liebao-cloud/lb-module/src/main/java/com/ydd/module/service/impl/HelpColumnServiceImpl.java

package com.ydd.module.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ydd.module.domain.Help;
import com.ydd.module.domain.HelpColumn;
import com.ydd.module.dto.HelpDetailDto;
import com.ydd.module.dto.HelpDto;
import com.ydd.module.mapper.HelpColumnMapper;
import com.ydd.module.service.IHelpColumnService;
import com.ydd.module.service.IHelpService;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;

/**
 * Demo class
 *
 * @author 14027
 * @date 2021/9/16 14:38
 */
@Service
public class HelpColumnServiceImpl extends ServiceImpl<HelpColumnMapper, HelpColumn> implements IHelpColumnService {

    @Resource
    private IHelpService iHelpService;

    @Override
    public List<HelpColumn> queryList(HelpColumn helpColumn) {
        LambdaQueryWrapper<HelpColumn> lqw = Wrappers.lambdaQuery();
        if (StringUtils.isNotBlank(helpColumn.getName())) {
            lqw.like(HelpColumn::getName, helpColumn.getName());
        }
        lqw.orderByDesc(HelpColumn::getId);
        List<HelpColumn> list = this.list(lqw);
        list.forEach(helpColumn1 -> {
            if (helpColumn1.getPId() != null) {
                HelpColumn superHelp = baseMapper.selectById(helpColumn1.getPId());
                helpColumn1.setSuperName(superHelp.getName());
            }
        });
        return list;
    }

    /**
     * 获取所有栏目
     * @return
     */
    @Override
    public List<HelpDto> getAll(Integer type) {
        List<HelpDto> dtos = baseMapper.getAll(type);
        for (HelpDto d : dtos){
            // 查询二级栏目
            d.setHelpSeconds(baseMapper.getByFirstId(d.getFirstColumnId(),type));
        }
        return dtos;
    }

    /**
     * 帮助中心内容
     * @param secondColumnId
     * @return
     */
    @Override
    public List<HelpDetailDto> getHelpDetail(Integer secondColumnId,String platformType) {
        // 类型：0->app，1->pc
        Integer type = 1;
        if (StringUtils.isBlank(platformType)){
            type = 0;
        }
        return iHelpService.getBySecondColumnId(secondColumnId,type);
    }
}