--// Services
local Players = game:GetService("Players")
local CoreGui = game:GetService("CoreGui")
local Workspace = game:GetService("Workspace")
local UserInputService = game:GetService("UserInputService")
local ReplicatedStorage = game:GetService("ReplicatedStorage")
local TeleportService = game:GetService("TeleportService")

local LocalPlayer = Players.LocalPlayer

--// Remove old GUI
if CoreGui:FindFirstChild("CoolHub") then
    CoreGui:FindFirstChild("CoolHub"):Destroy()
end

--// Variables
local auraEnabled = false
local rejoinEnabled = false

local dragging = false
local dragStart, startPos

--// GUI
local ScreenGui = Instance.new("ScreenGui", CoreGui)
ScreenGui.Name = "CoolHub"
ScreenGui.ResetOnSpawn = false
ScreenGui.DisplayOrder = 999999
ScreenGui.IgnoreGuiInset = true

local Main = Instance.new("Frame", ScreenGui)
Main.Size = UDim2.new(0, 280, 0, 200)
Main.Position = UDim2.new(0.05, 0, 0.2, 0)
Main.BackgroundColor3 = Color3.fromRGB(20, 20, 30)
Main.BorderSizePixel = 0
Instance.new("UICorner", Main).CornerRadius = UDim.new(0, 14)

local Stroke = Instance.new("UIStroke", Main)
Stroke.Color = Color3.fromRGB(100, 140, 255)
Stroke.Thickness = 2

local Title = Instance.new("TextLabel", Main)
Title.Size = UDim2.new(1, 0, 0, 50)
Title.BackgroundTransparency = 1
Title.Text = "OpenSource Hub\nMade by _OpenSource_"
Title.TextColor3 = Color3.fromRGB(255,255,255)
Title.TextScaled = true
Title.Font = Enum.Font.GothamBold

-- Button creator
local function createButton(text, posY)
    local Btn = Instance.new("TextButton", Main)
    Btn.Size = UDim2.new(0.85, 0, 0, 45)
    Btn.Position = UDim2.new(0.075, 0, 0, posY)
    Btn.BackgroundColor3 = Color3.fromRGB(35, 35, 50)
    Btn.TextColor3 = Color3.fromRGB(255,255,255)
    Btn.TextScaled = true
    Btn.Font = Enum.Font.GothamBold
    Btn.Text = text
    Instance.new("UICorner", Btn).CornerRadius = UDim.new(0, 10)
    local stroke = Instance.new("UIStroke", Btn)
    stroke.Color = Color3.fromRGB(90, 140, 255)
    return Btn
end

local AuraBtn   = createButton("Kill Aura Gun: OFF", 65)
local RejoinBtn = createButton("Auto Rejoin: OFF", 125)

--// Dragging
Main.InputBegan:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 then
        dragging = true
        dragStart = input.Position
        startPos = Main.Position
    end
end)

Main.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 delta = input.Position - dragStart
        Main.Position = UDim2.new(
            startPos.X.Scale,
            startPos.X.Offset + delta.X,
            startPos.Y.Scale,
            startPos.Y.Offset + delta.Y
        )
    end
end)

--// Toggles
AuraBtn.MouseButton1Click:Connect(function()
    auraEnabled = not auraEnabled
    AuraBtn.Text = "Kill Aura Gun: " .. (auraEnabled and "ON" or "OFF")
end)

RejoinBtn.MouseButton1Click:Connect(function()
    rejoinEnabled = not rejoinEnabled
    RejoinBtn.Text = "Auto Rejoin: " .. (rejoinEnabled and "ON" or "OFF") 

    -- Immediately rejoin if enabled
    if rejoinEnabled then
        task.wait(0.5)
        TeleportService:Teleport(game.PlaceId, LocalPlayer)
    end
end)

--// 🔫 Kill Aura (ANY GUN)
task.spawn(function()
    while true do
        if auraEnabled then
            local char = LocalPlayer.Character
            local tool = char and char:FindFirstChildOfClass("Tool")
            local handle = tool and tool:FindFirstChild("Handle")

            if handle then
                local function attack(folder)
                    for _, mob in ipairs(folder:GetChildren()) do
                        if mob:IsA("Model") then
                            local hum = mob:FindFirstChildOfClass("Humanoid")
                            local part = mob:FindFirstChild("HumanoidRootPart")
                                      or mob:FindFirstChild("Head")

                            if hum and part and hum.Health > 0 then
                                ReplicatedStorage:WaitForChild("GameplayEvents")
                                    :WaitForChild("ShootEvent")
                                    :FireServer(part.Position, part.Position, handle, 20)
                            end
                        end
                    end
                end

                local zombies = Workspace:FindFirstChild("Zombies")
                if zombies then attack(zombies) end

                local npcs = Workspace:FindFirstChild("NPCs")
                if npcs then attack(npcs) end
            end
        end
        task.wait(0.12)
    end
end)