Functions/BloxOneDDI/Get-B1ForwardNSG.ps1

function Get-B1ForwardNSG {
    <#
    .SYNOPSIS
        Retrieves a list of Forward DNS Server Groups from BloxOneDDI

    .DESCRIPTION
        This function is used to query a list Forward DNS Server Groups from BloxOneDDI

    .PARAMETER Name
        The name of the Forward DNS Server Group

    .PARAMETER Strict
        Use strict filter matching. By default, filters are searched using wildcards where possible. Using strict matching will only return results matching exactly what is entered in the applicable parameters.

    .PARAMETER Limit
        Use this parameter to limit the quantity of results. The default number of results is 1000.

    .PARAMETER Offset
        Use this parameter to offset the results by the value entered for the purpose of pagination

    .PARAMETER tfilter
        Use this parameter to filter the results returned by tag.

    .PARAMETER Fields
        Specify a list of fields to return. The default is to return all fields.
        
    .PARAMETER id
        Filter results by forward DNS server group id

    .EXAMPLE
        PS> Get-B1ForwardNSG -Name "Data Centre" -Strict
    
    .FUNCTIONALITY
        BloxOneDDI
    
    .FUNCTIONALITY
        DNS
    #>

    param(
        [String]$Name,
        [Switch]$Strict = $false,
        [Int]$Limit = 1000,
        [Int]$Offset = 0,
        [String]$tfilter,
        [String[]]$Fields,
        [String]$id
    )
    $MatchType = Match-Type $Strict
    [System.Collections.ArrayList]$Filters = @()
    [System.Collections.ArrayList]$QueryFilters = @()
    if ($Name) {
        $Filters.Add("name$MatchType`"$Name`"") | Out-Null
    }
    if ($id) {
        $Filters.Add("id==`"$id`"") | Out-Null
    }
    if ($Filters) {
        $Filter = Combine-Filters $Filters
        $QueryFilters.Add("_filter=$Filter") | Out-Null
    }
    $QueryFilters.Add("_limit=$Limit") | Out-Null
    $QueryFilters.Add("_offset=$Offset") | Out-Null
    if ($tfilter) {
        $QueryFilters.Add("_tfilter=$tfilter") | Out-Null
    }
    if ($Fields) {
        $Fields += "id"
        $QueryFilters.Add("_fields=$($Fields -join ",")") | Out-Null
    }
    if ($QueryFilters) {
        $QueryString = ConvertTo-QueryString $QueryFilters
    }

    if ($QueryString) {
        Query-CSP -Method GET -Uri "dns/forward_nsg$($QueryString)" | Select-Object -ExpandProperty results -ErrorAction SilentlyContinue
    } else {
        Query-CSP -Method GET -Uri "dns/forward_nsg" | Select-Object -ExpandProperty results -ErrorAction SilentlyContinue
    }
}