local lib = getgenv().Library
local out = {}
-- find the vehicle tab controls
local function findControl(title)
    return lib.Registry[title]
end
local function myCar()
    local plr = game.Players.LocalPlayer
    for _, c in ipairs(workspace.CivCars:GetChildren()) do
        local o = c:FindFirstChild("Owner")
        if o and o.Value == plr.Name then return c end
    end
end
local function bodyColor(car)
    local body = car and car:FindFirstChild("Body")
    local p = body and body:FindFirstChildWhichIsA("BasePart")
    return p and tostring(p.Color) or "?"
end
local car = myCar()
out[#out+1] = "car: " .. (car and car.Name or "none") .. " | body before: " .. bodyColor(car)
-- drive the real buttons
findControl("Select Body Color").Set("Red")
-- the apply is a button: fire it through its own ui button
local function clickButton(title)
    for _, d in ipairs(lib.Open.Gui:GetDescendants()) do
        if d:IsA("TextButton") and d.Name == "Button_" .. title then
            if firesignal then pcall(firesignal, d.MouseButton1Click) else pcall(function() d:Activate() end) end
            return true
        end
    end
    return false
end
out[#out+1] = "clicked apply body: " .. tostring(clickButton("Apply Body Color"))
task.wait(6)
car = myCar()
out[#out+1] = "body after red: " .. bodyColor(car)
findControl("Select Rims Color").Set("Gold")
clickButton("Apply Rims Color")
task.wait(6)
out[#out+1] = "rims state: " .. (car and car:FindFirstChild("Rims") and tostring(car.Rims:FindFirstChildWhichIsA("BasePart") and car.Rims:FindFirstChildWhichIsA("BasePart").Color) or "n/a")
print("RESULTS: " .. table.concat(out, "\n"))