-- StarterPlayerScripts/SaikytiteoAutoParry.lua
local Players = game:GetService("Players")
local RunService = game:GetService("RunService")
local UserInputService = game:GetService("UserInputService")

local player = Players.LocalPlayer

-- ====== SERVER LOGIC ======
if RunService:IsServer() then
	local DEFAULT_REACTION = 0.03
	local MAX_HITBOX_DISTANCE = 4
	local ATTACK_FLAG = "IsAttacking"
	local HITBOX_NAME = "Hitbox"

	local AutoParryState = {}
	local PlayerReaction = {}

	Players.PlayerAdded:Connect(function(plr)
		AutoParryState[plr] = false
		PlayerReaction[plr] = DEFAULT_REACTION

		plr.CharacterAdded:Connect(function(char)
			local remote = Instance.new("RemoteEvent")
			remote.Name = "ParryRemote"
			remote.Parent = char

			local toggleEvent = Instance.new("RemoteEvent")
			toggleEvent.Name = "AutoParryToggle"
			toggleEvent.Parent = plr:WaitForChild("PlayerGui")

			toggleEvent.OnServerEvent:Connect(function(p, state, reaction)
				if p == plr then
					AutoParryState[p] = state
					if reaction then PlayerReaction[p] = reaction end
				end
			end)
		end)
	end)

	local function IncomingPerfectHit(targetPlayer)
		local char = targetPlayer.Character
		if not char or not char:FindFirstChild("HumanoidRootPart") then return false end
		local hrp = char.HumanoidRootPart

		for _, plr in ipairs(Players:GetPlayers()) do
			if plr ~= targetPlayer then
				local aChar = plr.Character
				if aChar and aChar:FindFirstChild(ATTACK_FLAG) then
					if aChar[ATTACK_FLAG].Value then
						local hitbox = aChar:FindFirstChild(HITBOX_NAME)
						if hitbox then
							local dist = (hitbox.Position - hrp.Position).Magnitude
							if dist <= MAX_HITBOX_DISTANCE then
								return true
							end
						end
					end
				end
			end
		end
		return false
	end

	RunService.Heartbeat:Connect(function()
		for plr, enabled in pairs(AutoParryState) do
			if enabled and plr.Character then
				local char = plr.Character
				local remote = char:FindFirstChild("ParryRemote")
				if remote and IncomingPerfectHit(plr) then
					task.spawn(function()
						task.wait(PlayerReaction[plr] or DEFAULT_REACTION)
						remote:Fire("StartParryPerfect")
					end)
				end
			end
		end
	end)
	return
end

-- ====== CLIENT LOGIC ======
local char = player.Character or player.CharacterAdded:Wait()
local remote = char:FindFirstChild("ParryRemote") or Instance.new("RemoteEvent")
remote.Name = "ParryRemote"
remote.Parent = char

remote.OnClientEvent:Connect(function(action)
	if action == "StartParryPerfect" then
		print("PERFECT AUTO PARRY!")
		-- Thêm flash, âm thanh, animation ở đây nếu muốn
	end
end)

-- ====== GUI “Saikytiteo” ======
local ScreenGui = Instance.new("ScreenGui")
ScreenGui.ResetOnSpawn = false
ScreenGui.Name = "SaikytiteoAutoParryMenu"
ScreenGui.Parent = player:WaitForChild("PlayerGui")

local Frame = Instance.new("Frame")
Frame.Size = UDim2.new(0, 250, 0, 150)
Frame.Position = UDim2.new(0.05,0,0.2,0)
Frame.BackgroundColor3 = Color3.fromRGB(30,30,30)
Frame.BorderSizePixel = 0
Frame.Parent = ScreenGui
Frame.Active = true
Frame.Draggable = true
Frame.ClipsDescendants = true

local Title = Instance.new("TextLabel")
Title.Size = UDim2.new(1,0,0,28)
Title.BackgroundTransparency = 1
Title.Text = "Saikytiteo"
Title.TextColor3 = Color3.fromRGB(255,255,255)
Title.TextSize = 24
Title.Font = Enum.Font.GothamBold
Title.Parent = Frame

local ToggleButton = Instance.new("TextButton")
ToggleButton.Size = UDim2.new(0,200,0,50)
ToggleButton.Position = UDim2.new(0,25,0,40)
ToggleButton.BackgroundColor3 = Color3.fromRGB(180,50,50)
ToggleButton.Text = "OFF"
ToggleButton.TextColor3 = Color3.fromRGB(255,255,255)
ToggleButton.TextSize = 22
ToggleButton.Font = Enum.Font.GothamBold
ToggleButton.Parent = Frame
ToggleButton.AutoButtonColor = true
ToggleButton.BorderSizePixel = 0
ToggleButton.CornerRadius = UDim.new(0,10)

local SliderLabel = Instance.new("TextLabel")
SliderLabel.Size = UDim2.new(1,0,0,20)
SliderLabel.Position = UDim2.new(0,0,0,100)
SliderLabel.BackgroundTransparency = 1
SliderLabel.Text = "Reaction Time"
SliderLabel.TextColor3 = Color3.fromRGB(255,255,255)
SliderLabel.Font = Enum.Font.Gotham
SliderLabel.TextSize = 16
SliderLabel.Parent = Frame

local SliderBar = Instance.new("Frame")
SliderBar.Size = UDim2.new(0,200,0,20)
SliderBar.Position = UDim2.new(0,25,0,120)
SliderBar.BackgroundColor3 = Color3.fromRGB(70,70,70)
SliderBar.BorderSizePixel = 0
SliderBar.Parent = Frame
SliderBar.CornerRadius = UDim.new(0,10)

local Handle = Instance.new("Frame")
Handle.Size = UDim2.new(0,20,1,0)
Handle.Position = UDim2.new(0.5,0,0,0)
Handle.BackgroundColor3 = Color3.fromRGB(200,200,200)
Handle.BorderSizePixel = 0
Handle.Parent = SliderBar
Handle.CornerRadius = UDim.new(0,10)

local dragging = false
local reactionTime = 0.03
Handle.InputBegan:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 then dragging = true end
end)
Handle.InputEnded:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 then dragging = false end
end)
UserInputService.InputChanged:Connect(function(input)
	if dragging and input.UserInputType == Enum.UserInputType.MouseMovement then
		local x = math.clamp(input.Position.X - SliderBar.AbsolutePosition.X,0,SliderBar.AbsoluteSize.X)
		Handle.Position = UDim2.new(0, x, 0, 0)
		reactionTime = 0.01 + (0.05 * (1 - x/SliderBar.AbsoluteSize.X))
	end
end)

-- Nút thu nhỏ
local MiniButton = Instance.new("TextButton")
MiniButton.Size = UDim2.new(0,40,0,40)
MiniButton.Position = UDim2.new(1, -45, 0, 5)
MiniButton.BackgroundColor3 = Color3.fromRGB(50,50,50)
MiniButton.TextColor3 = Color3.fromRGB(255,255,255)
MiniButton.Text = "S"
MiniButton.Font = Enum.Font.GothamBold
MiniButton.TextSize = 24
MiniButton.Parent = Frame
MiniButton.Visible = true

local isMinimized = false
MiniButton.MouseButton1Click:Connect(function()
	if not isMinimized then
		-- Thu nhỏ
		Frame.Size = UDim2.new(0, 60, 0, 40)
		Title.Visible = false
		ToggleButton.Visible = false
		SliderLabel.Visible = false
		SliderBar.Visible = false
		Handle.Visible = false
		isMinimized = true
	else
		-- Mở lại
		Frame.Size = UDim2.new(0, 250, 0, 150)
		Title.Visible = true
		ToggleButton.Visible = true
		SliderLabel.Visible = true
		SliderBar.Visible = true
		Handle.Visible = true
		isMinimized = false
	end
end)

-- RemoteEvent để gửi ON/OFF và reaction time
local toggleRemote = ScreenGui:FindFirstChild("AutoParryToggle") or Instance.new("RemoteEvent")
toggleRemote.Name = "AutoParryToggle"
toggleRemote.Parent = ScreenGui

local isOn = false
ToggleButton.MouseButton1Click:Connect(function()
	isOn = not isOn
	if isOn then
		ToggleButton.BackgroundColor3 = Color3.fromRGB(40,180,60)
		ToggleButton.Text = "ON"
	else
		ToggleButton.BackgroundColor3 = Color3.fromRGB(180,50,50)
		ToggleButton.Text = "OFF"
	end
	toggleRemote:FireServer(isOn, reactionTime)
end)