[xingyu.guo] feat: 1. 替换所有响应值中的id为num,不将非业务字段展示给外部 2. 调整[实际使用时间]等字段类型为double,方便计算\保存与读取 3. 【获取所有任务列表】api，完善功能，并增加分页功能 4.将int类型修改为使用Integer，更加安全

src/main/java/com/guo/learningprogresstracker/service/impl/StudySessionsServiceImpl.java

@@ -14,6 +14,7 @@ import com.guo.learningprogresstracker.service.StudySessionsService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
+import java.time.LocalDateTime;
 import java.util.Optional;
 
 /**
@@ -41,6 +42,7 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
             // 返回一个新的会话
             StudySessionsEntity studySessionsEntity = StudySessionsEntity.initNewSession();
             studySessionsEntity.setTaskNum(taskNum);
+            studySessionsEntity.setLastStartTime(LocalDateTime.now());
             this.save(studySessionsEntity);
             return StudySessionConvert.MAPPER.toStudySessionResponce(studySessionsEntity);
         }else {
@@ -52,9 +54,10 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
         }
     }
 
-    public void pauseStudySession(String sessionId) throws ErrorParameterException {
-        StudySessionsEntity studySessionsEntity = this.getOptById(sessionId)
-                .orElseThrow(() -> new ErrorParameterException("会话[" + sessionId + "]不存在"));
+    public void pauseStudySession(String sessionNum) throws ErrorParameterException {
+        StudySessionsEntity studySessionsEntity = this.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
+                        .eq(StudySessionsEntity::getSessionNum, sessionNum))
+                .orElseThrow(() -> new ErrorParameterException("会话[" + sessionNum + "]不存在"));
         studySessionsEntity.pausedStudySession();
         this.updateById(studySessionsEntity);
     }

src/main/java/com/guo/learningprogresstracker/service/impl/TasksServiceImpl.java

@@ -1,13 +1,18 @@
 package com.guo.learningprogresstracker.service.impl;
 
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.guo.learningprogresstracker.dto.PriorityDto;
+import com.guo.learningprogresstracker.dto.TaskInfo;
 import com.guo.learningprogresstracker.dto.request.TaskRequest;
 import com.guo.learningprogresstracker.dto.response.TaskInfoResponse;
 import com.guo.learningprogresstracker.dto.response.TasksListInfoResponse;
 import com.guo.learningprogresstracker.entity.TaskEntity;
 import com.guo.learningprogresstracker.mapStruct.RequestConvert;
 import com.guo.learningprogresstracker.mapStruct.TaskConvert;
+import com.guo.learningprogresstracker.mapStruct.TaskConvertImpl;
 import com.guo.learningprogresstracker.service.TasksService;
 import com.guo.learningprogresstracker.mapper.TasksMapper;
 import com.guo.learningprogresstracker.utils.CalculatedPriorityTool;
@@ -17,6 +22,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
 import java.rmi.ServerException;
+import java.util.List;
 
 /**
 * @author guo
@@ -30,12 +36,15 @@ public class TasksServiceImpl extends ServiceImpl<TasksMapper, TaskEntity>
     implements TasksService{
 
 
-    @Override
-    public TasksListInfoResponse taskList() {
+    private final TasksMapper tasksMapper;
+    private final TaskConvertImpl taskConvertImpl;
 
-        TasksListInfoResponse result = new TasksListInfoResponse();
+    @Override
+    public Page<TaskInfo> taskList(Integer pageNum, Integer pageSize) {
+        Page<TaskEntity> page = tasksMapper.selectPage(new Page<TaskEntity>(pageNum, pageSize), Wrappers.lambdaQuery(TaskEntity.class));
         //todo 补充返回内容
-        return result;
+        Page<TaskInfo> response = taskConvertImpl.MAPPER.toTaskInfoPage(page);
+        return response;
     }
 
     @Override