refactor: 优化战斗流程与英雄死亡处理逻辑

1. 移除HeroAttrsComp中多余的空行
2. 修改英雄死亡处理：直接销毁实体而非移至墓地
3. 调整波次更迭逻辑：直接进入BattleStart而非PrepareStart
4. 简化fight_ready方法：移除死亡英雄复活入场逻辑
5. 调整抽卡面板与卡牌池逻辑：战斗阶段保留抽卡面板且仅刷英雄卡
6. 将enterPreparePhase改为public方法

assets/script/game/hero/HeroAttrsComp.ts

@@ -320,7 +320,6 @@ export class HeroAttrsComp extends ecs.Comp {
         this.maxSkillDistance = 0;
         this.minSkillDistance = 0;
         
-        
         this.is_dead = false;
         this.is_count_dead = false;
         this.is_atking = false;

assets/script/game/hero/HeroViewComp.ts

@@ -446,14 +446,13 @@ export class HeroViewComp extends CCComp {
         } 
 
         if(this.model.fac === FacSet.HERO){
-            // 将英雄移到玩家看不到的墓地
-            this.node.setPosition(v3(-2000, -2000, 0));
+            // 英雄直接销毁，不再进入墓地
             const collider = this.node.getComponent(Collider2D);
             if (collider) {
                 collider.enabled = false;
             }
-            // 隐藏UI
             this.top_node.active = false;
+            this.ent.destroy();
         } else {
             // 🔥 方案B：治理性措施 - 在销毁实体前先禁用碰撞体，从源头减少"尸体"参与碰撞
             const collider = this.node.getComponent(Collider2D);

assets/script/game/map/MissionCardComp.ts

@@ -433,13 +433,6 @@ export class MissionCardComp extends CCComp {
         const payload = args ?? event;
         if (!payload) return;
 
-        if (this.isBattlePhase) {
-            payload.cancel = true;
-            payload.reason = "battle_phase";
-            oops.gui.toast("战斗阶段无法召唤英雄");
-            return;
-        }
-
         const current = this.getAliveHeroCount();
         this.syncMissionHeroData(current);
         const heroMax = this.getMissionHeroMaxNum();
@@ -671,16 +664,10 @@ export class MissionCardComp extends CCComp {
     private enterBattlePhase() {
         if (!this.cards_node || !this.cards_node.isValid) return;
         this.initCardsPanelPos();
-        // 战斗阶段不再隐藏抽卡面板
-        // Tween.stopAllByTarget(this.cards_node);
-        // tween(this.cards_node)
-        //     .to(this.cardsPanelMoveDuration, { scale: this.cardsHideScale })
-        //     .call(() => {
-        //         if (this.cards_node && this.cards_node.isValid) {
-        //             this.cards_node.active = false;
-        //         }
-        //     })
-        //     .start();
+        // 战斗阶段抽卡面板不再收起
+        this.cards_node.active = true;
+        Tween.stopAllByTarget(this.cards_node);
+        this.cards_node.setScale(this.cardsShowScale);
 
         this.cachedHInfoComps.forEach(comp => {
             if (comp && comp.isValid) {
@@ -693,7 +680,8 @@ export class MissionCardComp extends CCComp {
     private buildDrawCards(): CardConfig[] {
         let targetType: CardType | CardType[] | undefined = undefined;
         if (this.isBattlePhase) {
-            targetType = CardType.Skill;
+            // 战斗阶段只刷英雄卡牌，不刷其他卡牌
+            targetType = CardType.Hero;
         } else {
             targetType = [CardType.Hero, CardType.SpecialRefresh];
         }

assets/script/game/map/MissionComp.ts

@@ -520,9 +520,9 @@ export class MissionComp extends CCComp {
             case MissionPhase.BattleEnd:
                 // BattleEnd 计时结束后，如果是因为全灭或手动调用的 fight_end，进入 Settle
                 // 需要注意的是，open_Victory / fight_end 现在只需切换到 BattleEnd 即可，Settle 由这里自动接管
-                // 如果游戏正在运行（波次更迭），则自动进入 PrepareStart 阶段
+                // 如果游戏正在运行（波次更迭），直接进入下一波的 BattleStart，不再进入 PrepareStart
                 if (smc.mission.play && !smc.mission.pause) {
-                    this.changePhase(MissionPhase.PrepareStart);
+                    this.changePhase(MissionPhase.BattleStart);
                 } else {
                     this.changePhase(MissionPhase.Settle);
                     
@@ -566,7 +566,7 @@ export class MissionComp extends CCComp {
      *   - 显示开始按钮
      *   - 触发英雄战斗结束技能
      */
-    private enterPreparePhase() {
+   enterPreparePhase() {
         this.changePhase(MissionPhase.PrepareStart);
     }
 

assets/script/game/map/MissionHeroComp.ts

@@ -121,24 +121,14 @@ export class MissionHeroCompComp extends CCComp {
         }
     }
 
-    /** 战斗准备阶段：重置出战英雄计数，恢复满血重新登场 */
+    /** 战斗准备阶段：重置出战英雄计数，恢复满血 */
     fight_ready(){
         const heroes = this.getAllHeroes();
         smc.vmdata.mission_data.hero_num = heroes.length;
         for (let i = 0; i < heroes.length; i++) {
             const hero = heroes[i];
             const model = hero.get(HeroAttrsComp);
-            const view = hero.get(HeroViewComp);
-            if (model && view) {
-                if (model.is_dead) {
-                    view.alive();
-                    const landingPos = this.pickPositionForHero([hero.eid]);
-                    // 不再直接设置位置，而是播放下落入场动画
-                    // 计算出出生点（空中）
-                    const spawnPos: Vec3 = v3(landingPos.x, landingPos.y + MissionHeroCompComp.HERO_DROP_HEIGHT, 0);
-                    view.node.setPosition(spawnPos);
-                    hero.playDropAnim(spawnPos, landingPos.y);
-                }
+            if (model) {
                 model.dirty_hp = true;
             }
         }