-- not Client-Side Executor GUI
local Players = game:GetService("Players")
local UserInputService = game:GetService("UserInputService")
local player = Players.LocalPlayer
local playerGui = player:WaitForChild("PlayerGui")

-- Create the GUI
local screenGui = Instance.new("ScreenGui")
screenGui.Name = "LuaExecutor"
screenGui.Parent = playerGui

local frame = Instance.new("Frame")
frame.Size = UDim2.new(0, 400, 0, 300)
frame.Position = UDim2.new(0.5, -200, 0.5, -150)
frame.AnchorPoint = Vector2.new(0.5, 0.5)
frame.BackgroundColor3 = Color3.fromRGB(50, 205, 50)
frame.BorderSizePixel = 0
frame.Active = true
frame.Draggable = true
frame.Selectable = true
frame.Parent = screenGui

-- Title bar with drag functionality
local titleBar = Instance.new("Frame")
titleBar.Size = UDim2.new(1, 0, 0, 30)
titleBar.BackgroundColor3 = Color3.fromRGB(20, 20, 30)
titleBar.BorderSizePixel = 0
titleBar.Parent = frame

local title = Instance.new("TextLabel")
title.Text = "NPC Lua Executor"
title.Size = UDim2.new(1, 0, 1, 0)
title.BackgroundTransparency = 1
title.TextColor3 = Color3.fromRGB(255, 255, 255)
title.Font = Enum.Font.SourceSansBold
title.Parent = titleBar

-- Close button
local closeButton = Instance.new("TextButton")
closeButton.Text = "X"
closeButton.Size = UDim2.new(0, 30, 1, 0)
closeButton.Position = UDim2.new(1, -30, 0, 0)
closeButton.BackgroundColor3 = Color3.fromRGB(200, 50, 50)
closeButton.TextColor3 = Color3.fromRGB(255, 255, 255)
closeButton.Parent = titleBar

-- Main content
local inputBox = Instance.new("TextBox")
inputBox.PlaceholderText = "Enter Lua code here (/help for commands)"
inputBox.Size = UDim2.new(1, -20, 0.6, -10)
inputBox.Position = UDim2.new(0, 10, 0, 40)
inputBox.BackgroundColor3 = Color3.fromRGB(40, 40, 50)
inputBox.TextColor3 = Color3.fromRGB(255, 255, 255)
inputBox.TextXAlignment = Enum.TextXAlignment.Left
inputBox.TextYAlignment = Enum.TextYAlignment.Top
inputBox.MultiLine = true
inputBox.TextWrapped = true
inputBox.ClearTextOnFocus = false
inputBox.Parent = frame

local buttonContainer = Instance.new("Frame")
buttonContainer.Size = UDim2.new(1, -20, 0, 40)
buttonContainer.Position = UDim2.new(0, 10, 0.65, 0)
buttonContainer.BackgroundTransparency = 1
buttonContainer.Parent = frame

local executeButton = Instance.new("TextButton")
executeButton.Text = "Execute"
executeButton.Size = UDim2.new(0.3, 0, 1, 0)
executeButton.Position = UDim2.new(0, 0, 0, 0)
executeButton.BackgroundColor3 = Color3.fromRGB(50, 150, 50)
executeButton.TextColor3 = Color3.fromRGB(255, 255, 255)
executeButton.Parent = buttonContainer

local clearButton = Instance.new("TextButton")
clearButton.Text = "Clear"
clearButton.Size = UDim2.new(0.3, 0, 1, 0)
clearButton.Position = UDim2.new(0.35, 0, 0, 0)
clearButton.BackgroundColor3 = Color3.fromRGB(150, 50, 50)
clearButton.TextColor3 = Color3.fromRGB(255, 255, 255)
clearButton.Parent = buttonContainer

local injectButton = Instance.new("TextButton")
injectButton.Text = "Inject"
injectButton.Size = UDim2.new(0.3, 0, 1, 0)
injectButton.Position = UDim2.new(0.7, 0, 0, 0)
injectButton.BackgroundColor3 = Color3.fromRGB(50, 50, 150)
injectButton.TextColor3 = Color3.fromRGB(255, 255, 255)
injectButton.Parent = buttonContainer

local outputBox = Instance.new("ScrollingFrame")
outputBox.Size = UDim2.new(1, -20, 0.25, -10)
outputBox.Position = UDim2.new(0, 10, 0.75, 0)
outputBox.BackgroundColor3 = Color3.fromRGB(40, 40, 50)
outputBox.BorderSizePixel = 0
outputBox.ScrollBarThickness = 8
outputBox.Parent = frame

local outputText = Instance.new("TextLabel")
outputText.Text = "Output will appear here"
outputText.Size = UDim2.new(1, 0, 1, 0)
outputText.BackgroundTransparency = 1
outputText.TextColor3 = Color3.fromRGB(255, 255, 255)
outputText.TextXAlignment = Enum.TextXAlignment.Left
outputText.TextYAlignment = Enum.TextYAlignment.Top
outputText.TextWrapped = true
outputText.Parent = outputBox

-- Drag functionality
local dragging
local dragInput
local dragStart
local startPos

local function updateOutput(text)
    outputText.Text = text
    outputBox.CanvasSize = UDim2.new(0, 0, 0, outputText.TextBounds.Y + 10)
    outputBox.CanvasPosition = Vector2.new(0, outputText.TextBounds.Y)
end

local function onInputChanged(input)
    if dragging and input.UserInputType == Enum.UserInputType.MouseMovement then
        local delta = input.Position - dragStart
        frame.Position = UDim2.new(0, startPos.X.Offset + delta.X, 0, startPos.Y.Offset + delta.Y)
    end
end

titleBar.InputBegan:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 then
        dragging = true
        dragStart = input.Position
        startPos = frame.Position
        
        input.Changed:Connect(function()
            if input.UserInputState == Enum.UserInputState.End then
                dragging = false
            end
        end)
    end
end)

titleBar.InputChanged:Connect(onInputChanged)

-- Button functionality
closeButton.MouseButton1Click:Connect(function()
    screenGui:Destroy()
end)

clearButton.MouseButton1Click:Connect(function()
    inputBox.Text = ""
    updateOutput("Output cleared")
end)

executeButton.MouseButton1Click:Connect(function()
    if inputBox.Text ~= "" then
        updateOutput("Executing...")
        
        -- Send to server for validation
        local success, result = pcall(function()
            return game:GetService("ReplicatedStorage"):WaitForChild("ExecutorRemote"):InvokeServer("execute", inputBox.Text)
        end)
        
        if success then
            updateOutput(tostring(result))
        else
            updateOutput("Error: " .. tostring(result))
        end
    end
end)

injectButton.MouseButton1Click:Connect(function()
    updateOutput("Injecting script...")
    
    -- Send to server for validation
    local success, result = pcall(function()
        return game:GetService("ReplicatedStorage"):WaitForChild("ExecutorRemote"):InvokeServer("inject", inputBox.Text)
    end)
    
    if success then
        updateOutput(tostring(result))
    else
        updateOutput("Error: " .. tostring(result))
    end
end)