--// SERVICES
local Players = game:GetService("Players")
local UIS = game:GetService("UserInputService")
local RunService = game:GetService("RunService")

local player = Players.LocalPlayer

--// GUI
local gui = Instance.new("ScreenGui")
gui.Name = "UltimateFlyGui"
gui.Parent = player.PlayerGui
gui.ResetOnSpawn = false

--// SETTINGS
local ToggleKey = Enum.KeyCode.RightShift
local FlyToggleKey = Enum.KeyCode.F  -- NEW: Fly toggle keybind
local WaitingForKey = false
local WaitingForFlyKey = false  -- NEW: For fly keybind setup

--// MAIN FRAME
local Main = Instance.new("Frame")
Main.Parent = gui
Main.Size = UDim2.new(0, 430, 0, 420)  -- Increased height for new button
Main.Position = UDim2.new(0.5,-215,0.5,-210)
Main.BackgroundColor3 = Color3.fromRGB(15,15,20)
Main.BorderSizePixel = 0
Main.Active = true
Main.Draggable = true

Instance.new("UICorner", Main).CornerRadius = UDim.new(0,14)

local Stroke = Instance.new("UIStroke")
Stroke.Parent = Main
Stroke.Thickness = 2

--// RGB BORDER
task.spawn(function()
	while true do
		for i = 0,1,0.01 do
			Stroke.Color = Color3.fromHSV(i,1,1)
			task.wait()
		end
	end
end)

--// TOPBAR
local Topbar = Instance.new("Frame")
Topbar.Parent = Main
Topbar.Size = UDim2.new(1,0,0,50)
Topbar.BackgroundTransparency = 1

--// TITLE
local Title = Instance.new("TextLabel")
Title.Parent = Topbar
Title.Size = UDim2.new(1,0,1,0)
Title.BackgroundTransparency = 1
Title.Text = "Universal Fly + Teleport GUI V4"
Title.Font = Enum.Font.GothamBold
Title.TextSize = 22
Title.TextColor3 = Color3.new(1,1,1)

--// CLOSE
local Close = Instance.new("TextButton")
Close.Parent = Topbar
Close.Size = UDim2.new(0,30,0,30)
Close.Position = UDim2.new(1,-40,0.5,-15)
Close.BackgroundColor3 = Color3.fromRGB(255,70,70)
Close.Text = "X"
Close.Font = Enum.Font.GothamBold
Close.TextColor3 = Color3.new(1,1,1)
Close.TextSize = 16
Close.BorderSizePixel = 0

Instance.new("UICorner", Close).CornerRadius = UDim.new(1,0)

Close.MouseButton1Click:Connect(function()
	gui:Destroy()
end)

--// MINIMIZE
local Minimize = Instance.new("TextButton")
Minimize.Parent = Topbar
Minimize.Size = UDim2.new(0,30,0,30)
Minimize.Position = UDim2.new(1,-75,0.5,-15)
Minimize.BackgroundColor3 = Color3.fromRGB(255,190,70)
Minimize.Text = "-"
Minimize.Font = Enum.Font.GothamBold
Minimize.TextColor3 = Color3.new(1,1,1)
Minimize.TextSize = 18
Minimize.BorderSizePixel = 0

Instance.new("UICorner", Minimize).CornerRadius = UDim.new(1,0)

--// CONTAINER
local Container = Instance.new("Frame")
Container.Parent = Main
Container.Position = UDim2.new(0,15,0,55)
Container.Size = UDim2.new(1,-30,1,-70)
Container.BackgroundTransparency = 1

local Layout = Instance.new("UIListLayout")
Layout.Parent = Container
Layout.Padding = UDim.new(0,10)

--// CREATE BUTTON
local function CreateButton(text,color)
	local btn = Instance.new("TextButton")
	btn.Size = UDim2.new(1,0,0,40)
	btn.BackgroundColor3 = color
	btn.Text = text
	btn.Font = Enum.Font.GothamBold
	btn.TextSize = 15
	btn.TextColor3 = Color3.new(1,1,1)
	btn.BorderSizePixel = 0
	btn.AutoButtonColor = false

	Instance.new("UICorner", btn).CornerRadius = UDim.new(0,10)

	btn.MouseEnter:Connect(function()
		btn.BackgroundTransparency = 0.15
	end)

	btn.MouseLeave:Connect(function()
		btn.BackgroundTransparency = 0
	end)

	return btn
end

--// INFO LABEL
local Info = Instance.new("TextLabel")
Info.Parent = Container
Info.Size = UDim2.new(1,0,0,20)
Info.BackgroundTransparency = 1
Info.Text = "NengzX DEVS"
Info.Font = Enum.Font.Gotham
Info.TextSize = 14
Info.TextColor3 = Color3.fromRGB(180,180,180)

--// SPEED LABEL
local SpeedLabel = Instance.new("TextLabel")
SpeedLabel.Parent = Container
SpeedLabel.Size = UDim2.new(1,0,0,25)
SpeedLabel.BackgroundTransparency = 1
SpeedLabel.Text = "Fly Speed : 1"
SpeedLabel.Font = Enum.Font.GothamSemibold
SpeedLabel.TextSize = 16
SpeedLabel.TextColor3 = Color3.new(1,1,1)

--// BUTTON ROW
local Row = Instance.new("Frame")
Row.Parent = Container
Row.Size = UDim2.new(1,0,0,40)
Row.BackgroundTransparency = 1

local RowLayout = Instance.new("UIListLayout")
RowLayout.Parent = Row
RowLayout.FillDirection = Enum.FillDirection.Horizontal
RowLayout.Padding = UDim.new(0,10)

--// BUTTONS
local FlyBtn = CreateButton("FLY : OFF", Color3.fromRGB(60,120,255))
FlyBtn.Parent = Row
FlyBtn.Size = UDim2.new(0.5,-5,1,0)

local AddBtn = CreateButton("+ SPEED", Color3.fromRGB(40,200,120))
AddBtn.Parent = Row
AddBtn.Size = UDim2.new(0.25,-5,1,0)

local MinusBtn = CreateButton("- SPEED", Color3.fromRGB(255,90,90))
MinusBtn.Parent = Row
MinusBtn.Size = UDim2.new(0.25,-5,1,0)

--// KEYBIND BUTTONS
local KeybindBtn = CreateButton(
	"HIDE/SHOW : "..ToggleKey.Name,
	Color3.fromRGB(255,170,60)
)
KeybindBtn.Parent = Container

local FlyKeybindBtn = CreateButton(  -- NEW: Fly keybind button
	"FLY TOGGLE : "..FlyToggleKey.Name,
	Color3.fromRGB(100,200,255)
)
FlyKeybindBtn.Parent = Container

--// PLAYER TITLE
local PT = Instance.new("TextLabel")
PT.Parent = Container
PT.Size = UDim2.new(1,0,0,20)
PT.BackgroundTransparency = 1
PT.Text = "Universal Fly GUI + Teleport"
PT.Font = Enum.Font.GothamSemibold
PT.TextSize = 14
PT.TextColor3 = Color3.fromRGB(180,180,180)

--// PLAYER LIST
local PlayerList = Instance.new("ScrollingFrame")
PlayerList.Parent = Container
PlayerList.Size = UDim2.new(1,0,0,110)
PlayerList.BackgroundColor3 = Color3.fromRGB(24,24,32)
PlayerList.BorderSizePixel = 0
PlayerList.ScrollBarThickness = 4
PlayerList.CanvasSize = UDim2.new(0,0,0,0)

Instance.new("UICorner", PlayerList).CornerRadius = UDim.new(0,10)

local PlayerLayout = Instance.new("UIListLayout")
PlayerLayout.Parent = PlayerList
PlayerLayout.Padding = UDim.new(0,5)

--// REFRESH BUTTON
local RefreshBtn = CreateButton(
	"REFRESH PLAYERS",
	Color3.fromRGB(130,90,255)
)
RefreshBtn.Parent = Container

--// VARIABLES
local flying = false
local speed = 1
local BV
local BG

--// FLY TOGGLE FUNCTION (NEW)
local function ToggleFly()
	flying = not flying

	local char = player.Character
	if not char then return end

	local hrp = char:FindFirstChild("HumanoidRootPart")
	if not hrp then return end

	if flying then
		FlyBtn.Text = "FLY : ON"
		
		BV = Instance.new("BodyVelocity")
		BV.MaxForce = Vector3.new(math.huge,math.huge,math.huge)
		BV.Velocity = Vector3.zero
		BV.Parent = hrp
		
		BG = Instance.new("BodyGyro")
		BG.MaxTorque = Vector3.new(math.huge,math.huge,math.huge)
		BG.P = 10000
		BG.CFrame = workspace.CurrentCamera.CFrame
		BG.Parent = hrp
	else
		FlyBtn.Text = "FLY : OFF"
		
		if BV then
			BV:Destroy()
			BV = nil
		end
		
		if BG then
			BG:Destroy()
			BG = nil
		end
	end
end

--// REFRESH PLAYERS
local function RefreshPlayers()
	for _,v in pairs(PlayerList:GetChildren()) do
		if v:IsA("TextButton") then
			v:Destroy()
		end
	end

	local count = 0

	for _,plr in pairs(Players:GetPlayers()) do
		if plr ~= player then
			count += 1

			local btn = Instance.new("TextButton")
			btn.Parent = PlayerList
			btn.Size = UDim2.new(1,-6,0,32)
			btn.BackgroundColor3 = Color3.fromRGB(35,35,45)
			btn.Text = plr.Name
			btn.Font = Enum.Font.Gotham
			btn.TextSize = 14
			btn.TextColor3 = Color3.new(1,1,1)
			btn.BorderSizePixel = 0

			Instance.new("UICorner", btn).CornerRadius = UDim.new(0,8)

			btn.MouseButton1Click:Connect(function()
				local myChar = player.Character
				local targetChar = plr.Character

				if myChar and targetChar then
					local hrp = myChar:FindFirstChild("HumanoidRootPart")
					local targetHRP = targetChar:FindFirstChild("HumanoidRootPart")

					if hrp and targetHRP then
						hrp.CFrame = targetHRP.CFrame + Vector3.new(2,0,2)
					end
				end
			end)
		end
	end

	PlayerList.CanvasSize = UDim2.new(0,0,0,count * 38)
end

RefreshPlayers()

RefreshBtn.MouseButton1Click:Connect(function()
	RefreshPlayers()
end)

--// SPEED SYSTEM
AddBtn.MouseButton1Click:Connect(function()
	speed += 1
	SpeedLabel.Text = "Fly Speed : "..speed
end)

MinusBtn.MouseButton1Click:Connect(function()
	if speed > 1 then
		speed -= 1
		SpeedLabel.Text = "Fly Speed : "..speed
	end
end)

--// FLY TOGGLE (Updated to use ToggleFly function)
FlyBtn.MouseButton1Click:Connect(function()
	ToggleFly()
end)

--// FLY LOOP
RunService.RenderStepped:Connect(function()
	if flying and BV and BG then
		local cam = workspace.CurrentCamera
		local move = Vector3.zero

		if UIS:IsKeyDown(Enum.KeyCode.W) then
			move += cam.CFrame.LookVector
		end

		if UIS:IsKeyDown(Enum.KeyCode.S) then
			move -= cam.CFrame.LookVector
		end

		if UIS:IsKeyDown(Enum.KeyCode.A) then
			move -= cam.CFrame.RightVector
		end

		if UIS:IsKeyDown(Enum.KeyCode.D) then
			move += cam.CFrame.RightVector
		end

		if UIS:IsKeyDown(Enum.KeyCode.Space) then
			move += Vector3.new(0,1,0)
		end

		if UIS:IsKeyDown(Enum.KeyCode.LeftControl) then
			move -= Vector3.new(0,1,0)
		end

		BV.Velocity = move * (speed * 20)
		BG.CFrame = cam.CFrame
	end
end)

--// MINIMIZE
local minimized = false

Minimize.MouseButton1Click:Connect(function()
	minimized = not minimized

	if minimized then
		Container.Visible = false
		Main.Size = UDim2.new(0,430,0,50)
	else
		Container.Visible = true
		Main.Size = UDim2.new(0,430,0,420)  -- Updated size
	end
end)

--// KEYBIND CHANGE (Updated to include fly keybind)
KeybindBtn.MouseButton1Click:Connect(function()
	WaitingForKey = true
	KeybindBtn.Text = "PRESS ANY KEY..."
end)

FlyKeybindBtn.MouseButton1Click:Connect(function()  -- NEW: Fly keybind setup
	WaitingForFlyKey = true
	FlyKeybindBtn.Text = "PRESS ANY KEY..."
end)

--// INPUT
UIS.InputBegan:Connect(function(input,gpe)
	if gpe then return end

	-- SET NEW HIDE/SHOW KEY
	if WaitingForKey then
		if input.UserInputType == Enum.UserInputType.Keyboard then
			ToggleKey = input.KeyCode
			KeybindBtn.Text = "HIDE/SHOW : "..ToggleKey.Name
			WaitingForKey = false
		end
		return
	end
	
	-- SET NEW FLY TOGGLE KEY (NEW)
	if WaitingForFlyKey then
		if input.UserInputType == Enum.UserInputType.Keyboard then
			FlyToggleKey = input.KeyCode
			FlyKeybindBtn.Text = "FLY TOGGLE : "..FlyToggleKey.Name
			WaitingForFlyKey = false
		end
		return
	end

	-- TOGGLE GUI HIDE/SHOW
	if input.KeyCode == ToggleKey then
		Main.Visible = not Main.Visible
	end
	
	-- NEW: FLY TOGGLE WITH KEYBIND
	if input.KeyCode == FlyToggleKey then
		ToggleFly()
	end
end)