// Ex. 7
// Evaluates hand
int evaluate_hand(card* hand) {
sort_hand(hand);
int straight_flag = is_straight(hand);
if(is_same_suit(hand)) {
if((hand[0].value == 8) && (straight_flag)) return 9; // If the 1st card is Ten and the cards form a straight, return 9 (Royal flush)
if(straight_flag) return 8; // If the cards form a straight, return 8 (Straight flush)
else return 5; // Otherwise, return 5 (Flush)
}
else if(is_four_of_a_kind(hand)) return 7;
else if(is_full_house(hand)) return 6;
else if(straight_flag) return 4;
else if(is_three_of_a_kind(hand)) return 3;
else if(is_two_pairs(hand)) return 2;
else if(has_pair(hand)) return 1;
return 0; // If none of these evaluations holds, return 0 (Bust)
}
void Evaluator::determine_strength(HandStrength *strength)
{
// sort cards descending
std::sort(all_cards.begin(), all_cards.end(), Card::greater);
// clear combination cards and kicker_cards
strength->clear_combination_cards();
strength->clear_kicker_cards();
// test for all combinations
bool isFlush;
if ((isFlush = is_flush(strength)) &&
is_straight(strength,
strength->get_combination_cards()->front()->get_suit())) {
strength->set_combination(HandStrength::STRAIGHT_FLUSH);
// check royal flush
if (strength->get_combination_cards()->front()->get_face() == Card::ACE) {
strength->set_combination(HandStrength::ROYAL_FLUSH);
}
} else if (is_X_of_a_kind(FOUR_OF_A_KIND_SIZE, strength)) {
strength->set_combination(HandStrength::FOUR_OF_A_KIND);
} else if (is_full_house(strength)) {
strength->set_combination(HandStrength::FULL_HOUSE);
} else if (isFlush) {
strength->set_combination(HandStrength::FLUSH);
} else if (is_straight(strength)) {
strength->set_combination(HandStrength:: STRAIGHT);
} else if (is_X_of_a_kind(THREE_OF_A_KIND_SIZE, strength)) {
strength->set_combination(HandStrength::TREE_OF_A_KIND);
} else if (is_two_pairs(strength)) {
strength->set_combination(HandStrength::TWO_PAIRS);
} else if (is_X_of_a_kind(PAIR_SIZE, strength)) {
strength->set_combination(HandStrength::PAIR);
} else {
strength->set_combination(HandStrength::HIGH_CARD);
strength->clear_combination_cards();
strength->add_to_combination_cards(all_cards.front());
strength->clear_kicker_cards();
for (card_it card = all_cards.begin() + 1;
card != all_cards.end() && strength->get_kicker_cards()->size() <
HandStrength::KICKER_CARDS_SIZE - 1; ++card) {
strength->add_to_kicker_cards(*card);
}
}
}
