Get-MicrosoftFSLogixApps.ps1

Function Get-MicrosoftFSLogixApps {
    <#
        .SYNOPSIS
            Get the current version and download URL for the Microsoft FSLogix Apps agent.

        .NOTES
            Site: https://stealthpuppy.com
            Author: Aaron Parker
            Twitter: @stealthpuppy
    #>
    [OutputType([System.Management.Automation.PSObject])]
    [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSUseSingularNouns", "", Justification="Product name is a plural")]
    [CmdletBinding(SupportsShouldProcess = $False)]
    param (
        [Parameter(Mandatory = $False, Position = 0)]
        [ValidateNotNull()]
        [System.Management.Automation.PSObject]
        $res = (Get-FunctionResource -AppName ("$($MyInvocation.MyCommand)".Split("-"))[1])
    )

    ForEach ($item in $res.Get.Download.Uri.GetEnumerator()) {

        # Follow the download link which will return a 301
        $response = Resolve-SystemNetWebRequest -Uri $res.Get.Download.Uri[$item.Key]

        # Check returned URL. It should be a go.microsoft.com/fwlink/?linkid style link
        If ($Null -ne $response) {

            # Construct the output; Return the custom object to the pipeline
            $PSObject = [PSCustomObject] @{
                Version = [RegEx]::Match($($response.ResponseUri.AbsoluteUri), $res.Get.Download.MatchVersion).Captures.Value
                Date    = ConvertTo-DateTime -DateTime $response.LastModified -Pattern $res.Get.Download.DatePattern
                Channel = $item.Name
                URI     = $response.ResponseUri.AbsoluteUri
            }
            Write-Output -InputObject $PSObject
        }
    }
}