feat: 增加尊享包商品及折扣逻辑，完善VIP与尊享包相关接口和数据返回

- 新增尊享包商品类型，支持 5000W 和 10000W Tokens
- 增加尊享包折扣计算与折扣后价格获取方法
- PayService 新增获取商品列表接口，支持尊享包折扣展示
- PayManager 支持尊享包订单金额按折扣计算，并新增获取用户累计充值金额方法
- OpenApiService Anthropic接口增加VIP与尊享包用量校验
- AiGateWayManager 增加尊享包Token扣减逻辑
- AiAccountService 返回用户VIP状态、到期时间及尊享包Token统计信息

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

@@ -1,6 +1,7 @@
 using System.Text.Json;
 using Volo.Abp.Domain.Services;
 using Volo.Abp.Users;
+using Yi.Framework.AiHub.Domain.Entities;
 using Yi.Framework.AiHub.Domain.Entities.Pay;
 using Yi.Framework.AiHub.Domain.Shared.Enums;
 using Yi.Framework.SqlSugarCore.Abstractions;
@@ -16,14 +17,18 @@ public class PayManager : DomainService
     private readonly ISqlSugarRepository<PayNoticeRecordAggregateRoot, Guid> _payNoticeRepository;
     private readonly ICurrentUser _currentUser;
     private readonly ISqlSugarRepository<PayOrderAggregateRoot, Guid> _payOrderRepository;
+    private readonly ISqlSugarRepository<AiRechargeAggregateRoot, Guid> _rechargeRepository;
 
     public PayManager(
         ISqlSugarRepository<PayNoticeRecordAggregateRoot, Guid> payNoticeRepository,
-        ICurrentUser currentUser, ISqlSugarRepository<PayOrderAggregateRoot, Guid> payOrderRepository)
+        ICurrentUser currentUser,
+        ISqlSugarRepository<PayOrderAggregateRoot, Guid> payOrderRepository,
+        ISqlSugarRepository<AiRechargeAggregateRoot, Guid> rechargeRepository)
     {
         _payNoticeRepository = payNoticeRepository;
         _currentUser = currentUser;
         _payOrderRepository = payOrderRepository;
+        _rechargeRepository = rechargeRepository;
     }
 
     /// <summary>
@@ -39,6 +44,8 @@ public class PayManager : DomainService
             throw new UserFriendlyException("用户未登录");
         }
 
+        var userId = _currentUser.GetId();
+
         // 如果是尊享包商品，需要验证用户是否为VIP
         if (goodsType.IsPremiumPackage())
         {
@@ -53,13 +60,27 @@ public class PayManager : DomainService
 
         // 获取商品信息
         var goodsName = goodsType.GetDisplayName();
-        var totalAmount = goodsType.GetTotalAmount();
+
+        // 计算订单金额（尊享包使用折扣价格，VIP服务使用原价）
+        decimal totalAmount;
+        if (goodsType.IsPremiumPackage())
+        {
+            // 获取用户累加充值金额
+            var totalRechargeAmount = await GetUserTotalRechargeAmountAsync(userId);
+            // 使用折扣后的价格
+            totalAmount = goodsType.GetDiscountedPrice(totalRechargeAmount);
+        }
+        else
+        {
+            // VIP服务使用原价
+            totalAmount = goodsType.GetTotalAmount();
+        }
 
         // 创建订单实体
         var payOrder = new PayOrderAggregateRoot
         {
             OutTradeNo = outTradeNo,
-            UserId = _currentUser.GetId(),
+            UserId = userId,
             UserName = _currentUser.UserName ?? string.Empty,
             TotalAmount = totalAmount,
             GoodsName = goodsName,
@@ -145,4 +166,19 @@ public class PayManager : DomainService
         }
         return TradeStatusEnum.WAIT_TRADE;
     }
+
+    /// <summary>
+    /// 获取用户累加充值金额
+    /// </summary>
+    /// <param name="userId">用户ID</param>
+    /// <returns>累加充值金额</returns>
+    public async Task<decimal> GetUserTotalRechargeAmountAsync(Guid userId)
+    {
+        var totalAmount = await _rechargeRepository
+            ._DbQueryable
+            .Where(x => x.UserId == userId )
+            .SumAsync(x => x.RechargeAmount);
+
+        return totalAmount;
+    }
 }