修改优惠卷修改的问题

share-system/src/main/resources/mapper/system/SCouponMapper.xml

@@ -166,13 +166,13 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             <if test="name != null and name != ''">name = #{name},</if>
             <if test="startDate != null">start_date = #{startDate},</if>
             <if test="endDate != null">end_date = #{endDate},</if>
-            <if test="validStartTime != null">valid_start_time = #{validStartTime},</if>
-            <if test="validEndTime != null">valid_end_time = #{validEndTime},</if>
+            <if test="validStartTime != ''">valid_start_time = #{validStartTime},</if>
+            <if test="validEndTime != ''">valid_end_time = #{validEndTime},</if>
             <if test="storeType != null">store_type = #{storeType},</if>
             <if test="roomType != null">room_type = #{roomType},</if>
             <if test="couponType != null">coupon_type = #{couponType},</if>
-            <if test="orderType != null">order_type = #{orderType},</if>
-            <if test="packageId != null">package_id = #{packageId},</if>
+            <if test="orderType != ''">order_type = #{orderType},</if>
+            <if test="packageId != ''">package_id = #{packageId},</if>
             <if test="storeIds != null">store_ids = #{storeIds},</if>
             <if test="dealgroupId != null">dealgroup_id = #{dealgroupId},</if>
             <if test="duration != null and duration != ''">duration = #{duration},</if>