From ee814eede9b65fb469c12a3effc432e38a33442d Mon Sep 17 00:00:00 2001
From: LaG1924 <12997935+LaG1924@users.noreply.github.com>
Date: Sun, 10 Dec 2017 14:35:25 +0500
Subject: Removed previous implementation of event-system

---
 src/Event.cpp | 130 -------------------------------
 src/Event.hpp | 241 ----------------------------------------------------------
 2 files changed, 371 deletions(-)

diff --git a/src/Event.cpp b/src/Event.cpp
index 1f3a9e8..00f67c0 100644
--- a/src/Event.cpp
+++ b/src/Event.cpp
@@ -1,131 +1 @@
 #include "Event.hpp"
-
-#include <easylogging++.h>
-
-#include "Utility.hpp"
-
-std::queue<Event> EventAgregator::eventsToHandle;
-std::mutex EventAgregator::queueMutex;
-bool EventAgregator::isStarted = false;
-std::vector<EventListener *> EventAgregator::listeners;
-std::mutex EventAgregator::listenersMutex;
-
-EventListener::EventListener() {
-	EventAgregator::RegisterListener(*this);
-}
-
-EventListener::~EventListener() {
-	EventAgregator::UnregisterListener(*this);
-}
-
-void EventListener::PushEvent(Event event) {
-	eventsMutex.lock();
-	handlersMutex.lock();
-	if (handlers[event.type]) {
-		events.push(event);
-	}
-	handlersMutex.unlock();
-	eventsMutex.unlock();
-}
-
-void EventListener::DirectCall(Event event)
-{
-    handlersMutex.lock();
-    if (handlers[event.type])
-        handlers[event.type](event.data);
-    handlersMutex.unlock();
-}
-
-bool EventListener::IsEventsQueueIsNotEmpty() {
-	eventsMutex.lock();
-	bool value = !events.empty();
-	eventsMutex.unlock();
-	return value;
-}
-
-
-void EventListener::RegisterHandler(EventType type, EventListener::HandlerFunc handler) {
-	handlersMutex.lock();
-	handlers[type] = handler;
-	handlersMutex.unlock();
-}
-
-void EventListener::HandleEvent() {
-	eventsMutex.lock();
-	if (events.empty()) {
-		eventsMutex.unlock();
-		return;
-	}
-	Event event = events.front();
-	events.pop();
-	eventsMutex.unlock();
-	handlersMutex.lock();
-	auto function = handlers[event.type];
-	handlersMutex.unlock();
-	function(event.data);
-}
-
-
-void EventAgregator::RegisterListener(EventListener &listener) {
-	listenersMutex.lock();
-	//LOG(WARNING) << "Registered handler " << &listener;
-	listeners.push_back(&listener);
-	listenersMutex.unlock();
-}
-
-void EventAgregator::UnregisterListener(EventListener &listener) {
-	listenersMutex.lock();
-	//LOG(WARNING) << "Unregistered handler " << &listener;
-	listeners.erase(std::find(listeners.begin(), listeners.end(), &listener));
-	listenersMutex.unlock();
-}
-
-void EventAgregator::PushEvent(EventType type, EventData data) {
-	Event event;
-	event.type = type;
-	event.data = data;
-    queueMutex.lock();
-	eventsToHandle.push(event);
-    queueMutex.unlock();
-	if (!isStarted) {
-		isStarted = true;
-		std::thread(&EventAgregator::EventHandlingLoop).detach();
-	}
-}
-
-void EventAgregator::DirectEventCall(EventType type, EventData data)
-{
-    Event event {type, data};
-    listenersMutex.lock();
-    for (auto &listener : listeners) {
-        listenersMutex.unlock();
-        listener->DirectCall(event);
-        listenersMutex.lock();
-    }
-    listenersMutex.unlock();
-}
-
-void EventAgregator::EventHandlingLoop() {
-    LoopExecutionTimeController timer(std::chrono::milliseconds(5));
-	while (true) {
-		queueMutex.lock();
-		if (!eventsToHandle.empty()) {
-			auto queue = std::move(eventsToHandle);            
-			queueMutex.unlock();
-
-			while (!queue.empty()) {
-				auto event = queue.front();
-				listenersMutex.lock();
-				for (auto &listener : listeners) {
-					listener->PushEvent(event);
-				}
-				listenersMutex.unlock();
-				queue.pop();
-			}
-
-			queueMutex.lock();
-		}
-		queueMutex.unlock();
-        timer.Update();
-	}
-}
\ No newline at end of file
diff --git a/src/Event.hpp b/src/Event.hpp
index 4962ee9..3f59c93 100644
--- a/src/Event.hpp
+++ b/src/Event.hpp
@@ -1,243 +1,2 @@
 #pragma once
 
-#include <queue>
-#include <map>
-#include <thread>
-#include <mutex>
-#include <variant>
-#include <functional>
-
-#include <SDL.h>
-
-#include "Vector.hpp"
-#include "Chat.hpp"
-
-class Packet;
-
-enum class EventType {
-	Echo,
-	ChunkChanged,
-	ConnectToServer,
-	ConnectionSuccessfull,
-	Disconnect,
-	RequestNetworkClient,
-	RegisterNetworkClient,
-	PlayerConnected,
-	RemoveLoadingScreen,
-	ConnectionFailed,
-    Exit,
-    Disconnected,
-    Connecting,
-    NetworkClientException,
-    MouseMoved,
-    KeyPressed,
-    KeyReleased,
-    InitalizeSectionRender,
-    UpdateSectionsRender,
-    CreateSectionRender,
-    CreatedSectionRender,
-    PlayerPosChanged,
-    DeleteSectionRender,
-    EntityChanged,
-    NewRenderDataAvailable,
-    BlockChange,
-    RendererWorkerTask,
-    ChunkDeleted,
-    ChatMessageReceived,
-    SendChatMessage,
-    StateUpdated,
-};
-
-struct EchoData {
-	std::chrono::time_point<std::chrono::high_resolution_clock> time;
-};
-
-struct ChunkChangedData {
-	Vector chunkPosition;
-};
-
-struct ConnectToServerData {
-    std::string username;
-	std::string address;
-	unsigned short port;
-};
-
-struct ConnectionSuccessfullData {
-};
-
-struct DisconnectData {
-    std::string reason;
-};
-
-struct SendPacketData {
-	std::shared_ptr<Packet> packet;
-};
-
-struct ReceivePacketData {
-	std::shared_ptr<Packet> packet;
-};
-
-struct RequestNetworkClientData {
-
-};
-
-struct RegisterNetworkClientData {
-};
-
-struct PlayerConnectedData {
-};
-
-struct RemoveLoadingScreenData {
-
-};
-
-struct ConnectionFailedData {
-	std::string reason;
-};
-
-struct ExitData {
-
-};
-
-struct DisconnectedData {
-    std::string reason;
-};
-
-struct ConnectingData {
-
-};
-
-struct NetworkClientExceptionData {
-    std::string what;
-};
-
-struct MouseMovedData {
-    double x, y;
-};
-
-struct KeyPressedData {
-    SDL_Scancode key;
-};
-
-struct KeyReleasedData {
-    SDL_Scancode key;
-};
-
-struct InitalizeSectionRenderData {
-    Vector pos;
-};
-
-struct CreateSectionRenderData {
-    Vector pos;
-};
-
-struct CreatedSectionRenderData {
-    Vector pos;
-};
-
-struct PlayerPosChangedData {
-    VectorF newPos;
-};
-
-struct UpdateSectionsRenderData {
-
-};
-
-struct DeleteSectionRenderData {
-    Vector pos;
-};
-
-struct EntityChangedData {
-    unsigned int EntityId;
-};
-
-struct NewRenderDataAvailableData {
-
-};
-
-struct BlockChangeData {
-    Vector SectionPos;
-};
-
-struct RendererWorkerTaskData {
-    size_t WorkerId;
-    Vector Task;
-};
-
-struct ChunkDeletedData {
-    Vector pos;
-};
-
-struct ChatMessageReceivedData {
-    Chat message;
-    unsigned char position;
-};
-
-struct SendChatMessageData {
-    std::string message;
-};
-
-struct StateUpdatedData {
-
-};
-
-using EventData = std::variant<EchoData, ChunkChangedData, ConnectToServerData, ConnectionSuccessfullData,
-    DisconnectData, SendPacketData, ReceivePacketData, RequestNetworkClientData, RegisterNetworkClientData,
-    PlayerConnectedData, RemoveLoadingScreenData, ConnectionFailedData, ExitData, DisconnectedData,
-    ConnectingData, NetworkClientExceptionData, MouseMovedData, KeyPressedData, KeyReleasedData,
-    InitalizeSectionRenderData, CreateSectionRenderData, CreatedSectionRenderData, PlayerPosChangedData,
-    UpdateSectionsRenderData, DeleteSectionRenderData, EntityChangedData, NewRenderDataAvailableData,
-    BlockChangeData, RendererWorkerTaskData, ChunkDeletedData, ChatMessageReceivedData,
-    SendChatMessageData, StateUpdatedData>;
-
-struct Event {
-	EventType type;
-	EventData data;
-};
-
-class EventListener {
-	friend class EventAgregator;
-
-	using HandlerFunc = std::function<void(EventData)>;
-
-	std::map<EventType, HandlerFunc> handlers; //TODO: There must be more elegant solution than std::variant of all data
-
-	std::mutex handlersMutex;
-
-	std::queue<Event> events;
-
-	std::mutex eventsMutex;
-
-	void PushEvent(Event event);
-
-    void DirectCall(Event event);
-
-public:
-	EventListener();
-	~EventListener();
-	bool IsEventsQueueIsNotEmpty();
-
-	void RegisterHandler(EventType type, HandlerFunc handler);
-
-	void HandleEvent();
-};
-
-class EventAgregator {
-	friend EventListener;
-
-	EventAgregator() = default;
-	static std::queue<Event> eventsToHandle;
-	static std::mutex queueMutex;
-	static bool isStarted;
-	static std::vector<EventListener *> listeners;
-	static std::mutex listenersMutex;
-
-	static void EventHandlingLoop();
-
-	static void RegisterListener(EventListener &listener);
-	static void UnregisterListener(EventListener &listener);
-
-public:
-	static void PushEvent(EventType type, EventData data);
-    static void DirectEventCall(EventType, EventData data);
-};
\ No newline at end of file
-- 
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