update

src/main/java/xyz/playedu/api/domain/Course.java

@@ -48,6 +48,7 @@ public class Course implements Serializable {
     /**
      * 1:必修,0:选修
      */
+    @JsonProperty("is_required")
     private Integer isRequired;
 
     /**

src/main/java/xyz/playedu/api/mapper/UserLearnDurationStatsMapper.java

@@ -13,8 +13,6 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 @Mapper
 public interface UserLearnDurationStatsMapper extends BaseMapper<UserLearnDurationStats> {
 
-    Integer getUserDateDuration(Integer userId, String createdDate);
-
     Integer getUserDuration(Integer userId);
 
 }

src/main/java/xyz/playedu/api/service/impl/UserLearnDurationStatsServiceImpl.java

@@ -70,7 +70,12 @@ public class UserLearnDurationStatsServiceImpl extends ServiceImpl<UserLearnDura
     @Override
     public Integer todayUserDuration(Integer userId) {
         SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
-        return getBaseMapper().getUserDateDuration(userId, simpleDateFormat.format(new Date()));
+        String today = simpleDateFormat.format(new Date());
+        UserLearnDurationStats stats = getOne(query().getWrapper().eq("user_id", userId).eq("created_date", today));
+        if (stats == null) {
+            return 0;
+        }
+        return stats.getDuration();
     }
 
     @Override

src/main/resources/mapper/UserLearnDurationStatsMapper.xml

@@ -15,12 +15,6 @@
         id,user_id,duration,
         created_date
     </sql>
-    <select id="getUserDateDuration" resultType="java.lang.Integer">
-        SELECT `duration`
-        FROM `user_learn_duration_stats`
-        where `user_id` = #{userId}
-          and `created_date` = #{createdDate};
-    </select>
     <select id="getUserDuration" resultType="java.lang.Integer">
         SELECT sum(`duration`)
         FROM `user_learn_duration_stats`