fix:修复

src/modules/course-manage/offline-course/AddOfflineCourse.jsx

@@ -860,6 +860,7 @@ class AddOfflineCourse extends React.Component {
                   showSearch
                   allowClear
                   filterOption={(input, option) => option}
+                  dropdownClassName="offline-dropdown-box"
                   onPopupScroll={this.handleScrollTeacherList}
                   suffixIcon={<span className="icon iconfont" style={{fontSize:'12px',color:'#BFBFBF'}}>&#xe835;</span>}
                   onChange={(value,option) => {

src/modules/course-manage/offline-course/AddOfflineCourse.less

@@ -62,6 +62,7 @@
     .course-catalog {
       margin-bottom:16px;
       margin-top:16px;
+      display: flex;
       .switch-box {
         .switch-item {
           display: flex;
@@ -228,3 +229,11 @@
     }
   }
 }
+
+.offline-dropdown-box {
+  .rc-virtual-list-scrollbar {
+    display: none;
+    position: absolute;
+    left: 20000px;
+  }
+}
\ No newline at end of file

src/modules/course-manage/offline-course/modal/PreviewOfflineModal.jsx

@@ -87,17 +87,18 @@ class PreviewOfflineModal extends React.Component {
       signOutEndTimeUnit,
     } = this.state;
     const unit = (signInTimeUnit || '').toLocaleLowerCase() + 's';
-    const time = moment(signInType == 'START_AGO' ? startTime : endTime).subtract(signInTimeNum, unit);
-    const signInTime = `${moment(time).format('HH:mm')} ~ ${moment(signInType == 'START_AGO' ? startTime : endTime).format('HH:mm')}`;
+    const time = (signInType == 'START_AGO' ? startTime : endTime) && moment(signInType == 'START_AGO' ? startTime : endTime).subtract(signInTimeNum, unit);
+    const signInTime = (time && signInTimeNum) && `${moment(time).format('HH:mm')} ~ ${moment(signInType == 'START_AGO' ? startTime : endTime).format('HH:mm')}`;
     const endUnit = (signOutEndTimeUnit || '').toLocaleLowerCase() + 's';
-    const end = moment(endTime).add(signOutEndTimeNum, endUnit);
+    const end = (endTime && signOutEndTimeNum) && moment(endTime).add(signOutEndTimeNum, endUnit);
     let startUnit = '';
     let start = '';
     if (signOutType === 'START_LATER') {
       startUnit = (signOutStartTimeUnit || '').toLocaleLowerCase() + 's';
-      start = moment(startTime).add(signOutStartTimeNum, startUnit);
+      start = (startTime && signOutStartTimeNum) && moment(startTime).add(signOutStartTimeNum, startUnit);
     }
-    const signOutTime = signOutType === 'START_LATER' ? `${moment(start).format('HH:mm')} ~ ${moment(end).format('HH:mm')}` : `${moment(endTime).format('HH:mm')} ~ ${moment(end).format('HH:mm')}`;
+    console.log(start, end, startTime, endTime, 666666)
+    const signOutTime = (start || end) && (signOutType === 'START_LATER' ? `${moment(start).format('HH:mm')} ~ ${moment(end).format('HH:mm')}` : `${moment(endTime).format('HH:mm')} ~ ${moment(end).format('HH:mm')}`);
     return (
       <Modal
         title="预览"
@@ -138,7 +139,7 @@ class PreviewOfflineModal extends React.Component {
               <div className="container__introduction__list editor-box">
                 {whetherSetApply === 'YES' && <div className="course-time">
                   <div className="time-title">报名时间</div>
-                  <div className="time-text">{moment(startTimeApply).format('MM-DD HH:mm')} ~ {moment(endTimeApply).format('MM-DD HH:mm')}</div>
+                  <div className="time-text">{startTimeApply && moment(startTimeApply).format('MM-DD HH:mm')} ~ {endTimeApply && moment(endTimeApply).format('MM-DD HH:mm')}</div>
                 </div>}
                 {(whetherSetSignIn === 'YES' || whetherSetSignOut === 'YES') && <div className="course-time">
                   <div className="time-title">考勤时间</div>