feat(武器): 完善扶桑元神武器机制

- 调整格挡子弹的基础伤害为0
- 增加气力上限和格挡次数的可配置性
- 实现乾坤剑伤害随武器等级提升
- 更新武器描述文本以反映新机制
- 修复乾坤剑生命周期与生成速度的同步问题

scripts/Contents/Bullets/Parrier.gd

@@ -5,6 +5,8 @@ class_name ParrierBullet
 
 var parryiedTimes: int = 0
 var maxParryTimes: int = 1
+var maxBallCount: int = 3
+var atk: float = 0
 
 func hitBullet(bullet: BulletBase): # 当前子弹与其他子弹相撞
 	if BulletTool.canDamage(bullet, launcher): # 其他子弹可以使当前子弹的发射者受伤吗？
@@ -17,7 +19,7 @@ func hitBullet(bullet: BulletBase): # 当前子弹与其他子弹相撞
 			# 摧毁其他子弹
 			bullet.tryDestroy()
 			var cycler = launcher.getOrCreateCycleTimer("parry", 2000, 100)
-			if len(cycler.bullets) < 5: # 玩家最多只能拥有5点气
+			if len(cycler.bullets) < maxBallCount: # 玩家最多只能拥有5点气
 				for b in BulletBase.generate(
 					ComponentManager.getBullet("ParryBall"), # 生成气的子弹
 					launcher,
@@ -25,4 +27,4 @@ func hitBullet(bullet: BulletBase): # 当前子弹与其他子弹相撞
 					0
 				):
 					if b is ParryBallBullet:
-						pass
+						b.atk = atk

scripts/Contents/Bullets/ParryBall.gd

@@ -2,6 +2,7 @@ extends BulletBase
 class_name ParryBallBullet
 
 var cycler: CycleTimer
+var atk: float = 0
 
 func spawn():
 	cycler = launcher.getOrCreateCycleTimer("parry")
@@ -20,6 +21,7 @@ func succeedToHit(_dmg: float, entity: EntityBase): # 当撞到敌人时
 		0
 	):
 		if bullet is QKSwordBullet:
+			bullet.baseDamage = atk
 			bullet.position = entity.texture.global_position + MathTool.sampleInRing(200, 500)
 			bullet.tracer = entity
 			bullet.look_at(entity.getTrackingAnchor()) # 生成的乾坤剑面向敌人

scripts/Contents/Bullets/QKSword.gd

@@ -8,6 +8,7 @@ var spawnSpeed: float = 1
 func register():
 	spawnSpeed = randf_range(0.25, 1.75)
 	animator.speed_scale = spawnSpeed
+	lifeTime /= spawnSpeed
 func ai():
 	if is_instance_valid(tracer) && !attackedTracer:
 		look_at(tracer.getTrackingAnchor())