csaClient.cc
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00001 /* csaClient.cc
00002  */
00003 #include "osl/game_playing/csaClient.h"
00004 #include "osl/game_playing/gnuShogiClient.h"
00005 #include "osl/game_playing/gameState.h"
00006 #include "osl/game_playing/csaLogger.h"
00007 #include "osl/game_playing/csaStopwatch.h"
00008 #include "osl/search/moveWithComment.h"
00009 #include "osl/record/csa.h"
00010 #include "osl/record/csaIOError.h"
00011 #include "osl/container/moveStack.h"
00012 #include "osl/sennichite.h"
00013 #include "osl/misc/ctime.h"
00014 #include <boost/foreach.hpp>
00015 #include <iostream>
00016 
00017 osl::game_playing::
00018 CsaClient::CsaClient(ComputerPlayer *black, ComputerPlayer *white,
00019                      CsaLogger *l, std::istream& is, std::ostream& os)
00020   : CuiClient(black, white, l, is, os),
00021     show_move_with_comment(false), silent(false), line(128,' ')
00022 {
00023   setComputerPlayer(WHITE, true);
00024 }
00025 
00026 osl::game_playing::
00027 CsaClient::~CsaClient()
00028 {
00029 }
00030 
00031 bool osl::game_playing::
00032 CsaClient::readAndProcessCommand()
00033 {
00034   char ctime_buf[64];
00035   if (! silent) {
00036     std::cerr << "\nCsaClient start waiting ";
00037     const time_t now = time(0);
00038     std::cerr << ctime_r(&now, ctime_buf) 
00039               << state->state()
00040               << "TIME[" << time_keeper.timeElapsed(BLACK)
00041               << ":" << time_keeper.timeElapsed(WHITE)
00042               << "] ";
00043     const MoveStack& history = state->moveHistory();
00044     const vector<int>& eval_history = state->evalStack();
00045     for (int i=1; i<=8 && history.hasLastMove(i); ++i) {
00046       std::cerr << "(" << history.size() - i + 1 << ")" << record::csa::show(history.lastMove(i));
00047       if (i-1 < (int)eval_history.size() && eval_history[eval_history.size()-i])
00048         std::cerr << "<" << eval_history[eval_history.size()-i] << ">";
00049       std::cerr << " ";
00050     }
00051     std::cerr << std::endl << std::endl;
00052   }
00053   CsaStopwatch timer;
00054   std::getline(is, line);
00055   if (! silent) {
00056     std::cerr << "\nCsaClient read " << line << " ";
00057     const time_t now = time(0);
00058     std::cerr << ctime_r(&now, ctime_buf) 
00059               << std::endl;
00060   }
00061   const long op_think_time = timer.read();
00062   if (! is)
00063   {
00064     const char *message = "istream error (maybe closed)";
00065     std::cerr << message << std::cerr;
00066     logger->writeComment(message);
00067     throw EndGame();
00068   }
00069   
00070   if (line == "%TORYO")
00071   {
00072     logger->resign(state->state().turn());
00073     throw EndGame();
00074   }
00075 
00076   // TODO: %MATTA, %CHUDAN
00077   try
00078   {
00079     const Move op_move=record::csa::strToMove(line, state->state());
00080     const GameState::MoveType illegal_move = state->isIllegal(op_move);
00081     if (illegal_move)
00082     {
00083       std::cerr << "illegal move: " << line << "\n";
00084       logger->inputError(line.c_str());
00085       if (illegal_move == GameState::PAWN_DROP_FOUL)
00086         logger->writeComment("pawn drop foul");
00087       else if (illegal_move == GameState::UNSAFE_KING)
00088         logger->writeComment("unsafe king");
00089       else if (illegal_move == GameState::OTHER_INVALID)
00090         logger->writeComment("other illegal move");
00091       throw EndGame();
00092     }
00093     const Sennichite result = pushMove(MoveWithComment(op_move), op_think_time);
00094     if (! result.isNormal())
00095     {
00096       os << "%SENNICHITE" << std::endl;
00097       logger->endByRepetition(result);
00098       throw EndGame();
00099     }
00100     if (! silent) {
00101       std::cerr << state->state()
00102                 << "TIME[" << time_keeper.timeElapsed(BLACK)
00103                 << ":" << time_keeper.timeElapsed(WHITE)
00104                 << "] ";
00105       const MoveStack& history = state->moveHistory();
00106       const vector<int>& eval_history = state->evalStack();
00107       for (int i=1; i<=8 && history.hasLastMove(i); ++i) {
00108         std::cerr << "(" << history.size() - i + 1 << ")" << record::csa::show(history.lastMove(i));
00109         if (i-1 < (int)eval_history.size() && eval_history[eval_history.size()-i])
00110           std::cerr << "<" << eval_history[eval_history.size()-i] << "> ";
00111         std::cerr << " ";
00112       }
00113       std::cerr << std::endl << std::endl;
00114     }
00115   }
00116   catch (record::csa::CsaIOError&)
00117   {
00118     std::cerr << "bad input: " << line << "\n";
00119     logger->inputError(line.c_str());
00120     throw EndGame();
00121   }
00122   return false;
00123 }
00124 
00125 void osl::game_playing::
00126 CsaClient::setShowMoveWithComment(bool value)
00127 {
00128   show_move_with_comment = value;
00129 }
00130 
00131 void osl::game_playing::
00132 CsaClient::processComputerMove(const MoveWithComment& selected, 
00133                                int my_think_time)
00134 {
00135   static std::string reserved="+7776FU";
00136   const Move best_move = selected.move;
00137   if ((! best_move.isNormal())
00138       || (state->isIllegal(best_move)))
00139   {
00140     if (best_move == Move::DeclareWin())
00141     {
00142       os << "%KACHI\n";
00143       logger->endByDeclaration(state->state().turn());
00144     }
00145     else
00146     {
00147       if (best_move.isNormal()) {
00148         std::cerr << "error: prefer resign to playing illegal move " << best_move << " code " << state->isIllegal(best_move) << "\n";
00149         logger->writeComment("error: prefer abort to playing illegal move");
00150         abort();
00151       }
00152       os << "%TORYO\n";
00153       logger->resign(state->state().turn());
00154     }
00155     throw EndGame();
00156   }
00157 
00158   os << record::csa::show(best_move, reserved);
00159   if (show_move_with_comment && ! selected.moves.empty())
00160   {
00161     os << ",'* " << selected.value;
00162     BOOST_FOREACH(Move move, selected.moves)
00163     {
00164       os << " ";
00165       os << record::csa::show(move, reserved);
00166     }    
00167   }
00168   os << std::endl << std::flush;
00169 
00170   assert(isComputer(state->state().turn()));
00171 
00172   const Sennichite result = pushMove(selected, my_think_time);
00173   if (! result.isNormal())
00174   {
00175     logger->endByRepetition(result);
00176     throw EndGame();
00177   }
00178 }
00179 
00180 /* ------------------------------------------------------------------------- */
00181 // ;;; Local Variables:
00182 // ;;; mode:c++
00183 // ;;; c-basic-offset:2
00184 // ;;; End:
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