|  | @@ -386,4 +386,26 @@ public interface FsCourseWatchLogMapper extends BaseMapper<FsCourseWatchLog> {
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				|  |  |              ") dd ON ds.report_date = dd.log_date\n" +
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				|  |  |              "ORDER BY ds.report_date ASC")
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				|  |  |      List<WatchLogDTO> selectFsCourseWatchLog30DayByExtId(@Param("extId") Long extId);
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				|  |  | +
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				|  |  | +    @Select("select count(*) from fs_course_watch_log where user_id =#{userId} and project =#{projectId} ")
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				|  |  | +    Long selectByWatchLjDay(@Param("userId") Long userId,@Param("projectId")  Long projectId);
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				|  |  | +    @Select("SELECT IFNULL(MAX(streak), 0) AS current_consecutive_days\n" +
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				|  |  | +            "FROM (\n" +
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				|  |  | +            "    SELECT \n" +
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				|  |  | +            "        watch_date,\n" +
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				|  |  | +            "        @streak := IF(\n" +
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				|  |  | +            "            DATEDIFF(@prev_date, watch_date) = 1, \n" +
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				|  |  | +            "            @streak + 1, \n" +
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				|  |  | +            "            1\n" +
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				|  |  | +            "        ) AS streak,\n" +
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				|  |  | +            "        @prev_date := watch_date\n" +
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				|  |  | +            "    FROM (\n" +
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				|  |  | +            "        SELECT DISTINCT DATE(create_time) AS watch_date\n" +
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				|  |  | +            "        FROM fs_course_watch_log\n" +
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				|  |  | +            "        WHERE user_id = #{userId} AND project = #{projectId}\n" +
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				|  |  | +            "        ORDER BY watch_date DESC\n" +
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				|  |  | +            "    ) AS dates,\n" +
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				|  |  | +            "    (SELECT @streak := 0, @prev_date := NULL) AS vars\n" +
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				|  |  | +            ") AS streak_data;")
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				|  |  | +    Long selectByWatchlxDay(@Param("userId") Long userId,@Param("projectId")  Long projectId);
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				|  |  |  }
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