[bug][修改][修改预览账单问题]

mallinkService/src/main/java/com/iformall/service/impl/WxRentContractServiceImpl.java

@@ -1802,6 +1802,12 @@ public class WxRentContractServiceImpl implements WxRentContractService {
         Double total = new Double(0);
         int[] diff;
 
+        //同一天
+        if(sd.format(start).equals(sd.format(end))){
+            int dayCount = DateUtils.getMonthDayCount(start);
+            return 1 * (price/dayCount);
+        }
+
         //同月
         if(sdM.format(start).equals(sdM.format(end))){
             diff = DateUtils.getDiff(start,end);