<el-dialog width="35%" v-model="data.formVisible" title="课程信息">
  <el-form :model="data.form" label-width="100px" label-position="right" style="padding-right: 40px">
    <el-form-item label="课程名称">
      <el-input v-model="data.form.name" autocomplete="off" />
    </el-form-item>
    <el-form-item label="课程编号">
      <el-input v-model="data.form.no" autocomplete="off" />
    </el-form-item>
    <el-form-item label="课程描述">
      <el-input v-model="data.form.descr" autocomplete="off" />
    </el-form-item>
    <el-form-item label="课时">
      <el-input v-model="data.form.times" autocomplete="off" />
    </el-form-item>
    <el-form-item label="任课老师">
      <el-input v-model="data.form.teacher" autocomplete="off" />
    </el-form-item>
  </el-form>
  <template #footer>
    <span class="dialog-footer">
      <el-button @click="data.formVisible = false">取 消</el-button>
      <el-button type="primary" @click="save">保 存</el-button>
    </span>
  </template>
</el-dialog>

// 保存数据到后台
const save = () => {
  request.post('/course/add', data.form).then(res => {
    if (res.code === '200') {
      load()    // 重新获取数据
      data.formVisible = false  // 关闭弹窗
      ElMessage.success("操作成功")
    } else {
      ElMessage.error(res.msg)
    }
  })
}

@PostMapping("/add")
public Result add(@RequestBody Course course) {
    courseService.add(course);
    return Result.success();
}

@Insert("insert into course (name, no,descr,times,teacher) values(#{name}, #{no}, #{descr}, #{times}, #{teacher})")
void insert(Course course);

// 保存数据到后台
const save = () => {
  request.request({
    url: data.form.id ? '/course/update' : '/course/add',
    method: data.form.id ? 'PUT' : 'POST',
    data: data.form
  }).then(res => {
    if (res.code === '200') {
      load()    // 重新获取数据
      data.formVisible = false  // 关闭弹窗
      ElMessage.success("操作成功")
    } else {
      ElMessage.error(res.msg)
    }
  })
}

@PutMapping("/update")
public Result update(@RequestBody Course course) {
    courseService.updateById(course);
    return Result.success();
}

@Update("update course set name = #{name}, no = #{no}, descr = #{descr}, times = #{times}, teacher = #{teacher} where id = #{id}")
void updateById(Course course);