/***************************************************************************

    file                 : pref.cpp
    created              : Sat Apr 29 16:51:03 CEST 2000
    copyright            : (C) 2000 by Eric Espie
    email                : torcs@free.fr
    version              : $Id: pref.cpp,v 1.19 2003/11/23 20:21:11 torcs Exp $

 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

/** @file   
    		
    @author	<a href=mailto:torcs@free.fr>Eric Espie</a>
    @version	$Id: pref.cpp,v 1.19 2003/11/23 20:21:11 torcs Exp $
*/

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>

#include <tgfclient.h>

#include <track.h>
#include <car.h>
#include <raceman.h>
#include <robottools.h>
#include <robot.h>
#include <playerpref.h>
#include <js.h>

#include "pref.h"
#include "human.h"

void	*PrefHdle;

/* int	Transmission; */

/* int	NbPitStopProg		= 0; */

/* int	ParamAsr		= 0;	 anti-slip accel  */
/* int	ParamAbs		= 1;	 anti-lock brake  */
/* int	RelButNeutral		= 0; */
/* int	SeqShftAllowNeutral	= 0; */
/* int	AutoReverse		= 0; */

tControlCmd	CmdControlRef[] = {
    {HM_ATT_UP_SHFT,    GFCTRL_TYPE_JOY_BUT,       0, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_DN_SHFT,    GFCTRL_TYPE_JOY_BUT,       1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_ASR_CMD,    GFCTRL_TYPE_JOY_BUT,       2, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_ABS_CMD,    GFCTRL_TYPE_JOY_BUT,       3, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_R,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_N,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_1,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_2,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_3,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_4,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_5,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_GEAR_6,     GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},

    {HM_ATT_THROTTLE,   GFCTRL_TYPE_JOY_AXIS, 1, HM_ATT_THROTTLE_MIN,   0.0, 0.0, HM_ATT_THROTTLE_MAX,   1.0, HM_ATT_THROTTLE_SENS, 1.0, HM_ATT_THROTTLE_POW, 2.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_BRAKE,      GFCTRL_TYPE_JOY_AXIS, 1, HM_ATT_BRAKE_MIN,      0.0, 0.0, HM_ATT_BRAKE_MAX,      1.0, HM_ATT_BRAKE_SENS,    1.0, HM_ATT_BRAKE_POW,    2.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_LEFTSTEER,  GFCTRL_TYPE_JOY_AXIS, 0, HM_ATT_LEFTSTEER_MIN,  0.0, 0.0, HM_ATT_LEFTSTEER_MAX,  1.0, HM_ATT_STEER_SENS,    2.0, HM_ATT_LEFTSTEER_POW,    1.0, HM_ATT_STEER_SPD, 0.0, HM_ATT_STEER_DEAD, 0.0},
    {HM_ATT_RIGHTSTEER, GFCTRL_TYPE_JOY_AXIS, 0, HM_ATT_RIGHTSTEER_MIN, 0.0, 0.0, HM_ATT_RIGHTSTEER_MAX, 1.0, HM_ATT_STEER_SENS,    2.0, HM_ATT_RIGHTSTEER_POW,    1.0, HM_ATT_STEER_SPD, 0.0, HM_ATT_STEER_DEAD, 0.0},
    {HM_ATT_LIGHT1_CMD, GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_CLUTCH,      GFCTRL_TYPE_JOY_AXIS, 1, HM_ATT_CLUTCH_MIN,      0.0, 0.0, HM_ATT_CLUTCH_MAX,      1.0, HM_ATT_CLUTCH_SENS,    1.0, HM_ATT_CLUTCH_POW,    2.0, NULL, 0.0, NULL, 0.0},
    {HM_ATT_SPDLIM_CMD,  GFCTRL_TYPE_NOT_AFFECTED, -1, NULL, 0.0, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0, NULL, 0.0}
};

const int nbCmdControl = sizeof(CmdControlRef) / sizeof(CmdControlRef[0]);

typedef struct
{
    char	*settings;
    char	*parmName;
} tCtrl;


static tCtrl	controlList[] = {
    {HM_SECT_JSPREF,    HM_VAL_JOYSTICK},
    {HM_SECT_KEYBPREF,  HM_VAL_KEYBOARD},
    {HM_SECT_MOUSEPREF, HM_VAL_MOUSE}
};
static const int nbControl = sizeof(controlList) / sizeof(controlList[0]);


char *Yn[] = {HM_VAL_YES, HM_VAL_NO};

/* int MouseControlUsed = 0; */

void
HmReadPrefs(int index)
{
    char	*prm;
    char	*defaultSettings;
    char	sstring[1024];
    int		cmd;
    float	tmp;
    tCtrlRef	*ref;
    int		i;
    int		idx = index - 1;
    tControlCmd	*cmdCtrl;

    HCtx[idx]->CmdControl = (tControlCmd *) calloc (nbCmdControl, sizeof (tControlCmd));
    cmdCtrl = HCtx[idx]->CmdControl;
    memcpy(cmdCtrl, CmdControlRef, nbCmdControl * sizeof (tControlCmd));

    sprintf(sstring, "%s%s", GetLocalDir(), HM_PREF_FILE);
    PrefHdle = GfParmReadFile(sstring, GFPARM_RMODE_REREAD | GFPARM_RMODE_CREAT);

    sprintf(sstring, "%s/%s/%d", HM_SECT_PREF, HM_LIST_DRV, index);
    prm = GfParmGetStr(PrefHdle, sstring, HM_ATT_TRANS, HM_VAL_AUTO);
    if (strcmp(prm, HM_VAL_AUTO) == 0) {
	HCtx[idx]->Transmission = 0;
    } else {
	HCtx[idx]->Transmission = 1;
    }

    /* Parameters Settings */
    prm = GfParmGetStr(PrefHdle, sstring, HM_ATT_ABS, Yn[HCtx[idx]->ParamAbs]);
    if (strcmp(prm, Yn[0]) == 0) {
	HCtx[idx]->ParamAbs = 1;
    } else {
	HCtx[idx]->ParamAbs = 0;
    }
    prm = GfParmGetStr(PrefHdle, sstring, HM_ATT_ASR, Yn[HCtx[idx]->ParamAsr]);
    if (strcmp(prm, Yn[0]) == 0) {
	HCtx[idx]->ParamAsr = 1;
    } else {
	HCtx[idx]->ParamAsr = 0;
    }

    prm = GfParmGetStr(PrefHdle, HM_SECT_PREF, HM_ATT_CONTROL, controlList[2].parmName);
    prm = GfParmGetStr(PrefHdle, sstring, HM_ATT_CONTROL, prm);
    for (i = 0; i < nbControl; i++) {
	if (!strcmp(prm, controlList[i].parmName)) {
	    break;
	}
    }
    if (i == nbControl) {
	i = 2;
    }
    if ((i == 0) && !joyPresent) {
	i = 2;
    }

    defaultSettings = controlList[i].settings;

    /* Command Settings */
    for (cmd = 0; cmd < nbCmdControl; cmd++) {
	prm = GfctrlGetNameByRef(cmdCtrl[cmd].type, cmdCtrl[cmd].val);
	prm = GfParmGetStr(PrefHdle, defaultSettings, cmdCtrl[cmd].name, prm);
	prm = GfParmGetStr(PrefHdle, sstring, cmdCtrl[cmd].name, prm);
	if (!prm || (strlen(prm) == 0)) {
	    cmdCtrl[cmd].type = GFCTRL_TYPE_NOT_AFFECTED;
	    GfOut("%s -> NONE (-1)\n", cmdCtrl[cmd].name);
	    continue;
	}
	ref = GfctrlGetRefByName(prm);
	cmdCtrl[cmd].type = ref->type;
	cmdCtrl[cmd].val = ref->index;
	GfOut("%s -> %s\n", cmdCtrl[cmd].name, prm);

	if (cmdCtrl[cmd].minName) {
	    cmdCtrl[cmd].min = (float)GfParmGetNum(PrefHdle, defaultSettings, cmdCtrl[cmd].minName, (char*)NULL, (tdble)cmdCtrl[cmd].min);
	    cmdCtrl[cmd].min = cmdCtrl[cmd].minVal = (float)GfParmGetNum(PrefHdle, sstring, cmdCtrl[cmd].minName, (char*)NULL, (tdble)cmdCtrl[cmd].min);
	}
	if (cmdCtrl[cmd].maxName) {
	    cmdCtrl[cmd].max = (float)GfParmGetNum(PrefHdle, defaultSettings, cmdCtrl[cmd].maxName, (char*)NULL, (tdble)cmdCtrl[cmd].max);
	    cmdCtrl[cmd].max = (float)GfParmGetNum(PrefHdle, sstring,         cmdCtrl[cmd].maxName, (char*)NULL, (tdble)cmdCtrl[cmd].max);
	}	
	if (cmdCtrl[cmd].sensName) {
	    cmdCtrl[cmd].sens = 1.0f / (float)GfParmGetNum(PrefHdle, defaultSettings, cmdCtrl[cmd].sensName, (char*)NULL, 1.0 / (tdble)cmdCtrl[cmd].sens);
	    cmdCtrl[cmd].sens = 1.0f / (float)GfParmGetNum(PrefHdle, sstring,         cmdCtrl[cmd].sensName, (char*)NULL, 1.0 / (tdble)cmdCtrl[cmd].sens);
	}	
	if (cmdCtrl[cmd].powName) {
	    cmdCtrl[cmd].pow = (float)GfParmGetNum(PrefHdle, defaultSettings, cmdCtrl[cmd].powName, (char*)NULL, (tdble)cmdCtrl[cmd].pow);
	    cmdCtrl[cmd].pow = (float)GfParmGetNum(PrefHdle, sstring,         cmdCtrl[cmd].powName, (char*)NULL, (tdble)cmdCtrl[cmd].pow);
	}
	if (cmdCtrl[cmd].spdSensName) {
	    cmdCtrl[cmd].spdSens = (float)GfParmGetNum(PrefHdle, defaultSettings, cmdCtrl[cmd].spdSensName, (char*)NULL, (tdble)cmdCtrl[cmd].spdSens);
	    cmdCtrl[cmd].spdSens = (float)GfParmGetNum(PrefHdle, sstring,         cmdCtrl[cmd].spdSensName, (char*)NULL, (tdble)cmdCtrl[cmd].spdSens);
	    cmdCtrl[cmd].spdSens = cmdCtrl[cmd].spdSens / 100.0;
	}
	if (cmdCtrl[cmd].deadZoneName) {
	    cmdCtrl[cmd].deadZone = (float)GfParmGetNum(PrefHdle, defaultSettings, cmdCtrl[cmd].deadZoneName, (char*)NULL, (tdble)cmdCtrl[cmd].deadZone);
	    cmdCtrl[cmd].deadZone = (float)GfParmGetNum(PrefHdle, sstring,         cmdCtrl[cmd].deadZoneName, (char*)NULL, (tdble)cmdCtrl[cmd].deadZone);
	}
	if (cmdCtrl[cmd].min > cmdCtrl[cmd].max) {
	    tmp = cmdCtrl[cmd].min;
	    cmdCtrl[cmd].min = cmdCtrl[cmd].max;
	    cmdCtrl[cmd].max = tmp;
	}
	cmdCtrl[cmd].deadZone = (cmdCtrl[cmd].max - cmdCtrl[cmd].min) * cmdCtrl[cmd].deadZone;
	if (cmdCtrl[cmd].type == GFCTRL_TYPE_MOUSE_AXIS) {
	    HCtx[idx]->MouseControlUsed = 1;
	}
    }

    prm = GfParmGetStr(PrefHdle, defaultSettings, HM_ATT_REL_BUT_NEUTRAL, Yn[HCtx[idx]->RelButNeutral]);
    prm = GfParmGetStr(PrefHdle, sstring, HM_ATT_REL_BUT_NEUTRAL, prm);
    if (strcmp(prm, Yn[0]) == 0) {
	HCtx[idx]->RelButNeutral = 1;
    } else {
	HCtx[idx]->RelButNeutral = 0;
    }

    prm = GfParmGetStr(PrefHdle, defaultSettings, HM_ATT_SEQSHFT_ALLOW_NEUTRAL, Yn[HCtx[idx]->SeqShftAllowNeutral]);
    prm = GfParmGetStr(PrefHdle, sstring, HM_ATT_SEQSHFT_ALLOW_NEUTRAL, prm);
    if (strcmp(prm, Yn[0]) == 0) {
	HCtx[idx]->SeqShftAllowNeutral = 1;
    } else {
	HCtx[idx]->SeqShftAllowNeutral = 0;
    }

    prm = GfParmGetStr(PrefHdle, sstring, HM_ATT_AUTOREVERSE, Yn[HCtx[idx]->AutoReverse]);
    if (strcmp(prm, Yn[0]) == 0) {
	HCtx[idx]->AutoReverse = 1;
    } else {
	HCtx[idx]->AutoReverse = 0;
    }
}