local Players = game:GetService("Players")
local TeleportService = game:GetService("TeleportService")
local UserInputService = game:GetService("UserInputService")
local CoreGui = game:GetService("CoreGui")

local player = Players.LocalPlayer
local camera = workspace.CurrentCamera

local function getScreenSize()
    if camera and camera.ViewportSize then
        return camera.ViewportSize
    end
    return Vector2.new(1280, 720)
end

local function roundify(obj, radius)
    local corner = Instance.new("UICorner")
    corner.CornerRadius = UDim.new(0, radius)
    corner.Parent = obj
end

local function setLabelText(label, text, color)
    label.Text = text
    label.TextColor3 = color or Color3.fromRGB(255, 255, 255)
end

local function parsePrivateServerCode(raw)
    local text = tostring(raw or ""):gsub("^%s+", ""):gsub("%s+$", "")
    if text == "" then return nil end

    local linkCode = text:match("privateServerLinkCode=([^&]+)")
    if linkCode then
        return linkCode
    end

    return text
end

local screen = getScreenSize()
local width = math.clamp(screen.X * 0.9, 300, 440)
local height = math.clamp(screen.Y * 0.72, 320, 520)

local gui = Instance.new("ScreenGui")
gui.Name = "DeltaPrivateServerUI"
gui.ResetOnSpawn = false
gui.Parent = CoreGui

local frame = Instance.new("Frame")
frame.Size = UDim2.fromOffset(width, height)
frame.Position = UDim2.fromOffset((screen.X - width) / 2, math.max(24, screen.Y * 0.08))
frame.BackgroundColor3 = Color3.fromRGB(15, 15, 20)
frame.BorderSizePixel = 0
frame.Parent = gui
roundify(frame, 16)

local title = Instance.new("TextLabel")
title.Size = UDim2.new(1, -24, 0, 42)
title.Position = UDim2.new(0, 12, 0, 12)
title.BackgroundTransparency = 1
title.Text = "Private Server Joiner"
title.TextColor3 = Color3.fromRGB(255, 255, 255)
title.Font = Enum.Font.GothamBold
title.TextSize = 22
title.TextXAlignment = Enum.TextXAlignment.Left
title.Parent = frame

local subtitle = Instance.new("TextLabel")
subtitle.Size = UDim2.new(1, -24, 0, 24)
subtitle.Position = UDim2.new(0, 12, 0, 50)
subtitle.BackgroundTransparency = 1
subtitle.Text = "Mobile + PC friendly UI"
subtitle.TextColor3 = Color3.fromRGB(160, 160, 180)
subtitle.Font = Enum.Font.Gotham
subtitle.TextSize = 13
subtitle.TextXAlignment = Enum.TextXAlignment.Left
subtitle.Parent = frame

local function createInput(labelText, y, default)
    local label = Instance.new("TextLabel")
    label.Size = UDim2.new(1, -24, 0, 18)
    label.Position = UDim2.new(0, 12, 0, y)
    label.BackgroundTransparency = 1
    label.Text = labelText
    label.TextColor3 = Color3.fromRGB(220, 220, 230)
    label.Font = Enum.Font.GothamSemibold
    label.TextSize = 13
    label.TextXAlignment = Enum.TextXAlignment.Left
    label.Parent = frame

    local box = Instance.new("TextBox")
    box.Size = UDim2.new(1, -24, 0, 38)
    box.Position = UDim2.new(0, 12, 0, y + 20)
    box.BackgroundColor3 = Color3.fromRGB(25, 26, 34)
    box.TextColor3 = Color3.fromRGB(255, 255, 255)
    box.PlaceholderText = default
    box.Text = default
    box.Font = Enum.Font.Gotham
    box.TextSize = 15
    box.ClearTextOnFocus = false
    box.Parent = frame
    roundify(box, 10)

    local stroke = Instance.new("UIStroke")
    stroke.Color = Color3.fromRGB(60, 60, 75)
    stroke.Thickness = 1
    stroke.Parent = box

    return box
end

local placeBox = createInput("Target Place ID", 88, tostring(game.PlaceId))
local codeBox = createInput("Private Server Link or Code", 154, "")

local status = Instance.new("TextLabel")
status.Size = UDim2.new(1, -24, 0, 48)
status.Position = UDim2.new(0, 12, 0, height - 110)
status.BackgroundTransparency = 1
status.Text = "Enter the place ID and private server code/link"
status.TextColor3 = Color3.fromRGB(180, 200, 255)
status.Font = Enum.Font.Gotham
status.TextSize = 14
status.TextWrapped = true
status.Parent = frame

local joinButton = Instance.new("TextButton")
joinButton.Size = UDim2.new(1, -24, 0, 50)
joinButton.Position = UDim2.new(0, 12, 0, height - 56)
joinButton.BackgroundColor3 = Color3.fromRGB(76, 166, 255)
joinButton.TextColor3 = Color3.fromRGB(255, 255, 255)
joinButton.Text = "Join Private Server"
joinButton.Font = Enum.Font.GothamBold
joinButton.TextSize = 16
joinButton.Parent = frame
roundify(joinButton, 12)

local buttonStroke = Instance.new("UIStroke")
buttonStroke.Color = Color3.fromRGB(90, 190, 255)
buttonStroke.Thickness = 1
buttonStroke.Parent = joinButton

-- Draggable window for easier use on mobile/PC
local dragging = false
local dragStart
local startPos

frame.InputBegan:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
        dragging = true
        dragStart = input.Position
        startPos = frame.Position
    end
end)

frame.InputEnded:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
        dragging = false
    end
end)

frame.InputChanged:Connect(function(input)
    if dragging and (input.UserInputType == Enum.UserInputType.MouseMovement or input.UserInputType == Enum.UserInputType.Touch) then
        local delta = input.Position - dragStart
        frame.Position = UDim2.new(0, startPos.X.Offset + delta.X, 0, startPos.Y.Offset + delta.Y)
    end
end)

joinButton.MouseButton1Click:Connect(function()
    local placeId = tonumber(placeBox.Text)
    local serverCode = parsePrivateServerCode(codeBox.Text)

    if not placeId or not serverCode then
        setLabelText(status, "Please enter a valid Place ID and private server code/link.", Color3.fromRGB(255, 120, 120))
        return
    end

    if game.PlaceId ~= placeId then
        setLabelText(status, "This server is not the target place. Open the target place first.", Color3.fromRGB(255, 200, 100))
        return
    end

    local teleportData = TeleportService:GetTeleportData()
    if teleportData and teleportData.__fromPrivateServerUI then
        setLabelText(status, "Already joined from this UI.", Color3.fromRGB(120, 255, 120))
        return
    end

    setLabelText(status, "Trying to join private server...", Color3.fromRGB(150, 220, 255))

    local ok, err = pcall(function()
        TeleportService:TeleportToPrivateServer(
            placeId,
            serverCode,
            {player},
            { __fromPrivateServerUI = true }
        )
    end)

    if ok then
        setLabelText(status, "Teleport request sent. If nothing happens, the game may block this from client-side execution.", Color3.fromRGB(120, 255, 120))
    else
        setLabelText(status, "Teleport failed: " .. tostring(err), Color3.fromRGB(255, 120, 120))
    end
end)local Players = game:GetService("Players")
local TeleportService = game:GetService("TeleportService")
local UserInputService = game:GetService("UserInputService")
local CoreGui = game:GetService("CoreGui")

local player = Players.LocalPlayer
local camera = workspace.CurrentCamera

local function getScreenSize()
    if camera and camera.ViewportSize then
        return camera.ViewportSize
    end
    return Vector2.new(1280, 720)
end

local function roundify(obj, radius)
    local corner = Instance.new("UICorner")
    corner.CornerRadius = UDim.new(0, radius)
    corner.Parent = obj
end

local function setLabelText(label, text, color)
    label.Text = text
    label.TextColor3 = color or Color3.fromRGB(255, 255, 255)
end

local function parsePrivateServerCode(raw)
    local text = tostring(raw or ""):gsub("^%s+", ""):gsub("%s+$", "")
    if text == "" then return nil end

    local linkCode = text:match("privateServerLinkCode=([^&]+)")
    if linkCode then
        return linkCode
    end

    return text
end

local screen = getScreenSize()
local width = math.clamp(screen.X * 0.9, 300, 440)
local height = math.clamp(screen.Y * 0.72, 320, 520)

local gui = Instance.new("ScreenGui")
gui.Name = "DeltaPrivateServerUI"
gui.ResetOnSpawn = false
gui.Parent = CoreGui

local frame = Instance.new("Frame")
frame.Size = UDim2.fromOffset(width, height)
frame.Position = UDim2.fromOffset((screen.X - width) / 2, math.max(24, screen.Y * 0.08))
frame.BackgroundColor3 = Color3.fromRGB(15, 15, 20)
frame.BorderSizePixel = 0
frame.Parent = gui
roundify(frame, 16)

local title = Instance.new("TextLabel")
title.Size = UDim2.new(1, -24, 0, 42)
title.Position = UDim2.new(0, 12, 0, 12)
title.BackgroundTransparency = 1
title.Text = "Private Server Joiner"
title.TextColor3 = Color3.fromRGB(255, 255, 255)
title.Font = Enum.Font.GothamBold
title.TextSize = 22
title.TextXAlignment = Enum.TextXAlignment.Left
title.Parent = frame

local subtitle = Instance.new("TextLabel")
subtitle.Size = UDim2.new(1, -24, 0, 24)
subtitle.Position = UDim2.new(0, 12, 0, 50)
subtitle.BackgroundTransparency = 1
subtitle.Text = "Mobile + PC friendly UI"
subtitle.TextColor3 = Color3.fromRGB(160, 160, 180)
subtitle.Font = Enum.Font.Gotham
subtitle.TextSize = 13
subtitle.TextXAlignment = Enum.TextXAlignment.Left
subtitle.Parent = frame

local function createInput(labelText, y, default)
    local label = Instance.new("TextLabel")
    label.Size = UDim2.new(1, -24, 0, 18)
    label.Position = UDim2.new(0, 12, 0, y)
    label.BackgroundTransparency = 1
    label.Text = labelText
    label.TextColor3 = Color3.fromRGB(220, 220, 230)
    label.Font = Enum.Font.GothamSemibold
    label.TextSize = 13
    label.TextXAlignment = Enum.TextXAlignment.Left
    label.Parent = frame

    local box = Instance.new("TextBox")
    box.Size = UDim2.new(1, -24, 0, 38)
    box.Position = UDim2.new(0, 12, 0, y + 20)
    box.BackgroundColor3 = Color3.fromRGB(25, 26, 34)
    box.TextColor3 = Color3.fromRGB(255, 255, 255)
    box.PlaceholderText = default
    box.Text = default
    box.Font = Enum.Font.Gotham
    box.TextSize = 15
    box.ClearTextOnFocus = false
    box.Parent = frame
    roundify(box, 10)

    local stroke = Instance.new("UIStroke")
    stroke.Color = Color3.fromRGB(60, 60, 75)
    stroke.Thickness = 1
    stroke.Parent = box

    return box
end

local placeBox = createInput("Target Place ID", 88, tostring(game.PlaceId))
local codeBox = createInput("Private Server Link or Code", 154, "")

local status = Instance.new("TextLabel")
status.Size = UDim2.new(1, -24, 0, 48)
status.Position = UDim2.new(0, 12, 0, height - 110)
status.BackgroundTransparency = 1
status.Text = "Enter the place ID and private server code/link"
status.TextColor3 = Color3.fromRGB(180, 200, 255)
status.Font = Enum.Font.Gotham
status.TextSize = 14
status.TextWrapped = true
status.Parent = frame

local joinButton = Instance.new("TextButton")
joinButton.Size = UDim2.new(1, -24, 0, 50)
joinButton.Position = UDim2.new(0, 12, 0, height - 56)
joinButton.BackgroundColor3 = Color3.fromRGB(76, 166, 255)
joinButton.TextColor3 = Color3.fromRGB(255, 255, 255)
joinButton.Text = "Join Private Server"
joinButton.Font = Enum.Font.GothamBold
joinButton.TextSize = 16
joinButton.Parent = frame
roundify(joinButton, 12)

local buttonStroke = Instance.new("UIStroke")
buttonStroke.Color = Color3.fromRGB(90, 190, 255)
buttonStroke.Thickness = 1
buttonStroke.Parent = joinButton

-- Draggable window for easier use on mobile/PC
local dragging = false
local dragStart
local startPos

frame.InputBegan:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
        dragging = true
        dragStart = input.Position
        startPos = frame.Position
    end
end)

frame.InputEnded:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
        dragging = false
    end
end)

frame.InputChanged:Connect(function(input)
    if dragging and (input.UserInputType == Enum.UserInputType.MouseMovement or input.UserInputType == Enum.UserInputType.Touch) then
        local delta = input.Position - dragStart
        frame.Position = UDim2.new(0, startPos.X.Offset + delta.X, 0, startPos.Y.Offset + delta.Y)
    end
end)

joinButton.MouseButton1Click:Connect(function()
    local placeId = tonumber(placeBox.Text)
    local serverCode = parsePrivateServerCode(codeBox.Text)

    if not placeId or not serverCode then
        setLabelText(status, "Please enter a valid Place ID and private server code/link.", Color3.fromRGB(255, 120, 120))
        return
    end

    if game.PlaceId ~= placeId then
        setLabelText(status, "This server is not the target place. Open the target place first.", Color3.fromRGB(255, 200, 100))
        return
    end

    local teleportData = TeleportService:GetTeleportData()
    if teleportData and teleportData.__fromPrivateServerUI then
        setLabelText(status, "Already joined from this UI.", Color3.fromRGB(120, 255, 120))
        return
    end

    setLabelText(status, "Trying to join private server...", Color3.fromRGB(150, 220, 255))

    local ok, err = pcall(function()
        TeleportService:TeleportToPrivateServer(
            placeId,
            serverCode,
            {player},
            { __fromPrivateServerUI = true }
        )
    end)

    if ok then
        setLabelText(status, "Teleport request sent. If nothing happens, the game may block this from client-side execution.", Color3.fromRGB(120, 255, 120))
    else
        setLabelText(status, "Teleport failed: " .. tostring(err), Color3.fromRGB(255, 120, 120))
    end
end)