empserver/src/lib/commands/repa.c
Markus Armbruster e7c9da21e5 (loan_owed): New, factored out common code.
(coll, fina, repa, shark, disloan): Use it.
2004-08-20 08:16:34 +00:00

112 lines
3.1 KiB
C

/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* 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 the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---
*
* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
* related information and legal notices. It is expected that any future
* projects/authors will amend these files as needed.
*
* ---
*
* repa.c: repay loan from a country
*
* Known contributors to this file:
*
*/
#include <math.h>
#include "misc.h"
#include "player.h"
#include "nat.h"
#include "loan.h"
#include "news.h"
#include "file.h"
#include "commands.h"
#include "optlist.h"
int
repa(void)
{
struct lonstr loan;
struct natstr *natp;
struct natstr *loaner;
int loan_num;
long payment;
long owe;
s_char *cp;
s_char buf[1024];
if (!opt_LOANS) {
pr("Loans are not enabled.\n");
return RET_FAIL;
}
natp = getnatp(player->cnum);
cp = getstarg(player->argp[1], "Repay loan #? ", buf);
if (cp == 0)
return RET_SYN;
loan_num = atoi(cp);
if (loan_num < 0)
return RET_SYN;
if (!getloan(loan_num, &loan) || loan.l_lonee != player->cnum
|| loan.l_status != LS_SIGNED) {
pr("You don't owe anything on that loan.\n");
return RET_FAIL;
}
owe = (long)loan_owed(&loan, time(NULL));
if ((cp = getstarg(player->argp[2], "amount? ", buf)) == 0)
return RET_SYN;
if (!check_loan_ok(&loan))
return RET_FAIL;
payment = atoi(cp);
if (payment <= 0)
return RET_SYN;
if (payment > owe) {
pr("You don't owe that much.\n");
return RET_FAIL;
}
if (natp->nat_money < payment) {
pr("You only have $%ld.\n", natp->nat_money);
return RET_FAIL;
}
player->dolcost += payment;
loaner = getnatp(loan.l_loner);
loaner->nat_money += payment;
putnat(loaner);
(void)time(&loan.l_lastpay);
if (owe <= payment) {
wu(0, loan.l_loner, "Country #%d paid off loan #%d with $%ld\n",
player->cnum, loan_num, payment);
nreport(player->cnum, N_REPAY_LOAN, loan.l_loner, 1);
loan.l_status = LS_FREE;
loan.l_ldur = 0;
pr("Congratulations, you've paid off the loan!\n");
} else {
wu(0, loan.l_loner,
"Country #%d paid $%.2f on loan %d\n", player->cnum,
(double)payment, loan_num);
loan.l_amtdue = owe - payment;
loan.l_amtpaid += payment;
}
if (!putloan(loan_num, &loan)) {
pr("Can't save loan; get help!\n");
return RET_SYS;
}
return RET_OK;
}