public void roll(bowlingSymbol pin) {
chanceToRoll++;
numOfRemainedPins -= pin.getPin();
if (endOfGame) {
return;
}
setFrameSymbol(pin);
setFrameScore();
displayBoard();
}
private void setFrameSymbol(bowlingSymbol pin) {
if (frameNumber != 10) {
if ((chanceToRoll == 1) && (numOfRemainedPins == 0)) { // strike
frame.get(frameNumber - 1).addSymbol(STRIKE);
frame.get(frameNumber - 1).addSymbol(EMPTY);
frameNumber++;
chanceToRoll = 0;
numOfRemainedPins = 10;
}
if ((chanceToRoll == 1) && (numOfRemainedPins > 0)) {
frame.get(frameNumber - 1).addSymbol(pin);
}
if ((chanceToRoll == 2) && (numOfRemainedPins == 0)) {
frame.get(frameNumber - 1).addSymbol(SPARE);
frameNumber++;
chanceToRoll = 0;
numOfRemainedPins = 10;
}
if ((chanceToRoll == 2) && (numOfRemainedPins > 0)) {
// open frame
frame.get(frameNumber - 1).addSymbol(pin);
frameNumber++;
chanceToRoll = 0;
numOfRemainedPins = 10;
}
} else { // last frame (10 frame)
if (chanceToRoll == 1) {
if (numOfRemainedPins == 0) { // first chance and strike
frame.get(frameNumber - 1).addSymbol(STRIKE);
numOfRemainedPins = 10;
numRemainedChance = 2;
} else { // open frame > just one more chance to roll
frame.get(frameNumber - 1).addSymbol(pin);
numRemainedChance = 1;
}
} else if (chanceToRoll == 2) {
if (numOfRemainedPins == 0) { // spare you have additional chance
if (pin.getPin() == 10) {
frame.get(frameNumber - 1).addSymbol(STRIKE);
} else {
frame.get(frameNumber - 1).addSymbol(SPARE);
}
numOfRemainedPins = 10;
} else { // open, there is no bonus shoot (end of this game)
frame.get(frameNumber - 1).addSymbol(pin);
if (numRemainedChance == 1) { // first frame is STRIKE, you have one more chance
chanceToRoll = 0;
numOfRemainedPins = 10;
endOfGame = true;
}
}
} else if (chanceToRoll == 3) {
if (numOfRemainedPins == 0) {
if (pin.getPin() == 10) {
frame.get(frameNumber - 1).addSymbol(STRIKE);
} else {
frame.get(frameNumber - 1).addSymbol(SPARE);
}
numOfRemainedPins = 10;
} else {
frame.get(frameNumber - 1).addSymbol(pin);
chanceToRoll = 0;
numOfRemainedPins = 10;
endOfGame = true;
}
}
}
}