Refactor time info, update zobrist to tuple struct, naming and clippy

src/search/negamax.rs

@@ -8,7 +8,7 @@ use crate::{
 use super::{
     move_ordering::score_move,
     quiescence::quiescence,
-    time::{hard_limit, TimeInfo},
+    time::TimeInfo,
     transposition_table::TTEntry,
 };
 
@@ -18,11 +18,11 @@ pub fn negamax(
     beta: i32,
     depth: u8,
     plies: u8,
-    time_info: &TimeInfo,
+    time: &TimeInfo,
     nodes: &mut u64,
 ) -> Result<i32> {
-    if hard_limit(time_info.instant, time_info.time, time_info.inc) {
-        bail!("Time is up! In Negamax");
+    if time.exceed_hard_limit() {
+        bail!("Hard limit exceeded in negamax");
     }
 
     if plies != 0 && game.in_repetition() {
@@ -31,7 +31,7 @@ pub fn negamax(
 
     if depth == 0 {
         let q_score =
-            quiescence(game, alpha, beta, time_info, nodes).map_err(|e| anyhow!("{e}"))?;
+            quiescence(game, alpha, beta, time, nodes).map_err(|e| anyhow!("{e}"))?;
         return Ok(q_score);
     }
 
@@ -55,7 +55,7 @@ pub fn negamax(
         *nodes += 1;
 
         let score = if legal_moves == 1 {
-            -negamax(game, -beta, -alpha, depth - 1, plies + 1, time_info, nodes)?
+            -negamax(game, -beta, -alpha, depth - 1, plies + 1, time, nodes)?
         } else {
             let mut score = -negamax(
                 game,
@@ -63,11 +63,11 @@ pub fn negamax(
                 -alpha,
                 depth - 1,
                 plies + 1,
-                time_info,
+                time,
                 nodes,
             )?;
             if score > alpha && score < beta {
-                score = -negamax(game, -beta, -alpha, depth - 1, plies + 1, time_info, nodes)?;
+                score = -negamax(game, -beta, -alpha, depth - 1, plies + 1, time, nodes)?;
             }
             score
         };