/*
 * inventory.c
 *
 * This source herein may be modified and/or distributed by anybody who
 * so desires, with the following restrictions:
 *    1.)  No portion of this notice shall be removed.
 *    2.)  Credit shall not be taken for the creation of this source.
 *    3.)  This code is not to be traded, sold, or used for personal
 *         gain or profit.
 *
 */

#ifndef lint
static char sccsid[] = "@(#)inventory.c	5.2 (Berkeley) 1/2/88";
#endif /* not lint */

#include "rogue.h"

boolean is_wood[WANDS];
char *press_space = " --press space to continue--";

char *wand_materials[WAND_MATERIALS] = {
	"steel ",
	"bronze ",
	"gold ",
	"silver ",
	"copper ",
	"nickel ",
	"cobalt ",
	"tin ",
	"iron ",
	"magnesium ",
	"chrome ",
	"carbon ",
	"platinum ",
	"silicon ",
	"titanium ",

	"teak ",
	"oak ",
	"cherry ",
	"birch ",
	"pine ",
	"cedar ",
	"redwood ",
	"balsa ",
	"ivory ",
	"walnut ",
	"maple ",
	"mahogany ",
	"elm ",
	"palm ",
	"wooden "
};

char *gems[GEMS] = {
	"diamond ",
	"stibotantalite ",
	"lapi-lazuli ",
	"ruby ",
	"emerald ",
	"sapphire ",
	"amethyst ",
	"quartz ",
	"tiger-eye ",
	"opal ",
	"agate ",
	"turquoise ",
	"pearl ",
	"garnet "
};

char *syllables[MAXSYLLABLES] = {
	"blech ",
	"foo ",
	"barf ",
	"rech ",
	"bar ",
	"blech ",
	"quo ",
	"bloto ",
	"oh ",
	"caca ",
	"blorp ",
	"erp ",
	"festr ",
	"rot ",
	"slie ",
	"snorf ",
	"iky ",
	"yuky ",
	"ooze ",
	"ah ",
	"bahl ",
	"zep ",
	"druhl ",
	"flem ",
	"behil ",
	"arek ",
	"mep ",
	"zihr ",
	"grit ",
	"kona ",
	"kini ",
	"ichi ",
	"tims ",
	"ogr ",
	"oo ",
	"ighr ",
	"coph ",
	"swerr ",
	"mihln ",
	"poxi "
};

#define COMS 48

struct id_com_s {
	short com_char;
	char *com_desc;
};

struct id_com_s com_id_tab[COMS] = {
	'?',	"?       prints help",
	'r',	"r       read scroll",
	'/',	"/       identify object",
	'e',	"e       eat food",
	'h',	"h       left ",
	'w',	"w       wield a weapon",
	'j',	"j       down",
	'W',	"W       wear armor",
	'k',	"k       up",
	'T',	"T       take armor off",
	'l',	"l       right",
	'P',	"P       put on ring",
	'y',	"y       up & left",
	'R',	"R       remove ring",
	'u',	"u       up & right",
	'd',	"d       drop object",
	'b',	"b       down & left",
	'c',	"c       call object",
	'n',	"n       down & right",
	NULL,	"<SHIFT><dir>: run that way",
	')',	")       print current weapon",
	NULL,	"<CTRL><dir>: run till adjacent",
	']',	"]       print current armor",
	'f',	"f<dir>  fight till death or near death",
	'=',	"=       print current rings",
	't',	"t<dir>  throw something",
	'\001',	"^A      print Hp-raise average",
	'm',	"m<dir>  move onto without picking up",
	'z',	"z<dir>  zap a wand in a direction",
	'o',	"o       examine/set options",
	'^',	"^<dir>  identify trap type",
	'\022',	"^R      redraw screen",
	'&',	"&       save screen into 'rogue.screen'",
	's',	"s       search for trap/secret door",
	'\020',	"^P      repeat last message",
	'>',	">       go down a staircase",
	'\033',	"^[      cancel command",
	'<',	"<       go up a staircase",
	'S',	"S       save game",
	'.',	".       rest for a turn",
	'Q',	"Q       quit",
	',',	",       pick something up",
	'!',	"!       shell escape",
	'i',	"i       inventory",
	'F',	"F<dir>  fight till either of you dies",
	'I',	"I       inventory single item",
	'v',	"v       print version number",
	'q',	"q       quaff potion"
};

extern boolean wizard;
extern char *m_names[], *more;

inventory(pack, mask)
object *pack;
unsigned short mask;
{
	object *obj;
	short i = 0, j, maxlen = 0, n;
	char descs[MAX_PACK_COUNT+1][DCOLS];
	short row, col;

	obj = pack->next_object;

	if (!obj) {
		message("your pack is empty", 0);
		return;
	}
	while (obj) {
		if (obj->what_is & mask) {
			descs[i][0] = ' ';
			descs[i][1] = obj->ichar;
			descs[i][2] = ((obj->what_is & ARMOR) && obj->is_protected)
				? '}' : ')';
			descs[i][3] = ' ';
			get_desc(obj, descs[i]+4);
			if ((n = strlen(descs[i])) > maxlen) {
				maxlen = n;
			}
		i++;
		}
		obj = obj->next_object;
	}
	(void) strcpy(descs[i++], press_space);
	if (maxlen < 27) maxlen = 27;
	col = DCOLS - (maxlen + 2);

	for (row = 0; ((row < i) && (row < DROWS)); row++) {
		if (row > 0) {
			for (j = col; j < DCOLS; j++) {
				descs[row-1][j-col] = mvinch(row, j);
			}
			descs[row-1][j-col] = 0;
		}
		mvaddstr(row, col, descs[row]);
		clrtoeol();
	}
	refresh();
	wait_for_ack();

	move(0, 0);
	clrtoeol();

	for (j = 1; ((j < i) && (j < DROWS)); j++) {
		mvaddstr(j, col, descs[j-1]);
	}
}

id_com()
{
	int ch = 0;
	short i, j, k;

	while (ch != CANCEL) {
		check_message();
		message("Character you want help for (* for all):", 0);

		refresh();
		ch = getchar();

		switch(ch) {
		case LIST:
			{
				char save[(((COMS / 2) + (COMS % 2)) + 1)][DCOLS];
				short rows = (((COMS / 2) + (COMS % 2)) + 1);
				boolean need_two_screens;

				if (rows > LINES) {
					need_two_screens = 1;
					rows = LINES;
				}
				k = 0;

				for (i = 0; i < rows; i++) {
					for (j = 0; j < DCOLS; j++) {
						save[i][j] = mvinch(i, j);
					}
				}
MORE:
				for (i = 0; i < rows; i++) {
					move(i, 0);
					clrtoeol();
				}
				for (i = 0; i < (rows-1); i++) {
					if (i < (LINES-1)) {
						if (((i + i) < COMS) && ((i+i+k) < COMS)) {
							mvaddstr(i, 0, com_id_tab[i+i+k].com_desc);
						}
						if (((i + i + 1) < COMS) && ((i+i+k+1) < COMS)) {
							mvaddstr(i, (DCOLS/2),
										com_id_tab[i+i+k+1].com_desc);
						}
					}
				}
				mvaddstr(rows - 1, 0, need_two_screens ? more : press_space);
				refresh();
				wait_for_ack();

				if (need_two_screens) {
					k += ((rows-1) * 2);
					need_two_screens = 0;
					goto MORE;
				}
				for (i = 0; i < rows; i++) {
					move(i, 0);
					for (j = 0; j < DCOLS; j++) {
						addch(save[i][j]);
					}
				}
			}
			break;
		default:
			if (!pr_com_id(ch)) {
				if (!pr_motion_char(ch)) {
					check_message();
					message("unknown character", 0);
				}
			}
			ch = CANCEL;
			break;
		}
	}
}

pr_com_id(ch)
int ch;
{
	int i;

	if (!get_com_id(&i, ch)) {
		return(0);
	}
	check_message();
	message(com_id_tab[i].com_desc, 0);
	return(1);
}

get_com_id(index, ch)
int *index;
short ch;
{
	short i;

	for (i = 0; i < COMS; i++) {
		if (com_id_tab[i].com_char == ch) {
			*index = i;
			return(1);
		}
	}
	return(0);
}

pr_motion_char(ch)
int ch;
{
	if (	(ch == 'J') ||
			(ch == 'K') ||
			(ch == 'L') ||
			(ch == 'H') ||
			(ch == 'Y') ||
			(ch == 'U') ||
			(ch == 'N') ||
			(ch == 'B') ||
			(ch == '\012') ||
			(ch == '\013') ||
			(ch == '\010') ||
			(ch == '\014') ||
			(ch == '\025') ||
			(ch == '\031') ||
			(ch == '\016') ||
			(ch == '\002')) {
		char until[18], buf[DCOLS];
		int n;

		if (ch <= '\031') {
			ch += 96;
			(void) strcpy(until, "until adjascent");
		} else {
			ch += 32;
			until[0] = '\0';
		}
		(void) get_com_id(&n, ch);
		sprintf(buf, "run %s %s", com_id_tab[n].com_desc + 8, until);
		check_message();
		message(buf, 0);
		return(1);
	} else {
		return(0);
	}
}

mix_colors()
{
	short i, j, k;
	char *t;

	for (i = 0; i <= 32; i++) {
		j = get_rand(0, (POTIONS - 1));
		k = get_rand(0, (POTIONS - 1));
		t = id_potions[j].title;
		id_potions[j].title = id_potions[k].title;
		id_potions[k].title = t;
	}
}

make_scroll_titles()
{
	short i, j, n;
	short sylls, s;

	for (i = 0; i < SCROLS; i++) {
		sylls = get_rand(2, 5);
		(void) strcpy(id_scrolls[i].title, "'");

		for (j = 0; j < sylls; j++) {
			s = get_rand(1, (MAXSYLLABLES-1));
			(void) strcat(id_scrolls[i].title, syllables[s]);
		}
		n = strlen(id_scrolls[i].title);
		(void) strcpy(id_scrolls[i].title+(n-1), "' ");
	}
}

get_desc(obj, desc)
object *obj;
char *desc;
{
	char *item_name;
	struct id *id_table;
	char more_info[32];
	short i;

	if (obj->what_is == AMULET) {
		(void) strcpy(desc, "the amulet of Yendor ");
		return;
	}
	item_name = name_of(obj);

	if (obj->what_is == GOLD) {
		sprintf(desc, "%d pieces of gold", obj->quantity);
		return;
	}

	if (obj->what_is != ARMOR) {
		if (obj->quantity == 1) {
			(void) strcpy(desc, "a ");
		} else {
			sprintf(desc, "%d ", obj->quantity);
		}
	}
	if (obj->what_is == FOOD) {
		if (obj->which_kind == RATION) {
			if (obj->quantity > 1) {
				sprintf(desc, "%d rations of ", obj->quantity);
			} else {
				(void) strcpy(desc, "some ");
			}
		} else {
			(void) strcpy(desc, "a ");
		}
		(void) strcat(desc, item_name);
		goto ANA;
	}
	id_table = get_id_table(obj);

	if (wizard) {
		goto ID;
	}
	if (obj->what_is & (WEAPON | ARMOR | WAND | RING)) {
		goto CHECK;
	}

	switch(id_table[obj->which_kind].id_status) {
	case UNIDENTIFIED:
CHECK:
		switch(obj->what_is) {
		case SCROL:
			(void) strcat(desc, item_name);
			(void) strcat(desc, "entitled: ");
			(void) strcat(desc, id_table[obj->which_kind].title);
			break;
		case POTION:
			(void) strcat(desc, id_table[obj->which_kind].title);
			(void) strcat(desc, item_name);
			break;
		case WAND:
		case RING:
			if (obj->identified ||
			(id_table[obj->which_kind].id_status == IDENTIFIED)) {
				goto ID;
			}
			if (id_table[obj->which_kind].id_status == CALLED) {
				goto CALL;
			}
			(void) strcat(desc, id_table[obj->which_kind].title);
			(void) strcat(desc, item_name);
			break;
		case ARMOR:
			if (obj->identified) {
				goto ID;
			}
			(void) strcpy(desc, id_table[obj->which_kind].title);
			break;
		case WEAPON:
			if (obj->identified) {
				goto ID;
			}
			(void) strcat(desc, name_of(obj));
			break;
		}
		break;
	case CALLED:
CALL:	switch(obj->what_is) {
		case SCROL:
		case POTION:
		case WAND:
		case RING:
			(void) strcat(desc, item_name);
			(void) strcat(desc, "called ");
			(void) strcat(desc, id_table[obj->which_kind].title);
			break;
		}
		break;
	case IDENTIFIED:
ID:		switch(obj->what_is) {
		case SCROL:
		case POTION:
			(void) strcat(desc, item_name);
			(void) strcat(desc, id_table[obj->which_kind].real);
			break;
		case RING:
			if (wizard || obj->identified) {
				if ((obj->which_kind == DEXTERITY) ||
					(obj->which_kind == ADD_STRENGTH)) {
					sprintf(more_info, "%s%d ", ((obj->class > 0) ? "+" : ""),
						obj->class);
					(void) strcat(desc, more_info);
				}
			}
			(void) strcat(desc, item_name);
			(void) strcat(desc, id_table[obj->which_kind].real);
			break;
		case WAND:
			(void) strcat(desc, item_name);
			(void) strcat(desc, id_table[obj->which_kind].real);
			if (wizard || obj->identified) {
				sprintf(more_info, "[%d]", obj->class);
				(void) strcat(desc, more_info);
			}
			break;
		case ARMOR:
			sprintf(desc, "%s%d ", ((obj->d_enchant >= 0) ? "+" : ""),
			obj->d_enchant);
			(void) strcat(desc, id_table[obj->which_kind].title);
			sprintf(more_info, "[%d] ", get_armor_class(obj));
			(void) strcat(desc, more_info);
			break;
		case WEAPON:
			sprintf(desc+strlen(desc), "%s%d,%s%d ",
			((obj->hit_enchant >= 0) ? "+" : ""), obj->hit_enchant,
			((obj->d_enchant >= 0) ? "+" : ""), obj->d_enchant);
			(void) strcat(desc, name_of(obj));
			break;
		}
		break;
	}
ANA:
	if (!strncmp(desc, "a ", 2)) {
		if (is_vowel(desc[2])) {
			for (i = strlen(desc) + 1; i > 1; i--) {
				desc[i] = desc[i-1];
			}
			desc[1] = 'n';
		}
	}
	if (obj->in_use_flags & BEING_WIELDED) {
		(void) strcat(desc, "in hand");
	} else if (obj->in_use_flags & BEING_WORN) {
		(void) strcat(desc, "being worn");
	} else if (obj->in_use_flags & ON_LEFT_HAND) {
		(void) strcat(desc, "on left hand");
	} else if (obj->in_use_flags & ON_RIGHT_HAND) {
		(void) strcat(desc, "on right hand");
	}
}

get_wand_and_ring_materials()
{
	short i, j;
	boolean used[WAND_MATERIALS];

	for (i = 0; i < WAND_MATERIALS; i++) {
		used[i] = 0;
	}
	for (i = 0; i < WANDS; i++) {
		do {
			j = get_rand(0, WAND_MATERIALS-1);
		} while (used[j]);
		used[j] = 1;
		(void) strcpy(id_wands[i].title, wand_materials[j]);
		is_wood[i] = (j > MAX_METAL);
	}
	for (i = 0; i < GEMS; i++) {
		used[i] = 0;
	}
	for (i = 0; i < RINGS; i++) {
		do {
			j = get_rand(0, GEMS-1);
		} while (used[j]);
		used[j] = 1;
		(void) strcpy(id_rings[i].title, gems[j]);
	}
}

single_inv(ichar)
short ichar;
{
	short ch;
	char desc[DCOLS];
	object *obj;

	ch = ichar ? ichar : pack_letter("inventory what?", ALL_OBJECTS);

	if (ch == CANCEL) {
		return;
	}
	if (!(obj = get_letter_object(ch))) {
		message("no such item.", 0);
		return;
	}
	desc[0] = ch;
	desc[1] = ((obj->what_is & ARMOR) && obj->is_protected) ? '}' : ')';
	desc[2] = ' ';
	desc[3] = 0;
	get_desc(obj, desc+3);
	message(desc, 0);
}

struct id *
get_id_table(obj)
object *obj;
{
	switch(obj->what_is) {
	case SCROL:
		return(id_scrolls);
	case POTION:
		return(id_potions);
	case WAND:
		return(id_wands);
	case RING:
		return(id_rings);
	case WEAPON:
		return(id_weapons);
	case ARMOR:
		return(id_armors);
	}
	return((struct id *) 0);
}

inv_armor_weapon(is_weapon)
boolean is_weapon;
{
	if (is_weapon) {
		if (rogue.weapon) {
			single_inv(rogue.weapon->ichar);
		} else {
			message("not wielding anything", 0);
		}
	} else {
		if (rogue.armor) {
			single_inv(rogue.armor->ichar);
		} else {
			message("not wearing anything", 0);
		}
	}
}

id_type()
{
	char *id;
	int ch;
	char buf[DCOLS];

	message("what do you want identified?", 0);

	ch = rgetchar();

	if ((ch >= 'A') && (ch <= 'Z')) {
		id = m_names[ch-'A'];
	} else if (ch < 32) {
		check_message();
		return;
	} else {
		switch(ch) {
		case '@':
			id = "you";
			break;
		case '%':
			id = "staircase";
			break;
		case '^':
			id = "trap";
			break;
		case '+':
			id = "door";
			break;
		case '-':
		case '|':
			id = "wall of a room";
			break;
		case '.':
			id = "floor";
			break;
		case '#':
			id = "passage";
			break;
		case ' ':
			id = "solid rock";
			break;
		case '=':
			id = "ring";
			break;
		case '?':
			id = "scroll";
			break;
		case '!':
			id = "potion";
			break;
		case '/':
			id = "wand or staff";
			break;
		case ')':
			id = "weapon";
			break;
		case ']':
			id = "armor";
			break;
		case '*':
			id = "gold";
			break;
		case ':':
			id = "food";
			break;
		case ',':
			id = "the Amulet of Yendor";
			break;
		default:
			id = "unknown character";
			break;
		}
	}
	check_message();
	sprintf(buf, "'%c': %s", ch, id);
	message(buf, 0);
}