-- Minijuego de Serpiente COMPACTO para Delta Executor
local Players = game:GetService("Players")
local CoreGui = game:GetService("CoreGui")
local UserInputService = game:GetService("UserInputService")

-- Eliminar GUI previa si existe
if CoreGui:FindFirstChild("SnakeGameGui") then
    CoreGui.SnakeGameGui:Destroy()
end

-- Variables del Juego (Tablero más chico)
local gridSize = 12  -- Reducido de 20 a 12
local boardWidth = 14
local boardHeight = 14
local snake = {}
local direction = Vector2.new(1, 0)
local nextDirection = direction
local foodPos = Vector2.new(5, 5)
local score = 0
local gameRunning = false
local moveInterval = 0.20
local lastMove = 0

-- Crear Interfaz Gráfica (GUI) Mini
local sg = Instance.new("ScreenGui")
sg.Name = "SnakeGameGui"
sg.Parent = CoreGui

local mainFrame = Instance.new("Frame")
mainFrame.Size = UDim2.new(0, boardWidth * gridSize + 20, 0, boardHeight * gridSize + 115) -- Más compacto
mainFrame.Position = UDim2.new(0.5, -(boardWidth * gridSize) / 2, 0.4, -(boardHeight * gridSize) / 2)
mainFrame.BackgroundColor3 = Color3.fromRGB(30, 30, 30)
mainFrame.BorderSizePixel = 1
mainFrame.Active = true
mainFrame.Draggable = true
mainFrame.Parent = sg

local title = Instance.new("TextLabel")
title.Size = UDim2.new(1, -25, 0, 22)
title.Text = "  Snake Mini"
title.TextColor3 = Color3.fromRGB(255, 255, 255)
title.BackgroundColor3 = Color3.fromRGB(20, 20, 20)
title.Font = Enum.Font.SourceSansBold
title.TextSize = 14
title.TextXAlignment = Enum.TextXAlignment.Left
title.Parent = mainFrame

local scoreLabel = Instance.new("TextLabel")
scoreLabel.Size = UDim2.new(1, 0, 0, 18)
scoreLabel.Position = UDim2.new(0, 0, 0, 22)
scoreLabel.Text = "Pts: 0"
scoreLabel.TextColor3 = Color3.fromRGB(200, 200, 200)
scoreLabel.BackgroundTransparency = 1
scoreLabel.Font = Enum.Font.SourceSansBold
scoreLabel.TextSize = 13
scoreLabel.Parent = mainFrame

local board = Instance.new("Frame")
board.Size = UDim2.new(0, boardWidth * gridSize, 0, boardHeight * gridSize)
board.Position = UDim2.new(0, 10, 0, 42)
board.BackgroundColor3 = Color3.fromRGB(15, 15, 15)
board.BorderColor3 = Color3.fromRGB(50, 50, 50)
board.ClipsDescendants = true
board.Parent = mainFrame

-- Controles Mini para Pantallas Táctiles (Debajo del tablero)
local controls = Instance.new("Frame")
controls.Size = UDim2.new(0, 90, 0, 65)
controls.Position = UDim2.new(0.5, -45, 1, -68)
controls.BackgroundTransparency = 1
controls.Parent = mainFrame

local function createArrow(text, pos, dir)
    local btn = Instance.new("TextButton")
    btn.Size = UDim2.new(0, 26, 0, 22)
    btn.Position = pos
    btn.Text = text
    btn.BackgroundColor3 = Color3.fromRGB(45, 45, 45)
    btn.TextColor3 = Color3.fromRGB(255, 255, 255)
    btn.Font = Enum.Font.SourceSansBold
    btn.TextSize = 14
    btn.Parent = controls
    btn.MouseButton1Click:Connect(function()
        if (dir.X ~= -direction.X or dir.X == 0) and (dir.Y ~= -direction.Y or dir.Y == 0) then
            nextDirection = dir
        end
    end)
end

-- Distribución compacta de botones
createArrow("▲", UDim2.new(0, 32, 0, 2), Vector2.new(0, -1))
createArrow("▼", UDim2.new(0, 32, 0, 42), Vector2.new(0, 1))
createArrow("◄", UDim2.new(0, 4, 0, 22), Vector2.new(-1, 0))
createArrow("►", UDim2.new(0, 60, 0, 22), Vector2.new(1, 0))

local closeBtn = Instance.new("TextButton")
closeBtn.Size = UDim2.new(0, 25, 0, 22)
closeBtn.Position = UDim2.new(1, -25, 0, 0)
closeBtn.Text = "X"
closeBtn.TextColor3 = Color3.fromRGB(255, 100, 100)
closeBtn.BackgroundColor3 = Color3.fromRGB(25, 25, 25)
closeBtn.BorderSizePixel = 0
closeBtn.TextSize = 14
closeBtn.Parent = mainFrame
closeBtn.MouseButton1Click:Connect(function()
    gameRunning = false
    sg:Destroy()
end)

-- Lógica del Juego
local function spawnFood()
    local valid = false
    while not valid do
        valid = true
        foodPos = Vector2.new(math.random(0, boardWidth - 1), math.random(0, boardHeight - 1))
        for _, segment in ipairs(snake) do
            if segment == foodPos then valid = false end
        end
    end
end

local function draw()
    board:ClearAllChildren()
    
    -- Dibujar Comida Mini
    local foodFrame = Instance.new("Frame")
    foodFrame.Size = UDim2.new(0, gridSize - 1, 0, gridSize - 1)
    foodFrame.Position = UDim2.new(0, foodPos.X * gridSize, 0, foodPos.Y * gridSize)
    foodFrame.BackgroundColor3 = Color3.fromRGB(255, 60, 60)
    foodFrame.BorderSizePixel = 0
    foodFrame.Parent = board

    -- Dibujar Serpiente Mini
    for i, segment in ipairs(snake) do
        local segFrame = Instance.new("Frame")
        segFrame.Size = UDim2.new(0, gridSize - 1, 0, gridSize - 1)
        segFrame.Position = UDim2.new(0, segment.X * gridSize, 0, segment.Y * gridSize)
        segFrame.BackgroundColor3 = (i == 1) and Color3.fromRGB(60, 255, 60) or Color3.fromRGB(50, 190, 50)
        segFrame.BorderSizePixel = 0
        segFrame.Parent = board
    end
end

local function resetGame()
    snake = {Vector2.new(4, 5), Vector2.new(3, 5)}
    direction = Vector2.new(1, 0)
    nextDirection = direction
    score = 0
    scoreLabel.Text = "Pts: " .. score
    spawnFood()
    gameRunning = true
end

-- Controles de Teclado (PC)
UserInputService.InputBegan:Connect(function(input, processed)
    if processed then return end
    if input.KeyCode == Enum.KeyCode.W or input.KeyCode == Enum.KeyCode.Up then
        if direction.Y == 0 then nextDirection = Vector2.new(0, -1) end
    elseif input.KeyCode == Enum.KeyCode.S or input.KeyCode == Enum.KeyCode.Down then
        if direction.Y == 0 then nextDirection = Vector2.new(0, 1) end
    elseif input.KeyCode == Enum.KeyCode.A or input.KeyCode == Enum.KeyCode.Left then
        if direction.X == 0 then nextDirection = Vector2.new(-1, 0) end
    elseif input.KeyCode == Enum.KeyCode.D or input.KeyCode == Enum.KeyCode.Right then
        if direction.X == 0 then nextDirection = Vector2.new(1, 0) end
    end
end)

resetGame()

-- Bucle de Actualización
game:GetService("RunService").Heartbeat:Connect(function()
    if not gameRunning then return end
    local now = os.clock()
    if now - lastMove >= moveInterval then
        lastMove = now
        direction = nextDirection
        
        local head = snake[1]
        local newHead = head + direction

        -- Colisiones de Paredes
        if newHead.X < 0 or newHead.X >= boardWidth or newHead.Y < 0 or newHead.Y >= boardHeight then
            resetGame()
            return
        end

        -- Colisiones del Cuerpo
        for i, segment in ipairs(snake) do
            if segment == newHead then
                resetGame()
                return
            end
        end

        table.insert(snake, 1, newHead)

        -- Comer
        if newHead == foodPos then
            score = score + 1
            scoreLabel.Text = "Pts: " .. score
            spawnFood()
        else
            table.remove(snake)
        end

        draw()
    end
end)