winutil/functions/private/Get-WinUtilSelectedPackages.ps1

function Get-WinUtilSelectedPackages {

     param(
         [Parameter(Mandatory = $true)]
         [object] $PackageList,
     
         [Parameter(Mandatory = $true)]
         [PackageManagers] $Preference
     )

    if ($PackageList.count -eq 1) {
        Invoke-WPFUIThread -ScriptBlock { Set-WinUtilTaskbaritem -state "Indeterminate" -value 0.01 -overlay "logo" }
    } else {
        Invoke-WPFUIThread -ScriptBlock { Set-WinUtilTaskbaritem -state "Normal" -value 0.01 -overlay "logo" }
    }

    $packages = [System.Collections.Hashtable]::new()
    $packagesWinget = [System.Collections.ArrayList]::new()
    $packagesChoco = [System.Collections.ArrayList]::new()

    $packages[[PackageManagers]::Winget] = $packagesWinget
    $packages[[PackageManagers]::Choco] = $packagesChoco

    foreach ($package in $PackageList) {
        switch ($Preference) {
            "Choco" {
                if ($package.choco -eq "na") {
                    $null = $packagesWinget.add($package.winget)
                } else {
                    $null = $packagesChoco.add($package.choco)
                }
            }
            "Winget" {
                $null = $packagesWinget.add($package.winget)
            }
        }
    }

    return $packages
}