开发课程分页查询接口，课程前后段数据对接，课程新增和编辑功能，课程删除功能 #4
Merged
p89sifnku
merged 4 commits from dev1 into master 2 years ago
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package com.example.controller;
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import com.example.common.Result;
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import com.example.entity.Course;
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import com.example.service.CourseService;
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import com.github.pagehelper.PageInfo;
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import org.springframework.web.bind.annotation.*;
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import javax.annotation.Resource;
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@RestController
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@RequestMapping("/course")
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public class CourseController {
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@Resource
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private CourseService courseService;
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/**
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* 分页条件查询课程
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*/
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@GetMapping("/selectPage")
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public Result selectPage(@RequestParam(defaultValue = "1") Integer pageNum,
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@RequestParam(defaultValue = "5") Integer pageSize,
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Course course){
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PageInfo<Course> pageInfo = courseService.selectPage(pageNum, pageSize,course);
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return Result.success(pageInfo);
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}
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/**
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* 新增课程
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*/
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@PostMapping("/add")
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public Result add(@RequestBody Course course){
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courseService.add(course);
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return Result.success();
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}
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/**
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* 更新课程
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*/
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@PutMapping("/update")
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public Result update(@RequestBody Course course){
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courseService.updateById(course);
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return Result.success();
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}
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/**
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* 删除课程
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*/
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@DeleteMapping("/delete/{id}")
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public Result delete(@PathVariable Integer id){
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courseService.deleteById(id);
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return Result.success();
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}
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}
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@ -0,0 +1,58 @@
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package com.example.entity;
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public class Course {
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private Integer id;
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private String name;
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private String no;
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private String descr;
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private String times;
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private String teacher;
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public Integer getId() {
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return id;
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}
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public void setId(Integer id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getNo() {
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return no;
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}
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public void setNo(String no) {
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this.no = no;
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}
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public String getDescr() {
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return descr;
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}
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public void setDescr(String descr) {
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this.descr = descr;
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}
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public String getTimes() {
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return times;
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}
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public void setTimes(String times) {
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this.times = times;
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}
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public String getTeacher() {
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return teacher;
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}
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public void setTeacher(String teacher) {
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this.teacher = teacher;
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}
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}
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@ -0,0 +1,21 @@
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package com.example.mapper;
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import com.example.entity.Course;
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import org.apache.ibatis.annotations.Delete;
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import org.apache.ibatis.annotations.Insert;
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import org.apache.ibatis.annotations.Select;
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import org.apache.ibatis.annotations.Update;
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import java.util.List;
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public interface CourseMapper {
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@Select("select * from course where name like concat('%',#{name},'%') and no like concat('%',#{no},'%') and teacher like concat('%',#{teacher},'%') order by id desc")
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List<Course> selectAll(Course course);
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@Insert("insert into course (name, no, descr, times, teacher) values(#{name},#{no},#{descr},#{times},#{teacher})")
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void insert(Course course);
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@Update("update course set name=#{name},no=#{no},descr=#{descr},times=#{times},teacher=#{teacher} where id=#{id}")
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void updateById(Course course);
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@Delete("delete from course where id=#{id}")
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void deleteById(Integer id);
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}
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package com.example.service;
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import com.example.entity.Course;
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import com.example.mapper.CourseMapper;
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import com.github.pagehelper.PageHelper;
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import com.github.pagehelper.PageInfo;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.util.List;
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@Service
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public class CourseService {
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@Resource
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private CourseMapper courseMapper;
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//total是查询总数 list是数据列表
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public PageInfo<Course> selectPage(Integer pageNum, Integer pageSize,Course course){
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PageHelper.startPage(pageNum,pageSize);
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List<Course> coursesList = courseMapper.selectAll(course);
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return PageInfo.of(coursesList);
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}
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//新增数据
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public void add(Course course) {
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courseMapper.insert(course);
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}
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public void updateById(Course course) {
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courseMapper.updateById(course);
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}
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public void deleteById(Integer id) {
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courseMapper.deleteById(id);
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}
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}
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// node_modules/element-plus/es/components/tag/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/tag.scss";
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//# sourceMappingURL=chunk-3TXWDNGO.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/tag/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/tag.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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// node_modules/element-plus/es/components/popper/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/popper.scss";
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//# sourceMappingURL=chunk-6XXACKVZ.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/popper/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/popper.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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// node_modules/element-plus/es/components/button/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/button.scss";
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//# sourceMappingURL=chunk-BJFB2CUW.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/button/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/button.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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// node_modules/element-plus/es/components/checkbox/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/checkbox.scss";
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//# sourceMappingURL=chunk-D3CWYFF3.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/checkbox/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/checkbox.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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// node_modules/element-plus/es/components/tooltip/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/tooltip.scss";
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//# sourceMappingURL=chunk-FJTOK54K.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/tooltip/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/tooltip.scss';\r\nimport '../../popper/style/index.mjs';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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// node_modules/element-plus/es/components/input/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/input.scss";
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//# sourceMappingURL=chunk-INT4LFCS.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/input/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/input.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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// node_modules/element-plus/es/components/overlay/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/overlay.scss";
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//# sourceMappingURL=chunk-KR333NDQ.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/overlay/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/overlay.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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@ -0,0 +1,3 @@
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// node_modules/element-plus/es/components/scrollbar/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/scrollbar.scss";
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//# sourceMappingURL=chunk-RSYYQNY4.js.map
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/scrollbar/style/index.mjs"],
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"sourcesContent": ["import '../../base/style/index.mjs';\r\nimport 'element-plus/theme-chalk/src/scrollbar.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AACA,OAAO;",
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"names": []
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}
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@ -0,0 +1,3 @@
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// node_modules/element-plus/es/components/base/style/index.mjs
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import "C:/system of information/git/vue/node_modules/element-plus/theme-chalk/src/base.scss";
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//# sourceMappingURL=chunk-SHI5Q57K.js.map
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@ -0,0 +1,7 @@
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{
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"version": 3,
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"sources": ["../../element-plus/es/components/base/style/index.mjs"],
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"sourcesContent": ["import 'element-plus/theme-chalk/src/base.scss';\r\n//# sourceMappingURL=index.mjs.map\r\n"],
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"mappings": ";AAAA,OAAO;",
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"names": []
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}
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@ -1,40 +1,148 @@
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<template>
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<div class="card" style="margin-bottom: 10px">
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<el-input v-model="data.name" style="width: 240px" placeholder="请输入课程名称查询" :prefix-icon="Search"/>
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<el-button type="primary" style="margin-left: 10px">查 询</el-button>
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<el-button type="info" >重 置</el-button>
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<el-input v-model="data.name" style="width: 240px;margin-right:10px" placeholder="请输入课程名称查询" :prefix-icon="Search"/>
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<el-input v-model="data.no" style="width: 240px;margin-right: 10px" placeholder="请输入课程编号查询" :prefix-icon="Search"/>
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<el-input v-model="data.teacher" style="width: 240px" placeholder="请输入任课老师查询" :prefix-icon="Search"/>
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<el-button type="primary" style="margin-left: 10px" @click="load">查 询</el-button>
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<el-button type="info" @click="reset">重 置</el-button>
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</div>
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<div class="card" style="margin-bottom: 10px">
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<div style="margin-bottom: 10px">
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<el-button type="primary" >新 增</el-button>
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<el-button type="primary" @click="handleAdd">新 增</el-button>
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</div>
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<div>
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<el-table :data="data.tableData" style="width: 100%">
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<el-table-column prop="id" label="序号" width="180" />
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<el-table-column prop="name" label="课程名称" width="180" />
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<el-table-column prop="no" label="课程编号" width="180" />
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<el-table-column prop="id" label="序号" width="70" />
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<el-table-column prop="name" label="课程名称" />
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<el-table-column prop="no" label="课程编号" />
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<el-table-column prop="descr" label="课程描述" />
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<el-table-column prop="times" label="课时" />
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<el-table-column prop="teacher" label="任课老师" />
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<el-table-column>
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<template #default="scope">
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<el-button type="primary" size="small" plain>编 辑</el-button>
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<el-button type="danger" size="small" plain>删 除</el-button>
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<el-button type="primary" size="small" plain @click="handleEdit(scope.row)">编 辑</el-button>
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<el-button type="danger" size="small" plain @click="del(scope.row.id)">删 除</el-button>
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</template>
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</el-table-column>
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</el-table>
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</div>
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<div class="card">
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<el-pagination background layout="prev, pager, next" :total="1000" />
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<el-pagination v-model:current-page="data.pageNum" v-model:page-size="data.pageSize"
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@current-change = "handleCurrentChange"
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background layout="prev, pager, next" :total="data.total" />
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</div>
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<el-dialog width="35%" v-model="data.formVisible" title="课程信息" >
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<el-form :model="data.form" label-width="100px" label-position="right" style="padding-right:40px">
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<el-form-item label="课程名称" >
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<el-input v-model="data.form.name" autocomplete="off" />
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</el-form-item>
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<el-form-item label="课程编号" >
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<el-input v-model="data.form.no" autocomplete="off" />
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</el-form-item>
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<el-form-item label="课程描述" >
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<el-input v-model="data.form.descr" autocomplete="off" />
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</el-form-item>
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<el-form-item label="课时" >
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<el-input v-model="data.form.times" autocomplete="off" />
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</el-form-item>
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<el-form-item label="任课老师" >
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<el-input v-model="data.form.teacher" autocomplete="off" />
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</el-form-item>
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</el-form>/
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<template #footer>
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<span class="dialog-footer">
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<el-button @click="data.formVisible = false">取消</el-button>
|
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<el-button type="primary" @click="save">保 存</el-button>
|
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</span>
|
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</template>
|
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</el-dialog>
|
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</div>
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</template>
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<script setup>
|
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import {reactive} from "vue";
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import {Search} from "@element-plus/icons-vue";
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import request from "@/utils/request";
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import {ElMessage, ElMessageBox} from "element-plus";
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const data = reactive({
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name:'',
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tableData:[]
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no:'',
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teacher:'',
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tableData:[],
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total:0,
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pageSize:2,//每页的个数
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pageNum: 1, //当前的页码
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formVisible:false,
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form:{}
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})
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const load =()=>{
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request.get('course/selectPage',{
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params:{
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pageNum:data.pageNum,
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pageSize:data.pageSize,
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name:data.name,
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no:data.no,
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teacher:data.teacher
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}
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}).then((res)=>{
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data.tableData =res.data?.list || []
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data.total=res.data?.total || 0
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})
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}
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//调用方法获取数据
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load()
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const handleCurrentChange = (pageNum)=>{
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//翻页的时候重新加载数据即可
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load()
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}
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const reset =()=>{
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data.name = ''
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data.no = ''
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data.teacher = ''
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load()
|
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}
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|
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const handleAdd = () => {
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data.form = {}
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data.formVisible = true
|
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}
|
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|
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|
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//保存数据到后台
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const save=()=>{
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request.request({
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||||
url:data.form.id?'/course/update':'/course/add',
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||||
method:data.form.id?'PUT':'POST',
|
||||
data:data.form
|
||||
}).then(res => {
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if(res.code === '200'){
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load()//重新获取数据
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||||
data.formVisible=false;
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||||
ElMessage.success("操作成功")
|
||||
}else{
|
||||
ElMessage.error(res.msg)
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
const handleEdit=(row)=>{
|
||||
data.form=JSON.parse(JSON.stringify(row))
|
||||
data.formVisible=true
|
||||
}
|
||||
|
||||
const del = (id)=>{
|
||||
ElMessageBox.confirm('删除数据数据后无法恢复','确认删除吗',{type:'warning'}).then(() => {
|
||||
request.delete('course/delete/' + id).then((res)=>{
|
||||
if(res.code === '200'){
|
||||
load()//重新获取数据
|
||||
ElMessage.success("操作成功")
|
||||
}else{
|
||||
ElMessage.error(res.msg)
|
||||
}
|
||||
})
|
||||
}).catch(res=>{})
|
||||
}
|
||||
</script>
|
||||
Loading…
Reference in new issue