--// Services
local Players = game:GetService("Players")
local ReplicatedStorage = game:GetService("ReplicatedStorage")
local TweenService = game:GetService("TweenService")
local UserInputService = game:GetService("UserInputService")
local RunService = game:GetService("RunService")

local player = Players.LocalPlayer

--// CONFIG
local BURST = 5
local DELAY = 0.04
local RANGE = 1000
local MAX_TARGETS = 3
local FLY_SPEED = 60
local WALK_SPEED = 32

--// STATE
local currentCharacter = nil
local auraEnabled = false
local tpEnabled = false
local flyEnabled = false
local infJumpEnabled = false
local speedEnabled = false

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

local frame = Instance.new("Frame", gui)
frame.Size = UDim2.new(0, 260, 0, 260)
frame.Position = UDim2.new(0.4, 0, 0.4, 0)
frame.BackgroundColor3 = Color3.fromRGB(15,15,15)
frame.Active = true
frame.Draggable = true

local title = Instance.new("TextLabel", frame)
title.Size = UDim2.new(1,0,0,30)
title.Text = "made by _OpenSource_"
title.BackgroundColor3 = Color3.fromRGB(25,25,25)
title.TextColor3 = Color3.new(1,1,1)
title.TextScaled = true

-- Button creator
local function createButton(text, posY)
    local btn = Instance.new("TextButton", frame)
    btn.Size = UDim2.new(0.8,0,0,30)
    btn.Position = UDim2.new(0.1,0,posY,0)
    btn.Text = text .. ": OFF"
    btn.BackgroundColor3 = Color3.fromRGB(120,0,0)
    btn.TextColor3 = Color3.new(1,1,1)
    btn.TextScaled = true

    btn.MouseEnter:Connect(function()
        TweenService:Create(btn, TweenInfo.new(0.15), {
            Size = UDim2.new(0.85,0,0,32)
        }):Play()
    end)

    btn.MouseLeave:Connect(function()
        TweenService:Create(btn, TweenInfo.new(0.15), {
            Size = UDim2.new(0.8,0,0,30)
        }):Play()
    end)

    return btn
end

local auraBtn = createButton("Kill Aura", 0.18)
local tpBtn = createButton("TP to NPCs", 0.32)
local flyBtn = createButton("Fly", 0.46)
local jumpBtn = createButton("Infinite Jump", 0.60)
local speedBtn = createButton("Speed", 0.74)

-- Toggle helper
local function toggle(btn, state, name)
    state = not state
    btn.Text = name .. (state and ": ON" or ": OFF")

    TweenService:Create(btn, TweenInfo.new(0.2), {
        BackgroundColor3 = state and Color3.fromRGB(0,170,0) or Color3.fromRGB(120,0,0)
    }):Play()

    return state
end

auraBtn.MouseButton1Click:Connect(function()
    auraEnabled = toggle(auraBtn, auraEnabled, "Kill Aura")
end)

tpBtn.MouseButton1Click:Connect(function()
    tpEnabled = toggle(tpBtn, tpEnabled, "TP to NPCs")
end)

flyBtn.MouseButton1Click:Connect(function()
    flyEnabled = toggle(flyBtn, flyEnabled, "Fly")
end)

jumpBtn.MouseButton1Click:Connect(function()
    infJumpEnabled = toggle(jumpBtn, infJumpEnabled, "Infinite Jump")
end)

speedBtn.MouseButton1Click:Connect(function()
    speedEnabled = toggle(speedBtn, speedEnabled, "Speed")
end)

-- Character tracking
local function setCharacter(char)
    currentCharacter = char
end

if player.Character then
    setCharacter(player.Character)
end
player.CharacterAdded:Connect(setCharacter)

-- Infinite Jump
UserInputService.JumpRequest:Connect(function()
    if infJumpEnabled and currentCharacter then
        local hum = currentCharacter:FindFirstChildOfClass("Humanoid")
        if hum then
            hum:ChangeState(Enum.HumanoidStateType.Jumping)
        end
    end
end)

-- Fly
local velocity
RunService.RenderStepped:Connect(function()
    if not currentCharacter then return end

    local root = currentCharacter:FindFirstChild("HumanoidRootPart")
    local hum = currentCharacter:FindFirstChildOfClass("Humanoid")

    -- Speed
    if hum then
        hum.WalkSpeed = speedEnabled and WALK_SPEED or 16
    end

    -- Fly
    if flyEnabled and root then
        if not velocity then
            velocity = Instance.new("BodyVelocity")
            velocity.MaxForce = Vector3.new(1e5,1e5,1e5)
            velocity.Parent = root
        end

        local move = Vector3.zero
        local cam = workspace.CurrentCamera

        if UserInputService:IsKeyDown(Enum.KeyCode.W) then move += cam.CFrame.LookVector end
        if UserInputService:IsKeyDown(Enum.KeyCode.S) then move -= cam.CFrame.LookVector end
        if UserInputService:IsKeyDown(Enum.KeyCode.A) then move -= cam.CFrame.RightVector end
        if UserInputService:IsKeyDown(Enum.KeyCode.D) then move += cam.CFrame.RightVector end
        if UserInputService:IsKeyDown(Enum.KeyCode.Space) then move += Vector3.new(0,1,0) end
        if UserInputService:IsKeyDown(Enum.KeyCode.LeftShift) then move -= Vector3.new(0,1,0) end

        if move.Magnitude > 0 then
            velocity.Velocity = move.Unit * FLY_SPEED
        else
            velocity.Velocity = Vector3.zero
        end
    elseif velocity then
        velocity:Destroy()
        velocity = nil
    end
end)

-- MAIN LOOP
task.spawn(function()
    while true do
        task.wait(DELAY)

        if not currentCharacter then continue end

        local root = currentCharacter:FindFirstChild("HumanoidRootPart")
        local tool = currentCharacter:FindFirstChildOfClass("Tool") -- ✅ UNIVERSAL TOOL

        if not root then continue end

        local folder = workspace:FindFirstChild("Characters")
        if not folder then continue end

        local remote = ReplicatedStorage:WaitForChild("Assets")
            :WaitForChild("Remotes")
            :WaitForChild("MeleeHitVerification")

        -- Kill Aura (UNIVERSAL)
        if auraEnabled and tool then
            local targets = {}

            for _, target in pairs(folder:GetChildren()) do
                if target ~= currentCharacter then
                    local humanoid = target:FindFirstChild("Humanoid")
                    local targetRoot = target:FindFirstChild("HumanoidRootPart")

                    if humanoid and targetRoot and humanoid.Health > 0 then
                        local distance = (root.Position - targetRoot.Position).Magnitude

                        if distance <= RANGE then
                            table.insert(targets, {
                                humanoid = humanoid,
                                distance = distance
                            })
                        end
                    end
                end
            end

            table.sort(targets, function(a, b)
                return a.distance < b.distance
            end)

            for i = 1, math.min(MAX_TARGETS, #targets) do
                for j = 1, BURST do
                    remote:FireServer(tool, targets[i].humanoid, 2)
                end
            end
        end

        -- TP
        if tpEnabled then
            local closest = nil
            local shortest = math.huge

            for _, target in pairs(folder:GetChildren()) do
                if target ~= currentCharacter then
                    local humanoid = target:FindFirstChild("Humanoid")
                    local targetRoot = target:FindFirstChild("HumanoidRootPart")

                    if humanoid and targetRoot and humanoid.Health > 0 then
                        local dist = (root.Position - targetRoot.Position).Magnitude

                        if dist < shortest then
                            shortest = dist
                            closest = targetRoot
                        end
                    end
                end
            end

            if closest then
                root.CFrame = closest.CFrame * CFrame.new(0, 0, -3)
            end
        end
    end
end)