FireManager : add the methode to update fires

src/main/java/model/FireManager.java

@@ -2,8 +2,7 @@ package model;
 
 import util.Position;
 
-import java.util.Random;
-import java.util.Set;
+import java.util.*;
 
 public class FireManager {
     private Set<Position> firePositions;
@@ -18,4 +17,18 @@ public class FireManager {
             firePositions.add(new Position(random.nextInt(rowCount), random.nextInt(columnCount)));
         }
     }
+    public List<Position> updateFires(int step, Map<Position, List<Position>> neighbors) {
+        List<Position> newFirePositions = new ArrayList<>();
+        if (step % 2 == 0) { // Fires spread every other step
+            for (Position fire : firePositions) {
+                for (Position neighbor : neighbors.get(fire)) {
+                    if (!firePositions.contains(neighbor)) {
+                        newFirePositions.add(neighbor);
+                    }
+                }
+            }
+            firePositions.addAll(newFirePositions);
+        }
+        return newFirePositions;
+    }
 }