fix:首页数据统计，有新增就显示，没有就0即

src/modules/home/Home.jsx

@@ -281,7 +281,7 @@ class Home extends React.Component {
               <div className='data-footer'>
                 <span className='footer-word'>本月新增</span>
                 {incCustomerNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                <span className='footer-number'>{incCustomerNum}</span>
+                <span className='footer-number'>{incCustomerNum > 0 ? incCustomerNum : 0}</span>
               </div>
             </div>
             <div className='data-item'>
@@ -292,8 +292,9 @@ class Home extends React.Component {
               <div className='data-number'>{weekVisitCustomerNum || 0}</div>
               <div className='data-footer'>
                 <span className='footer-word'>本月新增</span>
+
                 {incWeekVisitCustomerNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                <span className='footer-number'>{incWeekVisitCustomerNum || 0}</span>
+                <span className='footer-number'>{incWeekVisitCustomerNum > 0 ? incWeekVisitCustomerNum : 0}</span>
               </div>
             </div>
 
@@ -307,7 +308,7 @@ class Home extends React.Component {
               <div className='data-footer'>
                 <span className='footer-word'>本月新增</span>
                 {incCustomerNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                <span className='footer-number'>{incCustomerNum}</span>
+                <span className='footer-number'>{incCustomerNum > 0 ? incCustomerNum : 0}</span>
               </div>
               <div className='course-box'>
                 <div className='course-item'>
@@ -315,7 +316,7 @@ class Home extends React.Component {
                   <div className='data'>
                     <span className='course-number'>{liveCourseNum}</span>
                     {incLiveCourseNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                    <span className='add-number'>{incLiveCourseNum}</span>
+                    <span className='add-number'>{incLiveCourseNum > 0 ? incLiveCourseNum : 0}</span>
                   </div>
                 </div>
                 <div className='course-item'>
@@ -323,7 +324,7 @@ class Home extends React.Component {
                   <div className='data'>
                     <span className='course-number'>{videoCourseNum}</span>
                     {incVideoCourseNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                    <span className='add-number'>{incVideoCourseNum}</span>
+                    <span className='add-number'>{incVideoCourseNum > 0 ? incVideoCourseNum : 0}</span>
                   </div>
                 </div>
                 <div className='course-item'>
@@ -331,7 +332,7 @@ class Home extends React.Component {
                   <div className='data'>
                     <span className='course-number'>{pictureCourseNum}</span>
                     {incPictureCourseNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                    <span className='add-number'>{incPictureCourseNum}</span>
+                    <span className='add-number'>{incPictureCourseNum > 0 ? incPictureCourseNum : 0}</span>
                   </div>
                 </div>
                 <div className='course-item'>
@@ -339,7 +340,7 @@ class Home extends React.Component {
                   <div className='data'>
                     <span className='course-number'>{offlineCourseNum}</span>
                     {incOfflineCourseNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                    <span className='add-number'>{incOfflineCourseNum}</span>
+                    <span className='add-number'>{incOfflineCourseNum > 0 ? incOfflineCourseNum : 0}</span>
                   </div>
                 </div>
               </div>
@@ -353,7 +354,7 @@ class Home extends React.Component {
               <div className='data-footer'>
                 <span className='footer-word'>本月新增</span>
                 {incTrainingPlanNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                <span className='footer-number'>{incTrainingPlanNum}</span>
+                <span className='footer-number'>{incTrainingPlanNum > 0 ? incTrainingPlanNum : 0}</span>
               </div>
             </div>
 
@@ -366,7 +367,7 @@ class Home extends React.Component {
               <div className='data-footer'>
                 <span className='footer-word'>本月新增</span>
                 {incExamNum > 0 && <span className='icon iconfont'>&#xe635;</span>}
-                <span className='footer-number'>{incExamNum}</span>
+                <span className='footer-number'>{incExamNum > 0 ? incExamNum : 0}</span>
               </div>
             </div>
           </div>
@@ -417,7 +418,7 @@ class Home extends React.Component {
               <Choose>
                 <When condition={_.isEmpty(list)}>
                   <div className='study-empty'>
-                    <img src='https://image.xiaomaiketang.com/xm/52dmait5Bx.png' />
+                    <img src='https://image.xiaomaiketang.com/xm/52dmait5Bx.png' alt='' />
                     <div>暂无课程上榜</div>
                   </div>
                 </When>