/*
	sv_progs.c

	Quick QuakeC server code

	Copyright (C) 1996-1997  Id Software, Inc.

	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 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:

		Free Software Foundation, Inc.
		59 Temple Place - Suite 330
		Boston, MA  02111-1307, USA

*/
static const char rcsid[] = 
	"$Id$";

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include "string.h"
#endif
#ifdef HAVE_STRINGS_H
# include "strings.h"
#endif

#include "QF/cmd.h"
#include "QF/console.h"
#include "QF/cvar.h"

#include "host.h"
#include "server.h"
#include "sv_progs.h"
#include "world.h"

progs_t     sv_pr_state;
sv_globals_t sv_globals;
sv_funcs_t sv_funcs;
sv_fields_t sv_fields;

cvar_t     *sv_progs;
cvar_t     *pr_checkextensions;

cvar_t     *nomonsters;
cvar_t     *gamecfg;
cvar_t     *scratch1;
cvar_t     *scratch2;
cvar_t     *scratch3;
cvar_t     *scratch4;
cvar_t     *savedgamecfg;
cvar_t     *saved1;
cvar_t     *saved2;
cvar_t     *saved3;
cvar_t     *saved4;

func_t      EndFrame;

static int
prune_edict (progs_t *pr, edict_t *ent)
{
	// remove things from different skill levels or deathmatch
	if (deathmatch->int_val) {
		if (((int) SVfloat (ent, spawnflags)
			& SPAWNFLAG_NOT_DEATHMATCH)) {
			return 1;
		}
	} else if ((current_skill == 0
				&& ((int) SVfloat (ent, spawnflags)
					& SPAWNFLAG_NOT_EASY))
			   || (current_skill == 1
				   && ((int) SVfloat (ent, spawnflags)
					   & SPAWNFLAG_NOT_MEDIUM))
			   || (current_skill >= 2
				   && ((int) SVfloat (ent, spawnflags)
					   & SPAWNFLAG_NOT_HARD))) {
		return 1;
	}
	return 0;
}

void
ED_PrintEdicts_f (void)
{
	ED_PrintEdicts (&sv_pr_state, Cmd_Argv (1));
}

/*
  ED_PrintEdict_f

  For debugging, prints a single edicy
*/
void
ED_PrintEdict_f (void)
{
	int         i;

	i = atoi (Cmd_Argv (1));
	Con_Printf ("\n EDICT %i:\n", i);
	ED_PrintNum (&sv_pr_state, i);
}

void
ED_Count_f (void)
{
	ED_Count (&sv_pr_state);
}

void
PR_Profile_f (void)
{
	PR_Profile (&sv_pr_state);
}

static int
parse_field (progs_t *pr, const char *key, const char *value)
{
	return 0;
}

void
SV_LoadProgs (void)
{
	ddef_t     *def;
	dfunction_t *f;

	PR_LoadProgs (&sv_pr_state, sv_progs->string, sv.max_edicts, 0);
	if (!sv_pr_state.progs)
		Host_Error ("SV_LoadProgs: couldn't load %s", sv_progs->string);
	// progs engine needs these globals anyway
	sv_globals.self = sv_pr_state.globals.self;
	sv_globals.time = sv_pr_state.globals.time;

	(void *) sv_globals.self = PR_GetGlobalPointer (&sv_pr_state, "self");
	(void *) sv_globals.other = PR_GetGlobalPointer (&sv_pr_state, "other");
	(void *) sv_globals.world = PR_GetGlobalPointer (&sv_pr_state, "world");
	(void *) sv_globals.time = PR_GetGlobalPointer (&sv_pr_state, "time");
	(void *) sv_globals.frametime = PR_GetGlobalPointer (&sv_pr_state,
														 "frametime");
	(void *) sv_globals.force_retouch = PR_GetGlobalPointer (&sv_pr_state,
															 "force_retouch");
	(void *) sv_globals.mapname = PR_GetGlobalPointer (&sv_pr_state,
													   "mapname");
	(void *) sv_globals.deathmatch = PR_GetGlobalPointer (&sv_pr_state,
														  "deathmatch");
	(void *) sv_globals.coop = PR_GetGlobalPointer (&sv_pr_state, "coop");
	(void *) sv_globals.teamplay = PR_GetGlobalPointer (&sv_pr_state,
														"teamplay");
	(void *) sv_globals.serverflags = PR_GetGlobalPointer (&sv_pr_state,
														   "serverflags");
	(void *) sv_globals.total_secrets = PR_GetGlobalPointer (&sv_pr_state,
															 "total_secrets");
	(void *) sv_globals.total_monsters = PR_GetGlobalPointer
		(&sv_pr_state, "total_monsters");
	(void *) sv_globals.found_secrets = PR_GetGlobalPointer (&sv_pr_state,
															 "found_secrets");
	(void *) sv_globals.killed_monsters = PR_GetGlobalPointer
		(&sv_pr_state, "killed_monsters");
	(void *) sv_globals.parms = PR_GetGlobalPointer (&sv_pr_state, "parm1");
	(void *) sv_globals.v_forward = PR_GetGlobalPointer (&sv_pr_state,
														 "v_forward");
	(void *) sv_globals.v_up = PR_GetGlobalPointer (&sv_pr_state, "v_up");
	(void *) sv_globals.v_right = PR_GetGlobalPointer (&sv_pr_state,
													   "v_right");
	(void *) sv_globals.trace_allsolid = PR_GetGlobalPointer
		(&sv_pr_state, "trace_allsolid");
	(void *) sv_globals.trace_startsolid = PR_GetGlobalPointer
		(&sv_pr_state, "trace_startsolid");
	(void *) sv_globals.trace_fraction = PR_GetGlobalPointer
		(&sv_pr_state, "trace_fraction");
	(void *) sv_globals.trace_endpos = PR_GetGlobalPointer (&sv_pr_state,
															"trace_endpos");
	(void *) sv_globals.trace_plane_normal = PR_GetGlobalPointer
		(&sv_pr_state, "trace_plane_normal");
	(void *) sv_globals.trace_plane_dist = PR_GetGlobalPointer
		(&sv_pr_state, "trace_plane_dist");
	(void *) sv_globals.trace_ent = PR_GetGlobalPointer (&sv_pr_state,
														 "trace_ent");
	(void *) sv_globals.trace_inopen = PR_GetGlobalPointer (&sv_pr_state,
															"trace_inopen");
	(void *) sv_globals.trace_inwater = PR_GetGlobalPointer (&sv_pr_state,
															 "trace_inwater");
	(void *) sv_globals.msg_entity = PR_GetGlobalPointer (&sv_pr_state,
														  "msg_entity");

	sv_funcs.main = PR_GetFunctionIndex (&sv_pr_state, "main");
	sv_funcs.StartFrame = PR_GetFunctionIndex (&sv_pr_state, "StartFrame");
	sv_funcs.PlayerPreThink = PR_GetFunctionIndex (&sv_pr_state,
												   "PlayerPreThink");
	sv_funcs.PlayerPostThink = PR_GetFunctionIndex (&sv_pr_state,
													"PlayerPostThink");
	sv_funcs.ClientKill = PR_GetFunctionIndex (&sv_pr_state, "ClientKill");
	sv_funcs.ClientConnect = PR_GetFunctionIndex (&sv_pr_state,
												  "ClientConnect");
	sv_funcs.PutClientInServer = PR_GetFunctionIndex (&sv_pr_state,
													  "PutClientInServer");
	sv_funcs.ClientDisconnect = PR_GetFunctionIndex (&sv_pr_state,
													 "ClientDisconnect");
	sv_funcs.SetNewParms = PR_GetFunctionIndex (&sv_pr_state, "SetNewParms");
	sv_funcs.SetChangeParms = PR_GetFunctionIndex (&sv_pr_state,
												   "SetChangeParms");

	sv_fields.modelindex = PR_GetFieldOffset (&sv_pr_state, "modelindex");
	sv_fields.absmin = PR_GetFieldOffset (&sv_pr_state, "absmin");
	sv_fields.absmax = PR_GetFieldOffset (&sv_pr_state, "absmax");
	sv_fields.ltime = PR_GetFieldOffset (&sv_pr_state, "ltime");
	sv_fields.movetype = PR_GetFieldOffset (&sv_pr_state, "movetype");
	sv_fields.solid = PR_GetFieldOffset (&sv_pr_state, "solid");
	sv_fields.origin = PR_GetFieldOffset (&sv_pr_state, "origin");
	sv_fields.oldorigin = PR_GetFieldOffset (&sv_pr_state, "oldorigin");
	sv_fields.velocity = PR_GetFieldOffset (&sv_pr_state, "velocity");
	sv_fields.angles = PR_GetFieldOffset (&sv_pr_state, "angles");
	sv_fields.avelocity = PR_GetFieldOffset (&sv_pr_state, "avelocity");
	sv_fields.punchangle = PR_GetFieldOffset (&sv_pr_state, "punchangle");
	sv_fields.classname = PR_GetFieldOffset (&sv_pr_state, "classname");
	sv_fields.model = PR_GetFieldOffset (&sv_pr_state, "model");
	sv_fields.frame = PR_GetFieldOffset (&sv_pr_state, "frame");
	sv_fields.skin = PR_GetFieldOffset (&sv_pr_state, "skin");
	sv_fields.effects = PR_GetFieldOffset (&sv_pr_state, "effects");
	sv_fields.mins = PR_GetFieldOffset (&sv_pr_state, "mins");
	sv_fields.maxs = PR_GetFieldOffset (&sv_pr_state, "maxs");
	sv_fields.size = PR_GetFieldOffset (&sv_pr_state, "size");
	sv_fields.touch = PR_GetFieldOffset (&sv_pr_state, "touch");
	sv_fields.use = PR_GetFieldOffset (&sv_pr_state, "use");
	sv_fields.think = PR_GetFieldOffset (&sv_pr_state, "think");
	sv_fields.blocked = PR_GetFieldOffset (&sv_pr_state, "blocked");
	sv_fields.nextthink = PR_GetFieldOffset (&sv_pr_state, "nextthink");
	sv_fields.groundentity = PR_GetFieldOffset (&sv_pr_state, "groundentity");
	sv_fields.health = PR_GetFieldOffset (&sv_pr_state, "health");
	sv_fields.frags = PR_GetFieldOffset (&sv_pr_state, "frags");
	sv_fields.weapon = PR_GetFieldOffset (&sv_pr_state, "weapon");
	sv_fields.weaponmodel = PR_GetFieldOffset (&sv_pr_state, "weaponmodel");
	sv_fields.weaponframe = PR_GetFieldOffset (&sv_pr_state, "weaponframe");
	sv_fields.currentammo = PR_GetFieldOffset (&sv_pr_state, "currentammo");
	sv_fields.ammo_shells = PR_GetFieldOffset (&sv_pr_state, "ammo_shells");
	sv_fields.ammo_nails = PR_GetFieldOffset (&sv_pr_state, "ammo_nails");
	sv_fields.ammo_rockets = PR_GetFieldOffset (&sv_pr_state, "ammo_rockets");
	sv_fields.ammo_cells = PR_GetFieldOffset (&sv_pr_state, "ammo_cells");
	sv_fields.items = PR_GetFieldOffset (&sv_pr_state, "items");
	sv_fields.takedamage = PR_GetFieldOffset (&sv_pr_state, "takedamage");
	sv_fields.chain = PR_GetFieldOffset (&sv_pr_state, "chain");
	sv_fields.deadflag = PR_GetFieldOffset (&sv_pr_state, "deadflag");
	sv_fields.view_ofs = PR_GetFieldOffset (&sv_pr_state, "view_ofs");
	sv_fields.button0 = PR_GetFieldOffset (&sv_pr_state, "button0");
	sv_fields.button1 = PR_GetFieldOffset (&sv_pr_state, "button1");
	sv_fields.button2 = PR_GetFieldOffset (&sv_pr_state, "button2");
	sv_fields.impulse = PR_GetFieldOffset (&sv_pr_state, "impulse");
	sv_fields.fixangle = PR_GetFieldOffset (&sv_pr_state, "fixangle");
	sv_fields.v_angle = PR_GetFieldOffset (&sv_pr_state, "v_angle");
	sv_fields.idealpitch = PR_GetFieldOffset (&sv_pr_state, "idealpitch");
	sv_fields.netname = PR_GetFieldOffset (&sv_pr_state, "netname");
	sv_fields.enemy = PR_GetFieldOffset (&sv_pr_state, "enemy");
	sv_fields.flags = PR_GetFieldOffset (&sv_pr_state, "flags");
	sv_fields.colormap = PR_GetFieldOffset (&sv_pr_state, "colormap");
	sv_fields.team = PR_GetFieldOffset (&sv_pr_state, "team");
	sv_fields.max_health = PR_GetFieldOffset (&sv_pr_state, "max_health");
	sv_fields.teleport_time = PR_GetFieldOffset (&sv_pr_state,
												 "teleport_time");
	sv_fields.armortype = PR_GetFieldOffset (&sv_pr_state, "armortype");
	sv_fields.armorvalue = PR_GetFieldOffset (&sv_pr_state, "armorvalue");
	sv_fields.waterlevel = PR_GetFieldOffset (&sv_pr_state, "waterlevel");
	sv_fields.watertype = PR_GetFieldOffset (&sv_pr_state, "watertype");
	sv_fields.ideal_yaw = PR_GetFieldOffset (&sv_pr_state, "ideal_yaw");
	sv_fields.yaw_speed = PR_GetFieldOffset (&sv_pr_state, "yaw_speed");
	sv_fields.aiment = PR_GetFieldOffset (&sv_pr_state, "aiment");
	sv_fields.goalentity = PR_GetFieldOffset (&sv_pr_state, "goalentity");
	sv_fields.spawnflags = PR_GetFieldOffset (&sv_pr_state, "spawnflags");
	sv_fields.target = PR_GetFieldOffset (&sv_pr_state, "target");
	sv_fields.targetname = PR_GetFieldOffset (&sv_pr_state, "targetname");
	sv_fields.dmg_take = PR_GetFieldOffset (&sv_pr_state, "dmg_take");
	sv_fields.dmg_save = PR_GetFieldOffset (&sv_pr_state, "dmg_save");
	sv_fields.dmg_inflictor = PR_GetFieldOffset (&sv_pr_state,
												 "dmg_inflictor");
	sv_fields.owner = PR_GetFieldOffset (&sv_pr_state, "owner");
	sv_fields.movedir = PR_GetFieldOffset (&sv_pr_state, "movedir");
	sv_fields.message = PR_GetFieldOffset (&sv_pr_state, "message");
	sv_fields.sounds = PR_GetFieldOffset (&sv_pr_state, "sounds");
	sv_fields.noise = PR_GetFieldOffset (&sv_pr_state, "noise");
	sv_fields.noise1 = PR_GetFieldOffset (&sv_pr_state, "noise1");
	sv_fields.noise2 = PR_GetFieldOffset (&sv_pr_state, "noise2");
	sv_fields.noise3 = PR_GetFieldOffset (&sv_pr_state, "noise3");
	sv_fields.dmg = PR_GetFieldOffset (&sv_pr_state, "dmg");

	// Quake 2 fields?
	sv_fields.dmgtime = ED_GetFieldIndex (&sv_pr_state, "dmgtime");
	sv_fields.air_finished = ED_GetFieldIndex (&sv_pr_state, "air_finished");
	sv_fields.pain_finished = ED_GetFieldIndex (&sv_pr_state, "pain_finished");
	sv_fields.radsuit_finished = ED_GetFieldIndex (&sv_pr_state,
												   "radsuit_finished");
	sv_fields.speed = ED_GetFieldIndex (&sv_pr_state, "speed");
	sv_fields.basevelocity = ED_GetFieldIndex (&sv_pr_state, "basevelocity");
	sv_fields.drawPercent = ED_GetFieldIndex (&sv_pr_state, "drawPercent");
	sv_fields.gravity = ED_GetFieldIndex (&sv_pr_state, "gravity");
	sv_fields.mass = ED_GetFieldIndex (&sv_pr_state, "mass");
	sv_fields.light_level = ED_GetFieldIndex (&sv_pr_state, "light_level");
	sv_fields.items2 = ED_GetFieldIndex (&sv_pr_state, "items2");
	sv_fields.pitch_speed = ED_GetFieldIndex (&sv_pr_state, "pitch_speed");

	sv_fields.rotated_bbox = ED_GetFieldIndex (&sv_pr_state, "rotated_bbox");
	sv_fields.lastruntime = ED_GetFieldIndex (&sv_pr_state, "lastruntime");

	def = PR_FindGlobal (&sv_pr_state, "newmis");
	sv_globals.newmis = def ? &G_var (&sv_pr_state, def->ofs, entity) : 0;

	EndFrame = 0;
	if ((f = ED_FindFunction (&sv_pr_state, "EndFrame")) != NULL)
		EndFrame = (func_t) (f - sv_pr_state.pr_functions);
}

void
SV_Progs_Init (void)
{
	sv_pr_state.edicts = &sv.edicts;
	sv_pr_state.num_edicts = &sv.num_edicts;
	sv_pr_state.time = &sv.time;
	sv_pr_state.reserved_edicts = &svs.maxclients;
	sv_pr_state.unlink = SV_UnlinkEdict;
	sv_pr_state.builtins = 0;
	sv_pr_state.numbuiltins = 0;
	sv_pr_state.parse_field = parse_field;
	sv_pr_state.prune_edict = prune_edict;

	SV_PR_Cmds_Init ();

	Cmd_AddCommand ("edict", ED_PrintEdict_f, "Report information on a given "
					"edict in the game. (edict (edict number))");
	Cmd_AddCommand ("edicts", ED_PrintEdicts_f,
					"Display information on all edicts in the game.");
	Cmd_AddCommand ("edictcount", ED_Count_f,
					"Display summary information on the edicts in the game.");
	Cmd_AddCommand ("profile", PR_Profile_f, "FIXME: Report information "
					"about QuakeC Stuff (\?\?\?) No Description");
}

void
SV_Progs_Init_Cvars (void)
{
	sv_progs = Cvar_Get ("sv_progs", "progs.dat", CVAR_ROM, NULL,
						 "Allows selectable game progs if you have several "
						 "of them in the gamedir");
	pr_checkextensions = Cvar_Get ("pr_checkextensions", "1", CVAR_ROM, NULL,
								   "indicate the presence of the "
								   "checkextentions qc function");

	nomonsters = Cvar_Get ("nomonsters", "0", CVAR_NONE, NULL,
						   "No Description");
	gamecfg = Cvar_Get ("gamecfg", "0", CVAR_NONE, NULL, "No Description");
	scratch1 = Cvar_Get ("scratch1", "0", CVAR_NONE, NULL, "No Description");
	scratch2 = Cvar_Get ("scratch2", "0", CVAR_NONE, NULL, "No Description");
	scratch3 = Cvar_Get ("scratch3", "0", CVAR_NONE, NULL, "No Description");
	scratch4 = Cvar_Get ("scratch4", "0", CVAR_NONE, NULL, "No Description");
	savedgamecfg = Cvar_Get ("savedgamecfg", "0", CVAR_ARCHIVE, NULL,
							 "No Description");
	saved1 = Cvar_Get ("saved1", "0", CVAR_ARCHIVE, NULL, "No Description");
	saved2 = Cvar_Get ("saved2", "0", CVAR_ARCHIVE, NULL, "No Description");
	saved3 = Cvar_Get ("saved3", "0", CVAR_ARCHIVE, NULL, "No Description");
	saved4 = Cvar_Get ("saved4", "0", CVAR_ARCHIVE, NULL, "No Description");
}