File indexing completed on 2024-04-21 04:03:16

 /*
     SPDX-FileCopyrightText: 2007 Paolo Capriotti <p.capriotti@gmail.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "controller.h"
 
 #include <KLocalizedString>
 
 #include "playerentity.h"
 #include "aientity.h"
 #include "networkentity.h"
 #include "seaview.h"
 #include "shot.h"
 #include "audioplayer.h"
 #include "ships.h"
 
 Controller::Controller(QObject* parent, AudioPlayer* audioPlayer, const BattleShipsConfiguration& battleShipsConfiguration)
 : QObject(parent)
 , m_shot(nullptr)
 , m_ready(0)
 , m_player(audioPlayer)
 , m_has_ai(false)
 , mBattleShipsConfiguration(battleShipsConfiguration)
 {
     m_ui = nullptr;
     m_sea = new Sea(this, battleShipsConfiguration);
 }
 
 PlayerEntity* Controller::createPlayer(Sea::Player player, SeaView* view,
                                               ChatWidget* chat, const QString& nick)
 {
     if (m_ui) {
         qCDebug(KNAVALBATTLE_LOG) << "Cannot create more than one human player";
         return nullptr;
     }
     PlayerEntity* entity = new PlayerEntity(player, m_sea, view, chat);
     entity->setNick(nick);
     m_ui = entity;
     setupEntity(m_ui);
     return entity;
 }
 
 AIEntity* Controller::createAI(Sea::Player player, SeaView* view)
 {
     qCDebug(KNAVALBATTLE_LOG) << "created ai entity";
     m_has_ai = true;
     AIEntity* e = new AIEntity(player, m_sea, view);
     e->setNick(i18n("Computer"));
     setupEntity(e);
 
     return e;
 }
 
 NetworkEntity* Controller::createRemotePlayer(Sea::Player player, SeaView* view, Protocol* protocol, bool client)
 {
     NetworkEntity* e = new NetworkEntity(player, m_sea, view, protocol, client);
     setupEntity(e);
     connect(e, &NetworkEntity::restartRequested, this, &Controller::restartRequested);
     if (client) {
         m_sea->switchTurn();
     }
     return e;
 }
 
 void Controller::setupEntity(Entity* entity)
 {
     entity->setParent(this);
 
     connect(entity, &Entity::shoot,
             this, &Controller::shoot, Qt::QueuedConnection);
     connect(entity, &Entity::ready,
             this, &Controller::ready);
     connect(entity, &Entity::shipsPlaced,
             this, &Controller::shipsPlaced);
     connect(entity, &Entity::chat,
             this, &Controller::receivedChat);
     connect(entity, &Entity::nickChanged,
             this, &Controller::nick);
     connect(entity, &Entity::compatibility,
             this, &Controller::compatibility);
     connect(entity, &Entity::gameOptionsInterchanged,
             this, &Controller::placing);
 
     for (Entity* e : std::as_const(m_entities)) {
         connect(e, &Entity::compatibility,
                 entity, &Entity::setCompatibilityLevel);
         connect(entity, &Entity::compatibility,
                 e, &Entity::setCompatibilityLevel);
 
         connect(e, &Entity::abortGame,
                 entity, &Entity::notifyAbort);
         connect(entity, &Entity::abortGame,
                 e, &Entity::notifyAbort);
         connect(e, &Entity::restartPlacingShips,
                 this, &Controller::restartPlacingShips);
         connect(e, &Entity::restartPlacingShips,
                 this, &Controller::notifyRestartPlacingShips);
     }
 
     m_entities.append(entity);
 }
 
 void Controller::setBattleShipsConfiguration(const BattleShipsConfiguration& battleConfiguration)
 {
     mBattleShipsConfiguration = battleConfiguration;
 }
 
 
 bool Controller::allPlayers() const
 {
     unsigned char bitmap = 0;
     for (Entity* entity : m_entities) {
         int player = entity->player();
         qCDebug(KNAVALBATTLE_LOG) << "found player" << player;
         bitmap |= (1 << player);    
     }
     
     qCDebug(KNAVALBATTLE_LOG) << "bitmap =" << (unsigned) bitmap;
     return bitmap == 3;
 }
 
 bool Controller::start(SeaView* view)
 {
     if (!allPlayers()) {
         return false;
     }
 
     if (!m_ui) {
         m_ui = new UIEntity(Sea::NO_PLAYER, m_sea, view);
         setupEntity(m_ui);
     }
 
     for (Entity* entity : std::as_const(m_entities)) {
         entity->notifyGameOptions();
     }
     
     for (Entity* source : std::as_const(m_entities)) {
         for (Entity* target : std::as_const(m_entities)) {
             if (source->player() != target->player() &&
                 !source->nick().isEmpty()) {
                 target->notifyNick(source->player(), source->nick());
             }
         }
     }
 
     return true;
 }
 
 void Controller::restart()
 {
     m_ready = 0;
     m_sea->clear(Sea::PLAYER_A);
     m_sea->clear(Sea::PLAYER_B);
 
     for (Entity* entity : std::as_const(m_entities)) {
         m_sea->clear(entity->player());
             Q_EMIT startPlacingShips(Sea::PLAYER_A);
             entity->startPlacing();
     }
 }
 
 
 // It is sure the entities has interchanged the GameOptions (if any)
 // when the opposite nick is received
 void Controller::placing()
 {
     for (Entity* entity : std::as_const(m_entities)) {
         entity->startPlacing();
     }
 }
 
 void Controller::shoot(int player, const Coord& c)
 {
     Entity* entity = findEntity(Sea::opponent(Sea::Player(player)));
     if (!entity) {
         qCDebug(KNAVALBATTLE_LOG) << "no entity!";
         return;
     }
 
     if (m_shot) {
         qCDebug(KNAVALBATTLE_LOG) << "shot in progress";
         // shot in progress
         return;
     }
 
     if (m_sea->status() == Sea::PLAYING) {
         entity->hit(m_shot = new Shot(this, Sea::Player(player), c)); // kind of CPS
     }
 }
 
 void Controller::finalizeShot(Sea::Player player, const Coord& c, const HitInfo& info)
 {
     if (info.type != HitInfo::INVALID) {
         // notify entities
         notify(player, c, info);
 
         // play sounds
         if (m_player) {
             m_player->play(player, info);
         }
 
         if (m_sea->status() == Sea::A_WINS) {
             finalizeGame(Sea::PLAYER_A);
         }
         else if (m_sea->status() == Sea::B_WINS) {
             finalizeGame(Sea::PLAYER_B);
         }
         else {
             Q_EMIT turnChanged(m_sea->turn());
         }
     }
     else {
         qCDebug(KNAVALBATTLE_LOG) << "illegal move" << c << "for player" << player;
     }
     
     delete m_shot;
     m_shot = nullptr;
 }
 
 void Controller::notify(Sea::Player player, const Coord& c, const HitInfo& info)
 {
     for (Entity* entity : std::as_const(m_entities)) {
         entity->notify(player, c, info);
         if (player == entity->player()) {
             entity->stats()->addInfo(info);
         }
     }
 }
 
 void Controller::shipsPlaced()
 {
     m_ready++;
     if (m_ready >= 2 )
     {
         for (Entity* entity : std::as_const(m_entities)) {
             entity->start();
         }
     }
 }
 
 
 void Controller::ready(int player)
 {
     m_ready++;
     for (Entity* entity : std::as_const(m_entities)) {
         entity->notifyReady(Sea::Player(player));
     }
     // when two entities are ready (ships placed and ready)
     // start all engines
     if (m_ready >= 4) {
         m_sea->startPlaying();
 
         for (Entity* entity : std::as_const(m_entities)) {
             entity->startPlaying();
         }
         Q_EMIT playerReady(-1);
     }
     else {
         Q_EMIT playerReady(player);
     }
 }
 
 void Controller::finalizeGame(Sea::Player winner)
 {
     // first, every entity will notify the other entity its ships
     for (Entity* entity : std::as_const(m_entities)) {
             entity->notifyShips(winner);
     }
     // then, it will notify the end of the game
     for (Entity* entity : std::as_const(m_entities)) {
         entity->notifyGameOver(winner);
     }
     Q_EMIT gameOver(winner);
 }
 
 void Controller::notifyRestartPlacingShips(Sea::Player player)
 {
     for (Entity* entity : std::as_const(m_entities)) {
         if (entity->player() == player) {
             entity->notifyRestartPlacing(player);
         }
     }
 }
 
 Entity* Controller::findEntity(Sea::Player player) const
 {
     for (Entity* entity : m_entities) {
         if (entity->player() == player) {
             return entity;
         }
     }
     
     return nullptr;
 }
 
 void Controller::receivedChat(const QString& text)
 {
     Entity* chat_sender = qobject_cast<Entity*>(sender());
     
     if (chat_sender) {    
         for (Entity* entity : std::as_const(m_entities)) {
             if (entity != chat_sender) {
                 qCDebug(KNAVALBATTLE_LOG) << "forwarding to" << entity->nick();
                 entity->notifyChat(chat_sender, text);
             }
         }
     }
 }
 
 void Controller::nick(int player, const QString& nick)
 {
     qCDebug(KNAVALBATTLE_LOG) << "controller: nick";
     for (Entity* entity : std::as_const(m_entities)) {
         if (entity->player() != Sea::Player(player)) {
             entity->notifyNick(Sea::Player(player), nick);
         }
     }
     Q_EMIT nickChanged(player, nick);
 }
 
 Sea::Player Controller::turn() const
 {
     return m_sea->turn();
 }
 
 bool Controller::hasAI() const
 {
     return m_has_ai;
 }
 
 #include "moc_controller.cpp"