local player = game.Players.LocalPlayer
local uis = game:GetService("UserInputService")
local camera = workspace.CurrentCamera
local runService = game:GetService("RunService")

-- Wait for character
local function getCharacter()
	local char = player.Character or player.CharacterAdded:Wait()
	return char, char:WaitForChild("Humanoid"), char:WaitForChild("HumanoidRootPart")
end

-- GUI setup
local gui = Instance.new("ScreenGui", game.CoreGui)
gui.Name = "WallhopGUI"

local label = Instance.new("TextLabel", gui)
label.Size = UDim2.new(0, 200, 0, 40)
label.Position = UDim2.new(0, 20, 0, 100)
label.BackgroundColor3 = Color3.fromRGB(30, 30, 30)
label.TextColor3 = Color3.new(1, 1, 1)
label.TextScaled = true
label.BorderSizePixel = 1
label.Font = Enum.Font.SourceSansBold
label.Text = "Press H to Wallhop"

-- Flicking the camera up then resetting it instantly
local function flickCamera()
	local original = camera.CFrame
	camera.CFrame = camera.CFrame * CFrame.Angles(math.rad(-30), 0, 0)
	task.wait(0.02)
	camera.CFrame = original
end

-- Do wallhop
local function doWallhop()
	local char, humanoid, hrp = getCharacter()
	local state = humanoid:GetState()

	-- Only if player is jumping or falling
	if state ~= Enum.HumanoidStateType.Jumping and state ~= Enum.HumanoidStateType.Freefall then return end

	-- Raycast forward to check for a wall
	local params = RaycastParams.new()
	params.FilterDescendantsInstances = {char}
	params.FilterType = Enum.RaycastFilterType.Blacklist
	local wall = workspace:Raycast(hrp.Position, hrp.CFrame.LookVector * 2, params)

	if wall then
		-- Flick-style velocity
		hrp.Velocity = Vector3.new(0, 48, 0) + hrp.CFrame.LookVector * 6

		-- Camera flick up/down
		flickCamera()
	end
end

-- Keybind
uis.InputBegan:Connect(function(input, gameProcessed)
	if gameProcessed then return end
	if input.KeyCode == Enum.KeyCode.H then
		doWallhop()
	end
end)