Player Fly Tool

-- ROBLOX OWN SCRIPT

--> StarterPlayer -> StarterCharacterScripts -> add LocalScript
--> Controls a tool in LocalPlayers Backpack
--> in the Toll Boolean "fly"

    -- ========================================
    -- GLOBAL VARIABLES
    -- ========================================
    local power = 30
    wait() 
    local tool = nil
     
    local bpos = Instance.new("BodyPosition") 
    local gyro = Instance.new("BodyGyro") 
     
    local fly = false 
     
    local player = game.Players.LocalPlayer 
     
    local character = player.Character
    if not character or not character.Parent then
        character = player.CharacterAdded:wait()
    end
     
    local char = character:FindFirstChild("UpperTorso")
    if not char then char = character:FindFirstChild("Torso") end
     
    local mouse = game.Players.LocalPlayer:GetMouse()
    -- ========================================
    -- ========================================
     
     
    -- ========================================
    -- SETUP FUNCTION
    -- ========================================
     
    -- Create a new tool and place it in the local player's backpack
    -- Make this script a child of the tool, script controls flying
    local function setupTool()
    	tool = Instance.new("Tool")
    	tool.Name = "Fly"
    	tool.RequiresHandle = false
    	tool.Parent = game.Players.LocalPlayer.Backpack
    	
    	gyro.maxTorque = Vector3.new(math.huge,math.huge,math.huge) 
    	bpos.maxForce = Vector3.new(math.huge,math.huge,math.huge)
    	
    	script.Parent = tool
    	
    	tool.Parent = game.Players.LocalPlayer.Backpack
    end
     
    setupTool()
    -- ========================================
    -- ========================================
     
     
    -- ========================================
    -- FLY FUNCTIONS
    -- ========================================
     
    -- Start flying when player uses tool
    function onSelected() 	
    	bpos.Parent = char 
    	bpos.position = char.Position + Vector3.new(0,10,0) 
    	gyro.Parent = char 
    	
    	character.Humanoid.PlatformStand = true 
     
    	for i, v in ipairs(char:GetChildren()) do 
    		if v.className == "Motor" then 
    			v.MaxVelocity = 0 
    			v.CurrentAngle = -1 
    			if v.Name == "Left Hip" then 
    				v.CurrentAngle = 1 
    			end 
    		end 
    	end
    	
    	fly = true 
    	wait()
    	while fly do
    		local pos = mouse.Hit.p
    		gyro.CFrame = CFrame.new(char.Position,pos) * CFrame.fromEulerAnglesXYZ(-3.14/2,0,0) 
    		bpos.Position = char.Position + (pos-char.Position).unit * power 
    		wait()
    	end 
    end 
     
    -- Stop flying when player stops using tool
    function onDeselected() 
    	gyro.Parent = nil 
    	fly = false 
     
    	character.Humanoid.PlatformStand = false 
    	
    	for i, v in ipairs(char:GetChildren()) do 
    		if v.className == "Motor" then 
    			v.MaxVelocity = 1 
    		end 
    	end
     
    	bpos.Parent = nil 
    end 
     
    tool.Unequipped:Connect(function() fly = false end)
     
    tool.Activated:Connect(onSelected) 
    tool.Deactivated:Connect(onDeselected)
    -- ========================================
    -- ========================================