. "$PSScriptRoot/Config.ps1";

enum InstallerAction {
    Install
    Configure
    ConfigureUser
}

$null = New-Module {
    $userArgument = "name";

    <#
        .SYNOPSIS
        Installs the software.
    #>
    function Install-Software { }
    
    <#
        .SYNOPSIS
        Configures the system for the software.
    #>
    function Set-SoftwareConfiguration { }
    
    <#
        .SYNOPSIS
        Configures a user for the software.

        .PARAMETER Name
        The name of the user to configure.
    #>
    function Set-SoftwareUserConfiguration {
        param(
            [Parameter(Mandatory = $true)]
            [string] $Name
        )
    }
    
    function Start-SoftwareInstaller {
        param(
            [InstallerAction] $Action,
            [hashtable] $Arguments
        )
    
        if (($null -eq $Action) -or ($action -eq ([InstallerAction]::Install))) {
            Install-Software @Arguments;
        } elseif ($action -eq ([InstallerAction]::Configure)) {
            Set-SoftwareConfiguration @Arguments;
    
            foreach ($user in Get-Users) {
                $Arguments.Add($userArgument, $user);
    
                Start-SoftwareInstaller -Action ([InstallerAction]::ConfigureUser) @Arguments;
            }
        } elseif ($action -eq ([InstallerAction]::ConfigureUser)) {
            if ((-not $Arguments.Contains($userArgument)) -or ($null -eq $Arguments[$userArgument])) {
                $Arguments.Add($userArgument, ($env:UserName));
            }

            Set-SoftwareUserConfiguration @Arguments;
        }
    }
}