/*      $NetBSD: morg.c,v 1.19 2012/06/19 05:35:32 dholland Exp $       */

/*
 * Copyright (c) 1980, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)morg.c      8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: morg.c,v 1.19 2012/06/19 05:35:32 dholland Exp $");
#endif
#endif /* not lint */

#include "monop.h"

/*
 *      These routines deal with mortgaging.
 */

static const char       *names[MAX_PRP+2],
                *const morg_coms[]      = {
                        "quit",         /*  0 */
                        "print",        /*  1 */
                        "where",        /*  2 */
                        "own holdings", /*  3 */
                        "holdings",     /*  4 */
                        "mortgage",     /*  5 */
                        "unmortgage",   /*  6 */
                        "buy",          /*  7 */
                        "sell",         /*  8 */
                        "card",         /*  9 */
                        "pay",          /* 10 */
                        "trade",        /* 11 */
                        "resign",       /* 12 */
                        "save game",    /* 13 */
                        "restore game", /* 14 */
                        0
                };

static short    square[MAX_PRP+2];

static int      num_good, got_houses;


static int set_mlist(void);
static void m(int);
static int set_umlist(void);
static void unm(int);

/*
 *      This routine is the command level response the mortgage command.
 * it gets the list of mortgageable property and asks which are to
 * be mortgaged.
 */
void
mortgage(void)
{
        int propnum;

        for (;;) {
                if (set_mlist() == 0) {
                        if (got_houses)
                                printf("You can't mortgage property with "
                                    "houses on it.\n");
                        else
                                printf("You don't have any un-mortgaged "
                                    "property.\n");
                        return;
                }
                if (num_good == 1) {
                        printf("Your only mortgageable property is %s\n",
                            names[0]);
                        if (getyn("Do you want to mortgage it? ") == 0)
                                m(square[0]);
                        return;
                }
                propnum = getinp("Which property do you want to mortgage? ",
                                names);
                if (propnum == num_good)
                        return;
                m(square[propnum]);
                notify();
        }
}

/*
 *      This routine sets up the list of mortgageable property
 */
static int
set_mlist(void)
{
        OWN *op;

        num_good = 0;
        for (op = cur_p->own_list; op; op = op->next)
                if (!op->sqr->desc->morg) {
                        if (op->sqr->type == PRPTY && op->sqr->desc->houses)
                                got_houses++;
                        else {
                                names[num_good] = op->sqr->name;
                                square[num_good++] = sqnum(op->sqr);
                        }
                }
        names[num_good++] = "done";
        names[num_good--] = 0;
        return num_good;
}

/*
 *      This routine actually mortgages the property.
 */
static void
m(int propnum)
{
        int price;

        price = board[propnum].cost/2;
        board[propnum].desc->morg = TRUE;
        printf("That got you $%d\n",price);
        cur_p->money += price;
}

/*
 *      This routine is the command level repsponse to the unmortgage
 * command.  It gets the list of mortgaged property and asks which are
 * to be unmortgaged.
 */
void
unmortgage(void)
{
        int propnum;

        for (;;) {
                if (set_umlist() == 0) {
                        printf("You don't have any mortgaged property.\n");
                        return;
                }
                if (num_good == 1) {
                        printf("Your only mortgaged property is %s\n",
                            names[0]);
                        if (getyn("Do you want to unmortgage it? ") == 0)
                                unm(square[0]);
                        return;
                }
                propnum = getinp("Which property do you want to unmortgage? ",
                    names);
                if (propnum == num_good)
                        return;
                unm(square[propnum]);
        }
}

/*
 *      This routine sets up the list of mortgaged property
 */
static int
set_umlist(void)
{
        OWN *op;

        num_good = 0;
        for (op = cur_p->own_list; op; op = op->next)
                if (op->sqr->desc->morg) {
                        names[num_good] = op->sqr->name;
                        square[num_good++] = sqnum(op->sqr);
                }
        names[num_good++] = "done";
        names[num_good--] = 0;
        return num_good;
}

/*
 *      This routine actually unmortgages the property
 */
static void
unm(int propnum)
{
        int price;

        price = board[propnum].cost/2;
        board[propnum].desc->morg = FALSE;
        price += price/10;
        printf("That cost you $%d\n",price);
        cur_p->money -= price;
        (void)set_umlist();
}

/*
 *      This routine forces the indebted player to fix his
 * financial woes.  It is fine to have $0 but not to be in debt.
 */
void
force_morg(void)
{
        told_em = fixing = TRUE;
        while (cur_p->money < 0) {
                told_em = FALSE;
                (*func[(getinp("How are you going to fix it up? ", morg_coms))])();
                notify();
        }
        fixing = FALSE;
}