From 6832e49a841ff6ac4936454194d3a55a9b1cd8cb Mon Sep 17 00:00:00 2001
From: standard <info@programarivm.com>
Date: Tue, 28 Jan 2025 16:56:13 +0100
Subject: [PATCH] Refactored enPassant()

---
 src/Variant/AbstractBoard.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Variant/AbstractBoard.php b/src/Variant/AbstractBoard.php
index e5b7054a..baf26d1b 100644
--- a/src/Variant/AbstractBoard.php
+++ b/src/Variant/AbstractBoard.php
@@ -647,12 +647,12 @@ public function enPassant(): string
             if ($last['id'] === Piece::P) {
                 $prevFile = substr($last['from'], 1);
                 $nextFile = substr($last['to'], 1);
-                if ($last['color'] === Color::W) {
-                    if ($nextFile - $prevFile === 2) {
+                if (abs($nextFile - $prevFile) === 2) {
+                    if ($last['color'] === Color::W) {
                         return $last['from'][0] . $prevFile + 1;
+                    } else {
+                        return $last['from'][0] . $prevFile - 1;
                     }
-                } elseif ($prevFile - $nextFile === 2) {
-                    return $last['from'][0] . $prevFile - 1;
                 }
             }
         }