修复一部分bug

src/main/java/uno/mloluyu/characters/SimpleFighter.java

@@ -116,13 +116,13 @@ public class SimpleFighter {
             if (!isAttacking) {
                 if (keycode == Input.Keys.Z || keycode == Input.Keys.J) {
                     attack("light");
-                    NetworkManager.getInstance().sendAttack("light");
+                    NetworkManager.getInstance().sendAttack("light", getFacingDir());
                 } else if (keycode == Input.Keys.X || keycode == Input.Keys.K) {
                     attack("heavy");
-                    NetworkManager.getInstance().sendAttack("heavy");
+                    NetworkManager.getInstance().sendAttack("heavy", getFacingDir());
                 } else if (keycode == Input.Keys.SHIFT_LEFT || keycode == Input.Keys.SHIFT_RIGHT) {
                     attack("special");
-                    NetworkManager.getInstance().sendAttack("special");
+                    NetworkManager.getInstance().sendAttack("special", getFacingDir());
                 }
             }
         } else {
@@ -172,6 +172,14 @@ public class SimpleFighter {
         return isFacingRight;
     }
 
+    public void setFacingRight(boolean facingRight) {
+        this.isFacingRight = facingRight;
+    }
+
+    public String getFacingDir() {
+        return isFacingRight ? "R" : "L";
+    }
+
     private void updateAttackbox(String attackType) {
         float offsetX, offsetY = 20, width = 80, height = 80;
         switch (attackType) {
@@ -209,14 +217,21 @@ public class SimpleFighter {
     }
 
     public void takeHit(int damage) {
+        takeHit(damage, 0);
+    }
+
+    public void takeHit(int damage, int dirSign) {
         if (invulnerableTimer > 0 || health <= 0)
             return; // 无敌或已死亡
         health = Math.max(0, health - damage);
         changeAction(health > 0 ? Action.HIT : Action.DEAD);
-        // 设置无敌 & 击退
         invulnerableTimer = INVULNERABLE_DURATION;
-        // 击退方向与幅度
-        knockbackX = isFacingRight ? -600f : 600f;
+        // dirSign: -1 表示从右向左击中(目标向左被推), 1 表示从左向右击中(目标向右被推)
+        if (dirSign == 0) { // 没有提供方向则沿用基于自身面向的旧逻辑
+            knockbackX = isFacingRight ? -600f : 600f;
+        } else {
+            knockbackX = dirSign * 600f;
+        }
         knockbackTimer = KNOCKBACK_DURATION;
     }
 
@@ -292,4 +307,16 @@ public class SimpleFighter {
     public float getAttackTimer() {
         return attackTimer;
     }
+
+    // 重生时重置状态
+    public void resetForRespawn() {
+        health = 100;
+        isAttacking = false;
+        attackTimer = 0f;
+        attackJustStarted = false;
+        changeAction(Action.IDLE);
+        invulnerableTimer = 0f;
+        knockbackTimer = 0f;
+        knockbackX = 0f;
+    }
 }