Functions/Accounts/Remove-PASAccount.ps1

# .ExternalHelp psPAS-help.xml
function Remove-PASAccount {
    [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSReviewUnusedParameter', 'UseGen1API', Justification = 'False Positive')]
    [CmdletBinding(SupportsShouldProcess, DefaultParameterSetName = 'Default')]
    param(
        [parameter(
            Mandatory = $true,
            ValueFromPipelinebyPropertyName = $true
        )]
        [ValidateNotNullOrEmpty()]
        [Alias('id')]
        [string]$AccountID,

        [parameter(
            Mandatory = $false,
            ValueFromPipelinebyPropertyName = $false,
            ParameterSetName = 'Gen1'
        )]
        [Alias('UseClassicAPI')]
        [switch]$UseGen1API,

        [parameter(
            Mandatory = $false,
            ValueFromPipelinebyPropertyName = $true,
            ParameterSetName = 'Default'
        )]
        [boolean]$DeleteSSHKey
    )

    begin {
        #check minimum version
        Assert-VersionRequirement -RequiredVersion 10.4
    }#begin

    process {

        switch ($PSCmdlet.ParameterSetName) {

            'Gen1' {

                #Create URL for request (earlier than 10.4)
                $URI = "$($psPASSession.BaseURI)/WebServices/PIMServices.svc/Accounts/$AccountID"
                break

            }

            default {

                #Create URL for request (Version 10.4 onwards)
                $URI = "$($psPASSession.BaseURI)/api/Accounts/$AccountID"

                if ($PSBoundParameters.ContainsKey('DeleteSSHKey')) {

                    if (Test-IsISPSS) {

                        #Privilege Cloud parameter name
                        $QueryParameters = @{'deleteOnlyPrivateSshKey' = $DeleteSSHKey }

                    } else {

                        #Self-Hosted parameter name, requires 15.2
                        Assert-VersionRequirement -RequiredVersion 15.2

                        $QueryParameters = @{'deleteSshKeyFromVaultAndTarget' = $DeleteSSHKey }

                    }

                    $queryString = $QueryParameters | ConvertTo-QueryString

                    if ($null -ne $queryString) {

                        #Build URL from base URL
                        $URI = "$URI`?$queryString"

                    }

                }

            }

        }

        if ($PSCmdlet.ShouldProcess($AccountID, 'Delete Account')) {

            #Send request to webservice
            Invoke-PASRestMethod -Uri $URI -Method DELETE

        }

    }#process

    end { }#end

}