/nix/store/i1aar97n7b4yf8rk94p66if25brfvvdx-gqvzl8a5pvrg3xj44q0msrndcripi8dk-source/src/scoring/yakus/ninegates.cc
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1 | | #include "scoring/yakus/ninegates.h" |
2 | | |
3 | | #include <map> |
4 | | #include <vector> |
5 | | |
6 | | #include "analysis/handnode.h" |
7 | | #include "scoring/yakus.h" |
8 | | #include "scoring/yakus/fullflush.h" |
9 | | #include "types/gamestate.h" |
10 | | #include "types/yaku.h" |
11 | | |
12 | | namespace mahjong::yaku { |
13 | | bool isNineGates(const GameState& state, int player, |
14 | 0 | const std::vector<const mahjong::Node*>& branch) { |
15 | 0 | if (state.hands.at(player).open) { |
16 | 0 | return false; |
17 | 0 | } |
18 | 0 | if (!isFullFlush(state, player, branch)) { |
19 | 0 | return false; |
20 | 0 | } |
21 | 0 | if (state.hands.at(player).open) { |
22 | 0 | return false; |
23 | 0 | } |
24 | 0 | std::map<int, int> pieces; |
25 | 0 | for (int i = 1; i < 10; i++) { |
26 | 0 | pieces.at(i) = 0; |
27 | 0 | } |
28 | 0 | bool duplicate = false; |
29 | 0 | for (const auto& piece : state.hands.at(player).live) { |
30 | 0 | if (pieces.contains(piece.getPieceNum())) { |
31 | 0 | if ((pieces[piece.getPieceNum()] != 0) && !piece.isTerminal()) { |
32 | 0 | if (duplicate) { |
33 | 0 | return false; |
34 | 0 | } |
35 | 0 | duplicate = true; |
36 | 0 | } else { |
37 | 0 | pieces[piece.getPieceNum()]++; |
38 | 0 | } |
39 | 0 | } |
40 | 0 | } |
41 | 0 | if (!duplicate) { |
42 | 0 | return false; |
43 | 0 | } |
44 | 0 | for (const auto& [piece, count] : pieces) { |
45 | 0 | if ((piece == 1 || piece == 9)) { |
46 | 0 | if (count != 3) { |
47 | 0 | return false; |
48 | 0 | } |
49 | 0 | } else if (count != 1) { |
50 | 0 | return false; |
51 | 0 | } |
52 | 0 | } |
53 | 0 | return true; |
54 | 0 | } |
55 | | |
56 | | REGISTER_YAKU({ |
57 | | .id = "ninegates", |
58 | | .name = "Nine Gates", |
59 | | .type = Yaku::kYakuman, |
60 | | .value = 1, |
61 | | .is_yaku_func = yaku::isNineGates, |
62 | | }); |
63 | | } // namespace mahjong::yaku |