handicaps.cpp

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/*__            ___                 ***************************************
/   \          /   \          Copyright (c) 1996-2020 Freeciv21 and Freeciv
\_   \        /  __/          contributors. This file is part of Freeciv21.
 _\   \      /  /__     Freeciv21 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 3 of the  License,
       |                              or (at your option) any later version.
     _/     /\                  You should have received  a copy of the GNU
    /o)  (o/\ \_                General Public License along with Freeciv21.
    \_____/ /                     If not, see https://www.gnu.org/licenses/.
      \____/        ********************************************************/
 
#include <QBitArray>
// utility
#include "shared.h"
 
// common
#include "player.h"
 
#include "handicaps.h"
 
void handicaps_init(struct player *pplayer)
{
  if (pplayer->ai_common.handicaps != nullptr) {
    return;
  }
  pplayer->ai_common.handicaps = new QBitArray(H_LAST);
}
 
void handicaps_close(struct player *pplayer)
{
  if (pplayer->ai_common.handicaps == nullptr) {
    return;
  }
 
  delete pplayer->ai_common.handicaps;
  pplayer->ai_common.handicaps = nullptr;
}
 
void handicaps_set(struct player *pplayer, QBitArray *handicaps)
{
  *(pplayer->ai_common.handicaps) = *handicaps;
  delete handicaps;
}
 
bool has_handicap(const struct player *pplayer, enum handicap_type htype)
{
  if (is_human(pplayer)) {
    return true;
  }
 
  return pplayer->ai_common.handicaps->at(htype);
}
 
const char *handicap_desc(enum handicap_type htype, bool *inverted)
{
  *inverted = false;
  switch (htype) {
  case H_DIPLOMAT:
    return _("Doesn't build offensive diplomatic units.");
  case H_AWAY:
    return nullptr; // AI_LEVEL_AWAY has its own description
  case H_LIMITEDHUTS:
    return _("Gets reduced bonuses from huts.");
  case H_DEFENSIVE:
    return _("Prefers defensive buildings and avoids close diplomatic "
             "relations.");
  case H_EXPERIMENTAL:
    return _("THIS IS ONLY FOR TESTING OF NEW AI FEATURES! For ordinary "
             "servers, this level is no different to 'Hard'.");
  case H_RATES:
    *inverted = true;
    return _("Has no restrictions on national budget.");
  case H_TARGETS:
    *inverted = true;
    return _(
        "Can target units and cities in unseen or unexplored territory.");
  case H_HUTS:
    *inverted = true;
    return _("Knows the location of huts in unexplored territory.");
  case H_FOG:
    *inverted = true;
    return _("Can see through fog of war.");
  case H_NOPLANES:
    return _("Doesn't build air units.");
  case H_MAP:
    *inverted = true;
    return _("Has complete map knowledge, including unexplored territory.");
  case H_DIPLOMACY:
    return _("Naive at diplomacy.");
  case H_REVOLUTION:
    *inverted = true;
    return _("Can skip anarchy during revolution.");
  case H_EXPANSION:
    return _("Limits growth to match human players.");
  case H_DANGER:
    return _("Believes its cities are always under threat.");
  case H_CEASEFIRE:
    return _("Always offers cease-fire on first contact.");
  case H_NOBRIBE_WF:
    return _("Doesn't bribe worker or city founder units.");
  case H_PRODCHGPEN:
    *inverted = true;
    return _("Can change city production type without penalty.");
#ifdef FREECIV_WEB
  case H_ASSESS_DANGER_LIMITED:
    return _("Limits the distance to search for threatening enemy units.");
#endif
  case H_LAST:
    break; // fall through -- should never see this
  }
 
  // Should never reach here
  fc_assert(false);
  return nullptr;
}