feat: refactor web server to be generic and add websockets framework (#1786)

* Break out changes into a smaller subset * NL@EOF * fix windows bs add player ws updates add websocket docs * tested everything to make sure it works * Address Feedback
2025-08-09 20:24:16 +00:00 · 2025-05-14 22:38:38 -05:00
parent 91f6b2bf81
commit 61921cfb62
27 changed files with 753 additions and 291 deletions
--- a/dChatServer/ChatWeb.cpp
+++ b/dChatServer/ChatWeb.cpp
@@ -0,0 +1,133 @@
+#include "ChatWeb.h"
+
+#include "Logger.h"
+#include "Game.h"
+#include "json.hpp"
+#include "dCommonVars.h"
+#include "MessageType/Chat.h"
+#include "dServer.h"
+#include "dConfig.h"
+#include "PlayerContainer.h"
+#include "GeneralUtils.h"
+#include "eHTTPMethod.h"
+#include "magic_enum.hpp"
+#include "ChatPackets.h"
+#include "StringifiedEnum.h"
+#include "Database.h"
+#include "ChatJSONUtils.h"
+#include "JSONUtils.h"
+#include "eGameMasterLevel.h"
+#include "dChatFilter.h"
+#include "TeamContainer.h"
+
+using json = nlohmann::json;
+
+void HandleHTTPPlayersRequest(HTTPReply& reply, std::string body) {
+	const json data = Game::playerContainer;
+	reply.status = data.empty() ? eHTTPStatusCode::NO_CONTENT : eHTTPStatusCode::OK;
+	reply.message = data.empty() ? "{\"error\":\"No Players Online\"}" : data.dump();
+}
+
+void HandleHTTPTeamsRequest(HTTPReply& reply, std::string body) {
+	const json data = TeamContainer::GetTeamContainer();
+	reply.status = data.empty() ? eHTTPStatusCode::NO_CONTENT : eHTTPStatusCode::OK;
+	reply.message = data.empty() ? "{\"error\":\"No Teams Online\"}" : data.dump();
+}
+
+void HandleHTTPAnnounceRequest(HTTPReply& reply, std::string body) {
+	auto data = GeneralUtils::TryParse<json>(body);
+	if (!data) {
+		reply.status = eHTTPStatusCode::BAD_REQUEST;
+		reply.message = "{\"error\":\"Invalid JSON\"}";
+		return;
+	}
+
+	const auto& good_data = data.value();
+	auto check = JSONUtils::CheckRequiredData(good_data, { "title", "message" });
+	if (!check.empty()) {
+		reply.status = eHTTPStatusCode::BAD_REQUEST;
+		reply.message = check;
+	} else {
+
+		ChatPackets::Announcement announcement;
+		announcement.title = good_data["title"];
+		announcement.message = good_data["message"];
+		announcement.Broadcast();
+
+		reply.status = eHTTPStatusCode::OK;
+		reply.message = "{\"status\":\"Announcement Sent\"}";
+	}
+}
+
+void HandleWSChat(mg_connection* connection, json data) {
+	auto check = JSONUtils::CheckRequiredData(data, { "user", "message", "gmlevel", "zone" });
+	if (!check.empty()) {
+		LOG_DEBUG("Received invalid websocket message: %s", check.c_str());
+	} else {
+		const auto user = data["user"].get<std::string>();
+		const auto message = data["message"].get<std::string>();
+		const auto gmlevel = GeneralUtils::TryParse<eGameMasterLevel>(data["gmlevel"].get<std::string>()).value_or(eGameMasterLevel::CIVILIAN);
+		const auto zone = data["zone"].get<uint32_t>();
+
+		const auto filter_check = Game::chatFilter->IsSentenceOkay(message, gmlevel);
+		if (!filter_check.empty()) {
+			LOG_DEBUG("Chat message \"%s\" from %s was not allowed", message.c_str(), user.c_str());
+			data["error"] = "Chat message blocked by filter";
+			data["filtered"] = json::array();
+			for (const auto& [start, len] : filter_check) {
+				data["filtered"].push_back(message.substr(start, len));
+			}
+			mg_ws_send(connection, data.dump().c_str(), data.dump().size(), WEBSOCKET_OP_TEXT);
+			return;
+		}
+		LOG("%s: %s", user.c_str(), message.c_str());
+		
+		// TODO: Implement chat message handling from websocket message
+
+	}
+}
+
+namespace ChatWeb {
+	void RegisterRoutes() {
+		
+		// REST API v1 routes
+
+		std::string v1_route = "/api/v1/";
+		Game::web.RegisterHTTPRoute({
+			.path = v1_route + "players",
+			.method = eHTTPMethod::GET,
+			.handle = HandleHTTPPlayersRequest
+		});
+
+		Game::web.RegisterHTTPRoute({
+			.path = v1_route + "teams",
+			.method = eHTTPMethod::GET,
+			.handle = HandleHTTPTeamsRequest
+		});
+
+		Game::web.RegisterHTTPRoute({
+			.path = v1_route + "announce",
+			.method = eHTTPMethod::POST,
+			.handle = HandleHTTPAnnounceRequest
+		});
+
+		// WebSocket Events Handlers
+
+		// Game::web.RegisterWSEvent({
+		// 	.name = "chat",
+		// 	.handle = HandleWSChat
+		// });
+
+		// WebSocket subscriptions
+
+		Game::web.RegisterWSSubscription("player");
+	}
+
+	void SendWSPlayerUpdate(const PlayerData& player, eActivityType activityType) {
+		json data;
+		data["player_data"] = player;
+		data["update_type"] = magic_enum::enum_name(activityType);
+		Game::web.SendWSMessage("player", data);
+	}
+}
+