot $slot -ServiceName $service -Status Suspended
   write-progress -id 1 -activity "Suspending Deployment" -status "Suspended"
   Write-Output "$(Get-Date -f $timeStampFormat) - Suspending Deployment"
}
# START starting point of code ------------------------------------------------------------------
# do not run deployment on saturday or sunday
if($(Get-Date).DayOfWeek.ToString() -ne "Saturday" -and $(Get-Date).DayOfWeek.ToString() -ne "Sunday")
{
   $AzureConn = Get-AutomationConnection -Name "Test"
   if ($AzureConn -eq $null)
   {
      throw "Could not retrieve '$AzureConnectionName' connection asset. Check that you created this first in the Automation service."
   }
   # Get the Azure management certificate that is used to connect to this subscription
   $Certificate = Get-AutomationCertificate -Name $AzureConn.AutomationCertificateName
   if ($Certificate -eq $null)
   {
      throw "Could not retrieve '$AzureConn.AutomationCertificateName' certificate asset. Check that you created this first in the Automation service."
   }
   # $cred = Get-AutomationPSCredential -Name $UserName
   # Add-AzureAccount -Credential $cred
Set-AzureSubscription -SubscriptionName $SubscriptionName -SubscriptionId $AzureConn.SubscriptionID -Certificate $Certificate -CurrentStorageAccount $StorageAccount
   # Set-AzureSubscription –SubscriptionName $SubscriptionName -CurrentStorageAccount $StorageAccount
Select-AzureSubscription -SubscriptionName $SubscriptionName
   if($IsCreate)
   {
      Write-Output "Create Azure Deployment"
#Publish $slot $package $TempFileLocation $deploymentLabel $service $timeStampFormat $ConfigFileName $BlobContainer
      $deployment = Get-AzureDeployment -ServiceName $service -Slot $slot -ErrorVariable a -ErrorAction silentlycontinue
      Copy-FileFromAzureStorageToSandbox -ConfigFileName $ConfigFileName -BlobContainer $BlobContainer -TempFileLocation $TempFileLocation
      if ($deployment.Name -ne $null) {
         #Update deployment inplace (usually faster, cheaper, won't destroy VIP)
         Write-Output "$(Get-Date -f $timeStampFormat) - Deployment exists in $service. Upgrading deployment."
         UpgradeDeployment $slot $package $TempFileLocation $deploymentLabel $service $timeStampFormat
      } else {
         Write-Output "$(Get-Date -f $timeStampFormat) - No deployment is detected. Creating a new deployment. "
         CreateNewDeployment $slot $package $TempFileLocation $deploymentLabel $service $timeStampFormat
      }
      # remove the config file from temp sandbox location
      remove-item -path $TempFileLocation -force
      #update-BlobFiles -BlobContainer $BlobContainer -FileName $packageFileName
      #update-BlobFiles -BlobContainer $BlobContainer -FileName $ConfigFileName
   }
   else
   {
      # SuspendDeployment $slot $service
      Write-Output "$(Get-Date -f $timeStampFormat) - Deleting the $slot deployment "
      Remove-AzureDeployment -ServiceName $service -Slot $slot -Force
      write-progress -id 3 -activity "Deleting Deployment" -completed -Status "Complete"
   }
}
# END ending point of code ------------------------------------------------------------------
}