template button script Tool Shop Gui

local player = game.Players.LocalPlayer

script.Parent.MouseButton1Click:Connect(function()

    local templateno = tonumber(script.Parent.Parent.Name)
    local templatename = script.Parent.Parent.ToolName.Value
    local previousno
    local previousname
    if templateno ~=1 then
        previousno = templateno -1
        previousname = script.Parent.Parent.Parent:FindFirstChild(previousno).ToolName.Value
    else
        previousname = script.Parent.Parent.ToolName.Value
    end

    if player.OwnedItems:FindFirstChild(previousname) then

        local sidemenu = script.Parent.Parent.Parent.Parent.Parent.SideMenu
        sidemenu.ImageOftool.Image = script.Parent.Parent.ToolImageDisp.ImageLabel.Image
        sidemenu.ImageOftool.ImageColor3 = Color3.fromRGB(255,255,255)
        sidemenu.NameOftool.TextLabel.Text = script.Parent.Parent.ToolName.Value
        sidemenu.Cost.CostOfTool.Value = script.Parent.Parent.CostDisplay.Value
        sidemenu.Cost.CostDisplayer.Text = "Cost : "..sidemenu.Cost.CostOfTool.Value
        if player.Equipped.Value == script.Parent.Parent.ToolName.Value then
            sidemenu.BuyButton.TextButton.Text = "Equipped"
        elseif player.OwnedItems:FindFirstChild(templatename) then
            sidemenu.BuyButton.TextButton.Text = "Equip"
        else
            sidemenu.BuyButton.TextButton.Text = "Buy"
        end
    else
        local sidemenu = script.Parent.Parent.Parent.Parent.Parent.SideMenu
        sidemenu.ImageOftool.Image = script.Parent.Parent.ToolImageDisp.ImageLabel.Image
        sidemenu.ImageOftool.ImageColor3 = Color3.fromRGB(0,0,0)
        sidemenu.NameOftool.TextLabel.Text = "???"
        sidemenu.Cost.CostOfTool.Value = 0
        sidemenu.Cost.CostDisplayer.Text = "Cost : ???"
        sidemenu.BuyButton.TextButton.Text = "Can't Buy Now"

    end
end)