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

local player = Players.LocalPlayer
local playerScripts = player:WaitForChild("PlayerScripts")
local controls = require(playerScripts:WaitForChild("PlayerModule")):GetControls()

local BIND_NAME = "CameraAlignedMobileMove"
local DEADZONE = 0.05
local SNAP_THRESHOLD = 0.3

local humanoid

local function getHumanoid()
	local character = player.Character or player.CharacterAdded:Wait()
	return character:WaitForChild("Humanoid")
end

local function unbind()
	RunService:UnbindFromRenderStep(BIND_NAME)
end

local function flatUnit(vector)
	local flat = Vector3.new(vector.X, 0, vector.Z)
	return flat.Magnitude > 0 and flat.Unit or Vector3.zero
end

local function snap(x, z)
	local sx = math.abs(x) > SNAP_THRESHOLD and (x > 0 and 1 or -1) or 0
	local sz = math.abs(z) > SNAP_THRESHOLD and (z > 0 and 1 or -1) or 0

	local vector = Vector3.new(sx, 0, sz)
	return vector.Magnitude > 0 and vector.Unit or Vector3.zero
end

local function hookCharacter(character)
	unbind()
	humanoid = character:WaitForChild("Humanoid")

	if not UserInputService.TouchEnabled then
		return
	end

	RunService:BindToRenderStep(BIND_NAME, Enum.RenderPriority.Input.Value + 1, function()
		if not humanoid or not humanoid.Parent then
			unbind()
			return
		end

		local camera = workspace.CurrentCamera
		if not camera then
			return
		end

		local move = controls:GetMoveVector()
		if move.Magnitude <= DEADZONE then
			return
		end

		local forward = flatUnit(camera.CFrame.LookVector)
		local right = flatUnit(camera.CFrame.RightVector)

		if forward == Vector3.zero or right == Vector3.zero then
			return
		end

		local snapped = snap(move.X, move.Z)
		local finalMove

		if snapped ~= Vector3.zero then
			finalMove = (right * snapped.X) - (forward * snapped.Z)
		else
			finalMove = (right * move.X) - (forward * move.Z)
		end

		if finalMove.Magnitude > 0 then
			humanoid:Move(finalMove.Unit, false)
		end
	end)
end

player.CharacterAdded:Connect(hookCharacter)

if player.Character then
	hookCharacter(player.Character)
else
	humanoid = getHumanoid()
end

RunService.RenderStepped:Connect(function()
	if UserInputService.TouchEnabled then
		return
	end

	if not humanoid or not humanoid.Parent then
		return
	end

	local camera = workspace.CurrentCamera
	if not camera then
		return
	end

	local move = humanoid.MoveDirection
	if move.Magnitude < 0.1 then
		return
	end

	local forward = flatUnit(camera.CFrame.LookVector)
	local right = flatUnit(camera.CFrame.RightVector)

	if forward == Vector3.zero or right == Vector3.zero then
		return
	end

	local x = move:Dot(right)
	local z = move:Dot(forward)
	local snapped = snap(x, z)

	if snapped == Vector3.zero then
		return
	end

	local finalMove = (right * snapped.X) + (forward * snapped.Z)
	if finalMove.Magnitude > 0 then
		humanoid:Move(finalMove.Unit, false)
	end
end)