feat: interactively play in main loop

1 files changed, 13 insertions, 5 deletions

diff --git a/src/board/mod.rs b/src/board/mod.rs
index ce8c076..a3d1fd9 100644
--- a/src/board/mod.rs
+++ b/src/board/mod.rs
@@ -148,20 +148,28 @@ impl Board {
         Self::from_FEN(default_fen)
     }
 
-    pub fn read_move(&self) -> Move {
+    pub fn read_move(&self) -> Result<Move, String> {
         let mut s = String::new();
         stdin().read_line(&mut s).unwrap();
         let chars = &mut s.chars();
-        let source = Square::from_notation(chars);
-        let target = Square::from_notation(chars);
+
+        let source = match Square::from_notation(chars) {
+            Ok(s) => s,
+            Err(e) => return Err(e),
+        };
+        let target = match Square::from_notation(chars) {
+            Ok(s) => s,
+            Err(e) => return Err(e),
+        };
 
         let moves = self.generate_pseudolegal_moves(self.color());
 
         let mov = match moves.iter().find(|m| m.source == source && m.target == target) {
             Some(m) => *m,
-            None => panic!("Move is not valid"),
+            None => return Err(String::from("Move is not valid")),
         };
-        mov
+
+        Ok(mov)
     }
 
     /// Color to move at this ply