2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2014, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
6 * Empire is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
27 * scut.c: Scuttle ships, planes or land units
29 * Known contributors to this file:
30 * Markus Armbruster, 2004-2014
41 static int scuttle_tradeship(struct shpstr *);
47 union empobj_storage item;
55 if (!(p = getstarg(player->argp[1], "Ship, land, or plane? ", buf)))
68 pr("Ships, land units, or planes only! (s, l, p)\n");
72 if (!snxtitem(&ni, type, player->argp[2], NULL))
75 while (nxtitem(&ni, &item)) {
80 snprintf(prompt, sizeof(prompt), "Really scuttle %d %s%s [n]? ",
81 n, ef_nameof(type), splur(n));
86 while (nxtitem(&ni, &item)) {
90 if (ontradingblock(type, &item.ship)) {
91 pr("You cannot scuttle an item on the trading block!\n");
96 if (type == EF_SHIP) {
97 mp = &mchr[(int)item.ship.shp_type];
98 if (mp->m_flags & M_TRADE) {
99 if (!scuttle_tradeship(&item.ship))
102 } else if (type == EF_LAND) {
103 if (item.land.lnd_ship >= 0) {
104 pr("%s is on a ship, and cannot be scuttled!\n",
109 pr("%s scuttled in %s\n",
110 unit_nameof(&item.gen),
111 xyas(item.gen.x, item.gen.y, player->cnum));
112 getsect(item.gen.x, item.gen.y, §);
113 if (sect.sct_own == item.gen.own)
114 unit_drop_cargo(&item.gen, sect.sct_own);
116 put_empobj(type, item.gen.uid, &item.gen);
123 scuttle_tradeship(struct shpstr *sp)
133 mp = &mchr[(int)sp->shp_type];
134 getsect(sp->shp_x, sp->shp_y, §);
135 if (sect.sct_own && sect.sct_type == SCT_HARBR && sect.sct_effic >= 2
136 && relations_with(sect.sct_own, sp->shp_own) >= FRIENDLY) {
137 dist = mapdist(sp->shp_x, sp->shp_y,
138 sp->shp_orig_x, sp->shp_orig_y);
139 /* Don't disclose distance to to pirates */
140 if (player->cnum == sp->shp_orig_own)
141 pr("%s has gone %d sects\n", prship(sp), dist);
142 if (dist < trade_1_dist)
144 else if (dist < trade_2_dist)
145 cash = 1.0 + trade_1 * dist;
146 else if (dist < trade_3_dist)
147 cash = 1.0 + trade_2 * dist;
149 cash = 1.0 + trade_3 * dist;
151 cash *= sp->shp_effic / 100.0;
153 if (sect.sct_own != sp->shp_own) {
154 ally_cash = cash * trade_ally_cut;
155 cash *= (1.0 + trade_ally_bonus);
159 if (!cash && (dist < 0 || sp->shp_own == sp->shp_orig_own)) {
160 pr("You won't get any money if you scuttle in %s!",
161 xyas(sp->shp_x, sp->shp_y, player->cnum));
162 sprintf(buf, "Are you sure you want to scuttle %s? ", prship(sp));
166 player->dolcost -= cash;
169 np = getnatp(sect.sct_own);
170 np->nat_money += ally_cash;
173 "Trade with %s nets you $%d at %s\n",
175 (int)ally_cash, xyas(sect.sct_x, sect.sct_y, sect.sct_own));
176 if (sp->shp_own != sp->shp_orig_own)
177 nreport(sp->shp_own, N_PIRATE_TRADE, sp->shp_orig_own, 1);
179 nreport(sp->shp_own, N_TRADE, sect.sct_own, 1);
180 } else if (sp->shp_own != sp->shp_orig_own)
181 nreport(sp->shp_own, N_PIRATE_KEEP, sp->shp_orig_own, 1);