A PowerCLI function that prompts you to select from your Clusters, Hosts, Datastores & Networks. It will then deploy a VM according to the sizes you input

#Select Cluster
function vpf-Select-Cluster
{
$clusters = Get-Cluster
Write-Host
Write-Host " ================ Select $DCChoice Cluster ================"  -ForegroundColor green
Write-Host
$i = 1
$clusters | ForEach-Object -Process {
    Write-Host " $i $($_.Name)"
	$i++
}
Write-Host
Write-Host " A Select All Clusters"
Write-Host
$selection = Read-Host " Please make a selection (Q to Quit)"

if($selection -eq 'Q'){
		 clear
		 vpf-NewVM
}
else{
    $global:CLUChoice = $clusters[$selection -1].Name
    Write-Host " You chose cluster $CLUChoice"
	Start-Sleep -Second 1
}
}

#####################################################
function vpf-Select-Datastore
{
$global:DiskSize = Read-Host " Please Enter total disk size"
$global:RAMSize = Read-Host " Please Enter total RAM size"
$VMSize = [int]$global:DiskSize + [int]$global:RAMSize
$Available = {([int]$_.ProvisionedGB + [Int]$VMSize) -lt [Int]$_.CapacityGB -and $_.name -notlike "*-Local*"}
$datastores = Get-Cluster $Global:CLUChoice | get-vmhost $Global:NewVMHost | Get-Datastore | Select Datacenter, Name, Type, CapacityGB,
@{N='AfterProvisionedGB';E={[math]::Round(($_.ExtensionData.Summary.Capacity - $_.ExtensionData.Summary.FreeSpace + $_.ExtensionData.Summary.Uncommitted + $VMSize)/1GB)}},
@{N='FreespaceGB';E={[math]::Round($_.FreespaceGB - $VMSize)}},
@{N='OverProvisioned';E={If ((($_.ExtensionData.Summary.Capacity - $_.ExtensionData.Summary.FreeSpace + $_.ExtensionData.Summary.Uncommitted + $VMSize)/1GB) -gt $_.CapacityGB) {"OverProvisioned"} Else {"Capacity Available"} }}, state  |
Sort FreespaceGB | Where {([int]$_.AfterProvisionedGB + [Int]$VMSize) -lt [Int]$_.CapacityGB -and $_.name -notlike "*-Local*"}
Write-Host
Write-Host " ================ Select Datastore ================"  -ForegroundColor green
Write-Host
Write-Host " #   Name                Free Space After Deploy"
$i = 1
$datastores | ForEach-Object -Process {

    Write-Host " $i $($_.Name)      $($_.FreespaceGB)"
	$i++
}
Write-Host
Write-Host
$selection = Read-Host " Please make a selection (Q to Quit)"

if($selection -eq 'Q'){
         vpf-NewVM
}
else{
		 $Global:NewVMDatastore = $datastores[$selection -1].Name
		 Write-Host
		 Write-Host " You chose Datastore $Global:NewVMDatastore"
		 write-host		 
		 Write-Host -NoNewLine " Press any key to continue...";
		 $null = $Host.UI.RawUI.ReadKey('NoEcho,IncludeKeyDown');
		 Clear
}
}
####################################################
function vpf-Select-Host
{
Get-Cluster $global:CLUChoice | get-VMHost
write-host
$global:hostchoice = Get-Datacenter $global:DCChoice | Get-Cluster $global:CLUChoice | get-vmhost
Write-Host
Write-Host " ================ Select Host ================"  -ForegroundColor green
Write-Host
$i = 1
$global:hostchoice | ForEach-Object -Process {
    Write-Host " $i $($_.Name)"
	$i++
}
Write-Host
$selection = Read-Host " Please make a selection (Q to Quit)"

if($selection -eq 'Q'){
		clear
         vpf-NewVM
}
else{
    $Global:NewVMHost = $global:hostchoice[$selection -1].Name
	
    Write-Host " You chose Host $NewVMHost"
	Clear

}
}
######################################################
function vpf-Select-Network
{
$Global:networkschoice = get-virtualportgroup -VMhost $Global:NewVMHost | Select Name
Write-Host
Write-Host " ================ Select Network ================"  -ForegroundColor green
Write-Host
$i = 1
$Global:networkschoice | ForEach-Object -Process {
    Write-Host " $i $($_.Name)"
	$i++
}
Write-Host
$selection = Read-Host " Please make a selection (Q to Quit)"

if($selection -eq 'Q'){
		clear
         vpf-NewVM
}
else{
    $Global:NewVMNetwork = $Global:networkschoice[$selection -1].Name
	
    Write-Host " You chose Host $NewVMHost"
	Clear

}
}

function vpf-NewVM
{
write-host
$NewVMName = Read-Host " Please Enter New VM Name"
$NewVMMem = Read-Host " Please Enter number of vCPU"
vpf-Select-Cluster
clear
vpf-Select-Host
clear
	vpf-Select-Datastore
clear
	vpf-Select-Network
	clear
			New-VM -Name $NewVMName –VMHost $Global:NewVMHost -Datastore $Global:NewVMDatastore -DiskGB $global:DiskSize -MemoryGB $global:RAMSize -NumCpu $NewVMCPU -NetworkName $Global:NewVMNetwork
	
		 Write-Host -NoNewLine 'VM Container Deploying. Press any key to continue...';
		 $null = $Host.UI.RawUI.ReadKey('NoEcho,IncludeKeyDown');
clear
} 

########################################################################################################################################################################
clear