/*
 *  $Id: console.cc,v 1.4 2002/09/19 00:18:43 aeneas Exp $
 *  Copyright (c) 2002, Dominik Schnitzer <dominik@schnitzer.at>
 *
 *  JFK - JFK Fucking Killerz, a massive multiplayer 2d shoot'em-up game
 *  http://relax.ath.cx/jfk/
 *
 *  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 2 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 Library General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include <deque>
#include <vector>
#include <sstream>
#include <iostream>
#include "console.h"
#include "font.h"
#include "clock.h"
#include "debug.h"

using namespace JFK::client;


console::console(output* outp, int maxlines) :
    fnt_g(outp, "console.png"),
    fnt_r(outp, "consoler.png"),
    fnt_y(outp, "consoley.png"),
    out(outp),
    plys(0),
    fpscount(0),
    fpstime(0),
    fpsstr(""),
    lines(maxlines),
    input_mode(CONSOLE_INPUTDONE),
    input_text("")
{
    /* Load the console font */
    highscore = out->load_image("font", "highscore.png", 0);
    cl.start();
}


console::~console()
{
    out->free_image(highscore);
}


void
console::add_log(string text)
{
    log.push_back(text);
    log_time.push_back(0);
    
    /* Remove messages ignoring the time, if there would be more messages
     * displayed than allowed (set in constructor */
    if (log_time.size() > lines)
        log_time.pop_front();
    
    /* Keep a log message limit too */
    if (log.size() > 400)
        log.pop_front();
}


void
console::set_input(string text, console_t where)
{
    input_mode = where;
    input_text = text;
}

void
console::set_players(vector<object*>* players)
{
    plys = *players;
}

void
console::draw()
{
    unsigned long       timediff = timer.diff();
    unsigned int        i_time = 0;
    /* The i_log variable is the index counter for the log messages (which
     * are stored longer and have a longer buffer) */
    unsigned int        i_log = log.size() - log_time.size();
    
    /* Check all log_time fields if the mssage should be shown, or deleted */
    while (i_time < log_time.size())
    {
        /* If the logtime of a log item has exceeded, remove it. ATTN: We
         * always remove the front item, cause it's the oldest item! It should
         * NEVER HAPPEN, that the front item is NOT the oldest log item... */
        log_time[i_time] += timediff;
        if (log_time[i_time] > DISPLAY_TIME)
            log_time.pop_front();
        else
        {
            /* If a log item isn't timed out yet, draw it and increase the
             * index for the logitems displayed */
            fnt_g.draw_text(5, 5 + i_time * fnt_g.get_height(), log[i_log]);
            i_time++;
        }
        i_log++;
    }
    
    /* Draw the Highscore */
    sort(plys.begin(), plys.end(), compare_score());
    int         y = 0;
    for (size_t i = 0; i < plys.size(); i++)
    {
        stringstream    sts;
        person*         ply = dynamic_cast<person*> (plys[i]);
        string          name(ply->name);
        
        name.resize(8);
        sts << (i + 1) << ". " << name << ":";
        out->draw_image(highscore, 530, y);
        if (i == 0)
            fnt_r.draw_text(540, y, sts.str());
        else
            fnt_g.draw_text(540, y, sts.str());
        
        sts.flush();
        sts.seekp(0);
        sts << ply->score << "/" << ply->deaths;
        fnt_g.draw_text(800 - fnt_g.get_textwidth(sts.str()), y, sts.str());
        
        y += fnt_g.get_height() + 1;
    }
    
    /* Draw the FPS */
    fpscount++;
    fpstime += cl.diff();
    
    if ((fpstime >= FPS_TIME) && (fpscount != 0))
    {
        double              fps = (fpscount * 1000000) / fpstime;
        stringstream        sts;

        sts << fps << " fps";
        fpsstr = sts.str();
        LOG((fpsstr.c_str()));
        
        fpscount = 0;
        fpstime = 0;
    }
    fnt_r.draw_text(800 - fnt_g.get_textwidth(fpsstr), y, fpsstr);

    /* Draw the input area of messages plus text, if available */
    if (input_mode != CONSOLE_INPUTDONE)
        fnt_g.draw_text(5, 485, input_text);
}