git.pond.sub.org Git - empserver/blob - src/lib/commands/upgr.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  *  upgr.c: Upgrade tech of ships/planes/units
  29  *
  30  *  Known contributors to this file:
  31  *     Dave Pare, 1986
  32  *     Steve McClure, 1996-2000
  33  */
  34
  35 #include "misc.h"
  36 #include "player.h"
  37 #include "xy.h"
  38 #include "var.h"
  39 #include "ship.h"
  40 #include "land.h"
  41 #include "plane.h"
  42 #include "sect.h"
  43 #include "nat.h"
  44 #include "nsc.h"
  45 #include "file.h"
  46 #include "commands.h"
  47
  48 int
  49 upgr(void)
  50 {
  51     s_char *p;
  52     s_char buf[1024];
  53
  54     if (!(p = getstarg(player->argp[1], "Ship, land, or plane? ", buf)))
  55         return RET_SYN;
  56     switch (*p) {
  57     case 's':
  58     case 'S':
  59         return supgr();
  60     case 'p':
  61     case 'P':
  62         return pupgr();
  63     case 'l':
  64     case 'L':
  65         return lupgr();
  66     default:
  67         pr("Ships, land units or planes only!\n");
  68         return RET_SYN;
  69     }
  70     return RET_OK;
  71 }
  72
  73 int
  74 lupgr(void)
  75 {
  76         struct  sctstr sect;
  77         struct  natstr *natp;
  78         struct  nstr_item ni;
  79         struct  lndstr land;
  80         struct  lchrstr *lp;
  81         int     n;
  82         int     tlev;
  83         int     w_p_eff;
  84         int     points;
  85         int     rel;
  86         int     techdiff;
  87         long    cash;
  88
  89         if (!snxtitem(&ni, EF_LAND, player->argp[2]))
  90                 return RET_SYN;
  91         ni.flags &= ~(EFF_OWNER);
  92         natp = getnatp(player->cnum);
  93         cash = natp->nat_money;
  94         tlev = (int) natp->nat_level[NAT_TLEV];
  95         n = 0;
  96         while (nxtitem(&ni, (s_char *) &land)) {
  97                 if (land.lnd_own == 0)
  98                     continue;
  99                 getsect(land.lnd_x, land.lnd_y, &sect);
 100                 if (sect.sct_own != player->cnum)
 101                     continue;
 102                 if (sect.sct_type != SCT_HEADQ || sect.sct_effic < 60)
 103                         continue;
 104                 rel=getrel(getnatp(land.lnd_own),sect.sct_own);
 105                 if ((rel < FRIENDLY) && (sect.sct_own != land.lnd_own)){
 106                         pr("You are not on friendly terms with the owner of unit %d!\n",
 107                                 land.lnd_uid);
 108                         continue;
 109                 }
 110                 n++;
 111                 lp = &lchr[(int)land.lnd_type];
 112                 w_p_eff = ((lp->l_lcm / 2) + lp->l_hcm);
 113                 points = sect.sct_avail * 100 / w_p_eff;
 114                 if (points < 20) {
 115                     pr("Not enough available work in %s to upgrade a %s\n",
 116                                 xyas(sect.sct_x, sect.sct_y, player->cnum),
 117                                 lp->l_name);
 118                         pr(" (%d available work required)\n",
 119                                 1 + (w_p_eff * 20)/100);
 120                         continue;
 121                 }
 122                 if (land.lnd_effic < 60) {
 123                         pr("%s is too damaged to upgrade!\n", prland(&land));
 124                         continue;
 125                 }
 126                 if (land.lnd_tech >= tlev) {
 127                         pr("%s tech: %d, yours is only %d\n", prland(&land),
 128                            land.lnd_tech, tlev);
 129                         continue;
 130                 }
 131                 if (lp->l_cost * .15 + player->dolcost > cash) {
 132                         pr("You don't have enough money to upgrade %s!\n",
 133                            prland(&land));
 134                         continue;
 135                 }
 136
 137                 sect.sct_avail = (sect.sct_avail * 100 - w_p_eff * 20) / 100;
 138                 land.lnd_effic -= 35;
 139
 140                 land.lnd_tech = tlev;
 141                 techdiff = (int)(tlev - lp->l_tech);
 142
 143                 land.lnd_harden = 0;
 144                 land.lnd_mission = 0;
 145
 146                 land.lnd_att = (float)LND_ATTDEF(lp->l_att, techdiff);
 147                 land.lnd_def = (float)LND_ATTDEF(lp->l_def, techdiff);
 148                 land.lnd_vul = (int)LND_VUL(lp->l_vul, techdiff);
 149                 land.lnd_spd = (int)LND_SPD(lp->l_spd, techdiff);
 150                 land.lnd_vis = (int)LND_VIS(lp->l_vis, techdiff);
 151                 land.lnd_spy = (int)LND_SPY(lp->l_spy, techdiff);
 152                 land.lnd_rad = (int)LND_RAD(lp->l_rad, techdiff);
 153                 land.lnd_frg = (int)LND_FRG(lp->l_frg, techdiff);
 154                 land.lnd_acc = (int)LND_ACC(lp->l_acc, techdiff);
 155                 land.lnd_dam = (int)LND_DAM(lp->l_dam, techdiff);
 156                 land.lnd_ammo = (int)LND_AMM(lp->l_ammo, lp->l_dam, techdiff);
 157                 land.lnd_aaf = (int)LND_AAF(lp->l_aaf, techdiff);
 158                 land.lnd_fuelc = (int)LND_FC(lp->l_fuelc, techdiff);
 159                 land.lnd_fuelu = (int)LND_FU(lp->l_fuelu, techdiff);
 160                 land.lnd_maxlight = (int)LND_XPL(lp->l_nxlight, techdiff);
 161                 land.lnd_maxland = (int)LND_MXL(lp->l_mxland, techdiff);
 162
 163                 time(&land.lnd_access);
 164
 165                 putland(land.lnd_uid, &land);
 166                 putsect(&sect);
 167                 player->dolcost += (double) lp->l_cost * .15;
 168                 pr("%s upgraded to tech %d, at a cost of %d\n", prland(&land),
 169                    land.lnd_tech,
 170                    (int)(lp->l_cost * .15));
 171                 if (land.lnd_own != player->cnum)
 172                         wu(0,land.lnd_own,"%s upgraded by %s to tech %d, at a cost of %d\n", prland(&land),
 173                            cname(player->cnum),
 174                            land.lnd_tech, (int)(lp->l_cost * .15));
 175         }
 176         if (n == 0) {
 177                 pr("No land units\n");
 178                 return RET_SYN;
 179         }
 180         return RET_OK;
 181 }
 182
 183 int
 184 supgr(void)
 185 {
 186         struct  sctstr sect;
 187         struct  natstr *natp;
 188         struct  nstr_item ni;
 189         struct  shpstr ship;
 190         struct  mchrstr *mp;
 191         int     n;
 192         int     tlev;
 193         int     w_p_eff;
 194         int     points;
 195         int     rel;
 196         int     techdiff;
 197         long    cash;
 198
 199         if (!snxtitem(&ni, EF_SHIP, player->argp[2]))
 200                 return RET_SYN;
 201         ni.flags &= ~(EFF_OWNER);
 202         natp = getnatp(player->cnum);
 203         cash = natp->nat_money;
 204         tlev = (int) natp->nat_level[NAT_TLEV];
 205         n = 0;
 206         while (nxtitem(&ni, (s_char *) &ship)) {
 207                 if (ship.shp_own == 0)
 208                     continue;
 209                 getsect(ship.shp_x, ship.shp_y, &sect);
 210                 if (sect.sct_own != player->cnum)
 211                     continue;
 212                 if (sect.sct_type != SCT_HARBR || sect.sct_effic < 60)
 213                         continue;
 214                 rel=getrel(getnatp(ship.shp_own),sect.sct_own);
 215                 if ((rel < FRIENDLY) && (sect.sct_own != ship.shp_own)){
 216                         pr("You are not on friendly terms with the owner of ship %d!\n",
 217                                 ship.shp_uid);
 218                         continue;
 219                 }
 220                 n++;
 221                 mp = &mchr[(int)ship.shp_type];
 222                 w_p_eff = ((mp->m_lcm / 2) + mp->m_hcm);
 223                 points = sect.sct_avail * 100 / w_p_eff;
 224                 if (points < 20) {
 225                     pr("Not enough available work in %s to upgrade a %s\n",
 226                                 xyas(sect.sct_x, sect.sct_y, player->cnum),
 227                                 mp->m_name);
 228                         pr(" (%d available work required)\n",
 229                                 1 + (w_p_eff * 20)/100);
 230                         continue;
 231                 }
 232                 if (ship.shp_effic < 60) {
 233                         pr("%s is too damaged to upgrade!\n", prship(&ship));
 234                         continue;
 235                 }
 236                 if (ship.shp_tech >= tlev) {
 237                         pr("%s tech: %d, yours is only %d\n", prship(&ship),
 238                            ship.shp_tech, tlev);
 239                         continue;
 240                 }
 241                 if (mp->m_cost * .15 + player->dolcost > cash) {
 242                         pr("You don't have enough money to upgrade %s!\n",
 243                            prship(&ship));
 244                         continue;
 245                 }
 246
 247                 sect.sct_avail = (sect.sct_avail * 100 - w_p_eff * 20) / 100;
 248                 ship.shp_effic -= 35;
 249                 ship.shp_tech = tlev;
 250
 251                 techdiff = (int)(tlev - mp->m_tech);
 252                 ship.shp_armor = (short)SHP_DEF(mp->m_armor, techdiff);
 253                 ship.shp_speed = (short)SHP_SPD(mp->m_speed, techdiff);
 254                 ship.shp_visib = (short)SHP_VIS(mp->m_visib, techdiff);
 255                 ship.shp_frnge = (short)SHP_RNG(mp->m_frnge, techdiff);
 256                 ship.shp_glim = (short)SHP_FIR(mp->m_glim, techdiff);
 257
 258                 ship.shp_mission = 0;
 259                 time(&ship.shp_access);
 260
 261                 putship(ship.shp_uid, &ship);
 262                 putsect(&sect);
 263                 player->dolcost += (double) mp->m_cost * .15;
 264                 pr("%s upgraded to tech %d, at a cost of %d\n", prship(&ship),
 265                    ship.shp_tech,
 266                    (int)(mp->m_cost * .15));
 267                 if (ship.shp_own != player->cnum)
 268                         wu(0,ship.shp_own,"%s upgraded by %s to tech %d, at a cost of %d\n", prship(&ship),
 269                            cname(player->cnum),
 270                            ship.shp_tech, (int)(mp->m_cost * .15));
 271         }
 272         if (n == 0) {
 273                 pr("No ships\n");
 274                 return RET_SYN;
 275         }
 276         return RET_OK;
 277 }
 278
 279 int
 280 pupgr(void)
 281 {
 282         struct  sctstr sect;
 283         struct  natstr *natp;
 284         struct  nstr_item ni;
 285         struct  plnstr plane;
 286         struct  plchrstr *pp;
 287         int     n;
 288         int     tlev;
 289         int     w_p_eff;
 290         int     points;
 291         int     rel;
 292         int     techdiff;
 293         long    cash;
 294
 295         if (!snxtitem(&ni, EF_PLANE, player->argp[2]))
 296                 return RET_SYN;
 297         ni.flags &= ~(EFF_OWNER);
 298         natp = getnatp(player->cnum);
 299         cash = natp->nat_money;
 300         tlev = (int) natp->nat_level[NAT_TLEV];
 301         n = 0;
 302         while (nxtitem(&ni, (s_char *) &plane)) {
 303                 if (plane.pln_own == 0)
 304                         continue;
 305                 getsect(plane.pln_x, plane.pln_y, &sect);
 306                 if (sect.sct_own != player->cnum)
 307                         continue;
 308                 if (sect.sct_type != SCT_AIRPT || sect.sct_effic < 60)
 309                         continue;
 310                 rel=getrel(getnatp(plane.pln_own),sect.sct_own);
 311                 if ((rel < FRIENDLY) && (sect.sct_own != plane.pln_own)){
 312                         pr("You are not on friendly terms with the owner of plane %d!\n",
 313                                 plane.pln_uid);
 314                         continue;
 315                 }
 316                 n++;
 317                 pp = &plchr[(int)plane.pln_type];
 318                 w_p_eff = ((pp->pl_lcm / 2) + pp->pl_hcm);
 319                 points = sect.sct_avail * 100 / w_p_eff;
 320                 if (points < 20) {
 321                     pr("Not enough available work in %s to upgrade a %s\n",
 322                                 xyas(sect.sct_x, sect.sct_y, player->cnum),
 323                                 pp->pl_name);
 324                         pr(" (%d available work required)\n",
 325                                 1 + (w_p_eff * 20)/100);
 326                         continue;
 327                 }
 328                 if (plane.pln_effic < 60) {
 329                         pr("%s is too damaged to upgrade!\n", prplane(&plane));
 330                         continue;
 331                 }
 332                 if (plane.pln_tech >= tlev) {
 333                         pr("%s tech: %d, yours is only %d\n", prplane(&plane),
 334                            plane.pln_tech, tlev);
 335                         continue;
 336                 }
 337                 if (pp->pl_cost * .15 + player->dolcost > cash) {
 338                         pr("You don't have enough money to upgrade %s!\n",
 339                            prplane(&plane));
 340                         continue;
 341                 }
 342                 if (plane.pln_flags & PLN_LAUNCHED) {
 343                         pr("Plane %s is in orbit!\n", prplane(&plane));
 344                         continue;
 345                 }
 346
 347                 sect.sct_avail = (sect.sct_avail * 100 - w_p_eff * 20) / 100;
 348                 plane.pln_effic -= 35;
 349
 350                 plane.pln_tech = tlev;
 351                 techdiff = (int)(tlev - pp->pl_tech);
 352
 353                 plane.pln_mission = 0;
 354                 plane.pln_opx = 0;
 355                 plane.pln_opy = 0;
 356                 plane.pln_radius = 0;
 357                 plane.pln_harden = 0;
 358                 plane.pln_mission = 0;
 359
 360                 plane.pln_att = PLN_ATTDEF(pp->pl_att, techdiff);
 361                 plane.pln_def = PLN_ATTDEF(pp->pl_def, techdiff);
 362                 plane.pln_acc = PLN_ACC(pp->pl_acc, techdiff);
 363                 plane.pln_range = PLN_RAN(pp->pl_range, techdiff);
 364                 plane.pln_range_max = plane.pln_range;
 365                 plane.pln_load = PLN_LOAD(pp->pl_load, techdiff);
 366
 367                 time(&plane.pln_access);
 368
 369                 putplane(plane.pln_uid, &plane);
 370                 putsect(&sect);
 371                 player->dolcost += (double) pp->pl_cost * .15;
 372                 pr("%s upgraded to tech %d, at a cost of %d\n", prplane(&plane),
 373                    plane.pln_tech,
 374                    (int)(pp->pl_cost * .15));
 375                 if (plane.pln_own != player->cnum)
 376                         wu(0,plane.pln_own,"%s upgraded by %s to tech %d, at a cost of %d\n", prplane(&plane),
 377                            cname(player->cnum),
 378                            plane.pln_tech, (int)(pp->pl_cost * .15));
 379         }
 380         if (n == 0) {
 381                 pr("No planes.\n");
 382                 return RET_SYN;
 383         }
 384         return RET_OK;
 385 }
 386