feat: 增加邀请码每周使用上限并调整翻牌规则（扩展免费次数、移除赠送翻牌与翻倍提示）

Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Managers/CardFlipManager.cs

@@ -16,7 +16,6 @@ public class CardFlipManager : DomainService
 
     // 翻牌规则配置
     public const int MAX_FREE_FLIPS = 7;        // 免费翻牌次数
-    public const int MAX_BONUS_FLIPS = 0;       // 赠送翻牌次数(已废弃)
     public const int MAX_INVITE_FLIPS = 3;      // 邀请解锁翻牌次数
     public const int TOTAL_MAX_FLIPS = 10;      // 总最大翻牌次数
 
@@ -180,10 +179,6 @@ public class CardFlipManager : DomainService
         {
             return FlipType.Free;
         }
-        else if (task.BonusFlipsUsed < MAX_BONUS_FLIPS)
-        {
-            return FlipType.Bonus;
-        }
         else
         {
             return FlipType.Invite;
@@ -198,7 +193,6 @@ public class CardFlipManager : DomainService
         return flipType switch
         {
             FlipType.Free => task.FreeFlipsUsed < MAX_FREE_FLIPS,
-            FlipType.Bonus => task.BonusFlipsUsed < MAX_BONUS_FLIPS,
             FlipType.Invite => task.InviteFlipsUsed < MAX_INVITE_FLIPS,
             _ => false
         };
@@ -213,8 +207,7 @@ public class CardFlipManager : DomainService
         var result = new FlipResult
         {
             FlipNumber = 0, // 稍后会被设置为实际的卡片序号
-            IsWin = false,
-            ShowDoubleRewardTip = false
+            IsWin = false
         };
 
         // 前7次固定失败
@@ -259,7 +252,6 @@ public class CardFlipManager : DomainService
         return flipType switch
         {
             FlipType.Free => "免费翻牌次数已用完",
-            FlipType.Bonus => "赠送翻牌次数已用完",
             FlipType.Invite => "需要使用邀请码解锁更多次数",
             _ => "无法翻牌"
         };
@@ -338,9 +330,4 @@ public class FlipResult
     /// 奖励描述
     /// </summary>
     public string RewardDesc { get; set; } = string.Empty;
-
-    /// <summary>
-    /// 是否显示翻倍奖励提示
-    /// </summary>
-    public bool ShowDoubleRewardTip { get; set; }
 }