From 203a38491db27dd0e6c776d57722b1f4dd6b0cb5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=A9=AC=E6=A2=93=E5=BD=AD?= <tianbohe0@163.com>
Date: Fri, 17 Apr 2026 13:51:27 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B5=9B=E4=BA=8B=E6=98=AF=E5=90=A6=E4=B9=9F?=
 =?UTF-8?q?=E6=8A=A5=E5=90=8D?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 .../Event/UserEventRegistrationService.cs     | 74 +++++++++++++++++++
 YD_Event.Application/YD_Event.Application.xml | 40 ++++++++++
 2 files changed, 114 insertions(+)

diff --git a/YD_Event.Application/Event/UserEventRegistrationService.cs b/YD_Event.Application/Event/UserEventRegistrationService.cs
index cf4569e..b7e632b 100644
--- a/YD_Event.Application/Event/UserEventRegistrationService.cs
+++ b/YD_Event.Application/Event/UserEventRegistrationService.cs
@@ -1415,4 +1415,78 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
 
         return result;
     }
+
+    /// <summary>
+    /// 验证用户是否已报名该赛事
+    /// </summary>
+    [DisplayName("验证用户报名状态")]
+    [HttpPost("registration-status/check")]
+    public async Task<CheckRegistrationStatusOutput> CheckRegistrationStatus([FromBody] CheckRegistrationStatusInput input)
+    {
+        var userId = _authManager.UserId;
+        var result = new CheckRegistrationStatusOutput();
+
+        // 查询用户是否已报名该赛事
+        var registration = await _registrationRepository.GetFirstAsync(x =>
+            x.EventId == input.EventId &&
+            x.CreatedUserId == userId &&
+            !x.DeleteMark &&
+            (
+                (x.PaymentMethod == 1 && (x.PaymentStatus == 0 || x.PaymentStatus == 1)) ||
+                (x.PaymentMethod == 2 && x.PaymentStatus == 1)
+            ));
+
+        if (registration != null)
+        {
+            result.IsRegistered = true;
+            result.RegistrationId = registration.Id;
+            result.RegistrationStatus = GetPaymentStatusDesc(registration.PaymentStatus);
+            result.Message = "您已报名该赛事，请先取消报名后再重新报名";
+        }
+        else
+        {
+            result.IsRegistered = false;
+            result.Message = "可以报名";
+        }
+
+        return result;
+    }
+
+    /// <summary>
+    /// 验证用户报名状态输入
+    /// </summary>
+    public class CheckRegistrationStatusInput
+    {
+        /// <summary>
+        /// 赛事ID
+        /// </summary>
+        [Required]
+        public long EventId { get; set; }
+    }
+
+    /// <summary>
+    /// 验证用户报名状态输出
+    /// </summary>
+    public class CheckRegistrationStatusOutput
+    {
+        /// <summary>
+        /// 是否已报名
+        /// </summary>
+        public bool IsRegistered { get; set; }
+
+        /// <summary>
+        /// 报名ID (如果已报名)
+        /// </summary>
+        public long? RegistrationId { get; set; }
+
+        /// <summary>
+        /// 报名状态描述
+        /// </summary>
+        public string? RegistrationStatus { get; set; }
+
+        /// <summary>
+        /// 提示消息
+        /// </summary>
+        public string? Message { get; set; }
+    }
 }
diff --git a/YD_Event.Application/YD_Event.Application.xml b/YD_Event.Application/YD_Event.Application.xml
index 03432e2..fb1580d 100644
--- a/YD_Event.Application/YD_Event.Application.xml
+++ b/YD_Event.Application/YD_Event.Application.xml
@@ -8487,6 +8487,46 @@
             检查组别选择限制
             </summary>
         </member>
+        <member name="M:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatus(YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusInput)">
+            <summary>
+            验证用户是否已报名该赛事
+            </summary>
+        </member>
+        <member name="T:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusInput">
+            <summary>
+            验证用户报名状态输入
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusInput.EventId">
+            <summary>
+            赛事ID
+            </summary>
+        </member>
+        <member name="T:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusOutput">
+            <summary>
+            验证用户报名状态输出
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusOutput.IsRegistered">
+            <summary>
+            是否已报名
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusOutput.RegistrationId">
+            <summary>
+            报名ID (如果已报名)
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusOutput.RegistrationStatus">
+            <summary>
+            报名状态描述
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Event.UserEventRegistrationService.CheckRegistrationStatusOutput.Message">
+            <summary>
+            提示消息
+            </summary>
+        </member>
         <member name="T:YD_Event.Application.Logging.Dtos.LogPageQueryInput">
             <summary>
             日志分页查询输入