```

refactor(effect): 移除未使用的element导入并优化自然敌人判断逻辑

移除了NewSeIdx_14.go中未使用的element包导入，将自然敌人判断逻辑
提取到EffectNode基类中，通过ISNaturalEnemy方法统一处理。
```

logic/service/fight/fightc.go

@@ -200,6 +200,7 @@ func (f *FightC) enterturn(firstAttack, secondAttack *action.SelectSkillAction)
 		} else {
 			attacker, defender = f.Second, f.First
 			originalSkill = f.copySkill(secondAttack)
+			//取消后手历史效果
 			f.Second.ReactvieEffect()
 		}
 
@@ -214,28 +215,23 @@ func (f *FightC) enterturn(firstAttack, secondAttack *action.SelectSkillAction)
 		})
 
 		canUse := canUseSkill && action.CanUse(currentSkill) && attacker.CurrentPet.Info.Hp > 0
-		if i == 0 { //先手方被控,这时候应该算做未出手状态
-			if canUse {
-				f.TrueFirst = attacker
 
-			} else {
-
-				f.TrueFirst = defender
-
-			}
-
-		}
 		if !canUse {
 
 			attacker.RecoverEffect()
 			currentSkill = nil
 			if i == 0 {
+				//不能使用,所以这时候取消后手
+				defender.ReactvieEffect()
+				firstAttack, secondAttack = secondAttack, firstAttack //互换先手权
+				f.First, f.Second = f.Second, f.First
 				//反转先后手
-				originalSkill = f.copySkill(secondAttack)
-				f.Second.ReactvieEffect()
+				originalSkill = f.copySkill(firstAttack)
+
 				currentSkill = originalSkill
 				attacker, defender = defender, attacker
 			}
+
 		} else {
 			f.processSkillAttack(attacker, defender, currentSkill)
 			currentSkill = originalSkill //还原技能
@@ -301,10 +297,6 @@ func (f *FightC) enterturn(firstAttack, secondAttack *action.SelectSkillAction)
 		})
 		ff.GenInfo()
 	})
-	if f.TrueFirst != f.First {
-		f.First, f.Second = f.Second, f.First
-
-	}
 
 	attackValueResult := info.AttackValueS{
 		FAttack: *f.First.AttackValue,