feat: Add way to send system messages to ChatProviderService

src/chatproviderservice/package.json

@@ -42,6 +42,7 @@
     "@quenty/playerutils": "file:../playerutils",
     "@quenty/preferredparentutils": "file:../preferredparentutils",
     "@quenty/promise": "file:../promise",
+    "@quenty/remoting": "file:../remoting",
     "@quenty/richtext": "file:../richtext",
     "@quenty/rx": "file:../rx",
     "@quenty/rxbinderutils": "file:../rxbinderutils",

src/chatproviderservice/src/Client/ChatProviderServiceClient.lua

@@ -4,8 +4,9 @@
 
 local require = require(script.Parent.loader).load(script)
 
-local TextChatService = game:GetService("TextChatService")
+local HttpService = game:GetService("HttpService")
 local Players = game:GetService("Players")
+local TextChatService = game:GetService("TextChatService")
 
 local Maid = require("Maid")
 local Signal = require("Signal")
@@ -36,6 +37,27 @@ function ChatProviderServiceClient:Start()
 	TextChatService.OnIncomingMessage = function(textChatMessage)
 		self.MessageIncoming:Fire(textChatMessage)
 
+		local metadata = textChatMessage.Metadata
+		if metadata then
+			local success, decodedMessageData = pcall(function()
+				return HttpService:JSONDecode(metadata)
+			end)
+
+			if success and decodedMessageData then
+				local color = decodedMessageData.Color or "#ffffff"
+				local isValidHex = pcall(function()
+					return Color3.fromHex(color)
+				end)
+
+				if isValidHex then
+					local overrideProperties = Instance.new("TextChatMessageProperties")
+					overrideProperties.Text = `<font color="#{color}">{textChatMessage.Text}</font>`
+
+					return overrideProperties
+				end
+			end
+		end
+
 		local textSource =  textChatMessage.TextSource
 		if not textSource then
 			return
@@ -53,6 +75,34 @@ function ChatProviderServiceClient:Start()
 	end
 end
 
+--[=[
+	Sends a system message to the provided TextChannel.
+	@param encodedMessageData string
+	@param channel TextChannel?
+]=]
+function ChatProviderServiceClient:SendSystemMessage(message: string, encodedMessageData: string?, channel: TextChannel?)
+	assert(typeof(message) == "string", "[ChatProviderServiceClient.SendSystemMessage] - Bad message")
+
+	if not channel then
+		local channels = TextChatService:FindFirstChild("TextChannels")
+		if not channels then
+			return
+		end
+
+		local general = channels:FindFirstChild("RBXGeneral")
+		if general then
+			channel = general
+		end
+	end
+
+	if not channel then
+		warn("[ChatProviderServiceClient.SendSystemMessage] - Failed to get default channel")
+		return
+	end
+
+	channel:DisplaySystemMessage(message, encodedMessageData)
+end
+
 function ChatProviderServiceClient:_renderTags(textSource)
 	local player = Players:GetPlayerByUserId(textSource.UserId)
 	if not player then