Clear-Host

# Define servers
$servers = @(
    @{ FriendlyName = "Friendly name here"; Name = "IP address here"; Username = "your_user_name" },
    @{ FriendlyName = "Friendly name here"; Name = "IP address here"; Username = "your_user_name" },
    @{ FriendlyName = "Friendly name here"; Name = "IP address here"; Username = "your_user_name" },
    @{ FriendlyName = "Friendly name here"; Name = "IP address here"; Username = "your_user_name" }
)

# Add Quit Option
$servers += @{ FriendlyName = "Quit"; Name = $null }

# Start Remote Desktop
function Start-RDP {
    param ($Server)
    if ($Server.Name) {
        Write-Host "Starting Remote Desktop for $($Server.FriendlyName) ($($Server.Name))..."
        Start-Process -FilePath "mstsc.exe" -ArgumentList "/v:$($Server.Name)"
    } else {
        Write-Host "Invalid server details. Skipping."
    }
}

# Interactive scrolling
function Show-Menu {
    param (
        [array]$Items
    )

    $selectedIndex = 0
    $key = $null

    # Save cursor position
    $initialCursorTop = [Console]::CursorTop

    while ($true) {
        # Clear console at start of every loop
        Clear-Host

        # Reset cursor to top of menu
        [Console]::SetCursorPosition(0, $initialCursorTop)

        Write-Host "Remote Servers" -ForegroundColor DarkGreen
        for ($i = 0; $i -lt $Items.Count; $i++) {
            if ($i -eq $selectedIndex) {
                if ($Items[$i].FriendlyName -eq "Quit") {
                    # Highlight Quit in red
                    Write-Host ">> $($Items[$i].FriendlyName)" -ForegroundColor Red
                } else {
                    # Highlight selected item
                    Write-Host ">> $($Items[$i].FriendlyName)" -ForegroundColor DarkGreen
                }
            } else {
                # Display unselected items normally
                Write-Host "   $($Items[$i].FriendlyName)"
            }
        }

        # Clear trailing lines while preventing buffer overflow
        $cursorTop = $initialCursorTop + $Items.Count + 2
        $maxHeight = [Console]::BufferHeight - 1
        if ($cursorTop -gt $maxHeight) {
            $cursorTop = $maxHeight
        }
        [Console]::SetCursorPosition(0, $cursorTop)

        # Read key input
        $key = $Host.UI.RawUI.ReadKey("NoEcho, IncludeKeyDown").VirtualKeyCode

        switch ($key) {
            38 { # Up Arrow
                $selectedIndex = ($selectedIndex - 1) % $Items.Count
                if ($selectedIndex -lt 0) { $selectedIndex = $Items.Count - 1 }
            }
            40 { # Down Arrow
                $selectedIndex = ($selectedIndex + 1) % $Items.Count
            }
            13 { # Enter
                return $Items[$selectedIndex] }
        }
    }
}

# Main Menu Loop
do {
    # Clear console before each menu display
    Clear-Host

    $selectedServer = Show-Menu -Items $servers
    if ($selectedServer.FriendlyName -eq "Quit") {
        Write-Host "Exiting."
        break
    } else {
        Start-RDP -Server $selectedServer
    }
} while ($true)