universe@5: /*
universe@5:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
universe@5:  *
universe@55:  * Copyright 2016 Mike Becker. All rights reserved.
universe@5:  *
universe@5:  * Redistribution and use in source and binary forms, with or without
universe@5:  * modification, are permitted provided that the following conditions are met:
universe@5:  *
universe@5:  *   1. Redistributions of source code must retain the above copyright
universe@5:  *      notice, this list of conditions and the following disclaimer.
universe@5:  *
universe@5:  *   2. Redistributions in binary form must reproduce the above copyright
universe@5:  *      notice, this list of conditions and the following disclaimer in the
universe@5:  *      documentation and/or other materials provided with the distribution.
universe@5:  *
universe@5:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@5:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@5:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
universe@5:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
universe@5:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
universe@5:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
universe@5:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
universe@5:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
universe@5:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
universe@5:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
universe@5:  * POSSIBILITY OF SUCH DAMAGE.
universe@5:  *
universe@5:  */
universe@5: 
universe@5: #include "terminal-chess.h"
universe@5: #include "input.h"
universe@6: #include "game.h"
universe@5: #include <ncurses.h>
universe@5: 
universe@6: static int client_connect(Server *server, char *host, char *port) {
universe@6:     if (net_find(server, host, port)) {
universe@34:         addstr("Can't find server");
universe@6:         return 1;
universe@5:     }
universe@5: 
universe@6:     if (net_connect(server)) {
universe@34:         addstr("Can't connect to server");
universe@6:         return 1;
universe@5:     }
universe@6:     
universe@6:     return 0;
universe@6: }
universe@5: 
universe@6: static int client_handshake(Server *server) {
universe@6:     if (net_recieve_code(server->fd) != NETCODE_VERSION) {
universe@34:         addstr("Server uses an incompatible software version.");
universe@6:         return 1;
universe@5:     } else {
universe@6:         net_send_code(server->fd, NETCODE_VERSION);
universe@5:     }
universe@5: 
universe@5:     printw("Connection established!\n\n");
universe@5:     refresh();
universe@6:     
universe@6:     return 0;
universe@6: }
universe@5: 
universe@6: int client_run(Settings *settings) {
universe@6:     Server server;
universe@6: 
universe@6:     if (client_connect(&server, settings->serverhost, settings->port)) {
universe@6:         net_destroy(&server);
universe@59:         return 1;
universe@6:     }
universe@6: 
universe@6:     if (client_handshake(&server)) {
universe@6:         net_destroy(&server);
universe@59:         return 1;
universe@6:     }
universe@6: 
universe@51:     uint8_t code = net_recieve_code(server.fd);
universe@51:     if (code == NETCODE_GAMEINFO) {
universe@64:         /* Start new game */
universe@51:         net_recieve_data(server.fd, &(settings->gameinfo), sizeof(GameInfo));
universe@5:         dump_gameinfo(&(settings->gameinfo));
universe@7:         if (prompt_yesno("Accept challenge")) {
universe@6:             net_send_code(server.fd, NETCODE_ACCEPT);
universe@6:             game_start(settings, server.fd);
universe@5:         } else {
universe@6:             net_send_code(server.fd, NETCODE_DECLINE);
universe@5:         }
universe@51:     } else if (code == NETCODE_PGNDATA) {
universe@51:         net_recieve_data(server.fd, &(settings->gameinfo), sizeof(GameInfo));
universe@51:         dump_gameinfo(&(settings->gameinfo));
universe@51:         uint16_t mc;
universe@51:         net_recieve_data(server.fd, &mc, sizeof(mc));
universe@51:         Move *moves = calloc(mc, sizeof(Move));
universe@51:         net_recieve_data(server.fd, moves, mc*sizeof(Move));
universe@51:         GameState continuegame;
universe@51:         gamestate_init(&continuegame);
universe@51:         for (size_t i = 0 ; i < mc ; i++) {
universe@51:             apply_move(&continuegame, &(moves[i]));
universe@51:         }
universe@51:         free(moves);
universe@51:         addch('\n');
universe@51:         dump_moveinfo(&continuegame);
universe@51:         if (prompt_yesno(
universe@51:                 "\n\nServer wants to continue a game. Accept challenge")) {
universe@51:             net_send_code(server.fd, NETCODE_ACCEPT);
universe@51:             game_continue(settings, server.fd, &continuegame);
universe@51:         } else {
universe@51:             net_send_code(server.fd, NETCODE_DECLINE);
universe@51:         }
universe@5:     } else {
universe@34:         addstr("Server sent invalid gameinfo.");
universe@6:         net_destroy(&server);
universe@59:         return 1;
universe@5:     }
universe@5:     
universe@5:     net_destroy(&server);
universe@59:     return 0;
universe@5: }