/*
 * This file is part of the Colobot: Gold Edition source code
 * Copyright (C) 2001-2014, Daniel Roux, EPSITEC SA & TerranovaTeam
 * http://epsiteс.ch; http://colobot.info; http://github.com/colobot
 *
 * This program 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program. If not, see http://gnu.org/licenses
 */

/**
 * \file object/brain.h
 * \brief CBrain - dispatches commands to objects
 */

#pragma once


#include "common/event.h"
#include "common/misc.h"

#include "object/object.h"
#include "object/task/taskmanip.h"
#include "object/task/taskflag.h"
#include "object/task/taskshield.h"


class CObject;
class CPhysics;
class CMotion;
class CTaskManager;
class CScript;
class CRobotMain;
class CSoundInterface;

namespace Ui {
class CStudio;
class CInterface;
class CWindow;
}

namespace Gfx {
class CEngine;
class CTerrain;
class CWater;
class CCamera;
class CParticle;
} /* Gfx */


const int BRAINMAXSCRIPT = 10;



enum TraceOper
{
    TO_STOP         = 0,    // stop
    TO_ADVANCE      = 1,    // advance
    TO_RECEDE       = 2,    // back
    TO_TURN         = 3,    // rotate
    TO_PEN          = 4,    // color change
};

struct TraceRecord
{
    TraceOper   oper;
    float       param;
};



class CBrain
{
public:
    CBrain(CObject* object);
    ~CBrain();

    void        DeleteObject(bool bAll=false);

    void        SetPhysics(CPhysics* physics);
    void        SetMotion(CMotion* motion);

    bool        EventProcess(const Event &event);
    bool        CreateInterface(bool bSelect);

    bool        Write(char *line);
    bool        Read(char *line);

    bool        IsBusy();
    void        SetActivity(bool bMode);
    bool        GetActivity();
    bool        IsProgram();
    bool        ProgramExist(int rank);
    void        RunProgram(int rank);
    int         FreeProgram();
    int         GetProgram();
    void        StopProgram();
    void        StopTask();
    void        StopSecondaryTask();

    bool        IntroduceVirus();
    void        SetActiveVirus(bool bActive);
    bool        GetActiveVirus();

    void        SetScriptRun(int rank);
    int         GetScriptRun();
    void        SetScriptName(int rank, char *name);
    char*       GetScriptName(int rank);
    void        SetSoluceName(char *name);
    char*       GetSoluceName();
    bool        SendProgram(int rank, const char* buffer);

    bool        ReadSoluce(char* filename);
    bool        ReadProgram(int rank, const char* filename);
    bool        GetCompile(int rank);
    bool        WriteProgram(int rank, char* filename);
    bool        ReadStack(FILE *file);
    bool        WriteStack(FILE *file);

    Error       StartTaskTake();
    Error       StartTaskManip(TaskManipOrder order, TaskManipArm arm);
    Error       StartTaskFlag(TaskFlagOrder order, int rank);
    Error       StartTaskBuild(ObjectType type);
    Error       StartTaskSearch();
    Error       StartTaskTerraform();
    Error       StartTaskPen(bool down, int color);
    Error       StartTaskRecover();
    Error       StartTaskShield(TaskShieldMode mode);
    Error       StartTaskFire(float delay);
    Error       StartTaskFireAnt(Math::Vector impact);
    Error       StartTaskSpiderExplo();
    Error       StartTaskGunGoal(float dirV, float dirH);
    Error       StartTaskReset(Math::Vector goal, Math::Vector angle);

    void        UpdateInterface(float rTime);
    void        UpdateInterface();

protected:
    bool        EventFrame(const Event &event);

    void        StartEditScript(int rank, char* name);
    void        StopEditScript(bool bCancel);

    Error       EndedTask();

    void        GroundFlat();
    void        ColorFlag(int color);

    void        UpdateScript(Ui::CWindow *pw);
    int         GetSelScript();
    void        BlinkScript(bool bEnable);

    void        CheckInterface(Ui::CWindow *pw, EventType event, bool bState);
    void        EnableInterface(Ui::CWindow *pw, EventType event, bool bState);
    void        DeadInterface(Ui::CWindow *pw, EventType event, bool bState);
    void        DefaultEnter(Ui::CWindow *pw, EventType event, bool bState=true);

    void        TraceRecordStart();
    void        TraceRecordFrame();
    void        TraceRecordStop();
    bool        TraceRecordOper(TraceOper oper, float param);
    bool        TraceRecordPut(char *buffer, int max, TraceOper oper, float param);

protected:
    Gfx::CEngine*       m_engine;
    Gfx::CTerrain*      m_terrain;
    Gfx::CWater*        m_water;
    Gfx::CCamera*       m_camera;
    Gfx::CParticle*     m_particle;
    CObject*            m_object;
    CPhysics*           m_physics;
    CMotion*            m_motion;
    Ui::CInterface*     m_interface;
    CRobotMain*         m_main;
    Ui::CStudio*        m_studio;
    CSoundInterface*    m_sound;

    CTaskManager*       m_primaryTask;
    CTaskManager*       m_secondaryTask;

    CScript*            m_script[BRAINMAXSCRIPT];
    int                 m_selScript;        // rank of the selected script
    int                 m_program;      // rank of the executed program / ​​-1
    bool                m_bActivity;
    bool                m_bBurn;
    bool                m_bActiveVirus;

    int                 m_scriptRun;
    char                m_scriptName[BRAINMAXSCRIPT][50];
    char                m_soluceName[50];

    EventType           m_buttonAxe;
    EventType           m_manipStyle;
    EventType           m_defaultEnter;
    EventType           m_interfaceEvent[100];

    CObject*            m_antTarget;
    CObject*            m_beeBullet;
    float               m_beeBulletSpeed;
    Math::Vector        m_startPos;
    float               m_time;
    float               m_burnTime;
    float               m_lastUpdateTime;
    float               m_lastHumanTime;
    float               m_lastSpiderTime;
    float               m_lastWormTime;
    float               m_lastBulletTime;
    float               m_lastAlarmTime;
    int                 m_soundChannelAlarm;
    int                 m_flagColor;

    bool                m_bTraceRecord;
    TraceOper           m_traceOper;
    Math::Vector        m_tracePos;
    float               m_traceAngle;
    int                 m_traceColor;
    int                 m_traceRecordIndex;
    TraceRecord*        m_traceRecordBuffer;
};