chore: bump version to "alpha-0.2.0"

include/game/BaseGame.h

@@ -12,14 +12,28 @@ enum class GameState : std::uint8_t {
     Game,
     EndGame,
     Disconnected,
+    Closed
 };
 
 typedef std::map<std::uint8_t, Player> PlayerList;
 
-class Game {
+class GameListener {
+public:
+    virtual void OnPlayerJoin(PlayerID player) {}
+    virtual void OnPlayerLeave(PlayerID player) {}
+
+    virtual void OnGameStateUpdate(GameState newState) {}
+    virtual void OnGameBegin() {}
+    virtual void OnGameEnd() {}
+    virtual void OnGameClose() {}
+};
+
+typedef utils::ObjectNotifier<GameListener> GameNotifier;
+
+class Game : public GameNotifier {
 protected:
     World* m_World;
-    std::array<Team, 2> m_Teams = { Team{TeamColor::Red}, Team{TeamColor::Blue} };
+    TeamList m_Teams = { Team{TeamColor::Red}, Team{TeamColor::Blue} };
     GameState m_GameState = GameState::Lobby;
     PlayerList m_Players;
 public:
@@ -49,6 +63,8 @@ public:
     const Player* getPlayerById(PlayerID id) const;
     Player* getPlayerById(PlayerID id);
 
+    const TeamList& getTeams() const { return m_Teams; }
+
 };
 
 } // namespace game 

include/game/Mobs.h

@@ -111,11 +111,13 @@ public:
 
     virtual bool OnDeath(World* world) { return true; }
 
+    MobID getMobID() const { return m_ID; }
     const TowerImmunities& getTowerImmunities() const { return getMobTowerImmunities(getType(), m_Level); }
     const EffectImmunities& getEffectImmunities() const { return getMobEffectImmunities(getType(), m_Level); }
     PlayerID getSender() const { return m_Sender; }
     MobLevel getLevel() const { return m_Level; }
     const MobStats* getStats() const { return getMobStats(getType(), m_Level); }
+    void setHealth(float newHealth) { m_Health = newHealth; }
     float getHealth() const { return m_Health; }
     bool isDead() const { return m_Health <= 0; }
     bool isAlive() const { return m_Health > 0; }

include/game/Team.h

@@ -33,19 +33,34 @@ public:
     void setDirection(Direction direction) { m_Direction = direction; }
 };
 
-struct TeamCastle : public utils::shape::Rectangle{
+class Team;
+
+class TeamCastle : public utils::shape::Rectangle {
 private:
+    const Team* m_Team;
     float m_Life;
 public:
-    TeamCastle() : m_Life(1000) {
+    static constexpr int CastleMaxLife = 1000;
+
+    TeamCastle(const Team* team) : m_Team(team), m_Life(CastleMaxLife) {
         setWidth(5);
         setHeight(5);
     }
 
+    TeamCastle() : TeamCastle(nullptr) {}
+
     float getLife() const { return m_Life; }
 
+    const Team* getTeam() const { return m_Team; }
+    void setTeam(const Team* team) { m_Team = team; }
+
     void setLife(float life) { m_Life = life; }
     void damage(float damage) { m_Life = std::max(0.0f, m_Life - damage); }
+
+    void setShape(utils::shape::Rectangle rect) {
+        setCenter(rect.getCenter());
+        setSize(rect.getSize());
+    }
 };
 
 class Team {
@@ -71,5 +86,7 @@ public:
     std::uint8_t getPlayerCount() const;
 };
 
+typedef std::array<Team, 2> TeamList;
+
 } // namespace game
 } // namespace td

include/game/World.h

@@ -56,6 +56,13 @@ struct Color {
     std::uint8_t r, g, b;
 };
 
+static constexpr Color BLACK{ 0, 0, 0 };
+static constexpr Color WHITE{ 255, 255, 255 };
+
+static constexpr Color RED{ 255, 0, 0 };
+static constexpr Color GREEN{ 0, 255, 0 };
+static constexpr Color BLUE{ 0, 0, 255 };
+
 struct Tile {
     virtual TileType getType() const = 0;
 };
@@ -134,6 +141,7 @@ protected:
     TowerTileColorPalette m_TowerPlacePalette;
     Color m_WalkablePalette;
     std::vector<Color> m_DecorationPalette;
+    Color m_Background;
 
     std::unordered_map<ChunkCoord, ChunkPtr> m_Chunks;
 
@@ -152,8 +160,6 @@ protected:
 public:
     World(Game* game);
 
-    static constexpr std::uint8_t CastleWidth = 5, CastleHeight = 5;
-
     bool loadMap(const protocol::WorldBeginDataPacket* worldHeader);
     bool loadMap(const protocol::WorldDataPacket* worldData);
 
@@ -172,6 +178,7 @@ public:
     const TowerTileColorPalette& getTowerTileColorPalette() const { return m_TowerPlacePalette; }
     const Color& getWalkableTileColor() const { return m_WalkablePalette; }
     const std::vector<Color>& getDecorationPalette() const { return m_DecorationPalette; }
+    const Color& getBackgroundColor() const { return m_Background; }
 
     const TilePalette& getTilePalette() const { return m_TilePalette; }
 
@@ -205,6 +212,8 @@ public:
     Team& getTeam(TeamColor team);
     const Team& getTeam(TeamColor team) const;
 
+    const TeamList& getTeams() const;
+
     const TowerList& getTowers() const { return m_Towers; };
     TowerPtr getTowerById(TowerID tower);
 
@@ -223,7 +232,6 @@ public:
     // MobListener
 
     virtual void OnMobDamage(Mob* target, float damage, Tower* source);
-    virtual void OnMobDie(Mob* mob);
     virtual void OnMobCastleDamage(Mob* damager, TeamCastle* enemyCastle, float damage);
 
 private:

include/game/client/Client.h

@@ -19,16 +19,16 @@ class Client {
 private:
     render::Renderer* m_Renderer;
     ClientConnexion m_Connexion;
-    ClientGame m_Game;
+    std::unique_ptr<ClientGame> m_Game;
     bool m_Connected;
 public:
-    Client(render::Renderer* renderer) : m_Renderer(renderer), m_Game(this), m_Connected(false) {}
+    Client(render::Renderer* renderer) : m_Renderer(renderer), m_Game(std::make_unique<ClientGame>(this)), m_Connected(false) {}
 
-    const ClientGame& getGame() const { return m_Game; }
+    const ClientGame& getGame() const { return *m_Game; }
     const ClientConnexion& getConnexion() const { return m_Connexion; }
     render::Renderer* getRenderer() const { return m_Renderer; }
 
-    ClientGame& getGame() { return m_Game; }
+    ClientGame& getGame() { return *m_Game; }
     ClientConnexion& getConnexion() { return m_Connexion; }
 
     void tick(std::uint64_t delta);
@@ -45,6 +45,8 @@ public:
     void placeTower(game::TowerType type, const glm::vec2& position);
     void upgradeTower(game::TowerID tower, game::TowerLevel level);
     void removeTower(game::TowerID tower);
+private:
+    void reset();
 };
 
 } // namespace client

include/game/client/ClientGame.h

@@ -37,7 +37,7 @@ public:
     Client* getClient() const { return m_Client; }
 
     render::Renderer* getRenderer() const { return m_Renderer; }
-    WorldClient& getWorld() { return m_WorldClient; }
+    WorldClient& getWorldClient() { return m_WorldClient; }
 
     virtual void HandlePacket(const protocol::ConnexionInfoPacket* packet);
     virtual void HandlePacket(const protocol::PlayerJoinPacket* packet);

include/game/client/WorldClient.h

@@ -20,6 +20,8 @@ public:
     virtual void HandlePacket(const protocol::UpgradeTowerPacket* packet);
     virtual void HandlePacket(const protocol::WorldAddTowerPacket* packet);
     virtual void HandlePacket(const protocol::RemoveTowerPacket* packet);
+    virtual void HandlePacket(const protocol::UpdateMobStatesPacket* packet);
+    virtual void HandlePacket(const protocol::UpdateCastleLifePacket* packet);
 
 };
 

include/game/server/Server.h

@@ -61,12 +61,11 @@ private:
     bool m_ServerRunning;
 public:
     Server(const std::string& worldFilePath);
-    virtual ~Server() {}
+    virtual ~Server();
 
     bool start(std::uint16_t port);
-    void stop();
+    void stop(); // force the server to stop
-
+    void close(); // at the end of a game
-    void lauchGame();
 
     void removeConnexion(std::uint8_t connexionID);
 
@@ -74,6 +73,8 @@ public:
 
     float getTPS() const { return m_TickCounter.getTPS(); }
 
+    bool isRunning() { return m_ServerRunning; }
+
     const ServerGame& getGame() const { return m_Game; }
     ServerGame& getGame() { return m_Game; }
 
@@ -88,6 +89,7 @@ private:
     void accept();
     void updateSockets();
 
+    void clean();
     void startThread();
     void stopThread();
     void tick(std::uint64_t delta);

include/game/server/ServerGame.h

@@ -9,11 +9,13 @@ namespace server {
 
 class Server;
 
-class ServerGame : public game::Game {
+class ServerGame : public game::Game, public game::GameListener {
 private:
     Server* m_Server;
     ServerWorld m_ServerWorld;
-    utils::AutoTimer m_GoldMineTimer{ 1000, std::bind(&ServerGame::updateGoldMines, this) };
+    utils::AutoTimer m_GoldMineTimer;
+    utils::AutoTimer m_MobStatesTimer;
+    utils::CooldownTimer m_EndGameCooldown;
 public:
     ServerGame(Server* server);
     ~ServerGame() {}
@@ -22,8 +24,16 @@ public:
 
     virtual void tick(std::uint64_t delta);
     void startGame();
+
+    // GameListener
+
+    virtual void OnGameStateUpdate(game::GameState newState);
+    virtual void OnGameBegin();
+    virtual void OnGameEnd();
+    virtual void OnGameClose();
 private:
     void balanceTeams();
+    void updateMobStates();
     void updateGoldMines();
     void updatePlayerStats();
 };

include/game/server/ServerWorld.h

@@ -14,11 +14,17 @@ private:
     game::TowerID m_CurrentTowerID;
     Server* m_Server;
 public:
+    static constexpr float MobSpawnBorder = 0.01f;
+
     ServerWorld(Server* server, ServerGame* game);
 
     void spawnMobs(game::MobType type, std::uint8_t level, game::PlayerID sender, std::uint8_t count);
     game::TowerPtr placeTowerAt(game::TowerType type, std::int32_t x, std::int32_t y, game::PlayerID builder);
 
+    virtual void OnMobDie(game::Mob* mob);
+
+    virtual void OnMobCastleDamage(game::Mob* damager, game::TeamCastle* enemyCastle, float damage);
+
 };
 
 } // namespace server  

include/misc/Backward.hpp

@@ -338,7 +338,7 @@
 #include <thread>
 
 #include <basetsd.h>
-typedef SSIZE_T ssize_t;
+//typedef SSIZE_T ssize_t;
 
 #ifndef NOMINMAX
 #define NOMINMAX

include/misc/Shapes.h

@@ -47,6 +47,9 @@ public:
     void setCenterY(float y) { m_Center.setY(y); }
 
     void setSize(float width, float height) { setWidth(width); setHeight(height); }
+    void setSize(Point size) { setSize(size.getX(), size.getY()); }
+    Point getSize() { return { m_Width, m_Height }; }
+
     void setWidth(float width) { m_Width = width; }
     void setHeight(float height) { m_Height = height; }
 

include/protocol/PacketHandler.h

@@ -38,6 +38,8 @@ public:
     virtual void HandlePacket(const RemoveTowerPacket* packet) {}
     virtual void HandlePacket(const SendMobsPacket* packet) {}
     virtual void HandlePacket(const UpgradeTowerPacket* packet) {}
+    virtual void HandlePacket(const UpdateMobStatesPacket* packet) {}
+    virtual void HandlePacket(const UpdateCastleLifePacket* packet) {}
 };
 
 } // namespace protocol

include/protocol/Protocol.h

@@ -33,6 +33,8 @@ enum class PacketType : std::uint8_t {
     UpdatePlayerTeam,
     ServerTps,
     WorldAddTower,
+    UpdateMobStates,
+    UpdateCastleLife,
 
     // client <--> server
     KeepAlive,
@@ -45,6 +47,7 @@ struct WorldHeader {
     game::TowerTileColorPalette m_TowerPlacePalette;
     game::Color m_WalkablePalette;
     std::vector<game::Color> m_DecorationPalette;
+    game::Color m_Background;
 
     game::SpawnColorPalette m_SpawnColorPalette;
 
@@ -128,6 +131,7 @@ public:
     const game::TowerTileColorPalette& getTowerTilePalette() const { return m_Header.m_TowerPlacePalette; }
     const game::Color& getWalkableTileColor() const { return m_Header.m_WalkablePalette; }
     const std::vector<game::Color>& getDecorationPalette() const { return m_Header.m_DecorationPalette; }
+    const game::Color& getBackgroundColor() const { return m_Header.m_Background; }
 
     const game::Spawn& getRedSpawn() const { return m_Header.m_RedSpawn; }
     const game::Spawn& getBlueSpawn() const { return m_Header.m_BlueSpawn; }
@@ -513,5 +517,60 @@ public:
     virtual PacketType getType() const { return PacketType::UpgradeTower; }
 };
 
+class MobState {
+    using Point = utils::shape::Point;
+private:
+    game::MobID m_MobID;
+    Point m_MobPosition;
+    float m_MobLife;
+    game::Direction m_MobDirection;
+public:
+    MobState() {}
+    MobState(game::MobID id, Point position, float life, game::Direction direction) :
+        m_MobID(id), m_MobPosition(position), m_MobLife(life), m_MobDirection(direction) {}
+
+    game::MobID getMobId() const { return m_MobID; }
+    Point getMobPosition() const { return m_MobPosition; }
+    float getMobLife() const { return m_MobLife; }
+    game::Direction getMobDirection() const { return m_MobDirection; }
+};
+
+class UpdateMobStatesPacket : public Packet {
+private:
+    std::vector<MobState> m_MobStates;
+public:
+    UpdateMobStatesPacket() {}
+    virtual ~UpdateMobStatesPacket() {}
+
+    virtual DataBuffer Serialize() const;
+    virtual void Deserialize(DataBuffer& data);
+    virtual void Dispatch(PacketHandler* handler) const;
+
+    void addMobState(MobState mobState) { m_MobStates.push_back(mobState); }
+
+    const std::vector<MobState>& getMobStates() const { return m_MobStates; }
+
+    virtual PacketType getType() const { return PacketType::UpdateMobStates; }
+};
+
+class UpdateCastleLifePacket : public Packet {
+private:
+    std::uint16_t m_CastleLife;
+    game::TeamColor m_Team;
+public:
+    UpdateCastleLifePacket() {}
+    UpdateCastleLifePacket(std::uint16_t life, game::TeamColor team) : m_CastleLife(life), m_Team(team) {}
+    virtual ~UpdateCastleLifePacket() {}
+
+    virtual DataBuffer Serialize() const;
+    virtual void Deserialize(DataBuffer& data);
+    virtual void Dispatch(PacketHandler* handler) const;
+
+    std::uint16_t getCastleLife() const { return m_CastleLife; }
+    game::TeamColor getTeamColor() const { return m_Team; }
+
+    virtual PacketType getType() const { return PacketType::UpdateCastleLife; }
+};
+
 }
 }

include/render/Renderer.h

@@ -29,6 +29,8 @@ private:
     std::unique_ptr<WorldShader> m_WorldShader;
     std::unique_ptr<EntityShader> m_EntityShader;
 
+    glm::vec3 m_BackgroundColor;
+
     bool m_IsometricView = true;
     float m_IsometricShade = m_IsometricView;
     glm::vec2 m_CamPos{};
@@ -49,6 +51,8 @@ public:
     void setCamPos(const glm::vec2& newPos);
     void setIsometricView(bool isometric); // false = 2D       true = Isometric
 
+    void setBackgroundColor(const glm::vec3& color) { m_BackgroundColor = color; }
+
     glm::vec2 getCursorWorldPos(const glm::vec2& cursorPos, float aspectRatio, float zoom, float windowWidth, float windowHeight);
 private:
     void updateIsometricView();

include/render/WorldRenderer.h

@@ -7,6 +7,7 @@
 
 #include "render/gui/TowerPlacePopup.h"
 #include "render/gui/MobTooltip.h"
+#include "render/gui/CastleTooltip.h"
 
 #include "render/gui/imgui/imgui.h"
 
@@ -40,6 +41,7 @@ private:
 
     std::unique_ptr<gui::TowerPlacePopup> m_TowerPlacePopup;
     std::unique_ptr<gui::MobTooltip> m_MobTooltip;
+    std::unique_ptr<gui::CastleTooltip> m_CastleTooltip;
 public:
     WorldRenderer(game::World* world, client::ClientGame* client);
     ~WorldRenderer();
@@ -69,8 +71,11 @@ private:
     void renderPopups();
     void renderTowerUpgradePopup();
     void renderMobTooltip() const;
+    void renderCastleTooltip() const;
     void detectClick();
     void detectMobHovering() const;
+    void detectCastleHovering() const;
+    void renderTooltips() const;
     void removeTower();
     glm::vec2 getCursorWorldPos() const;
     glm::vec2 getClickWorldPos() const;

include/render/gui/CastleTooltip.h

@@ -0,0 +1,28 @@
+#pragma once
+
+#include "GuiWidget.h"
+
+namespace td {
+
+namespace game {
+
+class TeamCastle;
+
+} // namespace game
+
+namespace gui {
+
+class CastleTooltip : public GuiWidget {
+private:
+    const game::TeamCastle* m_Castle;
+public:
+    CastleTooltip(client::Client* client);
+
+    virtual void render();
+
+    void setCastle(const game::TeamCastle* castle) { m_Castle = castle; }
+    bool isShown() { return m_Castle != nullptr; }
+};
+
+} // namespace gui
+} // namespace td

include/render/gui/GuiManager.h

@@ -10,15 +10,17 @@ namespace gui {
 
 class GuiManager {
 private:
-    std::vector<std::shared_ptr<GuiWidget>> m_Widgets;
+    std::vector<std::unique_ptr<GuiWidget>> m_Widgets;
 public:
+    GuiManager(){}
+
     void renderWidgets() {
-        for (auto widget : m_Widgets) {
+        for (auto& widget : m_Widgets) {
             widget->render();
         }
     }
 
-    void addWidgets(const std::shared_ptr<GuiWidget>& widget) {
+    void addWidget(std::unique_ptr<GuiWidget>&& widget) {
         m_Widgets.push_back(std::move(widget));
     }
 };

include/render/gui/MobTooltip.h

@@ -21,6 +21,7 @@ public:
     virtual void render();
 
     void setMob(const game::Mob* mob) { m_Mob = mob; }
+    bool isShown() { return m_Mob != nullptr; }
 };
 
 } // namespace gui

include/render/gui/TowerGui.h

@@ -9,6 +9,8 @@
 
 #include <memory>
 
+#include "render/gui/GuiManager.h"
+
 struct SDL_Window;
 typedef void* SDL_GLContext;
 
@@ -20,15 +22,6 @@ class Client;
 
 } // namespace client
 
-namespace gui {
-
-class MainMenu;
-class GameMenu;
-class FrameMenu;
-class UpdateMenu;
-
-} // namespace gui
-
 namespace render {
 
 class Renderer;
@@ -38,11 +31,8 @@ private:
     SDL_Window* m_Window;
     SDL_GLContext m_GlContext;
     td::render::Renderer* m_Renderer;
+    td::gui::GuiManager m_GuiManager;
     std::unique_ptr<td::client::Client> m_Client;
-    std::unique_ptr<td::gui::MainMenu> m_MainMenu;
-    std::unique_ptr<td::gui::GameMenu> m_GameMenu;
-    std::unique_ptr<td::gui::FrameMenu> m_FrameMenu;
-    std::unique_ptr<td::gui::UpdateMenu> m_UpdateMenu;
 public:
     TowerGui(SDL_Window* wndow, SDL_GLContext glContext, td::render::Renderer* renderer);
     ~TowerGui();

include/updater/Updater.h

@@ -2,9 +2,7 @@
 
 #include "misc/DataBuffer.h"
 
-#include <ctime>
+#define TD_VERSION "alpha-0.2.0"
-
-#define TD_VERSION "alpha-0.0.5"
 
 namespace td {
 namespace utils {

src/game/Team.cpp

@@ -5,7 +5,7 @@
 namespace td {
 namespace game {
 
-Team::Team(TeamColor color) : m_Color(color) {}
+Team::Team(TeamColor color) : m_Color(color), m_TeamCastle(this) {}
 
 void Team::addPlayer(Player* newPlayer) {
     m_Players.push_back(newPlayer);

src/game/World.cpp

@@ -37,6 +37,7 @@ bool World::loadMap(const protocol::WorldBeginDataPacket* worldHeader) {
     m_TowerPlacePalette = worldHeader->getTowerTilePalette();
     m_WalkablePalette = worldHeader->getWalkableTileColor();
     m_DecorationPalette = worldHeader->getDecorationPalette();
+    m_Background = worldHeader->getBackgroundColor();
 
     getRedTeam().getSpawn() = worldHeader->getRedSpawn();
     getBlueTeam().getSpawn() = worldHeader->getBlueSpawn();
@@ -44,7 +45,10 @@ bool World::loadMap(const protocol::WorldBeginDataPacket* worldHeader) {
     m_SpawnColorPalette = worldHeader->getSpawnPalette();
 
     getRedTeam().getCastle() = worldHeader->getRedCastle();
+    getRedTeam().getCastle().setTeam(&getRedTeam());
+
     getBlueTeam().getCastle() = worldHeader->getBlueCastle();
+    getBlueTeam().getCastle().setTeam(&getBlueTeam());
 
     m_TilePalette = worldHeader->getTilePalette();
 
@@ -102,6 +106,8 @@ bool World::saveMap(const std::string& fileName) const {
 }
 
 void World::tick(std::uint64_t delta) {
+    if (m_Game->getGameState() != GameState::Game) return;
+
     tickMobs(delta);
     for (TowerPtr tower : m_Towers) {
         tower->tick(delta, this);
@@ -215,17 +221,6 @@ bool World::CanPlaceBigTower(const glm::vec2& worldPos, PlayerID playerID) const
     return false;
 }
 
-void World::OnMobDie(Mob* mob) {
-    if (mob->OnDeath(this)) { // check if the mob is actually dead (slimes ...)
-        //reward players
-        Player* sender = m_Game->getPlayerById(mob->getSender());
-        sender->addExp(mob->getStats()->getExpReward());
-
-        Player* killer = m_Game->getPlayerById(mob->getLastDamageTower()->getBuilder());
-        killer->addGold(mob->getStats()->getMoneyCost());
-    }
-}
-
 void World::cleanDeadMobs() {
     // safely remove mobs when unused
     for (std::size_t i = 0; i < m_Mobs.size(); i++) {
@@ -289,7 +284,7 @@ void World::OnExplosion(utils::shape::Circle explosion, float centerDamage, Towe
 void World::OnMobCastleDamage(Mob* damager, TeamCastle* enemyCastle, float damage) {
     enemyCastle->damage(damage);
     if (enemyCastle->getLife() <= 0) {
-        // TODO: a team has won
+        m_Game->notifyListeners(&GameListener::OnGameEnd);
     }
 }
 
@@ -328,5 +323,9 @@ const Player* World::getPlayerById(PlayerID id) const {
     return m_Game->getPlayerById(id);
 }
 
+const TeamList& World::getTeams() const {
+    return m_Game->getTeams();
+}
+
 } // namespace game
 } // namespace td

src/game/client/Client.cpp

@@ -40,13 +40,19 @@ void Client::tick(std::uint64_t delta) {
     m_Connected = m_Connexion.updateSocket();
     if (!m_Connected) {
         std::cout << "Disconnected ! (Reason : " << m_Connexion.getDisconnectReason() << ")\n";
+        reset();
     } else {
-        m_Game.tick(delta);
+        m_Game->tick(delta);
     }
 }
 
 void Client::render() {
-    m_Game.renderWorld();
+    m_Game->renderWorld();
+}
+
+void Client::reset() {
+    m_Game.reset(0);
+    m_Game = std::make_unique<ClientGame>(this);
 }
 
 void Client::sendMobs(const std::vector<protocol::MobSend>& mobSends) {

src/game/client/ClientConnexion.cpp

@@ -4,7 +4,7 @@
 namespace td {
 namespace client {
 
-ClientConnexion::ClientConnexion() : Connexion(&m_Dispatcher) {
+ClientConnexion::ClientConnexion() : Connexion(&m_Dispatcher), m_ServerTPS(0) {
     registerHandlers();
 }
 

src/game/client/ClientGame.cpp

@@ -93,6 +93,7 @@ void ClientGame::HandlePacket(const protocol::UpdateMoneyPacket* packet) {
 
 void ClientGame::HandlePacket(const protocol::DisconnectPacket* packet) {
     m_GameState = game::GameState::Disconnected;
+    m_Renderer->setBackgroundColor({ 0, 0, 0 });
 }
 
 void ClientGame::HandlePacket(const protocol::WorldDataPacket* packet) {

src/game/client/WorldClient.cpp

@@ -13,10 +13,17 @@ WorldClient::WorldClient(ClientGame* game) : game::World(game), protocol::Packet
     GetDispatcher()->RegisterHandler(protocol::PacketType::SpawnMob, this);
     GetDispatcher()->RegisterHandler(protocol::PacketType::UpgradeTower, this);
     GetDispatcher()->RegisterHandler(protocol::PacketType::RemoveTower, this);
+    GetDispatcher()->RegisterHandler(protocol::PacketType::UpdateCastleLife, this);
+    GetDispatcher()->RegisterHandler(protocol::PacketType::UpdateMobStates, this);
 }
 
 void WorldClient::HandlePacket(const protocol::WorldBeginDataPacket* packet) {
     loadMap(packet);
+    if (m_Game->getGameState() == game::GameState::Game) {
+        const game::Color& backgroundColor = getBackgroundColor();
+        m_Game->getRenderer()->setBackgroundColor({ static_cast<float>(backgroundColor.r / 255.0f), static_cast<float>(backgroundColor.g / 255.0f),
+            static_cast<float>(backgroundColor.b / 255.0f) });
+    }
 }
 
 void WorldClient::HandlePacket(const protocol::WorldDataPacket* packet) {
@@ -48,5 +55,22 @@ void WorldClient::HandlePacket(const protocol::RemoveTowerPacket* packet) {
     }
 }
 
+void WorldClient::HandlePacket(const protocol::UpdateMobStatesPacket* packet) {
+    for (auto mobState : packet->getMobStates()) {
+        game::MobID mobId = mobState.getMobId();
+        auto it = std::find_if(getMobList().begin(), getMobList().end(), [mobId](game::MobPtr mob) { return mob->getMobID() == mobId; });
+        if (it != getMobList().end()) {
+            game::MobPtr& mob = *it;
+            mob->setCenter(mobState.getMobPosition());
+            mob->setDirection(mobState.getMobDirection());
+            mob->setHealth(mobState.getMobLife());
+        }
+    }
+}
+
+void WorldClient::HandlePacket(const protocol::UpdateCastleLifePacket* packet) {
+    getTeam(packet->getTeamColor()).getCastle().setLife(packet->getCastleLife());
+}
+
 } // namespace client
 } // namespace td

src/game/server/Lobby.cpp

@@ -37,10 +37,8 @@ void Lobby::tick() {
         return;
 
     if (utils::getTime() - m_StartTimerTime >= LobbyWaitingTime) {
-        protocol::UpdateGameStatePacket packet(game::GameState::Game);
+        m_Server->getGame().notifyListeners(&game::GameListener::OnGameBegin);
-        m_Server->broadcastPacket(&packet);
         m_GameStarted = true;
-        m_Server->lauchGame();
         return;
     }
 

src/game/server/Server.cpp

@@ -9,8 +9,9 @@ Server::Server(const std::string& worldFilePath) : m_ServerRunning(false) {
     m_Game.getWorld()->loadMapFromFile(worldFilePath);
 }
 
-void Server::lauchGame() {
+Server::~Server() {
-    m_Game.startGame();
+    if (m_Thread.joinable())
+        m_Thread.join();
 }
 
 void Server::startThread() {
@@ -29,13 +30,16 @@ void Server::startThread() {
             }
 
         }
+        clean();
         });
 }
 
+void Server::close() {
+    stopThread();
+}
+
 void Server::stopThread() {
     m_ServerRunning = false;
-    if (m_Thread.joinable())
-        m_Thread.join();
 }
 
 bool Server::start(std::uint16_t port) {
@@ -54,19 +58,24 @@ bool Server::start(std::uint16_t port) {
     return true;
 }
 
-void Server::stop() {
+void Server::clean() {
-    if (!m_ServerRunning)
-        return;
-    stopThread();
-
-    protocol::DisconnectPacket packet("Server closed");
-    broadcastPacket(&packet);
-
     m_Listener.close();
     m_Listener.destroy();
 
     m_Connections.clear();
     getPlayers().clear();
+
+    std::cout << "Server successfully stopped !\n";
+}
+
+void Server::stop() {
+    if (!m_ServerRunning)
+        return;
+
+    protocol::DisconnectPacket packet("Server closed");
+    broadcastPacket(&packet);
+
+    stopThread();
 }
 
 void Server::tick(std::uint64_t delta) {

src/game/server/ServerGame.cpp

@@ -4,14 +4,22 @@
 namespace td {
 namespace server {
 
-ServerGame::ServerGame(server::Server* server) : game::Game(&m_ServerWorld), m_Server(server), m_ServerWorld(server, this) {
+ServerGame::ServerGame(server::Server* server) : game::Game(&m_ServerWorld), m_Server(server), m_ServerWorld(server, this),
-
+m_GoldMineTimer{ 1000, std::bind(&ServerGame::updateGoldMines, this) },
+m_MobStatesTimer{ 5000, std::bind(&ServerGame::updateMobStates, this) },
+m_EndGameCooldown{ 1000 * 10 } {
+    bindListener(this);
 }
 
 void ServerGame::tick(std::uint64_t delta) {
     if (m_GameState == game::GameState::Game) {
         Game::tick(delta);
+        m_MobStatesTimer.update(delta);
         updatePlayerStats();
+    } else if (m_GameState == game::GameState::EndGame) {
+        if (m_EndGameCooldown.update(delta)) {
+            notifyListeners(&game::GameListener::OnGameClose);
+        }
     }
 }
 
@@ -51,6 +59,14 @@ void ServerGame::updateGoldMines() {
     }
 }
 
+void ServerGame::updateMobStates() {
+    protocol::UpdateMobStatesPacket packet;
+    for (auto mob : m_World->getMobList()) {
+        packet.addMobState({ mob->getMobID(), mob->getCenter(), mob->getHealth(), mob->getDirection() });
+    }
+    m_Server->broadcastPacket(&packet);
+}
+
 void ServerGame::balanceTeams() {
     for (auto& playerInfo : Game::m_Players) {
         game::Player& player = playerInfo.second;
@@ -70,5 +86,31 @@ void ServerGame::balanceTeams() {
     }
 }
 
+void ServerGame::OnGameStateUpdate(game::GameState newState) {
+    setGameState(newState);
+    protocol::UpdateGameStatePacket packet(newState);
+    m_Server->broadcastPacket(&packet);
+}
+
+void ServerGame::OnGameBegin() {
+    notifyListeners(&game::GameListener::OnGameStateUpdate, game::GameState::Game);
+    startGame();
+}
+
+void ServerGame::OnGameEnd() {
+    notifyListeners(&game::GameListener::OnGameStateUpdate, game::GameState::EndGame);
+    m_EndGameCooldown.applyCooldown();
+}
+
+void ServerGame::OnGameClose() {
+    notifyListeners(&game::GameListener::OnGameStateUpdate, game::GameState::Closed);
+    // Disconnect clients
+    protocol::DisconnectPacket packet("Game finished");
+    m_Server->broadcastPacket(&packet);
+
+    // Closing server
+    m_Server->close();
+}
+
 } // namespace game
 } // namespace td

src/game/server/ServerWorld.cpp

@@ -37,8 +37,8 @@ void ServerWorld::spawnMobs(game::MobType type, std::uint8_t level, game::Player
         float minSpawnY = spawnCenterY - spawnHeight / 2.0f + mobSize.y / 2.0f;
         float maxSpawnY = spawnCenterY + spawnHeight / 2.0f - mobSize.y / 2.0f;
 
-        float mobX = utils::getRandomReal<float>(minSpawnX, maxSpawnX);
+        float mobX = utils::getRandomReal<float>(minSpawnX + MobSpawnBorder, maxSpawnX - MobSpawnBorder);
-        float mobY = utils::getRandomReal<float>(minSpawnY, maxSpawnY);
+        float mobY = utils::getRandomReal<float>(minSpawnY + MobSpawnBorder, maxSpawnY - MobSpawnBorder);
 
         spawnMobAt(m_CurrentMobID, type, level, sender, mobX, mobY, enemyMobSpawn->getDirection());
 
@@ -55,5 +55,24 @@ game::TowerPtr ServerWorld::placeTowerAt(game::TowerType type, std::int32_t x, s
     return tower;
 }
 
+void ServerWorld::OnMobDie(game::Mob* mob) {
+    if (mob->OnDeath(this)) { // check if the mob is actually dead (slimes ...)
+        //reward players
+        game::Player* sender = m_Game->getPlayerById(mob->getSender());
+        sender->addExp(mob->getStats()->getExpReward());
+
+        game::Player* killer = m_Game->getPlayerById(mob->getLastDamageTower()->getBuilder());
+        killer->addGold(mob->getStats()->getMoneyCost());
+    }
+}
+
+void ServerWorld::OnMobCastleDamage(game::Mob* damager, game::TeamCastle* enemyCastle, float damage) {
+    // calling base class event
+    World::OnMobCastleDamage(damager, enemyCastle, damage);
+
+    protocol::UpdateCastleLifePacket packet(enemyCastle->getLife(), enemyCastle->getTeam()->getColor());
+    m_Server->broadcastPacket(&packet);
+}
+
 } // namespace server
 } // namespace td

src/protocol/PacketFactory.cpp

@@ -31,6 +31,8 @@ static std::map<PacketType, PacketCreator> packets = {
     {PacketType::RemoveTower,       []() -> PacketPtr {return std::make_unique<RemoveTowerPacket>(); } },
     {PacketType::SendMobs,          []() -> PacketPtr {return std::make_unique<SendMobsPacket>(); } },
     {PacketType::UpgradeTower,      []() -> PacketPtr {return std::make_unique<UpgradeTowerPacket>(); } },
+    {PacketType::UpdateCastleLife,  []() -> PacketPtr {return std::make_unique<UpdateCastleLifePacket>(); } },
+    {PacketType::UpdateMobStates,   []() -> PacketPtr {return std::make_unique<UpdateMobStatesPacket>(); } },
 };
 
 PacketPtr createPacket(PacketType type, DataBuffer& buffer) {

src/protocol/Protocol.cpp

@@ -91,14 +91,16 @@ DataBuffer WorldBeginDataPacket::SerializeCustom() const {
 
     memcpy((std::uint8_t*)data.data() + bufferSize, decoTilePalette.data(), decoTilePalette.size() * sizeof(game::Color));
 
+    data << m_Header.m_Background;
+
     const game::Spawn& redSpawn = m_Header.m_RedSpawn, blueSpawn = m_Header.m_BlueSpawn;
     const game::TeamCastle& redCastle = m_Header.m_RedCastle, blueCastle = m_Header.m_BlueCastle;
 
-    data << redSpawn << redCastle;
+    data << redSpawn << static_cast<utils::shape::Rectangle>(redCastle);
-    data << blueSpawn << blueCastle;
+    data << blueSpawn << static_cast<utils::shape::Rectangle>(blueCastle);
 
     // tile palette
-    data << m_Header.m_TilePalette.size();
+    data << static_cast<std::uint64_t>(m_Header.m_TilePalette.size());
 
     for (game::TilePtr tile : m_Header.m_TilePalette) {
         data << tile;
@@ -123,14 +125,16 @@ DataBuffer WorldBeginDataPacket::Serialize() const {
 
     memcpy((std::uint8_t*)data.data() + bufferSize, decoTilePalette.data(), decoTilePalette.size() * sizeof(game::Color));
 
+    data << m_Header.m_World->getBackgroundColor();
+
     const game::Spawn& redSpawn = m_Header.m_World->getRedTeam().getSpawn(), blueSpawn = m_Header.m_World->getBlueTeam().getSpawn();
     const game::TeamCastle& redCastle = m_Header.m_World->getRedTeam().getCastle(), blueCastle = m_Header.m_World->getBlueTeam().getCastle();
 
-    data << redSpawn << redCastle;
+    data << redSpawn << static_cast<utils::shape::Rectangle>(redCastle);
-    data << blueSpawn << blueCastle;
+    data << blueSpawn << static_cast<utils::shape::Rectangle>(blueCastle);
 
     // tile palette
-    data << m_Header.m_World->getTilePalette().size();
+    data << static_cast<std::uint64_t>(m_Header.m_World->getTilePalette().size());
 
     for (game::TilePtr tile : m_Header.m_World->getTilePalette()) {
         data << tile;
@@ -155,8 +159,15 @@ void WorldBeginDataPacket::Deserialize(DataBuffer& data) {
 
     data.SetReadOffset(data.GetReadOffset() + decoPalletteSizeByte);
 
-    data >> m_Header.m_RedSpawn >> m_Header.m_RedCastle;
+    data >> m_Header.m_Background;
-    data >> m_Header.m_BlueSpawn >> m_Header.m_BlueCastle;
+
+    utils::shape::Rectangle redCastle, blueCastle;
+
+    data >> m_Header.m_RedSpawn >> redCastle;
+    data >> m_Header.m_BlueSpawn >> blueCastle;
+
+    m_Header.m_RedCastle.setShape(redCastle);
+    m_Header.m_BlueCastle.setShape(blueCastle);
 
     std::uint64_t tilePaletteSize;
     data >> tilePaletteSize;
@@ -524,6 +535,34 @@ void UpgradeTowerPacket::Deserialize(DataBuffer& data) {
     data >> m_TowerID >> m_TowerLevel;
 }
 
+DataBuffer UpdateCastleLifePacket::Serialize() const {
+    DataBuffer data;
+    data << getID() << m_CastleLife << m_Team;
+    return data;
+}
+
+void UpdateCastleLifePacket::Deserialize(DataBuffer& data) {
+    data >> m_CastleLife >> m_Team;
+}
+
+DataBuffer UpdateMobStatesPacket::Serialize() const {
+    DataBuffer data;
+    data << getID() << static_cast<std::uint64_t>(m_MobStates.size());
+    for (auto mobState : m_MobStates) {
+        data << mobState;
+    }
+    return data;
+}
+
+void UpdateMobStatesPacket::Deserialize(DataBuffer& data) {
+    std::uint64_t mobCount;
+    data >> mobCount;
+    m_MobStates.resize(mobCount);
+    for (std::uint64_t mobIndex = 0; mobIndex < mobCount; mobIndex++) {
+        data >> m_MobStates[mobIndex];
+    }
+}
+
 REGISTER_DISPATCH_CLASS(PlayerLoginPacket);
 REGISTER_DISPATCH_CLASS(WorldBeginDataPacket);
 REGISTER_DISPATCH_CLASS(WorldDataPacket);
@@ -546,6 +585,8 @@ REGISTER_DISPATCH_CLASS(WorldAddTowerPacket);
 REGISTER_DISPATCH_CLASS(RemoveTowerPacket);
 REGISTER_DISPATCH_CLASS(SendMobsPacket);
 REGISTER_DISPATCH_CLASS(UpgradeTowerPacket);
+REGISTER_DISPATCH_CLASS(UpdateCastleLifePacket);
+REGISTER_DISPATCH_CLASS(UpdateMobStatesPacket);
 
 } // namespace protocol
 } // namespace td

src/render/Renderer.cpp

@@ -17,7 +17,7 @@
 namespace td {
 namespace render {
 
-Renderer::Renderer() {
+Renderer::Renderer() : m_BackgroundColor(0, 0, 0) {
 
 }
 
@@ -86,7 +86,7 @@ void Renderer::updateIsometricFade() {
 
 void Renderer::prepare() {
     glClear(GL_COLOR_BUFFER_BIT);
-    glClearColor(0, 0, 0, 0);
+    glClearColor(m_BackgroundColor.r, m_BackgroundColor.g, m_BackgroundColor.b, 0);
     updateIsometricFade();
 }
 

src/render/WorldRenderer.cpp

@@ -37,7 +37,8 @@ WorldRenderer::WorldRenderer(game::World* world, client::ClientGame* client) : m
     m_Renderer->setCamMovement({});
     m_TowerPlacePopup = std::make_unique<gui::TowerPlacePopup>(m_Client->getClient());
     m_MobTooltip = std::make_unique<gui::MobTooltip>(m_Client->getClient());
-    m_Client->getWorld().getWorldNotifier().bindListener(this);
+    m_CastleTooltip = std::make_unique<gui::CastleTooltip>(m_Client->getClient());
+    m_Client->getWorldClient().getWorldNotifier().bindListener(this);
 }
 
 void WorldRenderer::updateCursorPos() {
@@ -100,6 +101,8 @@ void WorldRenderer::renderTowers() const {
 void WorldRenderer::renderTileSelect() const {
     if (ImGui::IsAnyItemHovered()) return;
 
+    if(m_MobTooltip->isShown() || m_CastleTooltip->isShown()) return;
+
     Renderer::Model tileSelectModel;
     tileSelectModel.vao = m_SelectTileVao.get();
     tileSelectModel.positon = { (int)m_CursorPos.x, (int)m_CursorPos.y };
@@ -119,7 +122,7 @@ void WorldRenderer::render() {
     renderMobs();
     renderTowers();
     renderTileSelect();
-    renderMobTooltip();
+    renderTooltips();
     renderPopups();
     detectClick();
 }
@@ -128,6 +131,11 @@ WorldRenderer::~WorldRenderer() {
 
 }
 
+void WorldRenderer::renderTooltips() const {
+    renderMobTooltip();
+    renderCastleTooltip();
+}
+
 void WorldRenderer::moveCam(float relativeX, float relativeY, float aspectRatio) {
     if (m_WorldVao == nullptr)
         return;
@@ -245,6 +253,13 @@ void WorldRenderer::renderMobTooltip() const {
     m_MobTooltip->render();
 }
 
+void WorldRenderer::renderCastleTooltip() const {
+    if (ImGui::IsAnyItemHovered()) return;
+
+    detectCastleHovering();
+    m_CastleTooltip->render();
+}
+
 void WorldRenderer::detectMobHovering() const {
     glm::vec2 cursorWorldPos = getCursorWorldPos();
     for (game::MobPtr mob : m_World->getMobList()) {
@@ -256,6 +271,17 @@ void WorldRenderer::detectMobHovering() const {
     m_MobTooltip->setMob(nullptr);
 }
 
+void WorldRenderer::detectCastleHovering() const {
+    glm::vec2 cursorWorldPos = getCursorWorldPos();
+    for (const game::Team& team : m_World->getTeams()) {
+        if (team.getCastle().collidesWith({ cursorWorldPos.x, cursorWorldPos.y })) {
+            m_CastleTooltip->setCastle(&team.getCastle());
+            return;
+        }
+    }
+    m_CastleTooltip->setCastle(nullptr);
+}
+
 void WorldRenderer::OnTowerAdd(game::TowerPtr tower) {
     WorldLoader::RenderData renderData = WorldLoader::loadTowerModel(tower);
     m_TowersCache.addData(tower->getID(), renderData.positions, renderData.colors);

src/render/gui/CastleTooltip.cpp

@@ -0,0 +1,27 @@
+#include "render/gui/CastleTooltip.h"
+#include "render/gui/imgui/imgui.h"
+
+#include "render/WorldRenderer.h"
+
+#include "game/client/Client.h"
+
+namespace td {
+namespace gui {
+
+CastleTooltip::CastleTooltip(client::Client* client) : GuiWidget(client) {
+
+}
+
+void CastleTooltip::render() {
+    if (m_Castle == nullptr) return;
+
+    ImGui::BeginTooltip();
+    ImGui::PushStyleColor(ImGuiCol_Text, render::WorldRenderer::getImGuiTeamColor(m_Castle->getTeam()->getColor()));
+    ImGui::Text("Castle : ");
+    ImGui::PopStyleColor();
+    ImGui::Text("\tCastle HP : %i/%i", static_cast<int>(m_Castle->getLife()), game::TeamCastle::CastleMaxLife);
+    ImGui::EndTooltip();
+}
+
+} // namespace gui
+} // namespace td

src/render/gui/GameMenu.cpp

@@ -14,6 +14,8 @@ GameMenu::GameMenu(client::Client* client) : GuiWidget(client), m_SummonMenu(std
 }
 
 void GameMenu::render() {
+    if(!m_Client->isConnected()) return;
+
     if (getClient()->getGame().getGameState() == td::game::GameState::Lobby) {
         ImGui::Begin("Lobby");
 

src/render/gui/MainMenu.cpp

@@ -18,6 +18,12 @@ MainMenu::~MainMenu() {
 }
 
 void MainMenu::render() {
+    if (m_Server != nullptr && !m_Server->isRunning()) {
+        m_Server.reset(0); // destroying server if it stoped
+    }
+
+    if(m_Client->isConnected()) return;
+
     ImGui::Begin("Main Menu");
     if (ImGui::Button("Rejoindre une partie##join")) {
         ImGui::OpenPopup("Rejoindre une partie##join_popup");

src/render/gui/TowerGui.cpp

@@ -22,10 +22,10 @@ namespace td {
 namespace render {
 
 void TowerGui::initWidgets() {
-    m_MainMenu = std::make_unique<td::gui::MainMenu>(m_Client.get());
+    m_GuiManager.addWidget(std::make_unique<td::gui::MainMenu>(m_Client.get()));
-    m_GameMenu = std::make_unique<td::gui::GameMenu>(m_Client.get());
+    m_GuiManager.addWidget(std::make_unique<td::gui::GameMenu>(m_Client.get()));
-    m_FrameMenu = std::make_unique<td::gui::FrameMenu>(m_Client.get());
+    m_GuiManager.addWidget(std::make_unique<td::gui::FrameMenu>(m_Client.get()));
-    m_UpdateMenu = std::make_unique<td::gui::UpdateMenu>(m_Client.get());
+    m_GuiManager.addWidget(std::make_unique<td::gui::UpdateMenu>(m_Client.get()));
 }
 
 TowerGui::TowerGui(SDL_Window* sdl_window, SDL_GLContext glContext, td::render::Renderer* renderer) : m_Window(sdl_window),
@@ -69,13 +69,8 @@ void TowerGui::render() {
     beginFrame();
 
     m_Client->render();
-    if (m_Client->isConnected())
-        m_GameMenu->render();
-    else
-        m_MainMenu->render();
 
-    m_FrameMenu->render();
+    m_GuiManager.renderWidgets();
-    m_UpdateMenu->render();
 
     endFrame();
 }

src/render/shaders/EntityShader.cpp

@@ -1,10 +1,3 @@
-/*
- * EntityShader.cpp
- *
- *  Created on: 4 nov. 2020
- *      Author: simon
- */
-
 #include "render/shaders/EntityShader.h"
 
 #ifdef __ANDROID__