feat:编写AI报告的接口、添加鼓励语句、修改举一反三从题库中获取相似题目的接口

seer-common/common-enums/pom.xml

@@ -25,5 +25,9 @@
             <artifactId>common-validation</artifactId>
             <version>${project.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-annotations</artifactId>
+        </dependency>
     </dependencies>
 </project>

seer-common/common-enums/src/main/java/com/seer/teach/common/enums/teacher/ReportTypeEnum.java

@@ -0,0 +1,36 @@
+package com.seer.teach.common.enums.teacher;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum ReportTypeEnum {
+
+    DAILY(0, "今天"),
+    WEEKLY(1, "本周"),
+    MONTHLY(2, "本月");
+
+    private final Integer type;
+
+    private final String desc;
+
+    @JsonCreator
+    public static ReportTypeEnum fromType(Integer type) {
+        for (ReportTypeEnum e : values()) {
+            if (e.type.equals(type)) {
+                return e;
+            }
+        }
+        throw new IllegalArgumentException("非法报告类型type:" + type);
+    }
+
+    @JsonValue
+    public Integer getType() {
+        return type;
+    }
+}
+
+

seer-common/common-utils/src/main/java/com/seer/teach/common/utils/DateUtils.java

@@ -1,5 +1,7 @@
 package com.seer.teach.common.utils;
 
+import com.seer.teach.common.enums.teacher.ReportTypeEnum;
+
 import java.time.DayOfWeek;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
@@ -29,6 +31,7 @@ public class DateUtils {
 
     /**
      * 根据创建时间计算距离当前时间相差多少天
+     *
      * @param createTime 创建时间（LocalDateTime）
      * @return 相差的天数，例如：5
      */
@@ -43,46 +46,54 @@ public class DateUtils {
 
 
     /**
-     * Ai报告获取开始时间
+     * 获取开始时间
-     * @param type 1-本周，2-本天
+     *
-     * @return 开始时间
+     * @param type 类型
+     * @return LocalDateTime对象
      */
-    public static LocalDateTime getStartTime(Integer type) {
+    public static LocalDateTime getStartTime(ReportTypeEnum type) {
-        if (type == 1) {
+        if (type.getType().equals(0)) {
-            // 本天
+            // 今天
             return LocalDate.now().atStartOfDay();
-        } else if(type == 0){
+        } else if (type.getType().equals(1)) {
             // 本周
             return LocalDate.now().with(DayOfWeek.MONDAY).atStartOfDay();
+        } else if (type.getType().equals(2)) {
+            // 本月
+            return LocalDate.now().withDayOfMonth(1).atStartOfDay();
         } else {
-            throw new IllegalArgumentException("type只能为0或1");
+            throw new IllegalArgumentException("type只能为0、1或2");
         }
     }
 
 
     /**
      * 将秒数转换为小时或者天
+     *
      * @param seconds 秒数
-     * @param type 1-本周，2-本天
+     * @param type    0-今天，1-本周，2-本月
      * @return 时间字符串
      */
-    public static String formatSecondsToHourMinute(Integer seconds, Integer type) {
+    public static String formatSecondsToHourMinute(Integer seconds, ReportTypeEnum type) {
-        if (type == 1) {
+        if (type.getType().equals(0)) {
-            // 本天转换为小时
+            // 今天转换为小时和分钟
-            int hours = seconds / 3600;
+            return formatSecondsToHourAndMinute(seconds);
-            return hours + "小时";
+        } else if (type.getType().equals(1) || type.getType().equals(2)) {
-        } else if (type == 0){
+            // 本周和本月转换为天
-            // 本周转换为天
             int days = seconds / 86400;
             return days + "天";
         } else {
-            throw new IllegalArgumentException("type只能为0或1");
+            throw new IllegalArgumentException("type只能为0、1或2");
         }
     }
 
     public static String formatSecondsToHourAndMinute(Integer seconds) {
         int hours = seconds / 3600;
         int minutes = (seconds % 3600) / 60;
-        return hours + "小时" + minutes + "分";
+        if (hours > 0) {
+            return hours + "小时" + minutes + "分钟";
+        } else {
+            return minutes + "分钟";
+        }
     }
 }

seer-teacher/seer-teacher-common/src/main/java/com/seer/teach/teacher/common/req/AiReportReq.java

@@ -1,13 +1,13 @@
 package com.seer.teach.teacher.common.req;
 
-import io.swagger.v3.oas.annotations.media.Schema;
+import com.seer.teach.common.enums.teacher.ReportTypeEnum;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 import lombok.ToString;
 
-import jakarta.validation.constraints.NotNull;
+import javax.validation.constraints.NotNull;
 
 @Data
 @AllArgsConstructor
@@ -16,7 +16,7 @@ import jakarta.validation.constraints.NotNull;
 @Schema(description = "Ai报告请求实体类")
 public class AiReportReq {
 
-    @Schema(description = "报告类型(0-本周，1-本天)")
+    @Schema(description ="报告类型(0-今天，1-本周，2-本月)")
     @NotNull(message = "报告类型不能为空")
-    private Integer type;
+    private ReportTypeEnum type;
 }

seer-teacher/seer-teacher-common/src/main/java/com/seer/teach/teacher/common/resp/AiReportResp.java

@@ -1,7 +1,6 @@
 package com.seer.teach.teacher.common.resp;
 
 
-import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.AllArgsConstructor;
 import lombok.Data;
@@ -32,6 +31,9 @@ public class AiReportResp {
     @Schema(description = "作业正确率")
     private String homeworkCorrectRate;
 
+    @Schema(description = "鼓励语句")
+    private String encourage;
+
     @Schema(description = "科目正确率")
     private List<SubjectCorrectRateResp> subjectCorrectRate;
 }

seer-teacher/seer-teacher-common/src/main/java/com/seer/teach/teacher/common/resp/SimilarQuestionResp.java

@@ -0,0 +1,24 @@
+package com.seer.teach.teacher.common.resp;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.ToString;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@ToString
+@Schema(description = "举一反三类似题目返回实体类")
+public class SimilarQuestionResp {
+
+    @Schema(description = "题目Id")
+    private Integer id;
+
+    @Schema(description = "做题富文本数据")
+    private String questionHtml;
+
+    @Schema(description = "题型(1单选选择题 2多选选择题 4判断题 6填空题)")
+    private Integer type;
+}

seer-teacher/seer-teacher-controller/src/main/java/com/seer/teach/teacher/controller/app/ReportController.java

@@ -7,8 +7,8 @@ import com.seer.teach.common.annotation.LogPrint;
 import com.seer.teach.teacher.common.req.AiReportReq;
 import com.seer.teach.teacher.common.resp.AiReportResp;
 import com.seer.teach.teacher.service.ReportService;
-import io.swagger.v3.oas.annotations.tags.Tag;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.PostMapping;

seer-teacher/seer-teacher-controller/src/main/java/com/seer/teach/teacher/controller/app/WrongQuestionController.java

@@ -5,19 +5,22 @@ import com.seer.teach.common.ResultBean;
 import com.seer.teach.common.annotation.DecryptionAnnotation;
 import com.seer.teach.common.annotation.EncryptionAnnotation;
 import com.seer.teach.common.annotation.LogPrint;
-import com.seer.teach.common.enums.AiScenarioCodeEnum;
 import com.seer.teach.teacher.common.req.WrongQuestionBookReq;
 import com.seer.teach.teacher.common.req.WrongQuestionPageListReq;
+import com.seer.teach.teacher.common.resp.SimilarQuestionResp;
 import com.seer.teach.teacher.common.resp.WrongQuestionPageListResp;
 import com.seer.teach.teacher.common.resp.WrongQuestionResp;
 import com.seer.teach.teacher.module.entity.IdEntity;
 import com.seer.teach.teacher.service.WrongQuestionService;
-import io.swagger.v3.oas.annotations.tags.Tag;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.validation.annotation.Validated;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 
 import java.util.List;
 
@@ -37,7 +40,7 @@ public class WrongQuestionController {
     @LogPrint
     @Operation(summary = "获取各科目的错题数量")
     public ResultBean<WrongQuestionResp> getWrongQuestionBook(@RequestBody @Validated WrongQuestionBookReq params) {
-        WrongQuestionResp wrongQuestion = wrongQuestionService.getWrongQuestion(params);
+        WrongQuestionResp wrongQuestion = wrongQuestionService.getWrongQuestionCount(params);
         return ResultBean.success(wrongQuestion);
     }
 
@@ -57,13 +60,12 @@ public class WrongQuestionController {
         return ResultBean.success();
     }
 
-    @PostMapping("/generateQuestionsByQuestionId")
+    @PostMapping("/getSimilarQuestions")
     @LogPrint
-    @Operation(summary = "举一反三")
+    @Operation(summary = "举一反三获取相似题目")
-    public ResultBean<List<String>> generateSimilarQuestions(@RequestBody @Validated IdEntity params) {
+    public ResultBean<List<SimilarQuestionResp>> getSimilarQuestions(@RequestBody @Validated IdEntity params) {
-        List<String> questions = wrongQuestionService.generateSimilarQuestions(params.getId(),
+        List<SimilarQuestionResp> result = wrongQuestionService.getSimilarQuestionsByQuestionId(params.getId());
-                AiScenarioCodeEnum.LEARN_BY_ANALOGY_GENERATE_QUESTIONS, 3);
+        return ResultBean.success(result);
-        return ResultBean.success(questions);
     }
 
 

seer-teacher/seer-teacher-service-bootstrap/src/main/resources/application.yml

@@ -21,6 +21,7 @@ spring:
     import:
       - optional:nacos:${spring.application.name}-${spring.profiles.active}.yaml
       - optional:nacos:shared-database.yaml
+      - optional:nacos:shared-minio.yaml
       - optional:nacos:shared-redis.yaml
   cloud:
     nacos:

seer-teacher/seer-teacher-service/src/main/java/com/seer/teach/teacher/convert/AiReportConvert.java

@@ -12,5 +12,6 @@ public interface AiReportConvert {
 
     AiReportConvert INSTANCE = Mappers.getMapper(AiReportConvert.class);
 
-    AiReportResp toAiReportResp(String studyTime, String readingTime, String practiceCount, String dailyStudyTime, String homeworkCorrectRate, List<SubjectCorrectRateResp> subjectCorrectRate);
+    AiReportResp toAiReportResp(String studyTime, String readingTime, String practiceCount, String encourage,
+                                String dailyStudyTime, String homeworkCorrectRate, List<SubjectCorrectRateResp> subjectCorrectRate);
 }

seer-teacher/seer-teacher-service/src/main/java/com/seer/teach/teacher/convert/WrongQuestionBookConvert.java

@@ -1,10 +1,14 @@
 package com.seer.teach.teacher.convert;
 
+import com.seer.teach.teacher.common.resp.SimilarQuestionResp;
 import com.seer.teach.teacher.common.resp.WrongQuestionResp;
+import com.seer.teach.teacher.module.entity.BankQuestionsEntity;
 import org.mapstruct.Mapper;
 import org.mapstruct.Mapping;
 import org.mapstruct.factory.Mappers;
 
+import java.util.List;
+
 
 @Mapper
 public interface WrongQuestionBookConvert {
@@ -13,4 +17,8 @@ public interface WrongQuestionBookConvert {
 
     @Mapping(source = "totalWrongCount",target = "count")
     WrongQuestionResp toWrongQuestion(String totalWrongCount);
+
+    SimilarQuestionResp toSimilarQuestion(BankQuestionsEntity bankQuestionsEntity);
+
+    List<SimilarQuestionResp> toSimilarQuestionList(List<BankQuestionsEntity> bankQuestionsEntity);
 }

seer-teacher/seer-teacher-service/src/main/java/com/seer/teach/teacher/service/WrongQuestionService.java

@@ -4,6 +4,7 @@ import com.seer.teach.common.PageListBean;
 import com.seer.teach.common.enums.AiScenarioCodeEnum;
 import com.seer.teach.teacher.common.req.WrongQuestionBookReq;
 import com.seer.teach.teacher.common.req.WrongQuestionPageListReq;
+import com.seer.teach.teacher.common.resp.SimilarQuestionResp;
 import com.seer.teach.teacher.common.resp.WrongQuestionPageListResp;
 import com.seer.teach.teacher.common.resp.WrongQuestionResp;
 import com.seer.teach.teacher.module.entity.IdEntity;
@@ -24,7 +25,7 @@ public interface WrongQuestionService {
      * @param params 请求参数
      * @return 错题本
      */
-    WrongQuestionResp getWrongQuestion(WrongQuestionBookReq params);
+    WrongQuestionResp getWrongQuestionCount(WrongQuestionBookReq params);
 
     /**
      * 获取错题列表
@@ -51,4 +52,11 @@ public interface WrongQuestionService {
      * @return 举一反三
      */
     List<String> generateSimilarQuestions(Integer id, AiScenarioCodeEnum scenarioCode, Integer count);
+
+    /**
+     * 举一反三获取相似题目
+     * @param id 题目Id
+     * @return 相似题目
+     */
+    List<SimilarQuestionResp> getSimilarQuestionsByQuestionId(Integer id);
 }

seer-teacher/seer-teacher-service/src/main/java/com/seer/teach/teacher/service/impl/ReportServiceImpl.java

@@ -4,6 +4,7 @@ import cn.dev33.satoken.stp.StpUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.seer.teach.common.entity.BaseEntity;
 import com.seer.teach.common.enums.MakeQuestionTypeEnums;
+import com.seer.teach.common.enums.teacher.ReportTypeEnum;
 import com.seer.teach.common.utils.DateUtils;
 import com.seer.teach.iot.api.UserDeviceServiceApi;
 import com.seer.teach.teacher.common.dto.ReportQuestionDTO;
@@ -18,18 +19,18 @@ import com.seer.teach.teacher.convert.QuestionConvert;
 import com.seer.teach.teacher.convert.ReportConvert;
 import com.seer.teach.teacher.module.entity.*;
 import com.seer.teach.teacher.service.*;
+import com.seer.teach.teacher.util.RateUtils;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
 import java.math.BigDecimal;
 import java.math.RoundingMode;
-import java.time.LocalDate;
+import java.time.*;
-import java.time.LocalDateTime;
-import java.time.LocalTime;
-import java.time.ZoneId;
 import java.time.temporal.ChronoUnit;
 import java.util.*;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 /**
  * <p>
@@ -47,6 +48,20 @@ public class ReportServiceImpl implements ReportService {
 
     private static final String PERCENT_SIGN = "%";
 
+    private static final String FIRST_STUDY = "你近期首次学习，期待你的持续进步!";
+
+    private static final String NOT_STUDY = "你%s还没有学习哦! 快去学习吧~";
+
+    private static final String VERY_GREAT = "很棒哦! %s你的作业正确率提升了%d%%，继续保持优秀表现~";
+
+    private static final String NOT_BAD = "不错哦! %s你的作业正确率提升了%d%%，请继续加油~";
+
+    private static final String COME_ON = "加油哦! %s你的作业正确率有提升，再接再厉~";
+
+    private static final String CONTINUE_STUDYING = "继续努力哦! %s你的作业正确率还有提升空间~";
+
+    private static final String DON_LOSE_HEART = "别灰心哦！%s你的作业正确率有所下降，坚持学习一定会进步的~";
+
     private final EvaluationTasksService evaluationTasksService;
 
     private final UserDeviceServiceApi userDeviceServiceApi;
@@ -161,16 +176,144 @@ public class ReportServiceImpl implements ReportService {
                 .reduce(0, Integer::sum);
         String readingTime = DateUtils.formatSecondsToHourAndMinute(readingSeconds);
 
+        // 鼓励语句
+        String encourage = generateEncouragement(params.getType(), homeworkCorrectRate, userId);
+
         // 日均学习时间
         long days = ChronoUnit.DAYS.between(startTime.toLocalDate(), endTime.toLocalDate()) + 1;
         String dailyStudyTime = (studySeconds / 60 / days) + MINUTE;
 
         // 返回最终AI报告结果
-        return AiReportConvert.INSTANCE.toAiReportResp(
+        return AiReportConvert.INSTANCE.toAiReportResp(studyTime, readingTime, practiceCount, encourage,
-                studyTime, readingTime, practiceCount, dailyStudyTime, homeworkCorrectRate, subjectRates
+                dailyStudyTime, homeworkCorrectRate, subjectRates);
-        );
     }
 
+    /**
+     * 鼓励语句
+     *
+     * @param type        时间类型
+     * @param correctRate 当前正确率
+     * @return 鼓励语
+     */
+    private String generateEncouragement(ReportTypeEnum type, String correctRate, Integer userId) {
+        // 时间段
+        String timePeriod = type.getDesc();
+        // 当前正确率
+        BigDecimal currentRate = RateUtils.percentStrToRate(correctRate);
+
+        // 如果正确率为0%，说明没有做题，返回鼓励语
+        if (currentRate.compareTo(BigDecimal.ZERO) == 0) {
+            return String.format(NOT_STUDY, timePeriod);
+        }
+        // 获取历史正确率进行对比
+        Optional<BigDecimal> historyRateOpt = getHistoricalCorrectRate(userId, type);
+        // 如果没有历史学习记录，返回提示语
+        if (!historyRateOpt.isPresent()) {
+            return FIRST_STUDY;
+        }
+        // 获取提升百分比
+        BigDecimal historyRate = historyRateOpt.get();
+        BigDecimal improvementPercent = RateUtils.calculateImprovementPercent(currentRate, historyRate);
+        int improve = improvementPercent.intValue();
+        if (improve >= 20) {
+            return String.format(VERY_GREAT, timePeriod, improve);
+        } else if (improve >= 10) {
+            return String.format(NOT_BAD, timePeriod, improve);
+        } else if (improve >= 5) {
+            return String.format(COME_ON, timePeriod);
+        } else if (improve > -5) {
+            return String.format(CONTINUE_STUDYING, timePeriod);
+        } else {
+            return String.format(DON_LOSE_HEART, timePeriod);
+        }
+    }
+
+    /**
+     * 获取历史作业正确率
+     *
+     * @param userId 用户Id
+     * @param type   时间类型
+     * @return 历史作业正确率
+     */
+    private Optional<BigDecimal> getHistoricalCorrectRate(Integer userId, ReportTypeEnum type) {
+        // 获取当前查询时间段的开始时间
+        LocalDateTime currentTimeStart = DateUtils.getStartTime(type);
+
+        // 查询当前时间段之前的学习记录，按时间倒序排列
+        List<LessonsEntity> previousLessons = lessonsService.lambdaQuery()
+                .eq(LessonsEntity::getUserId, userId)
+                .lt(LessonsEntity::getCreateTime, currentTimeStart)
+                .orderByDesc(LessonsEntity::getCreateTime)
+                .list();
+
+        List<EvaluationTasksEntity> previousEvaluations = evaluationTasksService.lambdaQuery()
+                .eq(EvaluationTasksEntity::getUserId, userId)
+                .lt(EvaluationTasksEntity::getCreateTime, currentTimeStart)
+                .orderByDesc(EvaluationTasksEntity::getCreateTime)
+                .list();
+
+        // 合并并按时间倒序排序，找出最近一次学习会话的时间范围
+        List<LocalDateTime> allCreateTimes = Stream.concat(
+                        previousLessons.stream().map(LessonsEntity::getCreateTime),
+                        previousEvaluations.stream().map(EvaluationTasksEntity::getCreateTime))
+                .sorted(Collections.reverseOrder()).collect(Collectors.toList());
+        if (allCreateTimes.isEmpty()) {
+            return Optional.empty();
+        }
+
+        // 获取最近一次学习的时间
+        LocalDateTime latestLearningTime = allCreateTimes.get(0);
+
+        // 根据报告类型确定历史时间段
+        LocalDateTime periodStart, periodEnd;
+
+        switch (type) {
+            case DAILY:
+                // 查找最近一次学习的那一天的所有学习记录
+                LocalDate learningDate = latestLearningTime.toLocalDate();
+                periodStart = learningDate.atStartOfDay();
+                periodEnd = learningDate.atTime(LocalTime.MAX);
+                break;
+            case WEEKLY:
+                // 查找最近一次学习的那周
+                LocalDate learningWeekStart = latestLearningTime.toLocalDate().with(DayOfWeek.MONDAY);
+                LocalDate learningWeekEnd = learningWeekStart.plusDays(6);
+                periodStart = learningWeekStart.atStartOfDay();
+                periodEnd = learningWeekEnd.atTime(LocalTime.MAX);
+                break;
+            case MONTHLY:
+                // 查找最近一次学习的那个月
+                YearMonth learningMonth = YearMonth.from(latestLearningTime);
+                periodStart = learningMonth.atDay(1).atStartOfDay();
+                periodEnd = learningMonth.atEndOfMonth().atTime(LocalTime.MAX);
+                break;
+            default:
+                return Optional.empty();
+        }
+
+        // 获取该历史时期的完整学习数据
+        List<LessonsEntity> lessons = lessonsService.lambdaQuery()
+                .eq(LessonsEntity::getUserId, userId)
+                .ge(LessonsEntity::getCreateTime, periodStart)
+                .le(LessonsEntity::getCreateTime, periodEnd)
+                .list();
+
+        List<EvaluationTasksEntity> evaluations = evaluationTasksService.lambdaQuery()
+                .eq(EvaluationTasksEntity::getUserId, userId)
+                .ge(EvaluationTasksEntity::getCreateTime, periodStart)
+                .le(EvaluationTasksEntity::getCreateTime, periodEnd)
+                .list();
+
+        int totalQ = getTotalQuestions(lessons) + getTotalQuestions(evaluations);
+        if (totalQ == 0) {
+            return Optional.empty();
+        }
+
+        BigDecimal totalCorrect = calculateTotalCorrect(lessons).add(calculateTotalCorrect(evaluations));
+        return Optional.of(totalCorrect.divide(BigDecimal.valueOf(totalQ), 2, RoundingMode.HALF_UP));
+    }
+
+
     /**
      * 获取指定用户的全部题目数据（包括测评和计划中的题目）。
      *
@@ -535,6 +678,11 @@ public class ReportServiceImpl implements ReportService {
      * @return 科目ID到名称的映射
      */
     private Map<Integer, String> getSubjectsByIds(Set<Integer> ids) {
+        log.info("获取科目名称，ID集合: {}", ids);
+        if (ids == null || ids.isEmpty()) {
+            log.info("ID集合为空，返回空map");
+            return new HashMap<>();
+        }
         Map<Integer, String> map = new HashMap<>();
         for (SubjectsEntity s : subjectsService.listByIds(new ArrayList<>(ids))) {
             map.put(s.getId(), s.getSubject());

seer-teacher/seer-teacher-service/src/main/java/com/seer/teach/teacher/service/impl/WrongQuestionServiceImpl.java

@@ -7,11 +7,15 @@ import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.seer.teach.common.PageListBean;
-import com.seer.teach.common.enums.*;
+import com.seer.teach.common.enums.AiScenarioCodeEnum;
+import com.seer.teach.common.enums.BankQuestionStatusEnum;
+import com.seer.teach.common.enums.QuestionResultEnums;
+import com.seer.teach.common.enums.ResultCodeEnum;
 import com.seer.teach.common.utils.AssertUtils;
 import com.seer.teach.common.utils.PageConverterUtils;
 import com.seer.teach.teacher.common.req.WrongQuestionBookReq;
 import com.seer.teach.teacher.common.req.WrongQuestionPageListReq;
+import com.seer.teach.teacher.common.resp.SimilarQuestionResp;
 import com.seer.teach.teacher.common.resp.WrongQuestionPageListResp;
 import com.seer.teach.teacher.common.resp.WrongQuestionResp;
 import com.seer.teach.teacher.convert.WrongQuestionBookConvert;
@@ -63,7 +67,7 @@ public class WrongQuestionServiceImpl implements WrongQuestionService {
      * @return 返回封装了总错题数的响应对象
      */
     @Override
-    public WrongQuestionResp getWrongQuestion(WrongQuestionBookReq params) {
+    public WrongQuestionResp getWrongQuestionCount(WrongQuestionBookReq params) {
         Integer userId = StpUtil.getLoginIdAsInt();
         log.info("开始获取用户[{}]测评错题本数据", userId);
 
@@ -243,6 +247,40 @@ public class WrongQuestionServiceImpl implements WrongQuestionService {
         }).collect(Collectors.toList());
     }
 
+    /**
+     * 举一反三获取相似题目
+     *
+     * @param id 题目Id
+     * @return 相似题目列表
+     */
+
+    @Override
+    public List<SimilarQuestionResp> getSimilarQuestionsByQuestionId(Integer id) {
+        // 根据题目Id获取题目
+        BankQuestionsEntity questionBank = bankQuestionsService.getById(id);
+        AssertUtils.notNull(questionBank, ResultCodeEnum.QUESTION_NOT_EXIST);
+        // 获取知识点Id
+        Integer knowId = questionBank.getKnowId();
+        // 查询相同知识点的题目，排除原题目
+        List<BankQuestionsEntity> questionsList = bankQuestionsService.lambdaQuery()
+                .eq(BankQuestionsEntity::getKnowId, knowId)
+                .ne(BankQuestionsEntity::getId, id)
+                .list();
+        List<SimilarQuestionResp> similarQuestionList = WrongQuestionBookConvert.INSTANCE.toSimilarQuestionList(questionsList);
+        // 过滤掉questionHtml为空的题目
+        List<SimilarQuestionResp> result = similarQuestionList.stream()
+                .filter(question -> question.getQuestionHtml() != null && !question.getQuestionHtml().isEmpty())
+                .collect(Collectors.toList());
+        // 将相似题目打乱顺序排序
+        Collections.shuffle(result);
+        // 返回10道知识点相同的题目
+        return result.stream()
+                .limit(10)
+                // 重新编号(序号1-10)
+                .peek((question) -> question.setId(result.indexOf(question) + 1))
+                .collect(Collectors.toList());
+    }
+
     /**
      * 异步批量插入生成的相似题目到题库
      *

seer-teacher/seer-teacher-service/src/main/java/com/seer/teach/teacher/util/RateUtils.java

@@ -0,0 +1,47 @@
+package com.seer.teach.teacher.util;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+@Slf4j
+@Component
+public class RateUtils {
+
+    /**
+     * 百分比字符串转正确率（"62%" -> 0.62）
+     *
+     * @param percent 百分比字符串
+     * @return 正确率
+     */
+    public static BigDecimal percentStrToRate(String percent) {
+        if (percent == null || percent.trim().isEmpty() || "0%".equals(percent)) {
+            return BigDecimal.ZERO;
+        }
+        return new BigDecimal(percent.replace("%", ""))
+                .divide(BigDecimal.valueOf(100), 4, RoundingMode.HALF_UP);
+    }
+
+    /**
+     * 计算提升百分比
+     *
+     * @param current 当前正确率
+     * @param history 历史正确率
+     * @return 提升百分比
+     */
+    public static BigDecimal calculateImprovementPercent(BigDecimal current, BigDecimal history) {
+        if (history.compareTo(BigDecimal.ZERO) <= 0) {
+            // 历史为 0，认为是首次学习
+            return BigDecimal.valueOf(100);
+        }
+        BigDecimal improve = current.subtract(history)
+                .divide(history, 2, RoundingMode.HALF_UP)
+                .multiply(BigDecimal.valueOf(100))
+                .setScale(0, RoundingMode.HALF_UP);
+        // 限制范围 [-100, 100]
+        return improve.max(BigDecimal.valueOf(-100))
+                .min(BigDecimal.valueOf(100));
+    }
+}

seer-teacher/seer-teacher-service/src/main/java/com/seer/teach/teacher/util/WrongQuestionUtils.java

@@ -188,11 +188,10 @@ public class WrongQuestionUtils {
         String processed = originalHtml
                 .replaceAll("<!--\\s*题目解析\\s*-->\\s*<p><b>解析:</b>", "<p>解析：")
                 .replaceAll("<p>\\s*<b>答案:</b>\\s*", "<p>【正确答案】 ");
-        String redX = " ❌";
+//        String redX = " ❌";
         // 构建学生答案段
         String studentSegment = "<p>【你的答案】 "
                 + (safeStudentAnswer.isEmpty() ? "" : safeStudentAnswer)
-                + redX
                 + "</p>\n\n";
         // 插入到正确答案之前
         processed = processed.replaceFirst("<p>【正确答案】", studentSegment + "<p>【正确答案】");