Import of Empire 4.2.12

This commit is contained in:
Markus Armbruster 2003-08-23 12:23:04 +00:00
commit d8b7fdfae1
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/*
* 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.
*
* ---
*
* disloan.c: Display a loan
*
* Known contributors to this file:
* Pat Loney, 1992
* Steve McClure, 1996
*/
/*
* Display a loan; there's a lot of stuff going
* on here to figure out how much people owe.
* It would be nice to change loans to work on
* some kind of payment plan...like house payments
* and such, where the bucks just get paid up each
* update or so.
*
* I'd have made this more like treaty if I weren't
* so disgusted with how it works.
*/
#include "misc.h"
#include "player.h"
#include "loan.h"
#include "nat.h"
#include "file.h"
#include "prototypes.h"
int
disloan(int n, register struct lonstr *loan)
{
time_t now;
time_t due;
time_t lastpaydate;
time_t normaltime;
time_t doubletime;
time_t accept;
double rate;
double owe;
if (loan->l_status == LS_FREE)
return 0;
if (loan->l_ldur == 0)
return 0;
if (loan->l_loner != player->cnum && loan->l_lonee != player->cnum)
return 0;
(void) time(&now);
pr("\nLoan #%d from %s to", n, cname(loan->l_loner));
pr(" %s\n", cname(loan->l_lonee));
if (loan->l_status == LS_PROPOSED) {
pr("(proposed) principal=$%d interest rate=%d%%",
loan->l_amtdue, loan->l_irate);
pr(" duration(days)=%d\n", loan->l_ldur);
if (loan->l_duedate < now) {
loan->l_status = LS_FREE;
putloan(n, loan);
pr("This offer has expired\n");
return 0;
}
accept = loan->l_lastpay + loan->l_ldur * SECS_PER_DAY;
pr("Loan must be accepted by %s", ctime(&accept));
return 1;
}
due = loan->l_duedate;
lastpaydate = loan->l_lastpay;
if (now < due) {
normaltime = now - lastpaydate;
doubletime = 0;
}
if (lastpaydate < due && due < now) {
normaltime = due - lastpaydate;
doubletime = now - due;
}
if (due < lastpaydate) {
normaltime = 0;
doubletime = now - lastpaydate;
}
rate = ((double)loan->l_irate / 100.0) / (loan->l_ldur * SECS_PER_DAY);
owe = ((double) loan->l_amtdue *
(((double) normaltime * rate + 1.0) +
((double) doubletime * rate * 2.0))) + 0.5;
pr("Amount paid to date $%d\n", loan->l_amtpaid);
pr("Amount due (if paid now) $%.2f", owe);
if (doubletime == 0) {
pr(" (if paid on due date) $%.2f\n",
loan->l_amtdue * ((due - lastpaydate) * rate + 1.0));
pr("Due date is %s", ctime(&loan->l_duedate));
} else
pr(" ** In Arrears **\n");
return 1;
}