feat: yaku validation, tenhou and chiihou

README.md

@@ -143,8 +143,8 @@ cd mahc/x86_64-unknown-linux-gnu/release
 - [x] ChuurenPoutou
 - [x] ChuurenPoutou 9 sided wait
 - [x] Suukantsu
-- [ ] Tenhou NOT SURE WHAT TO DO WITH THIS
-- [ ] Chiihou NOT SURE WHAT TO DO WITH THIS
+- [x] Tenhou 
+- [x] Chiihou 
 
 ## TODO
 - validation a hand is possible (eg not having 20 east tiles :) 

src/calc.rs

@@ -32,6 +32,7 @@ pub fn get_hand_score(
     haitei: bool,
     rinshan: bool,
     chankan: bool,
+    tenhou: bool,
     honba: u16,
 ) -> Result<(Vec<u32>, Vec<Yaku>, Vec<mahc::Fu>, Vec<u16>, bool), HandErr> {
     let hand = mahc::Hand::new(tiles, win, seat, prev)?;
@@ -46,6 +47,7 @@ pub fn get_hand_score(
         haitei,
         rinshan,
         chankan,
+        tenhou,
         tsumo,
     );
     if yaku.0 == 0 {
@@ -92,6 +94,7 @@ pub fn get_yaku_han(
     haitei: bool,
     rinshan: bool,
     chankan: bool,
+    tenhou: bool,
     tsumo: bool,
 ) -> (u16, Vec<Yaku>) {
     let mut yaku: Vec<Yaku> = vec![];
@@ -139,6 +142,8 @@ pub fn get_yaku_han(
         (hand.is_daisuushii(), Yaku::Daisuushii),
         (hand.is_kokushi(), Yaku::KokushiMusou),
         (hand.is_kokushi13sided(), Yaku::KokushiMusou13SidedWait),
+        (hand.is_tenhou(tenhou), Yaku::Tenhou),
+        (hand.is_chiihou(tenhou), Yaku::Chiihou),
     ];
 
     for (condition, yaku_type) in yakumanconditions {

src/lib.rs

@@ -45,8 +45,8 @@ impl HandErr {
             HandErr::IppatsuWithoutRiichi => "Cant Ippatsu without Riichi".to_string(),
             HandErr::ChankanTsumo => "Cant Tsumo and Chankan".to_string(),
             HandErr::RinshanKanWithoutKan => "Cant Rinshan without Kan".to_string(),
-            HandErr::RinshanWithoutTsumo=> "Cant Rinshan without tsumo".to_string(),
-            HandErr::RinshanIppatsu=> "Cant Rinshan and Ippatsu".to_string(),
+            HandErr::RinshanWithoutTsumo => "Cant Rinshan without tsumo".to_string(),
+            HandErr::RinshanIppatsu => "Cant Rinshan and Ippatsu".to_string(),
             HandErr::DoubleRiichiHaiteiIppatsu => {
                 "Cant Double Riichi, Ippatsu and haitei".to_string()
             }
@@ -791,6 +791,18 @@ impl Hand {
     pub fn is_kokushi13sided(&self) -> bool {
         self.is_kokushi() && self.groups.last().unwrap().group_type == GroupType::Pair
     }
+    pub fn is_tenhou(&self, tenhou: bool) -> bool {
+        if tenhou && self.seat_tile().value == "E" {
+            return true;
+        }
+        return false;
+    }
+    pub fn is_chiihou(&self, tenhou: bool) -> bool {
+        if tenhou && !(self.seat_tile().value == "E") {
+            return true;
+        }
+        return false;
+    }
 }
 
 #[derive(Debug, Clone, PartialEq)]

src/main.rs

@@ -55,6 +55,10 @@ pub struct Args {
     #[arg(long, default_value_t = false)]
     chankan: bool,
 
+    /// is tenhou/chihou 
+    #[arg(long, default_value_t = false)]
+    tenhou: bool,
+
     /// honba count
     #[arg(short, long, default_value_t = 0)]
     ba: u16,
@@ -126,6 +130,7 @@ pub fn parse_hand(args: &Args) -> Result<String, mahc::HandErr> {
         args.haitei,
         args.rinshan,
         args.chankan,
+        args.tenhou,
         args.ba,
     )?;