[LUA] Tower Battles Script

-- made by Lau
-- script by Deidara

local ScreenGui = Instance.new("ScreenGui")
local Frame = Instance.new("Frame")
local player = Instance.new("TextBox")
local upgrade = Instance.new("TextButton")
ScreenGui.Parent = game.CoreGui
Frame.Parent = ScreenGui
Frame.BackgroundColor3 = Color3.new(1, 1, 1)
Frame.BackgroundTransparency = 0.5
Frame.BorderSizePixel = 3
Frame.Active = true
Frame.Draggable = true
Frame.Position = UDim2.new(0.411496341, 0, 0.318352073, 0)
Frame.Size = UDim2.new(0, 200, 0, 201)

player.Name = "player"
player.Parent = Frame
player.BackgroundColor3 = Color3.new(1, 1, 1)
player.BackgroundTransparency = 0.5
player.BorderSizePixel = 0
player.Position = UDim2.new(0.247500002, 0, 0.482587039, 0)
player.Size = UDim2.new(0, 102, 0, 40)
player.Font = Enum.Font.Cartoon
player.FontSize = Enum.FontSize.Size14
player.Text = "Player Name"
player.TextSize = 14

upgrade.Name = "upgrade"
upgrade.Parent = Frame
upgrade.BackgroundColor3 = Color3.new(1, 1, 1)
upgrade.BackgroundTransparency = 0.5
upgrade.BorderSizePixel = 0
upgrade.Position = UDim2.new(0.200000003, 0, 0.149253726, 0)
upgrade.Size = UDim2.new(0, 121, 0, 47)
upgrade.Font = Enum.Font.Cartoon
upgrade.FontSize = Enum.FontSize.Size14
upgrade.Text = "Upgrade Towers"
upgrade.TextSize = 14

upgrade.MouseButton1Down:connect(function()
	local ws = workspace
local plr = game:GetService('Players')[player.Text]
for i,v in pairs(ws.Towers:GetChildren()) do
if v.Owner.Value == plr and v.Tower.UP1.Value < 4 then
repeat
workspace.HasEnough:InvokeServer('Cash',0)
workspace.Spend:InvokeServer(0)
workspace.UpgradeTower:InvokeServer(v.Name,0)
until v.Tower.UP1.Value >= 4
end
end
end)