int
check_trade(void)
{
int n;
struct natstr *natp;
struct trdstr trade;
union empobj_storage tg;
time_t now;
int price;
int saveid;
natid seller;
for (n = 0; gettrade(n, &trade); n++) {
if (trade.trd_unitid < 0)
continue;
if (!trade_getitem(&trade, &tg))
continue;
if (tg.gen.own == 0) {
trade.trd_owner = 0;
trade.trd_unitid = -1;
puttrade(n, &trade);
continue;
}
if (tg.gen.own != trade.trd_owner) {
logerror("Something weird, tg.gen.own != trade.trd_owner!\n");
trade.trd_owner = 0;
trade.trd_unitid = -1;
puttrade(n, &trade);
continue;
}
if (trade.trd_owner == trade.trd_maxbidder)
continue;
(void)time(&now);
if (trade.trd_markettime + TRADE_DELAY > now)
continue;
saveid = trade.trd_unitid;
seller = trade.trd_owner;
trade.trd_owner = 0;
trade.trd_unitid = -1;
if (!puttrade(n, &trade)) {
logerror("Couldn't save trade after purchase; get help!\n");
continue;
}
price = trade.trd_price;
natp = getnatp(trade.trd_maxbidder);
if (natp->nat_money < price) {
nreport(trade.trd_maxbidder, N_WELCH_DEAL, seller, 1);
wu(0, seller,
"%s tried to buy a %s #%d from you for $%.2f\n",
cname(trade.trd_maxbidder), trade_nameof(&trade, &tg.gen),
saveid, price * tradetax);
wu(0, seller, " but couldn't afford it.\n");
wu(0, seller,
" Your item was taken off the market.\n");
wu(0, trade.trd_maxbidder,
"You tried to buy %s #%d from %s for $%d\n",
trade_nameof(&trade, &tg.gen), saveid, cname(seller),
price);
wu(0, trade.trd_maxbidder, "but couldn't afford it.\n");
continue;
}
/* If we get this far, the sale will go through. */
natp->nat_money -= price;
putnat(natp);
natp = getnatp(seller);
natp->nat_money += roundavg(price * tradetax);
putnat(natp);
switch (trade.trd_type) {
case EF_NUKE:
tg.nuke.nuk_x = trade.trd_x;
tg.nuke.nuk_y = trade.trd_y;
tg.nuke.nuk_plane = -1;
break;
case EF_PLANE:
if (!pln_is_in_orbit(&tg.plane)) {
tg.plane.pln_x = trade.trd_x;
tg.plane.pln_y = trade.trd_y;
}
if (opt_MOB_ACCESS) {
tg.plane.pln_mobil = -(etu_per_update / sect_mob_neg_factor);
game_tick_to_now(&tg.plane.pln_access);
} else {
tg.plane.pln_mobil = 0;
}
tg.plane.pln_harden = 0;
tg.plane.pln_ship = -1;
tg.plane.pln_land = -1;
break;
case EF_SHIP:
break;
case EF_LAND:
tg.land.lnd_x = trade.trd_x;
tg.land.lnd_y = trade.trd_y;
if (opt_MOB_ACCESS) {
tg.land.lnd_mobil = -(etu_per_update / sect_mob_neg_factor);
game_tick_to_now(&tg.land.lnd_access);
} else {
tg.land.lnd_mobil = 0;
}
tg.land.lnd_harden = 0;
unit_drop_cargo(&tg.gen, 0);
tg.land.lnd_ship = -1;
tg.land.lnd_land = -1;
break;
default:
logerror("Bad trade type %d in trade\n", trade.trd_type);
break;
}
unit_give_away(&tg.gen, trade.trd_maxbidder, 0);
put_empobj(trade.trd_type, saveid, &tg.gen);
nreport(seller, N_MAKE_SALE, trade.trd_maxbidder, 1);
wu(0, seller, "%s bought %s #%d from you for $%.2f\n",
cname(trade.trd_maxbidder), trade_nameof(&trade, &tg.gen),
saveid, price * tradetax);
wu(0, trade.trd_maxbidder,
"The bidding is over & you bought %s #%d from %s for $%d\n",
trade_nameof(&trade, &tg.gen), saveid, cname(seller),
price);
}
return RET_OK;
}
int
scra(void)
{
struct nstr_item ni;
union empobj_storage item;
int type, n;
struct sctstr sect;
struct mchrstr *mp;
struct plchrstr *pp;
struct lchrstr *lp;
char *p;
i_type i;
char prompt[128];
char buf[1024];
float eff;
short *mvec;
int amt;
if (!(p = getstarg(player->argp[1], "Ship, land, or plane? ", buf)))
return RET_SYN;
switch (*p) {
case 's':
type = EF_SHIP;
break;
case 'p':
type = EF_PLANE;
break;
case 'l':
type = EF_LAND;
break;
default:
pr("Ships, land units, or planes only! (s, l, p)\n");
return RET_SYN;
}
if (!snxtitem(&ni, type, player->argp[2], NULL))
return RET_SYN;
n = 0;
while (nxtitem(&ni, &item)) {
if (!player->owner)
continue;
n++;
}
snprintf(prompt, sizeof(prompt), "Really scrap %d %s%s [n]? ",
n, ef_nameof(type), splur(n));
if (!confirm(prompt))
return RET_FAIL;
snxtitem_rewind(&ni);
while (nxtitem(&ni, &item)) {
if (!player->owner)
continue;
if (opt_MARKET) {
if (ontradingblock(type, &item.ship)) {
pr("You cannot scrap an item on the trading block!\n");
continue;
}
}
getsect(item.gen.x, item.gen.y, §);
if (type == EF_SHIP) {
if (!player->owner
&& relations_with(sect.sct_own, player->cnum) < FRIENDLY) {
pr("%s is not in a friendly harbor!\n",
prship(&item.ship));
continue;
}
if (sect.sct_type != SCT_HARBR || sect.sct_effic < 60) {
pr("%s is not in a 60%% efficient harbor!\n",
prship(&item.ship));
continue;
}
if (mchr[item.ship.shp_type].m_flags & M_TRADE) {
pr("WARNING: You only collect money from trade ships if you \"scuttle\" them!\n");
sprintf(prompt,
"Are you really sure that you want to scrap %s (n)? ",
prship(&item.ship));
if (!confirm(prompt)) {
pr("%s not scrapped\n", prship(&item.ship));
continue;
}
}
} else {
if (!player->owner
&& relations_with(sect.sct_own, player->cnum) != ALLIED) {
pr("%s is not in an allied sector!\n",
unit_nameof(&item.gen));
continue;
}
if (type == EF_PLANE
&& (sect.sct_type != SCT_AIRPT || sect.sct_effic < 60)) {
pr("%s is not in a 60%% efficient airfield!\n",
prplane(&item.plane));
continue;
}
}
pr("%s scrapped in %s\n",
unit_nameof(&item.gen),
xyas(item.gen.x, item.gen.y, player->cnum));
unit_drop_cargo(&item.gen, sect.sct_own);
if (type == EF_SHIP) {
eff = item.ship.shp_effic / 100.0;
mp = &mchr[(int)item.ship.shp_type];
for (i = I_NONE + 1; i <= I_MAX; i++) {
if (load_comm_ok(§, item.ship.shp_own, i,
-item.ship.shp_item[i]))
sect.sct_item[i] += item.ship.shp_item[i];
}
mvec = mp->m_mat;
if (item.ship.shp_pstage == PLG_INFECT
&& sect.sct_pstage == PLG_HEALTHY)
sect.sct_pstage = PLG_EXPOSED;
} else if (type == EF_LAND) {
eff = item.land.lnd_effic / 100.0;
lp = &lchr[(int)item.land.lnd_type];
for (i = I_NONE + 1; i <= I_MAX; i++) {
if (load_comm_ok(§, item.land.lnd_own, i,
-item.land.lnd_item[i]))
sect.sct_item[i] += item.land.lnd_item[i];
}
mvec = lp->l_mat;
if (item.land.lnd_pstage == PLG_INFECT
&& sect.sct_pstage == PLG_HEALTHY)
sect.sct_pstage = PLG_EXPOSED;
} else {
eff = item.land.lnd_effic / 100.0;
pp = &plchr[(int)item.plane.pln_type];
mvec = pp->pl_mat;
}
item.gen.effic = 0;
put_empobj(type, item.gen.uid, &item.gen);
for (i = I_NONE + 1; i <= I_MAX; i++) {
if (i == I_CIVIL || i == I_MILIT || i == I_UW)
amt = sect.sct_item[i] + mvec[i] * eff;
else
amt = sect.sct_item[i] + mvec[i] * 2 / 3 * eff;
if (amt > ITEM_MAX)
amt = ITEM_MAX;
sect.sct_item[i] = amt;
}
putsect(§);
}
return RET_OK;
}