Creates the App Service For SharePoint 2016

CreateAppService.ps1

if ((Get-PSSnapin "Microsoft.SharePoint.PowerShell" -ErrorAction SilentlyContinue) -eq $null) 
{
    #Add SharePoint PowerShell Commands
    Add-PSSnapin "Microsoft.SharePoint.PowerShell"
}

$DatabaseServerName = "SQL2016"
$AppPoolName = "Default SharePoint Service App Pool"
$AppPoolUserName = "CFCODE2016\SP_Services"
$AppDomain = "cfapps.com"

$SubSettingsName = “Subscription Settings Service”
$SubSettingsDB = “SP_SubscriptionSettingsDB”
$AppManagementName = “App Management Service”
$AppManagementNameProxy = "App Management Service Proxy"
$AppManagementDB = “SP_AppManagementDB”

$SubSvc = New-SPSubscriptionSettingsServiceApplication –ApplicationPool $AppPoolName –Name $SubSettingsName –DatabaseName $SubSettingsDB
$SubSvcProxy = New-SPSubscriptionSettingsServiceApplicationProxy –ServiceApplication $SubSvc

Get-SPServiceInstance | where-object {$_.TypeName -eq $SubSettingsName} | Start-SPServiceInstance > $null

$AppManagement = New-SPAppManagementServiceApplication -Name $AppManagementName -DatabaseServer $DatabaseServerName -DatabaseName $AppManagementDB –ApplicationPool $AppPoolName
$AppManagementProxy = New-SPAppManagementServiceApplicationProxy -ServiceApplication $AppManagement -Name $AppManagementNameProxy

Get-SPServiceInstance | where-object {$_.TypeName -eq $AppManagementName} | Start-SPServiceInstance > $null
Set-SPAppDomain $AppDomain
Set-SPAppSiteSubscriptionName -Name “apps” -Confirm:$false