Personalize a janela de chat

LocalScript - Cores Aleatórias para Nomes de Usuário
local TextChatService = game:GetService("TextChatService")

local chatWindowConfiguration = TextChatService.ChatWindowConfiguration

local nameColors = {
	Color3.fromRGB(255, 0, 0),
	Color3.fromRGB(0, 255, 0),
	Color3.fromRGB(0, 0, 255),
	Color3.fromRGB(255, 255, 0),
}

TextChatService.OnChatWindowAdded = function(message: TextChatMessage)
	local properties = chatWindowConfiguration:DeriveNewMessageProperties()

	local textSource = message.TextSource
	if textSource then
		local index: number = (textSource.UserId % #nameColors) + 1
		local randomColor: Color3 = nameColors[index]

    	properties.PrefixTextProperties = chatWindowConfiguration:DeriveNewMessageProperties()
		properties.PrefixTextProperties.TextColor3 = randomColor
	end

	return properties
end

Cores de Nomes de Usuário em Gradiente
local TextChatService = game:GetService("TextChatService")

local chatWindowConfiguration = TextChatService.ChatWindowConfiguration

local gradient = Instance.new("UIGradient")
gradient.Color = ColorSequence.new{
	ColorSequenceKeypoint.new(0, Color3.fromRGB(255, 0, 0)),
	ColorSequenceKeypoint.new(0.5, Color3.fromRGB(255, 255, 0)),
	ColorSequenceKeypoint.new(1, Color3.fromRGB(255, 0, 255))
}

TextChatService.OnChatWindowAdded = function(message: TextChatMessage)
	local properties = chatWindowConfiguration:DeriveNewMessageProperties()

	local textSource = message.TextSource
	if textSource then
    	properties.PrefixTextProperties = chatWindowConfiguration:DeriveNewMessageProperties()
		gradient:Clone().Parent = properties.PrefixTextProperties
	end

	return properties
end

Personalização de Texto Rico
local TextChatService = game:GetService("TextChatService")
local Players = game:GetService("Players")

local chatWindowConfiguration = TextChatService.ChatWindowConfiguration

local gradient = Instance.new("UIGradient")
gradient.Color = ColorSequence.new{
	ColorSequenceKeypoint.new(0, Color3.fromRGB(255, 0, 0)),
	ColorSequenceKeypoint.new(0.5, Color3.fromRGB(255, 255, 0)),
	ColorSequenceKeypoint.new(1, Color3.fromRGB(255, 0, 255))
}

TextChatService.OnChatWindowAdded = function(message: TextChatMessage)
	local properties = chatWindowConfiguration:DeriveNewMessageProperties()

	if message.TextSource then
		properties.PrefixText = "[VIP]"
		properties.Text = string.format("<font color='#00ffff'>%s</font>", message.PrefixText) .. " " .. message.Text

		properties.PrefixTextProperties = chatWindowConfiguration:DeriveNewMessageProperties()
		gradient:Clone().Parent = properties.PrefixTextProperties
	end

	return properties
end

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

local player = Players.LocalPlayer
local generalChannel: TextChannel = TextChatService:WaitForChild("TextChannels").RBXGeneral

local PREFIX = "[Guia] Bem-vindo "

-- Enviar "mensagem do sistema" para o jogador com seu nome de exibição anexado
generalChannel:DisplaySystemMessage(PREFIX .. player.DisplayName)

Script Cliente
local TextChatService = game:GetService("TextChatService")
local Workspace = game:GetService("Workspace")

local generalChannel: TextChannel = TextChatService:WaitForChild("TextChannels").RBXGeneral

TextChatService.OnIncomingMessage = function(textChatMessage: TextChatMessage)
	local properties = Instance.new("TextChatMessageProperties")

	-- Verificar mensagens do sistema que contêm metadados
	if not textChatMessage.TextSource and textChatMessage.Metadata ~= "" then

		-- Adicionar prefixo para fazer a mensagem parecer que foi enviada por um jogador
		properties.PrefixText = string.format("<font color='#%s'>%s: </font>", "#50C999", textChatMessage.Metadata)

		-- Adicionar bolha de chat
		TextChatService:DisplayBubble(Workspace.Statue, textChatMessage.Text)
	end

	return properties
end

local message = "Bem-vindo! Eu serei seu guia."
local speakerName = "Cavaleiro Antigo"
generalChannel:DisplaySystemMessage(message, speakerName)