!19 完成选课管理表的查询接口

Merge pull request !19 from Sky_ID/feature_lwh

src/main/java/com/letoy/edu/controller/LessonArrController.java

@@ -0,0 +1,35 @@
+package com.letoy.edu.controller;
+
+import com.letoy.edu.service.LessonArrService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiImplicitParam;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Map;
+
+@RestController
+@Api(value = "选课管理", tags = "选课管理API")
+public class LessonArrController {
+
+    @Autowired
+    LessonArrService lessonArrService;
+
+    @PostMapping("/Arr/findAllLessonArr")
+    @ApiOperation(value = "选课管理表查询所有", notes = "选课管理表查询所有")
+    @ApiImplicitParam(value = "",name = "Authorization",paramType  = "header", dataType = "String", required=true)
+    private Map<String,Object> findAllLessonArr(){
+        return lessonArrService.findAllLessonArr();
+    }
+
+
+    @PostMapping("/Arr/findLessonArrByNumberWeek")
+    @ApiOperation(value = "选课管理表根据学号/周查询", notes = "选课管理表根据学号/周查询")
+    @ApiImplicitParam(value = "",name = "Authorization",paramType  = "header", dataType = "String", required=true)
+    private Map<String,Object> findLessonArrByNumberWeek(int number, int week){
+        return lessonArrService.findLessonArrByNumberWeek(number,week);
+    }
+
+}

src/main/java/com/letoy/edu/dao/LessonArrMapper.java

@@ -0,0 +1,18 @@
+package com.letoy.edu.dao;
+
+import com.letoy.edu.entity.LessonArr;
+import com.letoy.edu.vo.SelectLesson;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@Mapper
+@Component
+public interface LessonArrMapper {
+
+    List<LessonArr> findAllLessonArr();
+
+    List<SelectLesson> findLessonArrByNumberWeek(@Param("number") int number, @Param("week") int week);
+}

src/main/java/com/letoy/edu/entity/LessonArr.java

@@ -0,0 +1,18 @@
+package com.letoy.edu.entity;
+
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class LessonArr {
+
+  private long lessonArrId;
+  private long studentId;
+  private long lessonId;
+  private long scoreId;
+
+}

src/main/java/com/letoy/edu/entity/LessonInfo.java

@@ -35,5 +35,7 @@ public class LessonInfo {
     @ApiModelProperty(value = "结束时间", example = "1200", dataType = "int")
     private long endClass;
 
+    private long day;
+
 
 }

src/main/java/com/letoy/edu/service/Impl/LessonArrServiceImpl.java

@@ -0,0 +1,51 @@
+package com.letoy.edu.service.Impl;
+
+import com.letoy.edu.dao.LessonArrMapper;
+import com.letoy.edu.entity.LessonArr;
+import com.letoy.edu.service.LessonArrService;
+import com.letoy.edu.vo.SelectLesson;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.HashMap;
+import java.util.List;
+
+@Service
+public class LessonArrServiceImpl implements LessonArrService {
+
+
+    @Autowired
+    LessonArrMapper lessonArrMapper;
+
+    @Override
+    public HashMap<String, Object> findAllLessonArr() {
+        HashMap<String, Object> hashMap = new HashMap<>();
+        List<LessonArr> allLessonArr = lessonArrMapper.findAllLessonArr();
+        if (allLessonArr.isEmpty()) {
+            hashMap.put("status","1");
+            hashMap.put("msg","查询失败");
+            return hashMap;
+        }
+        hashMap.put("status","0");
+        hashMap.put("msg","查询成功");
+        hashMap.put("data", allLessonArr);
+        return hashMap;
+    }
+
+    @Override
+    public HashMap<String, Object> findLessonArrByNumberWeek(int number, int week) {
+        HashMap<String, Object> hashMap = new HashMap<>();
+
+        List<SelectLesson> lessonArrByNumberWeek = lessonArrMapper.findLessonArrByNumberWeek(number, week);
+
+        if (lessonArrByNumberWeek.isEmpty()) {
+            hashMap.put("status","1");
+            hashMap.put("msg","查询失败");
+            return hashMap;
+        }
+        hashMap.put("status","0");
+        hashMap.put("msg","查询成功");
+        hashMap.put("data", lessonArrByNumberWeek);
+        return hashMap;
+    }
+}

src/main/java/com/letoy/edu/service/LessonArrService.java

@@ -0,0 +1,9 @@
+package com.letoy.edu.service;
+
+import java.util.HashMap;
+
+public interface LessonArrService {
+
+    HashMap<String,Object> findAllLessonArr();
+    HashMap<String,Object> findLessonArrByNumberWeek(int number, int week);
+}

src/main/java/com/letoy/edu/vo/LessonClean.java

@@ -0,0 +1,29 @@
+package com.letoy.edu.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * 简化课程信息类 用于返回课程表
+ */
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class LessonClean {
+
+    private long lessonId;
+    private long majorId;
+    private long teacherId;
+    private String name;
+    private long type;
+    private String classroom;
+    private long startClass;
+    private long endClass;
+    private long day;
+
+    private String startTime;
+    private String endTime;
+
+}

src/main/java/com/letoy/edu/vo/LessonTimeInfo.java

@@ -20,6 +20,7 @@ public class LessonTimeInfo {
     private long endWeek;
     private long startClass;
     private long endClass;
+    private long day;
 
     private String startTime;
     private String endTime;
@@ -38,6 +39,7 @@ public class LessonTimeInfo {
         this.endWeek = lessonInfo.getEndWeek();
         this.startClass = lessonInfo.getStartClass();
         this.endClass = lessonInfo.getEndClass();
+        this.day = lessonInfo.getDay();
         this.startTime = startTime;
         this.endTime = endTime;
     }

src/main/java/com/letoy/edu/vo/SelectLesson.java

@@ -0,0 +1,22 @@
+package com.letoy.edu.vo;
+
+import com.letoy.edu.entity.LessonInfo;
+
+import com.letoy.edu.entity.StudentInfo;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * 课程选择类
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class SelectLesson {
+
+    private long lessonArrId;
+    private long studentId;
+
+    private LessonClean lessonClean;
+}

src/main/resources/mapper/LessonArrMapper.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
+<mapper namespace="com.letoy.edu.dao.LessonArrMapper">
+    
+    <select id="findAllLessonArr" resultType="com.letoy.edu.entity.LessonArr">
+        select lesson_arr_id, student_id, lesson_id, score_id from lesson_arr
+    </select>
+
+    <select id="findLessonArrByNumberWeek" resultMap="lessonMap">
+        select arr.lesson_arr_id,arr.student_id, info.lesson_id,  info.major_id, teacher_id, info.name, type, classroom, start_class, end_class, day
+        from lesson_arr arr, lesson_info info, student_info s
+        where s.number=#{number}
+          and s.student_id = arr.student_id
+          and arr.lesson_id = info.lesson_id
+          and start_week <![CDATA[ <= ]]> #{week}
+          and #{week} <![CDATA[ <= ]]> end_week
+    </select>
+    
+    <resultMap id="lessonMap" type="com.letoy.edu.vo.SelectLesson">
+        <id property="lessonArrId" column="lesson_arr_id" javaType="java.lang.Integer"/>
+        <result property="studentId" column="student_id" javaType="java.lang.Integer"/>
+        <association property="lessonClean" javaType="com.letoy.edu.vo.LessonClean">
+            <id property="lessonId" column="lesson_id" javaType="java.lang.Integer"/>
+            <result property="majorId" column="major_id" javaType="java.lang.Integer"/>
+            <result property="teacherId" column="teacher_id" javaType="java.lang.Integer"/>
+            <result property="name" column="name" javaType="java.lang.String"/>
+            <result property="type" column="type" javaType="java.lang.Integer"/>
+            <result property="classroom" column="classroom" javaType="java.lang.String"/>
+            <result property="startClass" column="start_class" javaType="java.lang.Integer"/>
+            <result property="endClass" column="end_class" javaType="java.lang.Integer"/>
+            <result property="day" column="day" javaType="java.lang.Integer"/>
+        </association>
+    </resultMap>
+</mapper>

src/test/java/com/letoy/edu/dao/LessonArrMapperTest.java

@@ -0,0 +1,27 @@
+package com.letoy.edu.dao;
+
+import com.letoy.edu.entity.LessonArr;
+import com.letoy.edu.vo.SelectLesson;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import java.util.List;
+
+@SpringBootTest
+@RunWith(SpringRunner.class)
+public class LessonArrMapperTest {
+
+    @Autowired
+    LessonArrMapper lessonArrMapper;
+
+    @Test
+    public void testLessonByNumberWeek(){
+        List<SelectLesson> lessonArrByNumberWeek = lessonArrMapper.findLessonArrByNumberWeek(180809107, 6);
+        System.out.println(lessonArrByNumberWeek);
+
+    }
+
+}