function New-AppTierApplicationPools {
<#
.SYNOPSIS
    This function sets the application tier application pools.
    TODO: This function should be deprecated as of April 2021
#>
    [CmdletBinding()]
    Param()

    foreach ($appPool in $global:appTierApplications) {
        ## When we can get the bootstrap value set for Get-AppServiceAccountName we can remove this if block
        ## TODO: cbrand ~ when https://jira.alkami.com/browse/SRE-12325 is completed we should remove this
        if ([string]::IsNullOrWhiteSpace((Get-AppSetting "Environment.UserPrefix" -SuppressWarnings))) {
            ## TODO: cbrand - 2019-08-19 - Replace the -Credential parameter with a call to (Get-AppServiceAccountName $appPool.WebAppName) or just embed that lookup in the call below if everything will be a GMSAAccount.
            New-AppTierApplicationPool -AppPoolName $appPool.WebAppName -Credential (Get-AlkamiCredential $appPool.User $appPool.Password) -IsGMSAAccount:$appPool.IsGMSAAccount
        } else {
            New-AlkamiWebAppPool -appPoolName $appPool.WebAppName
        }
    }
}

Set-Alias -name Create-AppTierApplicationPools -value New-AppTierApplicationPools;