xref: /netbsd/games/monop/houses.c (revision bf9ec67e)
1 /*	$NetBSD: houses.c,v 1.6 1999/09/08 21:17:51 jsm Exp $	*/
2 
3 /*
4  * Copyright (c) 1980, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include <sys/cdefs.h>
37 #ifndef lint
38 #if 0
39 static char sccsid[] = "@(#)houses.c	8.1 (Berkeley) 5/31/93";
40 #else
41 __RCSID("$NetBSD: houses.c,v 1.6 1999/09/08 21:17:51 jsm Exp $");
42 #endif
43 #endif /* not lint */
44 
45 #include "monop.ext"
46 
47 static const char	*names[N_MON+2];
48 static char	cur_prop[80];
49 
50 static MON	*monops[N_MON];
51 
52 static void buy_h __P((MON *));
53 static void sell_h __P((MON *));
54 static void list_cur __P((MON *));
55 /*
56  *	These routines deal with buying and selling houses
57  */
58 void
59 buy_houses()
60 {
61 	int num_mon;
62 	MON *mp;
63 	OWN *op;
64 	bool good,got_morg;
65 	int i,p;
66 
67 over:
68 	num_mon = 0;
69 	good = TRUE;
70 	got_morg = FALSE;
71 	for (op = cur_p->own_list; op && op->sqr->type != PRPTY; op = op->next)
72 		continue;
73 	while (op)
74 		if (op->sqr->desc->monop) {
75 			mp = op->sqr->desc->mon_desc;
76 			names[num_mon] = (monops[num_mon]=mp)->name;
77 			num_mon++;
78 			got_morg = good = FALSE;
79 			for (i = 0; i < mp->num_in; i++) {
80 				if (op->sqr->desc->morg)
81 					got_morg++;
82 				if (op->sqr->desc->houses != 5)
83 					good++;
84 				op = op->next;
85 			}
86 			if (!good || got_morg)
87 				--num_mon;
88 		}
89 		else
90 			op = op->next;
91 	if (num_mon == 0) {
92 		if (got_morg)
93 			printf("You can't build on mortgaged monopolies.\n");
94 		else if (!good)
95 			printf("You can't build any more.\n");
96 		else
97 			printf("But you don't have any monopolies!!\n");
98 		return;
99 	}
100 	if (num_mon == 1)
101 		buy_h(monops[0]);
102 	else {
103 		names[num_mon++] = "done";
104 		names[num_mon--] = 0;
105 		if ((p = getinp(
106 		    "Which property do you wish to buy houses for? ",
107 		    names)) == num_mon)
108 			return;
109 		buy_h(monops[p]);
110 		goto over;
111 	}
112 }
113 
114 static void
115 buy_h(mnp)
116 	MON *mnp;
117 {
118 	int i;
119 	MON *mp;
120 	int price;
121 	short input[3],temp[3];
122 	int tot;
123 	PROP *pp;
124 
125 	mp = mnp;
126 	price = mp->h_cost * 50;
127 blew_it:
128 	list_cur(mp);
129 	printf("Houses will cost $%d\n", price);
130 	printf("How many houses do you wish to buy for\n");
131 	for (i = 0; i < mp->num_in; i++) {
132 		pp = mp->sq[i]->desc;
133 over:
134 		if (pp->houses == 5) {
135 			printf("%s (H):\n", mp->sq[i]->name);
136 			input[i] = 0;
137 			temp[i] = 5;
138 			continue;
139 		}
140 		(void)sprintf(cur_prop, "%s (%d): ",
141 			mp->sq[i]->name, pp->houses);
142 		input[i] = get_int(cur_prop);
143 		temp[i] = input[i] + pp->houses;
144 		if (temp[i] > 5) {
145 			printf("That's too many.  The most you can buy is %d\n",
146 				5 - pp->houses);
147 				goto over;
148 			}
149 	}
150 	if (mp->num_in == 3 && (abs(temp[0] - temp[1]) > 1 ||
151 	    abs(temp[0] - temp[2]) > 1 || abs(temp[1] - temp[2]) > 1)) {
152 err:		printf("That makes the spread too wide.  Try again\n");
153 		goto blew_it;
154 	}
155 	else if (mp->num_in == 2 && abs(temp[0] - temp[1]) > 1)
156 		goto err;
157 	for (tot = i = 0; i < mp->num_in; i++)
158 		tot += input[i];
159 	if (tot) {
160 		printf("You asked for %d houses for $%d\n", tot, tot * price);
161 		if (getyn("Is that ok? ") == 0) {
162 			cur_p->money -= tot * price;
163 			for (tot = i = 0; i < mp->num_in; i++)
164 				mp->sq[i]->desc->houses = temp[i];
165 		}
166 	}
167 }
168 
169 /*
170  *	This routine sells houses.
171  */
172 void
173 sell_houses()
174 {
175 	int num_mon;
176 	MON *mp;
177 	OWN *op;
178 	bool good;
179 	int p;
180 
181 over:
182 	num_mon = 0;
183 	good = TRUE;
184 	for (op = cur_p->own_list; op; op = op->next)
185 		if (op->sqr->type == PRPTY && op->sqr->desc->monop) {
186 			mp = op->sqr->desc->mon_desc;
187 			names[num_mon] = (monops[num_mon]=mp)->name;
188 			num_mon++;
189 			good = 0;
190 			do
191 				if (!good && op->sqr->desc->houses != 0)
192 					good++;
193 			while (op->next && op->sqr->desc->mon_desc == mp
194 			    && (op=op->next));
195 			if (!good)
196 				--num_mon;
197 		}
198 	if (num_mon == 0) {
199 		printf("You don't have any houses to sell!!\n");
200 		return;
201 	}
202 	if (num_mon == 1)
203 		sell_h(monops[0]);
204 	else {
205 		names[num_mon++] = "done";
206 		names[num_mon--] = 0;
207 		if ((p = getinp(
208 		    "Which property do you wish to sell houses from? ",
209 		    names)) == num_mon)
210 			return;
211 		sell_h(monops[p]);
212 		notify();
213 		goto over;
214 	}
215 }
216 
217 static void
218 sell_h(mnp)
219 	MON *mnp;
220 {
221 	int i;
222 	MON *mp;
223 	int price;
224 	short input[3],temp[3];
225 	int tot;
226 	PROP *pp;
227 
228 	mp = mnp;
229 	price = mp->h_cost * 25;
230 blew_it:
231 	printf("Houses will get you $%d apiece\n", price);
232 	list_cur(mp);
233 	printf("How many houses do you wish to sell from\n");
234 	for (i = 0; i < mp->num_in; i++) {
235 		pp = mp->sq[i]->desc;
236 over:
237 		if (pp->houses == 0) {
238 			printf("%s (0):\n", mp->sq[i]->name);
239 			input[i] = temp[i] = 0;
240 			continue;
241 		}
242 		if (pp->houses < 5)
243 			(void)sprintf(cur_prop,"%s (%d): ",
244 				mp->sq[i]->name,pp->houses);
245 		else
246 			(void)sprintf(cur_prop,"%s (H): ",mp->sq[i]->name);
247 		input[i] = get_int(cur_prop);
248 		temp[i] = pp->houses - input[i];
249 		if (temp[i] < 0) {
250 			printf(
251 			    "That's too many.  The most you can sell is %d\n",
252 			    pp->houses);
253 				goto over;
254 			}
255 	}
256 	if (mp->num_in == 3 && (abs(temp[0] - temp[1]) > 1 ||
257 	    abs(temp[0] - temp[2]) > 1 || abs(temp[1] - temp[2]) > 1)) {
258 err:		printf("That makes the spread too wide.  Try again\n");
259 		goto blew_it;
260 	}
261 	else if (mp->num_in == 2 && abs(temp[0] - temp[1]) > 1)
262 		goto err;
263 	for (tot = i = 0; i < mp->num_in; i++)
264 		tot += input[i];
265 	if (tot) {
266 		printf("You asked to sell %d houses for $%d\n",tot,tot * price);
267 		if (getyn("Is that ok? ") == 0) {
268 			cur_p->money += tot * price;
269 			for (tot = i = 0; i < mp->num_in; i++)
270 				mp->sq[i]->desc->houses = temp[i];
271 		}
272 	}
273 }
274 
275 static void
276 list_cur(mp)
277 	MON *mp;
278 {
279 	int i;
280 	SQUARE *sqp;
281 
282 	for (i = 0; i < mp->num_in; i++) {
283 		sqp = mp->sq[i];
284 		if (sqp->desc->houses == 5)
285 			printf("%s (H) ", sqp->name);
286 		else
287 			printf("%s (%d) ", sqp->name, sqp->desc->houses);
288 	}
289 	putchar('\n');
290 }
291