ai_dmnet.c

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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.

This file is part of Quake III Arena source code.

Quake III Arena source code 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.

Quake III Arena source code 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 Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/
//

/*****************************************************************************
 * name:        ai_dmnet.c
 *
 * desc:        Quake3 bot AI
 *
 * $Archive: /MissionPack/code/game/ai_dmnet.c $
 *
 *****************************************************************************/

#include "g_local.h"
#include "botlib.h"
#include "be_aas.h"
#include "be_ea.h"
#include "be_ai_char.h"
#include "be_ai_chat.h"
#include "be_ai_gen.h"
#include "be_ai_goal.h"
#include "be_ai_move.h"
#include "be_ai_weap.h"
//
#include "ai_main.h"
#include "ai_dmq3.h"
#include "ai_chat.h"
#include "ai_cmd.h"
#include "ai_dmnet.h"
#include "ai_team.h"
//data file headers
#include "chars.h"          //characteristics
#include "inv.h"            //indexes into the inventory
#include "syn.h"            //synonyms
#include "match.h"          //string matching types and vars

// for the voice chats
#include "../../ui/menudef.h"

//goal flag, see be_ai_goal.h for the other GFL_*
#define GFL_AIR         128

int numnodeswitches;
char nodeswitch[MAX_NODESWITCHES+1][144];

#define LOOKAHEAD_DISTANCE          300

/*
==================
BotResetNodeSwitches
==================
*/
void BotResetNodeSwitches(void) {
    numnodeswitches = 0;
}

/*
==================
BotDumpNodeSwitches
==================
*/
void BotDumpNodeSwitches(bot_state_t *bs) {
    int i;
    char netname[MAX_NETNAME];

    ClientName(bs->client, netname, sizeof(netname));
    BotAI_Print(PRT_MESSAGE, "%s at %1.1f switched more than %d AI nodes\n", netname, FloatTime(), MAX_NODESWITCHES);
    for (i = 0; i < numnodeswitches; i++) {
        BotAI_Print(PRT_MESSAGE, nodeswitch[i]);
    }
    BotAI_Print(PRT_FATAL, "");
}

/*
==================
BotRecordNodeSwitch
==================
*/
void BotRecordNodeSwitch(bot_state_t *bs, char *node, char *str, char *s) {
    char netname[MAX_NETNAME];

    ClientName(bs->client, netname, sizeof(netname));
    Com_sprintf(nodeswitch[numnodeswitches], 144, "%s at %2.1f entered %s: %s from %s\n", netname, FloatTime(), node, str, s);
#ifdef DEBUG
    if (0) {
        BotAI_Print(PRT_MESSAGE, nodeswitch[numnodeswitches]);
    }
#endif //DEBUG
    numnodeswitches++;
}

/*
==================
BotGetAirGoal
==================
*/
int BotGetAirGoal(bot_state_t *bs, bot_goal_t *goal) {
    bsp_trace_t bsptrace;
    vec3_t end, mins = {-15, -15, -2}, maxs = {15, 15, 2};
    int areanum;

    //trace up until we hit solid
    VectorCopy(bs->origin, end);
    end[2] += 1000;
    BotAI_Trace(&bsptrace, bs->origin, mins, maxs, end, bs->entitynum, CONTENTS_SOLID|CONTENTS_PLAYERCLIP);
    //trace down until we hit water
    VectorCopy(bsptrace.endpos, end);
    BotAI_Trace(&bsptrace, end, mins, maxs, bs->origin, bs->entitynum, CONTENTS_WATER|CONTENTS_SLIME|CONTENTS_LAVA);
    //if we found the water surface
    if (bsptrace.fraction > 0) {
        areanum = BotPointAreaNum(bsptrace.endpos);
        if (areanum) {
            VectorCopy(bsptrace.endpos, goal->origin);
            goal->origin[2] -= 2;
            goal->areanum = areanum;
            goal->mins[0] = -15;
            goal->mins[1] = -15;
            goal->mins[2] = -1;
            goal->maxs[0] = 15;
            goal->maxs[1] = 15;
            goal->maxs[2] = 1;
            goal->flags = GFL_AIR;
            goal->number = 0;
            goal->iteminfo = 0;
            goal->entitynum = 0;
            return qtrue;
        }
    }
    return qfalse;
}

/*
==================
BotGoForAir
==================
*/
int BotGoForAir(bot_state_t *bs, int tfl, bot_goal_t *ltg, float range) {
    bot_goal_t goal;

    //if the bot needs air
    if (bs->lastair_time < FloatTime() - 6) {
        //
#ifdef DEBUG
        //BotAI_Print(PRT_MESSAGE, "going for air\n");
#endif //DEBUG
        //if we can find an air goal
        if (BotGetAirGoal(bs, &goal)) {
            trap_BotPushGoal(bs->gs, &goal);
            return qtrue;
        }
        else {
            //get a nearby goal outside the water
            while(trap_BotChooseNBGItem(bs->gs, bs->origin, bs->inventory, tfl, ltg, range)) {
                trap_BotGetTopGoal(bs->gs, &goal);
                //if the goal is not in water
                if (!(trap_AAS_PointContents(goal.origin) & (CONTENTS_WATER|CONTENTS_SLIME|CONTENTS_LAVA))) {
                    return qtrue;
                }
                trap_BotPopGoal(bs->gs);
            }
            trap_BotResetAvoidGoals(bs->gs);
        }
    }
    return qfalse;
}

/*
==================
BotNearbyGoal
==================
*/
int BotNearbyGoal(bot_state_t *bs, int tfl, bot_goal_t *ltg, float range) {
    int ret;

    //check if the bot should go for air
    if (BotGoForAir(bs, tfl, ltg, range)) return qtrue;
    //if the bot is carrying the enemy flag
    if (BotCTFCarryingFlag(bs)) {
        //if the bot is just a few secs away from the base 
        if (trap_AAS_AreaTravelTimeToGoalArea(bs->areanum, bs->origin,
                bs->teamgoal.areanum, TFL_DEFAULT) < 300) {
            //make the range really small
            range = 50;
        }
    }
    //
    ret = trap_BotChooseNBGItem(bs->gs, bs->origin, bs->inventory, tfl, ltg, range);
    /*
    if (ret)
    {
        char buf[128];
        //get the goal at the top of the stack
        trap_BotGetTopGoal(bs->gs, &goal);
        trap_BotGoalName(goal.number, buf, sizeof(buf));
        BotAI_Print(PRT_MESSAGE, "%1.1f: new nearby goal %s\n", FloatTime(), buf);
    }
    */
    return ret;
}

/*
==================
BotReachedGoal
==================
*/
int BotReachedGoal(bot_state_t *bs, bot_goal_t *goal) {
    if (goal->flags & GFL_ITEM) {
        //if touching the goal
        if (trap_BotTouchingGoal(bs->origin, goal)) {
            if (!(goal->flags & GFL_DROPPED)) {
                trap_BotSetAvoidGoalTime(bs->gs, goal->number, -1);
            }
            return qtrue;
        }
        //if the goal isn't there
        if (trap_BotItemGoalInVisButNotVisible(bs->entitynum, bs->eye, bs->viewangles, goal)) {
            /*
            float avoidtime;
            int t;

            avoidtime = trap_BotAvoidGoalTime(bs->gs, goal->number);
            if (avoidtime > 0) {
                t = trap_AAS_AreaTravelTimeToGoalArea(bs->areanum, bs->origin, goal->areanum, bs->tfl);
                if ((float) t * 0.009 < avoidtime)
                    return qtrue;
            }
            */
            return qtrue;
        }
        //if in the goal area and below or above the goal and not swimming
        if (bs->areanum == goal->areanum) {
            if (bs->origin[0] > goal->origin[0] + goal->mins[0] && bs->origin[0] < goal->origin[0] + goal->maxs[0]) {
                if (bs->origin[1] > goal->origin[1] + goal->mins[1] && bs->origin[1] < goal->origin[1] + goal->maxs[1]) {
                    if (!trap_AAS_Swimming(bs->origin)) {
                        return qtrue;
                    }
                }
            }
        }
    }
    else if (goal->flags & GFL_AIR) {
        //if touching the goal
        if (trap_BotTouchingGoal(bs->origin, goal)) return qtrue;
        //if the bot got air
        if (bs->lastair_time > FloatTime() - 1) return qtrue;
    }
    else {
        //if touching the goal
        if (trap_BotTouchingGoal(bs->origin, goal)) return qtrue;
    }
    return qfalse;
}

/*
==================
BotGetItemLongTermGoal
==================
*/
int BotGetItemLongTermGoal(bot_state_t *bs, int tfl, bot_goal_t *goal) {
    //if the bot has no goal
    if (!trap_BotGetTopGoal(bs->gs, goal)) {
        //BotAI_Print(PRT_MESSAGE, "no ltg on stack\n");
        bs->ltg_time = 0;
    }
    //if the bot touches the current goal
    else if (BotReachedGoal(bs, goal)) {
        BotChooseWeapon(bs);
        bs->ltg_time = 0;
    }
    //if it is time to find a new long term goal
    if (bs->ltg_time < FloatTime()) {
        //pop the current goal from the stack
        trap_BotPopGoal(bs->gs);
        //BotAI_Print(PRT_MESSAGE, "%s: choosing new ltg\n", ClientName(bs->client, netname, sizeof(netname)));
        //choose a new goal
        //BotAI_Print(PRT_MESSAGE, "%6.1f client %d: BotChooseLTGItem\n", FloatTime(), bs->client);
        if (trap_BotChooseLTGItem(bs->gs, bs->origin, bs->inventory, tfl)) {
            /*
            char buf[128];
            //get the goal at the top of the stack
            trap_BotGetTopGoal(bs->gs, goal);
            trap_BotGoalName(goal->number, buf, sizeof(buf));
            BotAI_Print(PRT_MESSAGE, "%1.1f: new long term goal %s\n", FloatTime(), buf);
            */
            bs->ltg_time = FloatTime() + 20;
        }
        else {//the bot gets sorta stuck with all the avoid timings, shouldn't happen though
            //
#ifdef DEBUG
            char netname[128];

            BotAI_Print(PRT_MESSAGE, "%s: no valid ltg (probably stuck)\n", ClientName(bs->client, netname, sizeof(netname)));
#endif
            //trap_BotDumpAvoidGoals(bs->gs);
            //reset the avoid goals and the avoid reach
            trap_BotResetAvoidGoals(bs->gs);
            trap_BotResetAvoidReach(bs->ms);
        }
        //get the goal at the top of the stack
        return trap_BotGetTopGoal(bs->gs, goal);
    }
    return qtrue;
}

/*
==================
BotGetLongTermGoal

we could also create a seperate AI node for every long term goal type
however this saves us a lot of code
==================
*/
int BotGetLongTermGoal(bot_state_t *bs, int tfl, int retreat, bot_goal_t *goal) {
    vec3_t target, dir, dir2;
    char netname[MAX_NETNAME];
    char buf[MAX_MESSAGE_SIZE];
    int areanum;
    float croucher;
    aas_entityinfo_t entinfo, botinfo;
    bot_waypoint_t *wp;

    if (bs->ltgtype == LTG_TEAMHELP && !retreat) {
        //check for bot typing status message
        if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
            BotAI_BotInitialChat(bs, "help_start", EasyClientName(bs->teammate, netname, sizeof(netname)), NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            BotVoiceChatOnly(bs, bs->decisionmaker, VOICECHAT_YES);
            trap_EA_Action(bs->client, ACTION_AFFIRMATIVE);
            bs->teammessage_time = 0;
        }
        //if trying to help the team mate for more than a minute
        if (bs->teamgoal_time < FloatTime())
            bs->ltgtype = 0;
        //if the team mate IS visible for quite some time
        if (bs->teammatevisible_time < FloatTime() - 10) bs->ltgtype = 0;
        //get entity information of the companion
        BotEntityInfo(bs->teammate, &entinfo);
        //if the team mate is visible
        if (BotEntityVisible(bs->entitynum, bs->eye, bs->viewangles, 360, bs->teammate)) {
            //if close just stand still there
            VectorSubtract(entinfo.origin, bs->origin, dir);
            if (VectorLengthSquared(dir) < Square(100)) {
                trap_BotResetAvoidReach(bs->ms);
                return qfalse;
            }
        }
        else {
            //last time the bot was NOT visible
            bs->teammatevisible_time = FloatTime();
        }
        //if the entity information is valid (entity in PVS)
        if (entinfo.valid) {
            areanum = BotPointAreaNum(entinfo.origin);
            if (areanum && trap_AAS_AreaReachability(areanum)) {
                //update team goal
                bs->teamgoal.entitynum = bs->teammate;
                bs->teamgoal.areanum = areanum;
                VectorCopy(entinfo.origin, bs->teamgoal.origin);
                VectorSet(bs->teamgoal.mins, -8, -8, -8);
                VectorSet(bs->teamgoal.maxs, 8, 8, 8);
            }
        }
        memcpy(goal, &bs->teamgoal, sizeof(bot_goal_t));
        return qtrue;
    }
    //if the bot accompanies someone
    if (bs->ltgtype == LTG_TEAMACCOMPANY && !retreat) {
        //check for bot typing status message
        if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
            BotAI_BotInitialChat(bs, "accompany_start", EasyClientName(bs->teammate, netname, sizeof(netname)), NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            BotVoiceChatOnly(bs, bs->decisionmaker, VOICECHAT_YES);
            trap_EA_Action(bs->client, ACTION_AFFIRMATIVE);
            bs->teammessage_time = 0;
        }
        //if accompanying the companion for 3 minutes
        if (bs->teamgoal_time < FloatTime()) {
            BotAI_BotInitialChat(bs, "accompany_stop", EasyClientName(bs->teammate, netname, sizeof(netname)), NULL);
            trap_BotEnterChat(bs->cs, bs->teammate, CHAT_TELL);
            bs->ltgtype = 0;
        }
        //get entity information of the companion
        BotEntityInfo(bs->teammate, &entinfo);
        //if the companion is visible
        if (BotEntityVisible(bs->entitynum, bs->eye, bs->viewangles, 360, bs->teammate)) {
            //update visible time
            bs->teammatevisible_time = FloatTime();
            VectorSubtract(entinfo.origin, bs->origin, dir);
            if (VectorLengthSquared(dir) < Square(bs->formation_dist)) {
                //
                // if the client being followed bumps into this bot then
                // the bot should back up
                BotEntityInfo(bs->entitynum, &botinfo);
                // if the followed client is not standing ontop of the bot
                if (botinfo.origin[2] + botinfo.maxs[2] > entinfo.origin[2] + entinfo.mins[2]) {
                    // if the bounding boxes touch each other
                    if (botinfo.origin[0] + botinfo.maxs[0] > entinfo.origin[0] + entinfo.mins[0] - 4&&
                        botinfo.origin[0] + botinfo.mins[0] < entinfo.origin[0] + entinfo.maxs[0] + 4) {
                        if (botinfo.origin[1] + botinfo.maxs[1] > entinfo.origin[1] + entinfo.mins[1] - 4 &&
                            botinfo.origin[1] + botinfo.mins[1] < entinfo.origin[1] + entinfo.maxs[1] + 4) {
                            if (botinfo.origin[2] + botinfo.maxs[2] > entinfo.origin[2] + entinfo.mins[2] - 4 &&
                                botinfo.origin[2] + botinfo.mins[2] < entinfo.origin[2] + entinfo.maxs[2] + 4) {
                                // if the followed client looks in the direction of this bot
                                AngleVectors(entinfo.angles, dir, NULL, NULL);
                                dir[2] = 0;
                                VectorNormalize(dir);
                                //VectorSubtract(entinfo.origin, entinfo.lastvisorigin, dir);
                                VectorSubtract(bs->origin, entinfo.origin, dir2);
                                VectorNormalize(dir2);
                                if (DotProduct(dir, dir2) > 0.7) {
                                    // back up
                                    BotSetupForMovement(bs);
                                    trap_BotMoveInDirection(bs->ms, dir2, 400, MOVE_WALK);
                                }
                            }
                        }
                    }
                }
                //check if the bot wants to crouch
                //don't crouch if crouched less than 5 seconds ago
                if (bs->attackcrouch_time < FloatTime() - 5) {
                    croucher = trap_Characteristic_BFloat(bs->character, CHARACTERISTIC_CROUCHER, 0, 1);
                    if (random() < bs->thinktime * croucher) {
                        bs->attackcrouch_time = FloatTime() + 5 + croucher * 15;
                    }
                }
                //don't crouch when swimming
                if (trap_AAS_Swimming(bs->origin)) bs->attackcrouch_time = FloatTime() - 1;
                //if not arrived yet or arived some time ago
                if (bs->arrive_time < FloatTime() - 2) {
                    //if not arrived yet
                    if (!bs->arrive_time) {
                        trap_EA_Gesture(bs->client);
                        BotAI_BotInitialChat(bs, "accompany_arrive", EasyClientName(bs->teammate, netname, sizeof(netname)), NULL);
                        trap_BotEnterChat(bs->cs, bs->teammate, CHAT_TELL);
                        bs->arrive_time = FloatTime();
                    }
                    //if the bot wants to crouch
                    else if (bs->attackcrouch_time > FloatTime()) {
                        trap_EA_Crouch(bs->client);
                    }
                    //else do some model taunts
                    else if (random() < bs->thinktime * 0.05) {
                        //do a gesture :)
                        trap_EA_Gesture(bs->client);
                    }
                }
                //if just arrived look at the companion
                if (bs->arrive_time > FloatTime() - 2) {
                    VectorSubtract(entinfo.origin, bs->origin, dir);
                    vectoangles(dir, bs->ideal_viewangles);
                    bs->ideal_viewangles[2] *= 0.5;
                }
                //else look strategically around for enemies
                else if (random() < bs->thinktime * 0.8) {
                    BotRoamGoal(bs, target);
                    VectorSubtract(target, bs->origin, dir);
                    vectoangles(dir, bs->ideal_viewangles);
                    bs->ideal_viewangles[2] *= 0.5;
                }
                //check if the bot wants to go for air
                if (BotGoForAir(bs, bs->tfl, &bs->teamgoal, 400)) {
                    trap_BotResetLastAvoidReach(bs->ms);
                    //get the goal at the top of the stack
                    //trap_BotGetTopGoal(bs->gs, &tmpgoal);
                    //trap_BotGoalName(tmpgoal.number, buf, 144);
                    //BotAI_Print(PRT_MESSAGE, "new nearby goal %s\n", buf);
                    //time the bot gets to pick up the nearby goal item
                    bs->nbg_time = FloatTime() + 8;
                    AIEnter_Seek_NBG(bs, "BotLongTermGoal: go for air");
                    return qfalse;
                }
                //
                trap_BotResetAvoidReach(bs->ms);
                return qfalse;
            }
        }
        //if the entity information is valid (entity in PVS)
        if (entinfo.valid) {
            areanum = BotPointAreaNum(entinfo.origin);
            if (areanum && trap_AAS_AreaReachability(areanum)) {
                //update team goal
                bs->teamgoal.entitynum = bs->teammate;
                bs->teamgoal.areanum = areanum;
                VectorCopy(entinfo.origin, bs->teamgoal.origin);
                VectorSet(bs->teamgoal.mins, -8, -8, -8);
                VectorSet(bs->teamgoal.maxs, 8, 8, 8);
            }
        }
        //the goal the bot should go for
        memcpy(goal, &bs->teamgoal, sizeof(bot_goal_t));
        //if the companion is NOT visible for too long
        if (bs->teammatevisible_time < FloatTime() - 60) {
            BotAI_BotInitialChat(bs, "accompany_cannotfind", EasyClientName(bs->teammate, netname, sizeof(netname)), NULL);
            trap_BotEnterChat(bs->cs, bs->teammate, CHAT_TELL);
            bs->ltgtype = 0;
            // just to make sure the bot won't spam this message
            bs->teammatevisible_time = FloatTime();
        }
        return qtrue;
    }
    //
    if (bs->ltgtype == LTG_DEFENDKEYAREA) {
        if (trap_AAS_AreaTravelTimeToGoalArea(bs->areanum, bs->origin,
                bs->teamgoal.areanum, TFL_DEFAULT) > bs->defendaway_range) {
            bs->defendaway_time = 0;
        }
    }
    //if defending a key area
    if (bs->ltgtype == LTG_DEFENDKEYAREA && !retreat &&
                bs->defendaway_time < FloatTime()) {
        //check for bot typing status message
        if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
            trap_BotGoalName(bs->teamgoal.number, buf, sizeof(buf));
            BotAI_BotInitialChat(bs, "defend_start", buf, NULL);
            trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
            BotVoiceChatOnly(bs, -1, VOICECHAT_ONDEFENSE);
            bs->teammessage_time = 0;
        }
        //set the bot goal
        memcpy(goal, &bs->teamgoal, sizeof(bot_goal_t));
        //stop after 2 minutes
        if (bs->teamgoal_time < FloatTime()) {
            trap_BotGoalName(bs->teamgoal.number, buf, sizeof(buf));
            BotAI_BotInitialChat(bs, "defend_stop", buf, NULL);
            trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
            bs->ltgtype = 0;
        }
        //if very close... go away for some time
        VectorSubtract(goal->origin, bs->origin, dir);
        if (VectorLengthSquared(dir) < Square(70)) {
            trap_BotResetAvoidReach(bs->ms);
            bs->defendaway_time = FloatTime() + 3 + 3 * random();
            if (BotHasPersistantPowerupAndWeapon(bs)) {
                bs->defendaway_range = 100;
            }
            else {
                bs->defendaway_range = 350;
            }
        }
        return qtrue;
    }
    //going to kill someone
    if (bs->ltgtype == LTG_KILL && !retreat) {
        //check for bot typing status message
        if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
            EasyClientName(bs->teamgoal.entitynum, buf, sizeof(buf));
            BotAI_BotInitialChat(bs, "kill_start", buf, NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            bs->teammessage_time = 0;
        }
        //
        if (bs->lastkilledplayer == bs->teamgoal.entitynum) {
            EasyClientName(bs->teamgoal.entitynum, buf, sizeof(buf));
            BotAI_BotInitialChat(bs, "kill_done", buf, NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            bs->lastkilledplayer = -1;
            bs->ltgtype = 0;
        }
        //
        if (bs->teamgoal_time < FloatTime()) {
            bs->ltgtype = 0;
        }
        //just roam around
        return BotGetItemLongTermGoal(bs, tfl, goal);
    }
    //get an item
    if (bs->ltgtype == LTG_GETITEM && !retreat) {
        //check for bot typing status message
        if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
            trap_BotGoalName(bs->teamgoal.number, buf, sizeof(buf));
            BotAI_BotInitialChat(bs, "getitem_start", buf, NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            BotVoiceChatOnly(bs, bs->decisionmaker, VOICECHAT_YES);
            trap_EA_Action(bs->client, ACTION_AFFIRMATIVE);
            bs->teammessage_time = 0;
        }
        //set the bot goal
        memcpy(goal, &bs->teamgoal, sizeof(bot_goal_t));
        //stop after some time
        if (bs->teamgoal_time < FloatTime()) {
            bs->ltgtype = 0;
        }
        //
        if (trap_BotItemGoalInVisButNotVisible(bs->entitynum, bs->eye, bs->viewangles, goal)) {
            trap_BotGoalName(bs->teamgoal.number, buf, sizeof(buf));
            BotAI_BotInitialChat(bs, "getitem_notthere", buf, NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            bs->ltgtype = 0;
        }
        else if (BotReachedGoal(bs, goal)) {
            trap_BotGoalName(bs->teamgoal.number, buf, sizeof(buf));
            BotAI_BotInitialChat(bs, "getitem_gotit", buf, NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            bs->ltgtype = 0;
        }
        return qtrue;
    }
    //if camping somewhere
    if ((bs->ltgtype == LTG_CAMP || bs->ltgtype == LTG_CAMPORDER) && !retreat) {
        //check for bot typing status message
        if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
            if (bs->ltgtype == LTG_CAMPORDER) {
                BotAI_BotInitialChat(bs, "camp_start", EasyClientName(bs->teammate, netname, sizeof(netname)), NULL);
                trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
                BotVoiceChatOnly(bs, bs->decisionmaker, VOICECHAT_YES);
                trap_EA_Action(bs->client, ACTION_AFFIRMATIVE);
            }
            bs->teammessage_time = 0;
        }
        //set the bot goal
        memcpy(goal, &bs->teamgoal, sizeof(bot_goal_t));
        //
        if (bs->teamgoal_time < FloatTime()) {
            if (bs->ltgtype == LTG_CAMPORDER) {
                BotAI_BotInitialChat(bs, "camp_stop", NULL);
                trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            }
            bs->ltgtype = 0;
        }
        //if really near the camp spot
        VectorSubtract(goal->origin, bs->origin, dir);
        if (VectorLengthSquared(dir) < Square(60))
        {
            //if not arrived yet
            if (!bs->arrive_time) {
                if (bs->ltgtype == LTG_CAMPORDER) {
                    BotAI_BotInitialChat(bs, "camp_arrive", EasyClientName(bs->teammate, netname, sizeof(netname)), NULL);
                    trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
                    BotVoiceChatOnly(bs, bs->decisionmaker, VOICECHAT_INPOSITION);
                }
                bs->arrive_time = FloatTime();
            }
            //look strategically around for enemies
            if (random() < bs->thinktime * 0.8) {
                BotRoamGoal(bs, target);
                VectorSubtract(target, bs->origin, dir);
                vectoangles(dir, bs->ideal_viewangles);
                bs->ideal_viewangles[2] *= 0.5;
            }
            //check if the bot wants to crouch
            //don't crouch if crouched less than 5 seconds ago
            if (bs->attackcrouch_time < FloatTime() - 5) {
                croucher = trap_Characteristic_BFloat(bs->character, CHARACTERISTIC_CROUCHER, 0, 1);
                if (random() < bs->thinktime * croucher) {
                    bs->attackcrouch_time = FloatTime() + 5 + croucher * 15;
                }
            }
            //if the bot wants to crouch
            if (bs->attackcrouch_time > FloatTime()) {
                trap_EA_Crouch(bs->client);
            }
            //don't crouch when swimming
            if (trap_AAS_Swimming(bs->origin)) bs->attackcrouch_time = FloatTime() - 1;
            //make sure the bot is not gonna drown
            if (trap_PointContents(bs->eye,bs->entitynum) & (CONTENTS_WATER|CONTENTS_SLIME|CONTENTS_LAVA)) {
                if (bs->ltgtype == LTG_CAMPORDER) {
                    BotAI_BotInitialChat(bs, "camp_stop", NULL);
                    trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
                    //
                    if (bs->lastgoal_ltgtype == LTG_CAMPORDER) {
                        bs->lastgoal_ltgtype = 0;
                    }
                }
                bs->ltgtype = 0;
            }
            //
            if (bs->camp_range > 0) {
                //FIXME: move around a bit
            }
            //
            trap_BotResetAvoidReach(bs->ms);
            return qfalse;
        }
        return qtrue;
    }
    //patrolling along several waypoints
    if (bs->ltgtype == LTG_PATROL && !retreat) {
        //check for bot typing status message
        if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
            strcpy(buf, "");
            for (wp = bs->patrolpoints; wp; wp = wp->next) {
                strcat(buf, wp->name);
                if (wp->next) strcat(buf, " to ");
            }
            BotAI_BotInitialChat(bs, "patrol_start", buf, NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            BotVoiceChatOnly(bs, bs->decisionmaker, VOICECHAT_YES);
            trap_EA_Action(bs->client, ACTION_AFFIRMATIVE);
            bs->teammessage_time = 0;
        }
        //
        if (!bs->curpatrolpoint) {
            bs->ltgtype = 0;
            return qfalse;
        }
        //if the bot touches the current goal
        if (trap_BotTouchingGoal(bs->origin, &bs->curpatrolpoint->goal)) {
            if (bs->patrolflags & PATROL_BACK) {
                if (bs->curpatrolpoint->prev) {
                    bs->curpatrolpoint = bs->curpatrolpoint->prev;
                }
                else {
                    bs->curpatrolpoint = bs->curpatrolpoint->next;
                    bs->patrolflags &= ~PATROL_BACK;
                }
            }
            else {
                if (bs->curpatrolpoint->next) {
                    bs->curpatrolpoint = bs->curpatrolpoint->next;
                }
                else {
                    bs->curpatrolpoint = bs->curpatrolpoint->prev;
                    bs->patrolflags |= PATROL_BACK;
                }
            }
        }
        //stop after 5 minutes
        if (bs->teamgoal_time < FloatTime()) {
            BotAI_BotInitialChat(bs, "patrol_stop", NULL);
            trap_BotEnterChat(bs->cs, bs->decisionmaker, CHAT_TELL);
            bs->ltgtype = 0;
        }
        if (!bs->curpatrolpoint) {
            bs->ltgtype = 0;
            return qfalse;
        }
        memcpy(goal, &bs->curpatrolpoint->goal, sizeof(bot_goal_t));
        return qtrue;
    }
#ifdef CTF
    if (gametype == GT_CTF) {
        //if going for enemy flag
        if (bs->ltgtype == LTG_GETFLAG) {
            //check for bot typing status message
            if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
                BotAI_BotInitialChat(bs, "captureflag_start", NULL);
                trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
                BotVoiceChatOnly(bs, -1, VOICECHAT_ONGETFLAG);
                bs->teammessage_time = 0;
            }
            //
            switch(BotTeam(bs)) {
                case TEAM_RED: memcpy(goal, &ctf_blueflag, sizeof(bot_goal_t)); break;
                case TEAM_BLUE: memcpy(goal, &ctf_redflag, sizeof(bot_goal_t)); break;
                default: bs->ltgtype = 0; return qfalse;
            }
            //if touching the flag
            if (trap_BotTouchingGoal(bs->origin, goal)) {
                // make sure the bot knows the flag isn't there anymore
                switch(BotTeam(bs)) {
                    case TEAM_RED: bs->blueflagstatus = 1; break;
                    case TEAM_BLUE: bs->redflagstatus = 1; break;
                }
                bs->ltgtype = 0;
            }
            //stop after 3 minutes
            if (bs->teamgoal_time < FloatTime()) {
                bs->ltgtype = 0;
            }
            BotAlternateRoute(bs, goal);
            return qtrue;
        }
        //if rushing to the base
        if (bs->ltgtype == LTG_RUSHBASE && bs->rushbaseaway_time < FloatTime()) {
            switch(BotTeam(bs)) {
                case TEAM_RED: memcpy(goal, &ctf_redflag, sizeof(bot_goal_t)); break;
                case TEAM_BLUE: memcpy(goal, &ctf_blueflag, sizeof(bot_goal_t)); break;
                default: bs->ltgtype = 0; return qfalse;
            }
            //if not carrying the flag anymore
            if (!BotCTFCarryingFlag(bs)) bs->ltgtype = 0;
            //quit rushing after 2 minutes
            if (bs->teamgoal_time < FloatTime()) bs->ltgtype = 0;
            //if touching the base flag the bot should loose the enemy flag
            if (trap_BotTouchingGoal(bs->origin, goal)) {
                //if the bot is still carrying the enemy flag then the
                //base flag is gone, now just walk near the base a bit
                if (BotCTFCarryingFlag(bs)) {
                    trap_BotResetAvoidReach(bs->ms);
                    bs->rushbaseaway_time = FloatTime() + 5 + 10 * random();
                    //FIXME: add chat to tell the others to get back the flag
                }
                else {
                    bs->ltgtype = 0;
                }
            }
            BotAlternateRoute(bs, goal);
            return qtrue;
        }
        //returning flag
        if (bs->ltgtype == LTG_RETURNFLAG) {
            //check for bot typing status message
            if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
                BotAI_BotInitialChat(bs, "returnflag_start", NULL);
                trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
                BotVoiceChatOnly(bs, -1, VOICECHAT_ONRETURNFLAG);
                bs->teammessage_time = 0;
            }
            //
            switch(BotTeam(bs)) {
                case TEAM_RED: memcpy(goal, &ctf_blueflag, sizeof(bot_goal_t)); break;
                case TEAM_BLUE: memcpy(goal, &ctf_redflag, sizeof(bot_goal_t)); break;
                default: bs->ltgtype = 0; return qfalse;
            }
            //if touching the flag
            if (trap_BotTouchingGoal(bs->origin, goal)) bs->ltgtype = 0;
            //stop after 3 minutes
            if (bs->teamgoal_time < FloatTime()) {
                bs->ltgtype = 0;
            }
            BotAlternateRoute(bs, goal);
            return qtrue;
        }
    }
#endif //CTF
#ifdef MISSIONPACK
    else if (gametype == GT_1FCTF) {
        if (bs->ltgtype == LTG_GETFLAG) {
            //check for bot typing status message
            if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
                BotAI_BotInitialChat(bs, "captureflag_start", NULL);
                trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
                BotVoiceChatOnly(bs, -1, VOICECHAT_ONGETFLAG);
                bs->teammessage_time = 0;
            }
            memcpy(goal, &ctf_neutralflag, sizeof(bot_goal_t));
            //if touching the flag
            if (trap_BotTouchingGoal(bs->origin, goal)) {
                bs->ltgtype = 0;
            }
            //stop after 3 minutes
            if (bs->teamgoal_time < FloatTime()) {
                bs->ltgtype = 0;
            }
            return qtrue;
        }
        //if rushing to the base
        if (bs->ltgtype == LTG_RUSHBASE) {
            switch(BotTeam(bs)) {
                case TEAM_RED: memcpy(goal, &ctf_blueflag, sizeof(bot_goal_t)); break;
                case TEAM_BLUE: memcpy(goal, &ctf_redflag, sizeof(bot_goal_t)); break;
                default: bs->ltgtype = 0; return qfalse;
            }
            //if not carrying the flag anymore
            if (!Bot1FCTFCarryingFlag(bs)) {
                bs->ltgtype = 0;
            }
            //quit rushing after 2 minutes
            if (bs->teamgoal_time < FloatTime()) {
                bs->ltgtype = 0;
            }
            //if touching the base flag the bot should loose the enemy flag
            if (trap_BotTouchingGoal(bs->origin, goal)) {
                bs->ltgtype = 0;
            }
            BotAlternateRoute(bs, goal);
            return qtrue;
        }
        //attack the enemy base
        if (bs->ltgtype == LTG_ATTACKENEMYBASE &&
                bs->attackaway_time < FloatTime()) {
            //check for bot typing status message
            if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
                BotAI_BotInitialChat(bs, "attackenemybase_start", NULL);
                trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
                BotVoiceChatOnly(bs, -1, VOICECHAT_ONOFFENSE);
                bs->teammessage_time = 0;
            }
            switch(BotTeam(bs)) {
                case TEAM_RED: memcpy(goal, &ctf_blueflag, sizeof(bot_goal_t)); break;
                case TEAM_BLUE: memcpy(goal, &ctf_redflag, sizeof(bot_goal_t)); break;
                default: bs->ltgtype = 0; return qfalse;
            }
            //quit rushing after 2 minutes
            if (bs->teamgoal_time < FloatTime()) {
                bs->ltgtype = 0;
            }
            //if touching the base flag the bot should loose the enemy flag
            if (trap_BotTouchingGoal(bs->origin, goal)) {
                bs->attackaway_time = FloatTime() + 2 + 5 * random();
            }
            return qtrue;
        }
        //returning flag
        if (bs->ltgtype == LTG_RETURNFLAG) {
            //check for bot typing status message
            if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
                BotAI_BotInitialChat(bs, "returnflag_start", NULL);
                trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
                BotVoiceChatOnly(bs, -1, VOICECHAT_ONRETURNFLAG);
                bs->teammessage_time = 0;
            }
            //
            if (bs->teamgoal_time < FloatTime()) {
                bs->ltgtype = 0;
            }
            //just roam around
            return BotGetItemLongTermGoal(bs, tfl, goal);
        }
    }
    else if (gametype == GT_OBELISK) {
        if (bs->ltgtype == LTG_ATTACKENEMYBASE &&
                bs->attackaway_time < FloatTime()) {

            //check for bot typing status message
            if (bs->teammessage_time && bs->teammessage_time < FloatTime()) {
                BotAI_BotInitialChat(bs, "attackenemybase_start", NULL);
                trap_BotEnterChat(bs->cs, 0, CHAT_TEAM);
                BotVoiceChatOnly(bs, -1, VOICECHAT_ONOFFENSE);
                bs->teammessage_time = 0;
            }
            switch(BotTeam(bs)) {
                case TEAM_RED: memcpy(goal, &blueobelisk, sizeof(bot_goal_t)); break;
                case TEAM_BLUE: memcpy(goal, &redobelisk, sizeof(bot_goal_t)); break;
                default: bs->ltgtype = 0; return qfalse;
            }
            //if the bot no longer wants to attack the obelisk
            if (BotFeelingBad(bs) > 50) {
                return BotGetItemLongTermGoal(bs, tfl, goal);
            }
            //if touching the obelisk
            if (trap_BotTouchingGoal(bs->origin, goal)) {
                bs->attackaway_time = FloatTime() + 3 + 5 * random();
            }
            // or very close to the obelisk
            VectorSubtract(bs->origin, goal->origin, dir);
            if (VectorLengthSquared(dir) < Square(60)) {
                bs->attackaway_time = FloatTime() + 3 + 5 * random();
            }
            //quit rushing after 2 minutes
            if (bs->teamgoal_time < FloatTime()) {
                bs->ltgtype = 0;
            }
            BotAlternateRoute(bs, goal);
            //just move towards the obelisk
            return qtrue;
        }
    }
    else if (gametype == GT_HARVESTER) {
        //if rushing to the base
        if (bs->ltgtype == LTG_RUSHBASE) {
            switch(BotTeam(bs)) {
                case TEAM_RED: memcpy(goal, &blueobelisk, sizeof(bot_goal_t)); break;
                case TEAM_BLUE: memcpy(goal, &redobelisk, sizeof(bot_goal_t)); break;
                default: BotGoHarvest(bs); return qfalse;
            }
            //if not carrying any cubes
            if (!BotHarvesterCarryingCubes(bs)) {
                BotGoHarvest(bs);
                return qfalse;
            }
            //quit rushing after 2 minutes
            if (bs->teamgoal_time < FloatTime()) {
                BotGoHarvest(bs);
                return qfalse;
            }
            //if touching the base flag the bot should loose the enemy flag
            if (trap_BotTouchingGoal(bs->origin, goal)) {
                BotGoHarvest(bs);
                return qfalse;
            }
            BotAlternateRoute(bs, goal);
            return qtrue;
        }
        //attack the enemy base
        if (bs->ltgtype ==