local Players = game:GetService("Players")
local TextChatService = game:GetService("TextChatService")

local player = Players.LocalPlayer
local playerGui = player:WaitForChild("PlayerGui")

local windowConfig = TextChatService.ChatWindowConfiguration
local inputBarConfig = TextChatService.ChatInputBarConfiguration

local function getTotalChatBounds()
	local windowPos = windowConfig.AbsolutePosition
	local windowSize = windowConfig.AbsoluteSize
	local inputPos = inputBarConfig.AbsolutePosition
	local inputSize = inputBarConfig.AbsoluteSize

	-- 計算兩個矩形的聯集以獲得總聊天 UI 邊界。
	-- 報告的值不包括聊天窗口上下邊緣的裝飾斜角。
	local topLeft = Vector2.new(
		math.min(windowPos.X, inputPos.X),
		math.min(windowPos.Y, inputPos.Y)
	)
	local bottomRight = Vector2.new(
		math.max(windowPos.X + windowSize.X, inputPos.X + inputSize.X),
		math.max(windowPos.Y + windowSize.Y, inputPos.Y + inputSize.Y)
	)

	return topLeft, bottomRight - topLeft
end

-- 等待聊天 UI 初始化並報告絕對值
task.wait(2)

local position, size = getTotalChatBounds()
print("總聊天 UI 位置：", position)
print("總聊天 UI 大小：", size)

-- 繪製一個半透明框架以視覺化邊界
local screenGui = Instance.new("ScreenGui")
screenGui.Name = "ChatBoundsDebug"
screenGui.DisplayOrder = 100
screenGui.Parent = playerGui

local frame = Instance.new("Frame")
frame.Position = UDim2.fromOffset(position.X, position.Y)
frame.Size = UDim2.fromOffset(size.X, size.Y)
frame.BackgroundColor3 = Color3.fromRGB(255, 0, 0)
frame.BackgroundTransparency = 0.5
frame.BorderSizePixel = 2
frame.BorderColor3 = Color3.fromRGB(255, 0, 0)
frame.Parent = screenGui