Azure Powershell 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 ------------------------------------------------------------------

}