/***************************************************************************
 *  Original Diku Mud copyright (C) 1990, 1991 by Sebastian Hammer,        *
 *  Michael Seifert, Hans Henrik St{rfeldt, Tom Madsen, and Katja Nyboe.   *
 *                                                                         *
 *  Merc Diku Mud improvments copyright (C) 1992, 1993 by Michael          *
 *  Chastain, Michael Quan, and Mitchell Tse.                              *
 *                                                                         *
 *  In order to use any part of this Merc Diku Mud, you must comply with   *
 *  both the original Diku license in 'license.doc' as well the Merc       *
 *  license in 'license.txt'.  In particular, you may not remove either of *
 *  these copyright notices.                                               *
 *                                                                         *
 *  Much time and thought has gone into this software and you are          *
 *  benefitting.  We hope that you share your changes too.  What goes      *
 *  around, comes around.                                                  *
 ***************************************************************************/

/***************************************************************************
*	ROM 2.4 is copyright 1993-1998 Russ Taylor			   *
*	ROM has been brought to you by the ROM consortium		   *
*	    Russ Taylor (rtaylor@hypercube.org)				   *
*	    Gabrielle Taylor (gtaylor@hypercube.org)			   *
*	    Brian Moore (zump@rom.org)					   *
*	By using this code, you have agreed to follow the terms of the	   *
*	ROM license, in the file Rom24/doc/rom.license			   *
***************************************************************************/

#if defined(macintosh)
#include <types.h>
#else
#include <sys/types.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "merc.h"
#include "interp.h"
#include "magic.h"


extern char *target_name;

void spell_farsight( int sn, int level, CHAR_DATA *ch, void *vo,int target)
{
    if (IS_AFFECTED(ch,AFF_BLIND))
    {
        send_to_char("Maybe it would help if you could see?\n\r",ch);
        return;
    }
 
    do_function(ch, &do_scan, target_name);
}


void spell_portal( int sn, int level, CHAR_DATA *ch, void *vo,int target)
{
    CHAR_DATA *victim;
    OBJ_DATA *portal, *stone;

        if ( ( victim = get_char_world( ch, target_name ) ) == NULL
    ||   victim == ch
    ||   victim->in_room == NULL
    ||   !can_see_room(ch,victim->in_room)
    ||   IS_SET(victim->in_room->room_flags, ROOM_SAFE)
    ||   IS_SET(victim->in_room->room_flags, ROOM_PRIVATE)
    ||   IS_SET(victim->in_room->room_flags, ROOM_SOLITARY)
    ||   IS_SET(victim->in_room->room_flags, ROOM_NO_RECALL)
    ||   IS_SET(ch->in_room->room_flags, ROOM_NO_RECALL)
    ||   victim->level >= level + 3
    ||   (!IS_NPC(victim) && victim->level >= LEVEL_HERO)  /* NOT trust */
    ||   (IS_NPC(victim) && IS_SET(victim->imm_flags,IMM_SUMMON))
    ||   (IS_NPC(victim) && saves_spell( level, victim,DAM_NONE) ) 
    ||	(is_clan(victim) && !is_same_clan(ch,victim)))
    {
        send_to_char( "You failed.\n\r", ch );
        return;
    }   

    stone = get_eq_char(ch,WEAR_HOLD);
    if (!IS_IMMORTAL(ch) 
    &&  (stone == NULL || stone->item_type != ITEM_WARP_STONE))
    {
	send_to_char("You lack the proper component for this spell.\n\r",ch);
	return;
    }

    if (stone != NULL && stone->item_type == ITEM_WARP_STONE)
    {
     	act("You draw upon the power of $p.",ch,stone,NULL,TO_CHAR);
     	act("It flares brightly and vanishes!",ch,stone,NULL,TO_CHAR);
     	extract_obj(stone);
    }

    portal = create_object(get_obj_index(OBJ_VNUM_PORTAL),0);
    portal->timer = 2 + level / 25; 
    portal->value[3] = victim->in_room->vnum;

    obj_to_room(portal,ch->in_room);

    act("$p rises up from the ground.",ch,portal,NULL,TO_ROOM);
    act("$p rises up before you.",ch,portal,NULL,TO_CHAR);
}

void spell_nexus( int sn, int level, CHAR_DATA *ch, void *vo, int target)
{
    CHAR_DATA *victim;
    OBJ_DATA *portal, *stone;
    ROOM_INDEX_DATA *to_room, *from_room;

    from_room = ch->in_room;
 
        if ( ( victim = get_char_world( ch, target_name ) ) == NULL
    ||   victim == ch
    ||   (to_room = victim->in_room) == NULL
    ||   !can_see_room(ch,to_room) || !can_see_room(ch,from_room)
    ||   IS_SET(to_room->room_flags, ROOM_SAFE)
    ||	 IS_SET(from_room->room_flags,ROOM_SAFE)
    ||   IS_SET(to_room->room_flags, ROOM_PRIVATE)
    ||   IS_SET(to_room->room_flags, ROOM_SOLITARY)
    ||   IS_SET(to_room->room_flags, ROOM_NO_RECALL)
    ||   IS_SET(from_room->room_flags,ROOM_NO_RECALL)
    ||   victim->level >= level + 3
    ||   (!IS_NPC(victim) && victim->level >= LEVEL_HERO)  /* NOT trust */
    ||   (IS_NPC(victim) && IS_SET(victim->imm_flags,IMM_SUMMON))
    ||   (IS_NPC(victim) && saves_spell( level, victim,DAM_NONE) ) 
    ||	 (is_clan(victim) && !is_same_clan(ch,victim)))
    {
        send_to_char( "You failed.\n\r", ch );
        return;
    }   
 
    stone = get_eq_char(ch,WEAR_HOLD);
    if (!IS_IMMORTAL(ch)
    &&  (stone == NULL || stone->item_type != ITEM_WARP_STONE))
    {
        send_to_char("You lack the proper component for this spell.\n\r",ch);
        return;
    }
 
    if (stone != NULL && stone->item_type == ITEM_WARP_STONE)
    {
        act("You draw upon the power of $p.",ch,stone,NULL,TO_CHAR);
        act("It flares brightly and vanishes!",ch,stone,NULL,TO_CHAR);
        extract_obj(stone);
    }

    /* portal one */ 
    portal = create_object(get_obj_index(OBJ_VNUM_PORTAL),0);
    portal->timer = 1 + level / 10;
    portal->value[3] = to_room->vnum;
 
    obj_to_room(portal,from_room);
 
    act("$p rises up from the ground.",ch,portal,NULL,TO_ROOM);
    act("$p rises up before you.",ch,portal,NULL,TO_CHAR);

    /* no second portal if rooms are the same */
    if (to_room == from_room)
	return;

    /* portal two */
    portal = create_object(get_obj_index(OBJ_VNUM_PORTAL),0);
    portal->timer = 1 + level/10;
    portal->value[3] = from_room->vnum;

    obj_to_room(portal,to_room);

    if (to_room->people != NULL)
    {
	act("$p rises up from the ground.",to_room->people,portal,NULL,TO_ROOM);
	act("$p rises up from the ground.",to_room->people,portal,NULL,TO_CHAR);
    }
}

/* new spells added below here */

void spell_iceshield( int sn, int level, CHAR_DATA *ch, void *vo, int target)
{
    CHAR_DATA *victim = (CHAR_DATA *) vo;
    AFFECT_DATA af;

    if (IS_SHIELDED(victim, SHD_ICE))
    {
	if(victim == ch)
	    send_to_char("You are already surrounded by an {Cicy{x shield.\n\r", ch);
	else
	    act("$N is already surrounded by an {Cicy{x shield.",ch,NULL,victim,TO_CHAR);
	return;
    }

    if (IS_NPC(victim))
    {
	send_to_char("You failed.\n\r", ch);
	return;
    }

/*
    if ( (skill_table[sn].skill_level[victim->class] > LEVEL_HERO)
	&& (victim->level < LEVEL_IMMORTAL) )
    {
	send_to_char("You are surrounded by an {Cicy{x shield.\n\r", victim);
	act("$n is surrounded by an {Cicy{x shield.",victim, NULL,NULL,TO_ROOM);
	send_to_char("Your {Cicy{x shield quickly melts away.\n\r", victim);
	act("$n's {Cicy{x shield quickly melts away.",victim, NULL,NULL,TO_ROOM);
	return;
    }
*/

    af.where     = TO_SHIELDS;
    af.type      = sn;
    af.level     = level;
    af.duration  = level/6;
    af.location  = APPLY_NONE;
    af.modifier  = 0;
    af.bitvector = SHD_ICE;

   affect_to_char(victim, &af);
   send_to_char("You are surrounded by an {Cicy{x shield.\n\r", victim);
   act("$n is surrounded by an {Cicy{x shield.",victim, NULL,NULL,TO_ROOM);
   return;
}

void spell_fireshield(int sn, int level, CHAR_DATA *ch, void *vo, int target)
{
   
    CHAR_DATA *victim = (CHAR_DATA *) vo;
    AFFECT_DATA af;

    if (IS_SHIELDED(victim, SHD_FIRE))
    {
	if (victim == ch)
	    send_to_char("You are already surrounded by a {Rfirey{x shield.\r\n", ch);
	else
	    act("$N is already surrounded by a {Rfiery{x shield.",ch,NULL,victim,TO_CHAR);
	return;
    }

    if (IS_NPC(victim))
    {
	send_to_char("You failed.\n\r", ch);
	return;
    }

/*
    if ( (skill_table[sn].skill_level[victim->class] > LEVEL_HERO)
	&& (victim->level < LEVEL_IMMORTAL) )
    {
	send_to_char("You are surrounded by a {Rfiery{x shield.\n\r", victim);
	act("$n is surrounded by a {Rfiery{x shield.",victim, NULL,NULL,TO_ROOM);
	send_to_char("Your {Rfirey{x shield gutters out.\n\r", victim);
	act("$n's {Rfirey{x shield gutters out.",victim, NULL,NULL,TO_ROOM);
	return;
    }
*/

    af.where     = TO_SHIELDS;
    af.type      = sn;
    af.level     = level;
    af.duration  = level/6;
    af.location  = APPLY_NONE;
    af.modifier  = 0;
    af.bitvector = SHD_FIRE;

    affect_to_char(victim, &af);
    send_to_char("You are surrounded by a {Rfiery{x shield.\n\r", victim);
    act("$n is surrounded by a {Rfiery{x shield.",victim, NULL,NULL,TO_ROOM);
    return;

}

void spell_shockshield(int sn, int level, CHAR_DATA *ch, void *vo, int target)
{

    CHAR_DATA *victim = (CHAR_DATA *) vo;
    AFFECT_DATA af;

    if (IS_SHIELDED(victim, SHD_SHOCK))
    {
	if (victim == ch)
	    send_to_char("You are already surrounded in a {Bcrackling{x shield.\n\r", ch);
	else
	    act("$N is already surrounded by a {Bcrackling{x shield.",ch, NULL, victim, TO_CHAR);
	return;
    }

    if (IS_NPC(victim))
    {
	send_to_char("You failed.\n\r", ch);
	return;
    }

/*
    if ( (skill_table[sn].skill_level[victim->class] > LEVEL_HERO)
	&& (victim->level < LEVEL_IMMORTAL) )
    {
	send_to_char("You are surrounded by a {Bcrackling{x shield.\n\r", victim);
	act("$n is surrounded by a {Bcrackling{x shield.",victim, NULL,NULL,TO_ROOM);
	send_to_char("Your {Bcrackling{x shield sizzles and fades.\n\r", victim);
	act("$n's {Bcrackling{x shield sizzles and fades.",victim, NULL,NULL,TO_ROOM);
	return;
    }
*/

    af.where     = TO_SHIELDS;
    af.type      = sn;
    af.level     = level;
    af.duration  = level/6;
    af.location  = APPLY_NONE;
    af.modifier  = 0;
    af.bitvector = SHD_SHOCK;

    affect_to_char(victim, &af);
    send_to_char("You are surrounded by a {Bcrackling{x field.\n\r",victim);
    act("$n is surrounded by a {Bcrackling{x shield.",victim, NULL,NULL, TO_ROOM);
    return;
}
/*
void spell_quest_pill( int sn, int level, CHAR_DATA *ch, void *vo,int target )
{
    CHAR_DATA *victim = (CHAR_DATA *) vo;

    if (IS_NPC(victim))
	return;

    victim->qps++;
    send_to_char( "{YYou've gained a {RQuest Point{Y!{x\n\r", victim );
    if ( ch != victim )
	send_to_char( "Ok.\n\r", ch );
    return;
}
*/