迁移 Player/ProcedureGame/ShopUseCase 里的实体方法调用风格

- Player/ShopUseCase：调整了 Weapon 实体的打开方式
- ProcedureGame：调整初始化时的 Hud 和 Player 的初始化写法，流程更清楚

Assets/GameMain/Scripts/Runtime/UIBase/Main/Shop/ShopUseCase.cs

@@ -1,10 +1,12 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using Cysharp.Threading.Tasks;
 using SepCore.DataTable;
 using SepCore.Definition;
 using SepCore.Entity;
 using SepCore.CustomUtility;
+using SepCore.Entity.Weapon;
 using GameFramework.DataTable;
 using UnityEngine;
 using UnityGameFramework.Runtime;
@@ -107,7 +109,7 @@ namespace SepCore.UI
             };
         }
 
-        public ShopPurchaseResult TryPurchase(int goodsIndex)
+        public async UniTask<ShopPurchaseResult> TryPurchaseAsync(int goodsIndex)
         {
             if (goodsIndex < 0 || goodsIndex >= _selections.Count)
             {
@@ -128,7 +130,7 @@ namespace SepCore.UI
                 return null;
             }
 
-            DisplayItemRawData displayItem = ApplyGoodsPurchase(selection);
+            DisplayItemRawData displayItem = await ApplyGoodsPurchaseAsync(selection);
             if (displayItem == null)
             {
                 return null;
@@ -318,7 +320,7 @@ namespace SepCore.UI
             return Mathf.Max(1, finalPrice);
         }
 
-        private DisplayItemRawData ApplyGoodsPurchase(ShopGoodsSelection goods)
+        private async UniTask<DisplayItemRawData> ApplyGoodsPurchaseAsync(ShopGoodsSelection goods)
         {
             if (goods == null || Player == null)
             {
@@ -362,7 +364,13 @@ namespace SepCore.UI
                     return null;
                 }
 
-                GameEntry.Entity.ShowWeapon(weaponData);
+                WeaponBase weapon = await Player.AddWeaponAsync(weaponData);
+                if (weapon == null)
+                {
+                    Log.Warning(
+                        $"ShopFormUseCase::ApplyGoodsPurchase: Show weapon failed, weapon type id = {goods.GoodsTypeId}");
+                    return null;
+                }
 
                 return new DisplayItemRawData
                 {