local Players = game:GetService("Players")
local ReplicatedStorage = game:GetService("ReplicatedStorage")
local CoreGui = game:GetService("CoreGui")

local LocalPlayer = Players.LocalPlayer

if not game:IsLoaded() then
    game.Loaded:Wait()
end

local Bases = workspace:WaitForChild("Bases")
local MergeEvent = ReplicatedStorage.Packages.Remotes.Networking["RE/Merge/MergeRequest"]
local PickUpEvent = ReplicatedStorage.NukeRemotes.PickUp

local autoMerge = false

local screenGui = Instance.new("ScreenGui")
screenGui.Name = "AutoMergeGUI"
screenGui.ResetOnSpawn = false
screenGui.ZIndexBehavior = Enum.ZIndexBehavior.Sibling

if gethui then
    screenGui.Parent = gethui()
else
    local ok = pcall(function()
        screenGui.Parent = CoreGui
    end)
    if not ok then
        screenGui.Parent = LocalPlayer.PlayerGui
    end
end

local frame = Instance.new("Frame")
frame.Size = UDim2.new(0, 170, 0, 30)
frame.Position = UDim2.new(0, 10, 0.5, -15)
frame.BackgroundTransparency = 1
frame.Parent = screenGui

local button = Instance.new("TextButton")
button.Size = UDim2.new(1, 0, 1, 0)
button.BackgroundColor3 = Color3.fromRGB(100, 100, 100)
button.Text = "Auto Merge Nuke: OFF"
button.TextColor3 = Color3.fromRGB(255, 255, 255)
button.TextSize = 13
button.Font = Enum.Font.GothamBold
button.BorderSizePixel = 0
button.Parent = frame

Instance.new("UICorner", button).CornerRadius = UDim.new(0, 6)

button.InputBegan:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
        local offset = Vector2.new(
            input.Position.X - frame.AbsolutePosition.X,
            input.Position.Y - frame.AbsolutePosition.Y
        )
        local conn
        conn = input.Changed:Connect(function()
            if input.UserInputState == Enum.UserInputState.End then
                conn:Disconnect()
                return
            end
            frame.Position = UDim2.new(0, input.Position.X - offset.X, 0, input.Position.Y - offset.Y)
        end)
    end
end)

button.Activated:Connect(function()
    autoMerge = not autoMerge
    if autoMerge then
        button.BackgroundColor3 = Color3.fromRGB(0, 180, 80)
        button.Text = "Auto Merge Nuke: ON"
    else
        button.BackgroundColor3 = Color3.fromRGB(100, 100, 100)
        button.Text = "Auto Merge Nuke: OFF"
    end
end)

local currentCharacter = LocalPlayer.Character or LocalPlayer.CharacterAdded:Wait()

LocalPlayer.CharacterAdded:Connect(function(char)
    currentCharacter = char
end)

local function getTextLabel(nuke)
    for _, v in ipairs(nuke:GetDescendants()) do
        if v:IsA("TextLabel") then return v end
    end
end

local nukesFolder

for i = 1, 8 do
    local base = Bases:FindFirstChild("Base" .. i)
    if base and base:GetAttribute("OwnerUserId") == LocalPlayer.UserId then
        nukesFolder = base:FindFirstChild("Nukes") or base:WaitForChild("Nukes", 5)
        break
    end
end

if nukesFolder then
    local nukes = {}

    local function tryEquip()
        for _, nuke in ipairs(nukes) do
            local tl = getTextLabel(nuke)
            if tl and tl.Text ~= "" then
                for _, other in ipairs(nukes) do
                    if other ~= nuke then
                        local otherTl = getTextLabel(other)
                        if otherTl and otherTl.Text == tl.Text then
                            local hrp = currentCharacter and currentCharacter:FindFirstChild("HumanoidRootPart")
                            if hrp then
                                local part = nuke:IsA("BasePart") and nuke or nuke:FindFirstChildWhichIsA("BasePart", true)
                                if part then
                                    hrp.CFrame = part.CFrame
                                end
                            end
                            PickUpEvent:FireServer(nuke)
                            return
                        end
                    end
                end
            end
        end
    end

    for _, nuke in ipairs(nukesFolder:GetChildren()) do
        table.insert(nukes, nuke)
    end

    nukesFolder.ChildAdded:Connect(function(nuke)
        table.insert(nukes, nuke)
    end)

    nukesFolder.ChildRemoved:Connect(function(nuke)
        for i, v in ipairs(nukes) do
            if v == nuke then
                table.remove(nukes, i)
                break
            end
        end
    end)

    task.spawn(function()
        while true do
            task.wait(0.1)
            if autoMerge then
                for _, nuke in ipairs(nukes) do
                    if nuke.Parent == nukesFolder then
                        MergeEvent:FireServer(nuke)
                    end
                end
                tryEquip()
            end
        end
    end)
end