[CmdletBinding()]
param(
    [string]$SiteName = 'WscMvc',
    [string]$PoolName = 'WscMvc',
    [string]$PhysicalPath,
    [int]$Port = 8090
)

Import-Module WebAdministration

if (-not $PhysicalPath) {
    $PhysicalPath = Split-Path -Parent $PSScriptRoot
}

if (-not (Test-Path "IIS:\AppPools\$PoolName")) {
    New-WebAppPool -Name $PoolName | Out-Null
    Set-ItemProperty "IIS:\AppPools\$PoolName" -Name managedRuntimeVersion -Value ''
    Set-ItemProperty "IIS:\AppPools\$PoolName" -Name enable32BitAppOnWin64 -Value $false
    Write-Output "Created app pool $PoolName (64-bit, no managed code)"
} else {
    Write-Output "App pool $PoolName already exists"
}

if (-not (Test-Path "IIS:\Sites\$SiteName")) {
    New-Website -Name $SiteName -Port $Port -PhysicalPath $PhysicalPath -ApplicationPool $PoolName | Out-Null
    Write-Output "Created site $SiteName on port $Port -> $PhysicalPath"
} else {
    Write-Output "Site $SiteName already exists"
}

Start-WebAppPool -Name $PoolName -ErrorAction SilentlyContinue
Start-Website -Name $SiteName -ErrorAction SilentlyContinue

Get-Website -Name $SiteName | Select-Object Name, State, PhysicalPath, ApplicationPool