Basic Protect Gui

--[[
    Basic Protect Gui by darraghd493
    This is a basic module which prevents a gui from being indexed, offering basic protection.
]]

local library = {
    protected = {},
    connections = {} -- { gui = connection }
}

local oldNc;
oldNc = hookmetamethod(game,"__namecall",function(...)
    local args = {...}
    if not checkcaller() and args[1] == game and getnamecallmethod() == "FindFirstChild" and args[3] == true then
        for i, v in pairs(library.protected) do
            if v.Name == args[2] then
                return nil
            end
        end
    end
    return oldNc(...)
end)

function library.protect(gui: ScreenGui)
    table.insert(library.protected, gui)

    for i, v in pairs(gui:GetDescendants()) do
        table.insert(library.protected, v)
    end

    library.connections[gui] = gui.DescendantAdded:Connect(function(v)
        table.insert(library.protected, v)

        -- Ensure the connection is not active when the gui is not protected
        if not table.find(library.protected, gui) then
            library.connections[gui]:Disconnect()
        end
    end)
end

function library.unprotect(gui: ScreenGui)
    table.remove(library.protected, table.find(library.protected, gui))

    for i, v in pairs(gui:GetDescendants()) do
        table.remove(library.protected, table.find(library.protected, v))
    end

    if library.connections[gui] then
        library.connections[gui]:Disconnect()
    end
end

return library