GinShell.GoDaddy/Public/Add-GsGoDaddyPointer.ps1

function Add-GsGoDaddyPointer {
    [CmdletBinding()]
    param (
        [Parameter(Mandatory)]
        [string]$FullDomainName,

        [Parameter(Mandatory = $false)]
        [ValidateSet("A", "CNAME")]
        [string]$Type = 'CNAME',

        [Parameter(Mandatory)]
        [string]$Target,
        [switch]$Force
    )

    $dns = $FullDomainName.Split('.')
    $len = $dns.Length
    $name = ($dns[0..($len - 3)] -join '.')
    $domain = "$($dns[-2]).$($dns[-1])"

    $creds = Get-GoDaddyCreds
    $headers = @{ Authorization = "sso-key $($creds.Key):$($creds.Secret)" }

    $uri = "https://api.godaddy.com/v1/domains/$domain/records/$Type/$name"
    $existing = $null
    try { $existing = Invoke-RestMethod -Uri $uri -Headers $headers -Method GET -ErrorAction Stop } catch {}

    if ($existing -and -not $Force) {
        Write-GsLog -Message "Record already exists: $($existing.data)" -Type Error
        return
    }

    $body = @(
        @{ data = $Target; name = $name; ttl = 3600; type = $Type }
    ) | ConvertTo-Json -Depth 3

    if ($existing -and $Force) {
        Write-GsLog -Message "An existing DNS record for '$FullDomainName' was found pointing to '$($existing.data)'. Proceeding to update it as the -Force flag is specified." -Type Warning

        $patchUri = "https://api.godaddy.com/v1/domains/$domain/records/$Type/$name"
        try {
            Invoke-RestMethod -Uri $patchUri -Headers $headers -Method PUT -Body [$body] -ContentType 'application/json'
            Write-GsLog -Message "Updated $name.$domain -> $Target" -Type Success
        }
        catch {
            Write-GsLog -Message "Failed to update record: $_" -Type Error
        }
        return
    }

    $createUri = "https://api.godaddy.com/v1/domains/$domain/records"
    try {
        Invoke-RestMethod -Uri $createUri -Headers $headers -Method PATCH -Body [$body] -ContentType 'application/json'
        Write-GsLog -Message "Created $name.$domain -> $Target" -Type Success
    }
    catch {
        Write-GsLog -Message "Failed to create record: $_" -Type Error
    }
}