fuliqi
2024-06-28 16b4725365f3286c2d2a80945e26f35f89b53f24
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package com.ycl.jxkg.service.impl;
 
import com.alibaba.fastjson.JSON;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.ycl.jxkg.base.Result;
import com.ycl.jxkg.domain.entity.EducationResource;
import com.ycl.jxkg.domain.entity.Subject;
import com.ycl.jxkg.domain.vo.admin.education.EducationResourceVO;
import com.ycl.jxkg.domain.vo.student.education.StudentOnlineVO;
import com.ycl.jxkg.mapper.EducationResourceMapper;
import com.ycl.jxkg.mapper.SubjectMapper;
import com.ycl.jxkg.service.EducationResourceService;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.BeanUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;
 
import java.util.Date;
import java.util.List;
import java.util.Objects;
 
/**
 * @author:flq
 * @date:2024/6/18 10:53
 */
@Service
@RequiredArgsConstructor
public class EducationResourceServiceImpl implements EducationResourceService {
 
    private final EducationResourceMapper mapper;
    private final SubjectMapper subjectMapper;
 
    @Override
    public Result add(EducationResourceVO form) {
        EducationResource educationResource = new EducationResource();
        BeanUtils.copyProperties(form, educationResource);
        educationResource.setContentUrl(JSON.toJSONString(form.getContentUrl()));
        if (!CollectionUtils.isEmpty(form.getAttachment())) {
            educationResource.setAttachment(JSON.toJSONString(form.getAttachment()));
        }
        educationResource.setCreateTime(new Date());
        educationResource.setUpdateTime(new Date());
        mapper.add(educationResource);
        return Result.ok("添加成功");
    }
 
    @Override
    public Result update(EducationResourceVO form) {
        if (Objects.isNull(form.getId())) {
            throw new RuntimeException("请选择要修改的数据");
        }
        EducationResource educationResource = new EducationResource();
        BeanUtils.copyProperties(form, educationResource);
        educationResource.setContentUrl(JSON.toJSONString(form.getContentUrl()));
        if (!CollectionUtils.isEmpty(form.getAttachment())) {
            educationResource.setAttachment(JSON.toJSONString(form.getAttachment()));
        } else {
            educationResource.setAttachment("");
        }
        mapper.update(educationResource);
        return Result.ok("修改成功");
    }
 
    @Override
    public Result remove(List<Integer> ids) {
        mapper.remove(ids);
        return Result.ok("删除成功");
    }
 
    @Override
    public Result page(EducationResourceVO query) {
        PageInfo<EducationResourceVO> page = PageHelper.startPage(query.getPageNum(), query.getPageSize()).doSelectPageInfo(() ->
                mapper.page(query));
        page.getList().stream().forEach(item -> {
            item.setContentUrl(JSON.parseObject(item.getContentUrlString(), EducationResourceVO.UploadFile.class));
            item.setAttachment(JSON.parseArray(item.getAttachmentString(), EducationResourceVO.UploadFile.class));
        });
        return Result.ok(page.getList()).put("total", page.getTotal());
    }
 
    @Override
    public Result byType(StudentOnlineVO query) {
        PageInfo<EducationResourceVO> page = PageHelper.startPage(query.getPageNum(), query.getPageSize()).doSelectPageInfo(() ->
                mapper.byType(query));
        page.getList().stream().forEach(item -> {
            item.setContentUrl(JSON.parseObject(item.getContentUrlString(), EducationResourceVO.UploadFile.class));
            item.setAttachment(JSON.parseArray(item.getAttachmentString(), EducationResourceVO.UploadFile.class));
        });
        return Result.ok(page.getList()).put("total", page.getTotal());
    }
 
    @Override
    public Result typeList() {
        List<Subject> subjects = subjectMapper.allSubject();
        return Result.ok(subjects);
    }
}