void GameLogic::updateMoveList_() {
Command command;
for (int idx = 0; idx <= 1; idx++) {
moveList_[idx].clear();
Coordinate currentHeadCoord = worldModel_.players[idx].body.back();
Coordinate nextHeadCoord = getUpdatedHeadPosition(currentHeadCoord, Direction::UP);
if (isValidCoordinate(nextHeadCoord) &&
field_[nextHeadCoord.x][nextHeadCoord.y] == kEmpty) {
command.direction = Direction::UP;
moveList_[idx].push_back(command);
}
nextHeadCoord = getUpdatedHeadPosition(currentHeadCoord, Direction::DOWN);
if (isValidCoordinate(nextHeadCoord) &&
field_[nextHeadCoord.x][nextHeadCoord.y] == kEmpty) {
command.direction = Direction::DOWN;
moveList_[idx].push_back(command);
}
nextHeadCoord = getUpdatedHeadPosition(currentHeadCoord, Direction::LEFT);
if (isValidCoordinate(nextHeadCoord) &&
field_[nextHeadCoord.x][nextHeadCoord.y] == kEmpty) {
command.direction = Direction::LEFT;
moveList_[idx].push_back(command);
}
nextHeadCoord = getUpdatedHeadPosition(currentHeadCoord, Direction::RIGHT);
if (isValidCoordinate(nextHeadCoord) &&
field_[nextHeadCoord.x][nextHeadCoord.y] == kEmpty) {
command.direction = Direction::RIGHT;
moveList_[idx].push_back(command);
}
}
}
bool GameLogic::update(Command command, int32_t playerId) {
size_t idx = 0;
if(playerId == player1_){
idx = 0;
}
else if(playerId == player2_){
idx = 1;
}
else {
return false;
}
Coordinate nextHeadPosition = getUpdatedHeadPosition(
worldModel_.players[idx].body.back(), command.direction);
worldModel_.players[idx].body.push_back(nextHeadPosition);
if (isValidCoordinate(nextHeadPosition) &&
field_[nextHeadPosition.x][nextHeadPosition.y] == kEmpty) {
field_[nextHeadPosition.x][nextHeadPosition.y] = playerId;
}
else {
if (winner_ == std::to_string(kNoWinner)) {
winner_ = (player1_ == playerId) ? std::to_string(player2_) : std::to_string(player1_);
}
else {
winner_ = std::to_string(kNoWinner); // tie
}
hasFinished_ = true;
}
return true;
}
