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path: root/src/net/playerhandler.cpp
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/*
 *  The Mana World
 *  Copyright 2004 The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  The Mana World is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  The Mana World is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with The Mana World; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  $Id: playerhandler.cpp 4190 2008-04-26 17:37:03Z peaveydk $
 */

#include "playerhandler.h"

#include "messagein.h"
#include "protocol.h"

#include "../engine.h"
#include "../localplayer.h"
#include "../log.h"
#include "../npc.h"
#include "../utils/tostring.h"

#include "../gui/buy.h"
#include "../gui/chat.h"
#include "../gui/gui.h"
#include "../gui/npclistdialog.h"
#include "../gui/npc_text.h"
#include "../gui/ok_dialog.h"
#include "../gui/sell.h"
#include "../gui/skill.h"
#include "../gui/viewport.h"

// TODO Move somewhere else
OkDialog *weightNotice = NULL;
OkDialog *deathNotice = NULL;

extern NpcListDialog *npcListDialog;
extern NpcTextDialog *npcTextDialog;
extern BuyDialog *buyDialog;
extern SellDialog *sellDialog;
extern Window *buySellDialog;

static const int MAP_TELEPORT_SCROLL_DISTANCE = 8; /* Max. distance we are willing to scroll after a teleport;
                                                    * everything beyond will reset the port hard. */

/**
 * Listener used for handling the overweigth message.
 */
// TODO Move somewhere else
namespace {
    struct WeightListener : public gcn::ActionListener
    {
        void action(const gcn::ActionEvent &event)
        {
            weightNotice = NULL;
        }
    } weightListener;
}

/**
 * Listener used for handling death message.
 */
// TODO Move somewhere else
namespace {
    struct DeathListener : public gcn::ActionListener
    {
        void action(const gcn::ActionEvent &event)
        {
            player_node->revive();
            deathNotice = NULL;
            npcListDialog->setVisible(false);
            npcTextDialog->setVisible(false);
            buyDialog->setVisible(false);
            sellDialog->setVisible(false);
            buySellDialog->setVisible(false);
            current_npc = 0;
        }
    } deathListener;
}

PlayerHandler::PlayerHandler()
{
    static const Uint16 _messages[] = {
        SMSG_WALK_RESPONSE,
        SMSG_PLAYER_WARP,
        SMSG_PLAYER_STAT_UPDATE_1,
        SMSG_PLAYER_STAT_UPDATE_2,
        SMSG_PLAYER_STAT_UPDATE_3,
        SMSG_PLAYER_STAT_UPDATE_4,
        SMSG_PLAYER_STAT_UPDATE_5,
        SMSG_PLAYER_STAT_UPDATE_6,
        SMSG_PLAYER_ARROW_MESSAGE,
        0
    };
    handledMessages = _messages;
}

void PlayerHandler::handleMessage(MessageIn *msg)
{
    switch (msg->getId())
    {
        case SMSG_WALK_RESPONSE:
            /*
             * This client assumes that all walk messages succeed,
             * and that the server will send a correction notice
             * otherwise.
             */
            break;

        case SMSG_PLAYER_WARP:
            {
                std::string mapPath = msg->readString(16);
                bool nearby;
                Uint16 x = msg->readInt16();
                Uint16 y = msg->readInt16();

                logger->log("Warping to %s (%d, %d)", mapPath.c_str(), x, y);

                /*
                 * We must clear the local player's target *before* the call
                 * to changeMap, as it deletes all beings.
                 */
                player_node->stopAttack();

                nearby = (engine->getCurrentMapName() == mapPath);
                // Switch the actual map, deleting the previous one
                engine->changeMap(mapPath);

                current_npc = 0;

                float scrollOffsetX = 0.0f;
                float scrollOffsetY = 0.0f;

                /* Scroll if neccessary */
                if (!nearby
                    || (abs(x - player_node->mX) > MAP_TELEPORT_SCROLL_DISTANCE)
                    || (abs(y - player_node->mY) > MAP_TELEPORT_SCROLL_DISTANCE)) 
                {
                    scrollOffsetX = (x - player_node->mX) * 32;
                    scrollOffsetY = (y - player_node->mY) * 32;
                }

                player_node->setAction(Being::STAND);
                player_node->mFrame = 0;
                player_node->mX = x;
                player_node->mY = y;

                logger->log("Adjust scrolling by %d:%d", (int)scrollOffsetX, (int)scrollOffsetY);

                viewport->scrollBy(scrollOffsetX, scrollOffsetY);
            }
            break;

        case SMSG_PLAYER_STAT_UPDATE_1:
            {
                Sint16 type = msg->readInt16();
                Uint32 value = msg->readInt32();

                switch (type)
                {
                    //case 0x0000:
                    //    player_node->setWalkSpeed(msg->readInt32());
                    //    break;
                    case 0x0005: player_node->mHp = value; break;
                    case 0x0006: player_node->mMaxHp = value; break;
                    case 0x0007: player_node->mMp = value; break;
                    case 0x0008: player_node->mMaxMp = value; break;
                    case 0x0009:
                                 player_node->mStatsPointsToAttribute = value;
                                 break;
                    case 0x000b: player_node->mLevel = value; break;
                    case 0x000c:
                                 player_node->mSkillPoint = value;
                                 skillDialog->update();
                                 break;
                    case 0x0018:
                                 if (value >= player_node->mMaxWeight / 2 &&
                                         player_node->mTotalWeight <
                                         player_node->mMaxWeight / 2)
                                 {
                                     weightNotice = new OkDialog("Message",
                                             "You are carrying more then half "
                                             "your weight. You are unable to "
                                             "regain health.");
                                     weightNotice->addActionListener(
                                             &weightListener);
                                 }
                                 player_node->mTotalWeight = value;
                                 break;
                    case 0x0019: player_node->mMaxWeight = value; break;
                    case 0x0029: player_node->ATK = value; break;
                    case 0x002b: player_node->MATK = value; break;
                    case 0x002d: player_node->DEF = value; break;
                    case 0x002e: player_node->DEF_BONUS = value; break;
                    case 0x002f: player_node->MDEF = value; break;
                    case 0x0031: player_node->HIT = value; break;
                    case 0x0032: player_node->FLEE = value; break;
                    case 0x0035: player_node->mAttackSpeed = value; break;
                    case 0x0037: player_node->mJobLevel = value; break;
                }

                if (player_node->mHp == 0 && deathNotice == NULL)
                {
                    static char const *const deadMsg[] =
                    {
                        "You are dead.",
                        "We regret to inform you that your character was killed in battle.",
                        "You are not that alive anymore.",
                        "The cold hands of the grim reaper are grabbing for your soul.",
                        "Game Over!",
                        "Insert coin to continue",
                        "No, kids. Your character did not really die. It... err... went to a better place.",
                        "Your plan of breaking your enemies weapon by bashing it with your throat failed.",
                        "I guess this did not run too well.",
                        "Do you want your possessions identified?", // Nethack reference
                        "Sadly, no trace of you was ever found...", // Secret of Mana reference
                        "Annihilated.", // Final Fantasy VI reference
                        "Looks like you got your head handed to you.", //Earthbound reference
                        "You screwed up again, dump your body down the tubes and get you another one.", // Leisure Suit Larry 1 Reference
                        "You're not dead yet. You're just resting.", // Monty Python reference from a couple of skits
                        "You are no more.",  // Monty Python reference from the dead parrot sketch starting now
                        "You have ceased to be.",
                        "You've expired and gone to meet your maker.",
                        "You're a stiff.",
                        "Bereft of life, you rest in peace.",
                        "If you weren't so animated, you'd be pushing up the daisies.",
                        "Your metabolic processes are now history.",
                        "You're off the twig.",
                        "You've kicked the bucket.",
                        "You've shuffled off your mortal coil, run down the curtain and joined the bleedin' choir invisibile.",
                        "You are an ex-player.",
                        "You're pining for the fjords." // Monty Python reference from the dead parrot sketch
                    };
                    std::string message(deadMsg[rand()%27]);

                    deathNotice = new OkDialog("Message", message);
                    deathNotice->addActionListener(&deathListener);
                    player_node->setAction(Being::DEAD);
                }
            }
            break;

        case SMSG_PLAYER_STAT_UPDATE_2:
            switch (msg->readInt16()) {
                case 0x0001:
                    player_node->setXp(msg->readInt32());
                    break;
                case 0x0002:
                    player_node->mJobXp = msg->readInt32();
                    break;
                case 0x0014: {
                        Uint32 curGp = player_node->mGp;
                        player_node->mGp = msg->readInt32();
                        if (player_node->mGp > curGp)
                            chatWindow->chatLog("You picked up " +
                                toString(player_node->mGp - curGp) + " GP",
                                BY_SERVER);
                    }
                    break;
                case 0x0016:
                    player_node->mXpForNextLevel = msg->readInt32();
                    break;
                case 0x0017:
                    player_node->mJobXpForNextLevel = msg->readInt32();
                    break;
            }
            break;

        case SMSG_PLAYER_STAT_UPDATE_3:
            {
                Sint32 type = msg->readInt32();
                Sint32 base = msg->readInt32();
                Sint32 bonus = msg->readInt32();
                Sint32 total = base + bonus;

                switch (type) {
                    case 0x000d: player_node->mAttr[LocalPlayer::STR] = total;
                                 break;
                    case 0x000e: player_node->mAttr[LocalPlayer::AGI] = total;
                                 break;
                    case 0x000f: player_node->mAttr[LocalPlayer::VIT] = total;
                                 break;
                    case 0x0010: player_node->mAttr[LocalPlayer::INT] = total;
                                 break;
                    case 0x0011: player_node->mAttr[LocalPlayer::DEX] = total;
                                 break;
                    case 0x0012: player_node->mAttr[LocalPlayer::LUK] = total;
                                 break;
                }
            }
            break;

        case SMSG_PLAYER_STAT_UPDATE_4:
            {
                Sint16 type = msg->readInt16();
                Sint8 fail = msg->readInt8();
                Sint8 value = msg->readInt8();

                if (fail != 1)
                    break;

                switch (type) {
                    case 0x000d: player_node->mAttr[LocalPlayer::STR] = value;
                                 break;
                    case 0x000e: player_node->mAttr[LocalPlayer::AGI] = value;
                                 break;
                    case 0x000f: player_node->mAttr[LocalPlayer::VIT] = value;
                                 break;
                    case 0x0010: player_node->mAttr[LocalPlayer::INT] = value;
                                 break;
                    case 0x0011: player_node->mAttr[LocalPlayer::DEX] = value;
                                 break;
                    case 0x0012: player_node->mAttr[LocalPlayer::LUK] = value;
                                 break;
                }
            }
            break;

        // Updates stats and status points
        case SMSG_PLAYER_STAT_UPDATE_5:
            player_node->mStatsPointsToAttribute = msg->readInt16();
            player_node->mAttr[LocalPlayer::STR] = msg->readInt8();
            player_node->mAttrUp[LocalPlayer::STR] = msg->readInt8();
            player_node->mAttr[LocalPlayer::AGI] = msg->readInt8();
            player_node->mAttrUp[LocalPlayer::AGI] = msg->readInt8();
            player_node->mAttr[LocalPlayer::VIT] = msg->readInt8();
            player_node->mAttrUp[LocalPlayer::VIT] = msg->readInt8();
            player_node->mAttr[LocalPlayer::INT] = msg->readInt8();
            player_node->mAttrUp[LocalPlayer::INT] = msg->readInt8();
            player_node->mAttr[LocalPlayer::DEX] = msg->readInt8();
            player_node->mAttrUp[LocalPlayer::DEX] = msg->readInt8();
            player_node->mAttr[LocalPlayer::LUK] = msg->readInt8();
            player_node->mAttrUp[LocalPlayer::LUK] = msg->readInt8();
            player_node->ATK       = msg->readInt16();  // ATK
            player_node->ATK_BONUS  = msg->readInt16();  // ATK bonus
            player_node->MATK      = msg->readInt16();  // MATK max
            player_node->MATK_BONUS = msg->readInt16();  // MATK min
            player_node->DEF       = msg->readInt16();  // DEF
            player_node->DEF_BONUS  = msg->readInt16();  // DEF bonus
            player_node->MDEF      = msg->readInt16();  // MDEF
            player_node->MDEF_BONUS = msg->readInt16();  // MDEF bonus
            player_node->HIT       = msg->readInt16();  // HIT
            player_node->FLEE      = msg->readInt16();  // FLEE
            player_node->FLEE_BONUS = msg->readInt16();  // FLEE bonus
            msg->readInt16();  // critical
            msg->readInt16();  // unknown
            break;

        case SMSG_PLAYER_STAT_UPDATE_6:
            switch (msg->readInt16()) {
                case 0x0020:
                    player_node->mAttrUp[LocalPlayer::STR] = msg->readInt8();
                    break;
                case 0x0021:
                    player_node->mAttrUp[LocalPlayer::AGI] = msg->readInt8();
                    break;
                case 0x0022:
                    player_node->mAttrUp[LocalPlayer::VIT] = msg->readInt8();
                    break;
                case 0x0023:
                    player_node->mAttrUp[LocalPlayer::INT] = msg->readInt8();
                    break;
                case 0x0024:
                    player_node->mAttrUp[LocalPlayer::DEX] = msg->readInt8();
                    break;
                case 0x0025:
                    player_node->mAttrUp[LocalPlayer::LUK] = msg->readInt8();
                    break;
            }
            break;

        case SMSG_PLAYER_ARROW_MESSAGE:
            {
                Sint16 type = msg->readInt16();

                switch (type) {
                    case 0:
                        chatWindow->chatLog("Equip arrows first",
                                             BY_SERVER);
                        break;
                    default:
                        logger->log("0x013b: Unhandled message %i", type);
                        break;
                }
            }
            break;
    }
}