Mercurial > hg > terminal-chess / file comparison
comparison: src/game.c
src/game.c
- changeset 7
- 41468077b5bb
- parent 6
- daaf6e5b3501
- child 8
- 52d742aee695
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| 6:daaf6e5b3501 | 7:41468077b5bb |
|---|---|
| 26 * POSSIBILITY OF SUCH DAMAGE. | 26 * POSSIBILITY OF SUCH DAMAGE. |
| 27 * | 27 * |
| 28 */ | 28 */ |
| 29 | 29 |
| 30 #include "game.h" | 30 #include "game.h" |
| 31 #include "input.h" | |
| 32 #include <ncurses.h> | |
| 33 #include <string.h> | |
| 34 | |
| 35 static const uint8_t boardx = 10, boardy = 10; | |
| 36 | |
| 37 static void draw_board(Board board) { | |
| 38 | |
| 39 for (uint8_t y = 0 ; y < 8 ; y++) { | |
| 40 for (uint8_t x = 0 ; x < 8 ; x++) { | |
| 41 uint8_t col = board[y][x] & COLOR_MASK; | |
| 42 uint8_t piece = board[y][x] & PIECE_MASK; | |
| 43 char piecec = ' '; | |
| 44 switch (piece) { | |
| 45 case PAWN: piecec = 'P'; break; | |
| 46 case ROOK: piecec = 'R'; break; | |
| 47 case KNIGHT: piecec = 'N'; break; | |
| 48 case BISHOP: piecec = 'B'; break; | |
| 49 case QUEEN: piecec = 'Q'; break; | |
| 50 case KING: piecec = 'K'; break; | |
| 51 } | |
| 52 | |
| 53 attrset((col == WHITE ? A_BOLD : A_DIM) | | |
| 54 COLOR_PAIR((y&1)==(x&1) ? COL_WB : COL_BW)); | |
| 55 | |
| 56 mvaddch(boardy-y, boardx+x*3, ' '); | |
| 57 mvaddch(boardy-y, boardx+x*3+1, piecec); | |
| 58 mvaddch(boardy-y, boardx+x*3+2, ' '); | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 attrset(A_NORMAL); | |
| 63 for (uint8_t i = 0 ; i < 8 ; i++) { | |
| 64 mvaddch(boardy+1, boardx+i*3+1, 'a'+i); | |
| 65 mvaddch(boardy-i, boardx-2, '1'+i); | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 static int sendmove(int opponent) { | |
| 70 const size_t buflen = 8; | |
| 71 char move[buflen]; | |
| 72 _Bool remisrejected = FALSE; | |
| 73 | |
| 74 while (1) { | |
| 75 move(boardy+3, 0); | |
| 76 if (remisrejected) { | |
| 77 printw( | |
| 78 "Use chess notation to enter your move.\n" | |
| 79 "Remis offer rejected - type 'surr' to surrender. \n\n" | |
| 80 "Type your move: "); | |
| 81 } else { | |
| 82 printw( | |
| 83 "Use chess notation to enter your move.\n" | |
| 84 "Or type 'surr' to surrender or 'remis' to offer remis.\n\n" | |
| 85 "Type your move: "); | |
| 86 } | |
| 87 clrtoeol(); | |
| 88 refresh(); | |
| 89 getnstr(move, buflen); | |
| 90 | |
| 91 if (strncmp(move, "surr", buflen) == 0) { | |
| 92 printw("You surrendered!"); | |
| 93 net_send_code(opponent, NETCODE_SURRENDER); | |
| 94 return 1; | |
| 95 } else if (strncmp(move, "remis", buflen) == 0) { | |
| 96 if (!remisrejected) { | |
| 97 net_send_code(opponent, NETCODE_REMIS); | |
| 98 printw("Remis offer sent - waiting for acceptance..."); | |
| 99 refresh(); | |
| 100 if (net_recieve_code(opponent) == NETCODE_ACCEPT) { | |
| 101 printw("\rRemis accepted!"); | |
| 102 clrtoeol(); | |
| 103 return 1; | |
| 104 } else { | |
| 105 remisrejected = TRUE; | |
| 106 } | |
| 107 } | |
| 108 } else { | |
| 109 // TODO: validate move syntactically | |
| 110 // TODO: send move and await acceptance | |
| 111 } | |
| 112 } | |
| 113 } | |
| 114 | |
| 115 static int recvmove(int opponent) { | |
| 116 | |
| 117 while (1) { | |
| 118 move(boardy+3, 0); | |
| 119 printw("Awaiting opponent move..."); | |
| 120 clrtoeol(); | |
| 121 refresh(); | |
| 122 | |
| 123 // TODO: nonblocking | |
| 124 uint32_t code = net_recieve_code(opponent); | |
| 125 switch (code) { | |
| 126 case NETCODE_SURRENDER: | |
| 127 printw("\rYour opponent surrendered!"); | |
| 128 clrtoeol(); | |
| 129 return 1; | |
| 130 case NETCODE_REMIS: | |
| 131 if (prompt_yesno( | |
| 132 "\rYour opponent offers remis - do you accept")) { | |
| 133 printw("\rRemis accepted!"); | |
| 134 clrtoeol(); | |
| 135 net_send_code(opponent, NETCODE_ACCEPT); | |
| 136 return 1; | |
| 137 } else { | |
| 138 net_send_code(opponent, NETCODE_DECLINE); | |
| 139 } | |
| 140 break; | |
| 141 case NETCODE_MOVE: | |
| 142 // TODO: receive move | |
| 143 // TODO: validate move and accept/reject | |
| 144 return 0; | |
| 145 } | |
| 146 } | |
| 147 } | |
| 31 | 148 |
| 32 void game_start(Settings *settings, int opponent) { | 149 void game_start(Settings *settings, int opponent) { |
| 150 _Bool myturn = is_server(settings) == | |
| 151 (settings->gameinfo.servercolor == WHITE); | |
| 152 _Bool running; | |
| 33 | 153 |
| 154 Board board = { | |
| 155 {WROOK, WKNIGHT, WBISHOP, WQUEEN, WKING, WBISHOP, WKNIGHT, WROOK}, | |
| 156 {WPAWN, WPAWN, WPAWN, WPAWN, WPAWN, WPAWN, WPAWN, WPAWN}, | |
| 157 {0, 0, 0, 0, 0, 0, 0, 0}, | |
| 158 {0, 0, 0, 0, 0, 0, 0, 0}, | |
| 159 {0, 0, 0, 0, 0, 0, 0, 0}, | |
| 160 {0, 0, 0, 0, 0, 0, 0, 0}, | |
| 161 {BPAWN, BPAWN, BPAWN, BPAWN, BPAWN, BPAWN, BPAWN, BPAWN}, | |
| 162 {BROOK, BKNIGHT, BBISHOP, BQUEEN, BKING, BBISHOP, BKNIGHT, BROOK} | |
| 163 }; | |
| 164 | |
| 165 do { | |
| 166 clear(); | |
| 167 draw_board(board); | |
| 168 if (myturn) { | |
| 169 running = !sendmove(opponent); | |
| 170 } else { | |
| 171 running = !recvmove(opponent); | |
| 172 flushinp(); // flush any input the user hacked in while waiting | |
| 173 } | |
| 174 myturn ^= 1; | |
| 175 } while (running); | |
| 176 | |
| 177 mvaddstr(getmaxy(tchess_window)-1, 0, | |
| 178 "Game has ended. Press any key to leave..."); | |
| 179 getch(); | |
| 34 } | 180 } |
