결제현황 목록,상세:부분환불/전체환불 모두 그냥 '환불' 로 표기

결제현황 상세 : 학습기간이 0001-01-01 ~ 0001-01-01 로 표기되는 문제 (상시 결제대기시 학습날짜로 표시)

Dao/MyBatis/Maps/Pay.xml

@@ -704,6 +704,9 @@
                 ,u.kfcfyear,u.edus,u.depart
                 ,rs.rsno,t.lectno
                 ,a2.taxno
+                ,case when t.sdate is null then c0.sstime else t.sdate end as sdate
+                ,case when t.edate is null then c0.setime else t.edate end as edate
+                ,c0.studydays
             from payitem a
             left outer join paytax a3 on a3.payno = a.payno and (a3.iscancel is null or a3.iscancel <> 1)
             left outer join paytaxitem a2 on a2.pino=a.pino and a3.taxno = a2.taxno

FO/Views/My/PayInfo.cshtml

@@ -19,9 +19,18 @@
                     @Html.Raw(Model.PayItem.isrebate == 1 ? "<span class=\"grn\">환급</span>" : "")
                     <b style="color:@(Model.PayItem.pstatus == 22 ? "red" : "")">@Model.PayItem.itemname</b>
                 </h5>
+                @if (Model.PayItem.sdate != null && Model.PayItem.edate != null)
+                {
                 <dl>
-                    <dd>학습기간 : <span class="red">@(Convert.ToDateTime(Model.PayItem.sstime).ToShortDateString()) ~ @(Convert.ToDateTime(Model.PayItem.setime).ToShortDateString())</span></dd>
+                    <dd>학습기간 : <span class="red">@(Convert.ToDateTime(Model.PayItem.sdate).ToShortDateString()) ~ @(Convert.ToDateTime(Model.PayItem.edate).ToShortDateString())</span></dd>
                 </dl>
+                }
+                else
+                {
+                <dl>
+                    <dd>학습기간 : <span class="red">@(Model.PayItem.studydays)일</span></dd>
+                </dl>
+                }
                 <dl>
                     <dd>가격 : <span class="red">@Model.PayItem.payamt.ToString("#,0")</span>원</dd>
                 </dl>

Model/Pay.cs

@@ -76,7 +76,7 @@ namespace NP.Model
         {
             get
             {
-                return rstatus == 2 ? "전액환불" : rstatus == 1 ? "부분환불" : pstatus == 1 ? "결제완료" : pstatus == 22 ? "입금대기" : "결제취소";
+                return rstatus == 2 ? "환불" : rstatus == 1 ? "환불" : pstatus == 1 ? "결제완료" : pstatus == 22 ? "입금대기" : "결제취소";
             }
         }
         public String pstatusname2
@@ -569,6 +569,10 @@ namespace NP.Model
         /// 교육일정학습장소명(온라인혼합)
         /// </summary>
         public String cmistudyplacename { get; set; }
+        /// <summary>
+        /// 학습기간(상시:일)
+        /// </summary>
+        public int studydays { get; set; }
     }
 
     /// <summary>