fly system

local player = game.Players.LocalPlayer
local char = player.Character or player.CharacterAdded:Wait()
local humanoidRootPart = char:WaitForChild("HumanoidRootPart")

local flying = false
local speed = 50

local bodyVelocity
local bodyGyro

local UserInputService = game:GetService("UserInputService")
local RunService = game:GetService("RunService")

local direction = Vector3.new()

-- Toggle fly with F
UserInputService.InputBegan:Connect(function(input, gameProcessed)
	if gameProcessed then return end
	
	if input.KeyCode == Enum.KeyCode.F then
		flying = not flying
		
		if flying then
			bodyVelocity = Instance.new("BodyVelocity")
			bodyVelocity.MaxForce = Vector3.new(1e5, 1e5, 1e5)
			bodyVelocity.Velocity = Vector3.new()
			bodyVelocity.Parent = humanoidRootPart
			
			bodyGyro = Instance.new("BodyGyro")
			bodyGyro.MaxTorque = Vector3.new(1e5, 1e5, 1e5)
			bodyGyro.CFrame = humanoidRootPart.CFrame
			bodyGyro.Parent = humanoidRootPart
		else
			if bodyVelocity then bodyVelocity:Destroy() end
			if bodyGyro then bodyGyro:Destroy() end
		end
	end
end)

-- Movement controls