git.pond.sub.org Git - empserver/blob - src/lib/commands/desi.c

   1 /*
   2  *  Empire - A multi-player, client/server Internet based war game.
   3  *  Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
   4  *                           Ken Stevens, Steve McClure
   5  *
   6  *  This program 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 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  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.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  *  ---
  21  *
  22  *  See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
  23  *  related information and legal notices. It is expected that any future
  24  *  projects/authors will amend these files as needed.
  25  *
  26  *  ---
  27  *
  28  *  desi.c: Redesignate sectors
  29  *
  30  *  Known contributors to this file:
  31  *      Steve McClure, 1998-2000
  32  */
  33
  34 #include "misc.h"
  35 #include "player.h"
  36 #include "var.h"
  37 #include "sect.h"
  38 #include "item.h"
  39 #include "xy.h"
  40 #include "path.h"
  41 #include "nsc.h"
  42 #include "deity.h"
  43 #include "file.h"
  44 #include "nat.h"
  45 #include "optlist.h"
  46 #include "commands.h"
  47
  48 long do_desi(struct natstr *natp, s_char *sects, s_char *deschar, long int cash, int for_real);
  49
  50 int
  51 desi(void)
  52 {
  53         long cash;
  54         long cost;
  55         struct  natstr *natp;
  56
  57         natp = getnatp(player->cnum);
  58         cash = natp->nat_money;
  59         if (player->argp[2]) {
  60                 cost = do_desi(natp, player->argp[1], player->argp[2], cash, 0);
  61                 if (cost < 0)
  62                         return (int)(-cost);
  63                 if (chkmoney(cost, cash, player->argp[3]))
  64                         return RET_SYN;
  65         }
  66         return (int)do_desi(natp, player->argp[1], player->argp[2], cash, 1);
  67 }
  68
  69 long
  70 do_desi(struct natstr *natp, s_char *sects, s_char *deschar, long int cash, int for_real)
  71 {
  72         extern int opt_NO_LCMS;
  73         extern int opt_NO_HCMS;
  74         register int n;
  75         s_char  *p;
  76         int     breaksanct;
  77         int     cap_x;
  78         int     cap_y;
  79         int     des;
  80         struct  nstr_sect nstr;
  81         struct  sctstr sect;
  82         struct  sctstr check;
  83         s_char  prompt[128];
  84         s_char  buf[1024];
  85         long    cost = 0;
  86         int     changed = 0;
  87         int     warned = 0;
  88
  89         breaksanct = 0;
  90         if (!snxtsct(&nstr, sects)) {
  91                 if (for_real)
  92                         return (long)RET_SYN;
  93                 else
  94                         return (long)-RET_SYN;
  95         }
  96         cap_x = natp->nat_xcap;
  97         cap_y = natp->nat_ycap;
  98         while (!player->aborted && nxtsct(&nstr, &sect)) {
  99                 if (!player->owner)
 100                         continue;
 101                 if (!player->god) {
 102                         if (sect.sct_type == SCT_MOUNT ||
 103                             sect.sct_type == SCT_BTOWER ||
 104                             sect.sct_type == SCT_BSPAN ||
 105                             sect.sct_type == SCT_WASTE ||
 106                             sect.sct_type == SCT_PLAINS ||
 107                             (opt_NO_LCMS && sect.sct_type == SCT_LIGHT) ||
 108                             (opt_NO_HCMS && sect.sct_type == SCT_HEAVY) ||
 109                             (opt_NO_OIL && sect.sct_type == SCT_OIL) ||
 110                             (opt_NO_OIL && sect.sct_type == SCT_REFINE))
 111                                 continue;
 112                 }
 113                 sprintf(prompt, "%s %d%% %s  desig? ",
 114                         xyas(sect.sct_x, sect.sct_y, player->cnum),
 115                         sect.sct_effic, dchr[sect.sct_type].d_name);
 116                 if ((p = getstarg(deschar, prompt, buf)) == 0)
 117                         continue;
 118
 119                 if (!check_sect_ok(&sect))
 120                     continue;
 121
 122                 des = typematch(p, EF_SECTOR);
 123                 if (des < 0 || (((des == SCT_BSPAN) || (des == SCT_BTOWER)) &&
 124                                 !player->god)) {
 125                         pr("See \"info Sector-types\"\n");
 126                         if (for_real)
 127                                 return (long)RET_FAIL;
 128                         else
 129                                 return (long)-RET_FAIL;
 130                 }
 131                 if (!player->god) {
 132                         if (des == SCT_WATER || des == SCT_MOUNT ||
 133                             des == SCT_SANCT || des == SCT_PLAINS ||
 134                             (opt_NO_LCMS && des == SCT_LIGHT) ||
 135                             (opt_NO_HCMS && des == SCT_HEAVY) ||
 136                             (opt_NO_OIL && des == SCT_OIL) ||
 137                             (opt_NO_OIL && des == SCT_REFINE)) {
 138                                 pr("Only %s can make a %s!\n", cname(0),
 139                                         dchr[des].d_name);
 140                                 continue;
 141                         }
 142                         if (des == SCT_WASTE) {
 143                                 pr("Only a nuclear device (or %s) can make a %s!\n",
 144                                         cname(0), dchr[des].d_name);
 145                                 continue;
 146                         }
 147                 }
 148                 if (sect.sct_type == des && sect.sct_newtype == des)
 149                         continue;
 150                 if (sect.sct_type == SCT_SANCT)
 151                         breaksanct++;
 152                 if (sect.sct_x == cap_x && sect.sct_y == cap_y &&
 153                                 des != SCT_CAPIT && des != SCT_SANCT &&
 154                                 des != SCT_MOUNT && for_real)
 155                         pr("You have redesignated your capital!\n");
 156                 if (des == SCT_HARBR) {
 157                         for (n = 1; n <= 6; n++) {
 158                                 getsect(nstr.x + diroff[n][0],
 159                                         nstr.y + diroff[n][1], &check);
 160                                 if (check.sct_type == SCT_WATER)
 161                                         break;
 162                                 if (check.sct_type == SCT_BSPAN)
 163                                         break;
 164                                 if (check.sct_type == SCT_BTOWER)
 165                                         break;
 166                         }
 167                         if (n > 6) {
 168                                 if (for_real)
 169                                         pr("%s does not border on water.\n",
 170                                            xyas(nstr.x, nstr.y, player->cnum));
 171                                 if (player->god) {
 172                                         if (for_real)
 173                                         pr("But if it's what you want ...\n");
 174                                 } else
 175                                         continue;
 176                         }
 177                 }
 178                 if (des == SCT_BHEAD) {
 179                         for (n = 1; n <= 6; n++) {
 180                                 getsect(nstr.x + diroff[n][0],
 181                                         nstr.y + diroff[n][1], &check);
 182                                 if (check.sct_type == SCT_WATER)
 183                                         break;
 184                                 if (check.sct_type == SCT_BSPAN)
 185                                         break;
 186                                 if (check.sct_type == SCT_BTOWER)
 187                                         break;
 188                         }
 189                         if (n > 6) {
 190                                 if (for_real)
 191                                  pr("%s does not border on water.\n",
 192                                            xyas(nstr.x, nstr.y,player->cnum));
 193                                 if (player->god) {
 194                                         if (for_real)
 195                                         pr("But if it's what you want...\n");
 196                                 } else
 197                                         continue;
 198                         }
 199                 }
 200                 if (sect.sct_type == SCT_SANCT && !player->god)
 201                         continue;
 202                 n = sect.sct_type;
 203                 if ((sect.sct_newtype != des) && (sect.sct_type != des) && dchr[des].d_cost) {
 204                         if (for_real) {
 205                                 if (check_cost(!deschar, dchr[des].d_cost, cash, &warned, player->argp[3]))
 206                                         break;
 207                         } else {
 208                                 cost += dchr[des].d_cost;
 209                                 continue;
 210                         }
 211                 }
 212                 if (sect.sct_effic < 5 || player->god) {
 213                         sect.sct_type = des;
 214                         sect.sct_effic = 0;
 215                         /* No longer tear down infrasturcture
 216                         sect.sct_road = 0;
 217                         sect.sct_defense = 0;
 218                         */
 219                         changed += map_set(player->cnum, sect.sct_x, sect.sct_y,
 220                                 dchr[des].d_mnem, 0);
 221                 }
 222                 sect.sct_newtype = des;
 223                 putsect(&sect);
 224                 if (opt_EASY_BRIDGES == 0) { /* may cause a bridge fall */
 225                         if (n != SCT_BHEAD)
 226                                 continue;
 227                         bridgefall(&sect, 0);
 228                 }
 229         }
 230         if (for_real) {
 231                 if (changed)
 232                         writemap(player->cnum);
 233                 if (breaksanct)
 234                         bsanct();
 235                 return (long)RET_OK;
 236         } else {
 237                 return cost;
 238         }
 239 }