void Board::get_move(bool is_2_player_game, AI &_AI,int cur_player){
Board cur_board_ = *this;
if (is_2_player_game == false && cur_player == _AI._AI_player)
place(_AI.get_move(cur_board_, cur_player,-(1<<30),(1<<30)).position, cur_player);
else{
while (readMove(cur_player) == false);
}
return;
}
void Server::play_game(int sock){
Reversi game;
AI ai;
char user_color='u';
char ai_color='u'; //u for unknown
char game_type='u'; // ==r for random ==e,m,h for easy/medium/hard ==u for unknown
string ai_move; //AI will be passed the entire board so it can play the game out as needed and return its current move.
socket_write(sock,"WELCOME\r\n");
//cout << "wrote to socket\n";
string s,upper_s;
while(true){
// read incoming command from client
// socket_write(sock,"> ");
s=socket_read(sock);
//cout << "Read String: '" << s << "'\n";
s=remove_beginning_whitespace(s);
s=remove_newlines(s);
//cout << "'" << s << "'\n";
upper_s=capitalize(s);
//cout << "Received: '" << upper_s << "'\n";
if(upper_s=="EXIT")
break;
else if(upper_s=="WHITE"){
if(game.set_current_player('w')) {
user_color = 'w';
ai_color = 'b';
socket_write(sock,"OK\n");
}
else
socket_write(sock,"ILLEGAL\n");
}
else if(upper_s=="BLACK"){
if(game.set_current_player('b')) {
user_color = 'b';
ai_color = 'w';
socket_write(sock,"OK\n");
}
else
socket_write(sock,"ILLEGAL\n");
}
else if(upper_s=="DISPLAY") {
string send_string = "OK\n\n";
send_string += game.get_state_string();
socket_write(sock, send_string);
}
else if(upper_s =="EASY" || upper_s=="MEDIUM" || upper_s=="HARD" || upper_s=="RANDOM_GAME") {
if(upper_s=="EASY") game_type='e';
else if(upper_s=="MEDIUM") game_type=='m';
else if(upper_s=="HARD") game_type='h';
else game_type='r';
socket_write(sock,"OK\n");
}
else if(upper_s=="UNDO") {
//if(game_type=='u' || user_color=='u' || ai_color=='u'){ unknown so don't allow move...}
if(game.undo())
socket_write(sock,"OK\n");
else
socket_write(sock,"ILLEGAL\n");
}
else if(upper_s=="HUMAN-AI"){
socket_write(sock,"OK\n");
}
else if(upper_s.substr(0,5)=="AI-AI"){
bool error=false;
int AI_sock;
string move, opponent_move;
string opponent_move_partial;
size_t found_index;
upper_s = upper_s.substr(6); //This will remove "AI-AI "
string server = get_word(upper_s);
int port = atoi(get_word(upper_s).c_str());
string difficulty1 = get_word(upper_s);
string difficulty2 = upper_s;
struct sockaddr_in sin;
memset(&sin,0,sizeof(sin));
sin.sin_family=AF_INET;
sin.sin_port=port;
string host=server;
//cout << "'" << port << "' '" << server << "'\n";
if(struct hostent * phe=gethostbyname(host.c_str())){
memcpy(&sin.sin_addr, phe->h_addr, phe->h_length);
}
else if ((sin.sin_addr.s_addr=inet_addr(host.c_str())) == INADDR_NONE){
error=true;
}
AI_sock=socket(AF_INET, SOCK_STREAM,0);
if(!AI_sock){
error=true;
}
if(connect(AI_sock, (struct sockaddr *)&sin, sizeof(sin))){
error=true;
}
string s;
if(error){
socket_write(sock,"ILLEGAL\n;Command is valid, but unable to connect with specified server\n");
}
else{
socket_write(sock,"OK\n");
socket_write(sock,socket_read(AI_sock));
socket_write(AI_sock,"HUMAN-AI");
socket_write(sock,"HUMAN-AI\n");
socket_write(sock,socket_read(AI_sock));
socket_write(AI_sock,"WHITE");
socket_write(sock,"WHITE\n");
socket_write(sock,socket_read(AI_sock));
game.set_current_player('w');
if(difficulty2=="EASY"){
socket_write(AI_sock,"EASY");
socket_write(sock,"EASY\n");
}
else if(difficulty2 == "MEDIUM"){
socket_write(AI_sock,"MEDIUM");
socket_write(sock,"MEDIUM\n");
}
else{
socket_write(AI_sock,"HARD");
socket_write(sock,"HARD\n");
}
socket_write(sock,socket_read(AI_sock));
while(!game.is_game_over()){
if(difficulty1=="EASY"){
move=ai.get_move(game,AI::EASY);
}
else if(difficulty1=="MEDIUM"){
move=ai.get_move(game,AI::MEDIUM);
}
else{
move=ai.get_move(game,AI::HARD);
}
game.make_move(move);
socket_write(AI_sock,move);
socket_write(sock,move + "\n");
opponent_move=socket_read(AI_sock); //Note string parsing will have to be done here.
found_index = opponent_move.find_first_of("abcdefghABCDEFGH"); //Regex not implemented in gcc4.7 so find move letter
while (found_index != string::npos){ //Check if following or previous char is move integer
if(opponent_move[found_index+1]=='1' || opponent_move[found_index+1]=='2' || opponent_move[found_index+1]=='3' || opponent_move[found_index+1]=='4' || opponent_move[found_index+1]=='5' || opponent_move[found_index+1]=='6' || opponent_move[found_index+1]=='7' || opponent_move[found_index+1]=='8'){
opponent_move_partial=opponent_move[found_index];
opponent_move_partial+=opponent_move[found_index+1];
}
else if(opponent_move[found_index-1]=='1' || opponent_move[found_index-1]=='2' || opponent_move[found_index-1]=='3' || opponent_move[found_index-1]=='4' || opponent_move[found_index-1]=='5' || opponent_move[found_index-1]=='6' || opponent_move[found_index-1]=='7' || opponent_move[found_index-1]=='8'){
opponent_move_partial=opponent_move[found_index-1];
opponent_move_partial+=opponent_move[found_index];
}
game.make_move(opponent_move_partial); //make move
found_index = opponent_move.find_first_of("abcdefghABCDEFGH",found_index+1);
}
socket_write(sock,opponent_move + "\n");
}
socket_write(sock,"\n");
}
}
else if(s[0]==';')
;// do nothing?
else if(game.make_move(s)) {
string send_string = "OK\n";
//if(game_type=='u' || user_color=='u' || ai_color=='u'){ unknown so don't allow move...}
if(!game.is_game_over()) {
if(game.get_num_moves() > 0) {
send_string += "\n";
if(game_type=='e'){
ai_move=ai.get_move(game,AI::EASY);
game.make_move(ai_move);
}
else if(game_type=='m'){
ai_move=ai.get_move(game,AI::MEDIUM);
game.make_move(ai_move);
}
else if(game_type=='h'){
ai_move=ai.get_move(game,AI::HARD);
game.make_move(ai_move);
}
else{
game.make_random_move();
}
send_string += game.get_previous_move() + "\n";
send_string += game.get_state_string();
while(game.get_current_player() == ai_color){
send_string += "\n";
if(game_type=='e'){
ai_move=ai.get_move(game,AI::EASY);
game.make_move(ai_move);
}
else if(game_type=='m'){
ai_move=ai.get_move(game,AI::MEDIUM);
game.make_move(ai_move);
}
else if(game_type=='h'){
ai_move=ai.get_move(game,AI::HARD);
game.make_move(ai_move);
}
else{
game.make_random_move();
}
send_string += game.get_previous_move() + "\n";
send_string += game.get_state_string();
}
}
else{
send_string += "\n";
send_string += game.get_previous_move() + "\n";
send_string += game.get_state_string();
}
}
socket_write(sock, send_string);
}
else{
socket_write(sock,"ILLEGAL\n");
//cout << "move is... " << s << '\n';
}
}
close(sock);
exit(0);
}