Private/Endpoints.ps1

function Find-PodeEndpoints
{
    param(
        [Parameter()]
        [ValidateSet('', 'Http', 'Https')]
        [string]
        $Protocol,

        [Parameter()]
        [string]
        $Address,

        [Parameter()]
        [string[]]
        $EndpointName
    )

    $endpoints = @()

    # just use a single endpoint/protocol
    if ([string]::IsNullOrWhiteSpace($EndpointName)) {
        $endpoints += @{
            Protocol = $Protocol
            Address = $Address
            Name = [string]::Empty
        }
    }

    # get all defined endpoints by name
    else {
        foreach ($name in @($EndpointName)) {
            $_endpoint = Get-PodeEndpointByName -Name $name -ThrowError
            if ($null -ne $_endpoint) {
                $endpoints += @{
                    Protocol = $_endpoint.Protocol
                    Address = $_endpoint.RawAddress
                    Name = $name
                }
            }
        }
    }

    # convert the endpoint's address into host:port format
    foreach ($_endpoint in $endpoints) {
        if (![string]::IsNullOrWhiteSpace($_endpoint.Address)) {
            $_addr = Get-PodeEndpointInfo -Address $_endpoint.Address -AnyPortOnZero
            $_endpoint.Address = "$($_addr.Host):$($_addr.Port)"
        }
    }

    return $endpoints
}

function Get-PodeEndpoints
{
    param(
        [Parameter(Mandatory=$true)]
        [ValidateSet('Http', 'Ws', 'Smtp', 'Tcp')]
        [string]
        $Type
    )

    $endpoints = $null

    switch ($Type.ToLowerInvariant()) {
        'http' {
            $endpoints = @($PodeContext.Server.Endpoints.Values | Where-Object { @('http', 'https') -icontains $_.Protocol })
        }

        'ws' {
            $endpoints = @($PodeContext.Server.Endpoints.Values | Where-Object { @('ws', 'wss') -icontains $_.Protocol })
        }

        'smtp' {
            $endpoints = @($PodeContext.Server.Endpoints.Values | Where-Object { @('smtp') -icontains $_.Protocol })
        }

        'tcp' {
            $endpoints = @($PodeContext.Server.Endpoints.Values | Where-Object { @('tcp') -icontains $_.Protocol })
        }
    }

    return $endpoints
}

function Test-PodeEndpoints
{
    param(
        [Parameter(Mandatory=$true)]
        [ValidateSet('Http', 'Ws', 'Smtp', 'Tcp')]
        [string]
        $Type
    )

    $endpoints = (Get-PodeEndpoints -Type $Type)
    return (($null -ne $endpoints) -and ($endpoints.Length -gt 0))

}

function Find-PodeEndpointName
{
    param(
        [Parameter()]
        [string]
        $Protocol,

        [Parameter()]
        [string]
        $Address,

        [Parameter()]
        [System.Net.EndPoint]
        $LocalAddress,

        [switch]
        $Force,

        [switch]
        $ThrowError
    )

    if (!$PodeContext.Server.FindRouteEndpoint -and !$Force) {
        return $null
    }

    if ([string]::IsNullOrWhiteSpace($Protocol) -or
        [string]::IsNullOrWhiteSpace($Address) -or
        [string]::IsNullOrWhiteSpace($LocalAddress)) {
        return $null
    }

    <#
       using Host header
    #>


    # add a default port to the address if missing
    if (!$Address.Contains(':')) {
        $port = Get-PodeDefaultPort -Protocol $Protocol -Real
        $Address = "$($Address):$($port)"
    }

    # change localhost/computer name to ip address
    if (($Address -ilike 'localhost:*') -or ($Address -ilike "$($PodeContext.Server.ComputerName):*")) {
        $Address = ($Address -ireplace "(localhost|$([regex]::Escape($PodeContext.Server.ComputerName)))\:", "(127\.0\.0\.1|0\.0\.0\.0|localhost|$([regex]::Escape($PodeContext.Server.ComputerName))):")
    }
    else {
        $Address = [regex]::Escape($Address)
    }

    # create the endpoint key for address
    $key = "$($Protocol)\|$($Address)"

    # try and find endpoint for address
    $key = @(foreach ($k in $PodeContext.Server.EndpointsMap.Keys) {
        if ($k -imatch $key) {
            $k
            break
        }
    })[0]

    if (![string]::IsNullOrWhiteSpace($key) -and $PodeContext.Server.EndpointsMap.ContainsKey($key)) {
        return $PodeContext.Server.EndpointsMap[$key]
    }

    <#
       using local endpoint from socket
    #>


    # setup the local address as a string
    $_localAddress = "$($LocalAddress.Address.IPAddressToString):$($LocalAddress.Port)"
    $_localAddress = [regex]::Escape($_localAddress)

    # create the endpoint key for local address
    $key = "$($Protocol)\|$($_localAddress)"

    # try and find endpoint for local address
    $key = @(foreach ($k in $PodeContext.Server.EndpointsMap.Keys) {
        if ($k -imatch $key) {
            $k
            break
        }
    })[0]

    if (![string]::IsNullOrWhiteSpace($key) -and $PodeContext.Server.EndpointsMap.ContainsKey($key)) {
        return $PodeContext.Server.EndpointsMap[$key]
    }

    <#
       check for * address
    #>


    # set * address as string
    $_anyAddress = "0\.0\.0\.0:$($LocalAddress.Port)"
    $key = "$($Protocol)\|$($_anyAddress)"

    # try and find endpoint for any address
    $key = @(foreach ($k in $PodeContext.Server.EndpointsMap.Keys) {
        if ($k -imatch $key) {
            $k
            break
        }
    })[0]

    if (![string]::IsNullOrWhiteSpace($key) -and $PodeContext.Server.EndpointsMap.ContainsKey($key)) {
        return $PodeContext.Server.EndpointsMap[$key]
    }

    # error?
    if ($ThrowError) {
        throw "Endpoint with protocol '$($Protocol)' and address '$($Address)' or local address '$($_localAddress)' does not exist"
    }

    return $null
}

function Get-PodeEndpointByName
{
    param (
        [Parameter()]
        [string]
        $Name,

        [switch]
        $ThrowError
    )

    # if an EndpointName was supplied, find it and use it
    if ([string]::IsNullOrWhiteSpace($Name)) {
        return $null
    }

    # ensure it exists
    if ($PodeContext.Server.Endpoints.ContainsKey($Name)) {
        return $PodeContext.Server.Endpoints[$Name]
    }

    # error?
    if ($ThrowError) {
        throw "Endpoint with name '$($Name)' does not exist"
    }

    return $null
}