/*
===========================================================================

Return to Castle Wolfenstein multiplayer GPL Source Code
Copyright (C) 1999-2010 id Software LLC, a ZeniMax Media company. 

This file is part of the Return to Castle Wolfenstein multiplayer GPL Source Code (“RTCW MP Source Code”).  

RTCW MP 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 3 of the License, or
(at your option) any later version.

RTCW MP 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 RTCW MP Source Code.  If not, see <http://www.gnu.org/licenses/>.

In addition, the RTCW MP Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the RTCW MP Source Code.  If not, please request a copy in writing from id Software at the address below.

If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.

===========================================================================
*/


/*****************************************************************************
 * name:		be_ea.c
 *
 * desc:		elementary actions
 *
 *
 *****************************************************************************/

#include "../qcommon/q_shared.h"
#include "l_memory.h"
#include "l_script.h"
#include "l_precomp.h"
#include "l_struct.h"
#include "botlib.h"
#include "be_interface.h"
#include "be_ea.h"

#define MAX_USERMOVE                400
#define ACTION_JUMPEDLASTFRAME		128

bot_input_t *botinputs;

//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
void EA_Say( int client, char *str ) {
	botimport.BotClientCommand( client, va( "say %s", str ) );
} //end of the function EA_Say
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
void EA_SayTeam( int client, char *str ) {
	botimport.BotClientCommand( client, va( "say_team %s", str ) );
} //end of the function EA_SayTeam
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
void EA_UseItem( int client, char *it ) {
	botimport.BotClientCommand( client, va( "use %s", it ) );
} //end of the function EA_UseItem
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
void EA_DropItem( int client, char *it ) {
	botimport.BotClientCommand( client, va( "drop %s", it ) );
} //end of the function EA_DropItem
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
void EA_UseInv( int client, char *inv ) {
	botimport.BotClientCommand( client, va( "invuse %s", inv ) );
} //end of the function EA_UseInv
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_DropInv( int client, char *inv ) {
	botimport.BotClientCommand( client, va( "invdrop %s", inv ) );
} //end of the function EA_DropInv
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Gesture( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_GESTURE;
} //end of the function EA_Gesture
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
void EA_Command( int client, char *command ) {
	botimport.BotClientCommand( client, command );
} //end of the function EA_Command
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_SelectWeapon( int client, int weapon ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->weapon = weapon;
} //end of the function EA_SelectWeapon
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Attack( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_ATTACK;
} //end of the function EA_Attack
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Reload( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_RELOAD;
} //end of the function EA_Attack
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Talk( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_TALK;
} //end of the function EA_Talk
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Use( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_USE;
} //end of the function EA_Use
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Respawn( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_RESPAWN;
} //end of the function EA_Respawn
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Jump( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	if ( bi->actionflags & ACTION_JUMPEDLASTFRAME ) {
		bi->actionflags &= ~ACTION_JUMP;
	} //end if
	else
	{
		bi->actionflags |= ACTION_JUMP;
	} //end if
} //end of the function EA_Jump
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_DelayedJump( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	if ( bi->actionflags & ACTION_JUMPEDLASTFRAME ) {
		bi->actionflags &= ~ACTION_DELAYEDJUMP;
	} //end if
	else
	{
		bi->actionflags |= ACTION_DELAYEDJUMP;
	} //end if
} //end of the function EA_DelayedJump
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Crouch( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_CROUCH;
} //end of the function EA_Crouch
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Walk( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_WALK;
} //end of the function EA_Walk
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_MoveUp( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_MOVEUP;
} //end of the function EA_MoveUp
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_MoveDown( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_MOVEDOWN;
} //end of the function EA_MoveDown
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_MoveForward( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_MOVEFORWARD;
} //end of the function EA_MoveForward
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_MoveBack( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_MOVEBACK;
} //end of the function EA_MoveBack
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_MoveLeft( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_MOVELEFT;
} //end of the function EA_MoveLeft
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_MoveRight( int client ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->actionflags |= ACTION_MOVERIGHT;
} //end of the function EA_MoveRight
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Move( int client, vec3_t dir, float speed ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	VectorCopy( dir, bi->dir );
	//cap speed
	if ( speed > MAX_USERMOVE ) {
		speed = MAX_USERMOVE;
	} else if ( speed < -MAX_USERMOVE ) {
		speed = -MAX_USERMOVE;
	}
	bi->speed = speed;
} //end of the function EA_Move
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_View( int client, vec3_t viewangles ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	VectorCopy( viewangles, bi->viewangles );
} //end of the function EA_View
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_EndRegular( int client, float thinktime ) {
} //end of the function EA_EndRegular
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_GetInput( int client, float thinktime, bot_input_t *input ) {
	bot_input_t *bi;

	bi = &botinputs[client];

	bi->thinktime = thinktime;
	memcpy( input, bi, sizeof( bot_input_t ) );

} //end of the function EA_GetInput
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_ResetInput( int client, bot_input_t *init ) {
	bot_input_t *bi;
	int jumped = qfalse;

	bi = &botinputs[client];

	bi->thinktime = 0;
	VectorClear( bi->dir );
	bi->speed = 0;
	jumped = bi->actionflags & ACTION_JUMP;
	bi->actionflags = 0;
	if ( jumped ) {
		bi->actionflags |= ACTION_JUMPEDLASTFRAME;
	}

	if ( init ) {
		memcpy( bi, init, sizeof( bot_input_t ) );
	}
} //end of the function EA_ResetInput
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
int EA_Setup( void ) {
	//initialize the bot inputs
	botinputs = (bot_input_t *) GetClearedHunkMemory(
		botlibglobals.maxclients * sizeof( bot_input_t ) );
	return BLERR_NOERROR;
} //end of the function EA_Setup
//===========================================================================
//
// Parameter:			-
// Returns:				-
// Changes Globals:		-
//===========================================================================
void EA_Shutdown( void ) {
	FreeMemory( botinputs );
	botinputs = NULL;
} //end of the function EA_Shutdown