package com.xcong.farmer.cms.modules.system.service.Impl;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.xcong.farmer.cms.common.response.Result;
import com.xcong.farmer.cms.modules.system.dto.AdminAddArticleDto;
import com.xcong.farmer.cms.modules.system.dto.AdminArticleDto;
import com.xcong.farmer.cms.modules.system.dto.AdminUpdateArticleDto;
import com.xcong.farmer.cms.modules.system.entity.ArticleEntity;
import com.xcong.farmer.cms.modules.system.entity.ColumnEntity;
import com.xcong.farmer.cms.modules.system.mapper.ArticleMapper;
import com.xcong.farmer.cms.modules.system.mapper.ColumnMapper;
import com.xcong.farmer.cms.modules.system.service.IArticleService;
import com.xcong.farmer.cms.modules.system.vo.AdminArticleVo;
import com.xcong.farmer.cms.modules.system.vo.AdminSeeArticleInfoVo;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;
import java.util.Date;

import cn.hutool.core.util.StrUtil;
import cn.hutool.core.util.ObjectUtil;
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.Resource;

@Service
@Slf4j
public class ArticleServiceImpl extends ServiceImpl<ArticleMapper, ArticleEntity> implements IArticleService {

    @Resource
    private ColumnMapper columnMapper;

    @Override
    public Result getArticleInPage(AdminArticleDto adminArticleDto) {
        Page<AdminArticleVo> page = new Page<>(adminArticleDto.getPageNum(), adminArticleDto.getPageSize());
        ArticleEntity articleEntity = new ArticleEntity();
        Long columnId = adminArticleDto.getColumnId() == null ? 0L : adminArticleDto.getColumnId();
        if(columnId != 0L){
            articleEntity.setColumnId(columnId);
        }
        String title = adminArticleDto.getTitle();
        if(StrUtil.isNotEmpty(title)){
            articleEntity.setTitle(title);
        }
        IPage<AdminArticleVo> list = this.baseMapper.selectAdminArticleInPage(page,articleEntity);
        return Result.ok(list);
    }

    @Override
    @Transactional
    public Result addArticle(AdminAddArticleDto adminAddArticleDto) {
        ArticleEntity articleEntity = new ArticleEntity();
        String title = adminAddArticleDto.getTitle();
        if(StrUtil.isEmpty(title)){
            return Result.fail("请输入文章标题");
        }
        articleEntity.setTitle(title);
        String childTitle = adminAddArticleDto.getChildTitle();
        if(StrUtil.isNotEmpty(childTitle)){
            articleEntity.setChildTitle(childTitle);
        }
        String describe = adminAddArticleDto.getDescribe();
        if(StrUtil.isNotEmpty(describe)){
            articleEntity.setDescribe(describe);
        }
        long columnId = adminAddArticleDto.getColumnId() == null ? 0L : adminAddArticleDto.getColumnId();
        if(columnId == 0L){
            return Result.fail("请选择文章栏目");
        }
        ColumnEntity columnEntity = columnMapper.selectById(columnId);
        if(ObjectUtil.isEmpty(columnEntity)){
            return Result.fail("请选择文章栏目");
        }
        articleEntity.setColumnId(columnId);
        Integer visits = adminAddArticleDto.getVisits() == null ? 0 : adminAddArticleDto.getVisits();
        articleEntity.setVisits(visits);
        String mainDiagram = adminAddArticleDto.getMainDiagram();
        if(StrUtil.isNotEmpty(mainDiagram)){
            articleEntity.setMainDiagram(mainDiagram);
        }
        String atlas = adminAddArticleDto.getAtlas();
        if(StrUtil.isNotEmpty(atlas)){
            articleEntity.setAtlas(atlas);
        }
        Date releaseTime = adminAddArticleDto.getReleaseTime();
        if(ObjectUtil.isNotEmpty(releaseTime)){
            articleEntity.setReleaseTime(releaseTime);
        }
        Integer releaseStatus = adminAddArticleDto.getReleaseStatus();
        articleEntity.setReleaseStatus(releaseStatus);
        String articleDetails = adminAddArticleDto.getArticleDetails();
        if(StrUtil.isNotEmpty(articleDetails)){
            articleEntity.setArticleDetails(articleDetails);
        }

        this.baseMapper.insert(articleEntity);
        return Result.ok("添加成功");
    }

    @Override
    @Transactional
    public Result deleteArticle(Long id) {
        ArticleEntity articleEntity = this.baseMapper.selectById(id);
        if(ObjectUtil.isEmpty(articleEntity)){
            return Result.fail("文章不存在");
        }
        articleEntity.setDelStatus(ArticleEntity.DELETE_STATUS_YES);
        this.baseMapper.updateById(articleEntity);
        return Result.ok("删除成功");
    }

    @Override
    public Result seeArticleInfo(Long id) {
        ArticleEntity articleEntity = this.baseMapper.selectById(id);
        if(ObjectUtil.isEmpty(articleEntity)){
            return Result.fail("文章不存在");
        }
        AdminSeeArticleInfoVo adminSeeArticleInfoVo = this.baseMapper.selectAdminArticleByid(id);
        return Result.ok(adminSeeArticleInfoVo);
    }

    @Override
    @Transactional
    public Result updateArticle(AdminUpdateArticleDto adminUpdateArticleDto) {
        Long id = adminUpdateArticleDto.getId();
        ArticleEntity articleEntity = this.baseMapper.selectById(id);
        if(ObjectUtil.isEmpty(articleEntity)){
            return Result.fail("文章不存在");
        }
        String title = adminUpdateArticleDto.getTitle();
        if(StrUtil.isEmpty(title)){
            return Result.fail("请输入文章标题");
        }
        articleEntity.setTitle(title);
        String childTitle = adminUpdateArticleDto.getChildTitle();
        if(StrUtil.isNotEmpty(childTitle)){
            articleEntity.setChildTitle(childTitle);
        }
        String describe = adminUpdateArticleDto.getDescribe();
        if(StrUtil.isNotEmpty(describe)){
            articleEntity.setDescribe(describe);
        }
        long columnId = adminUpdateArticleDto.getColumnId() == null ? 0L : adminUpdateArticleDto.getColumnId();
        if(columnId == 0L){
            return Result.fail("请选择文章栏目");
        }
        ColumnEntity columnEntity = columnMapper.selectById(columnId);
        if(ObjectUtil.isEmpty(columnEntity)){
            return Result.fail("请选择文章栏目");
        }
        articleEntity.setColumnId(columnId);
        Integer visits = adminUpdateArticleDto.getVisits() == null ? 0 : adminUpdateArticleDto.getVisits();
        articleEntity.setVisits(visits);
        String mainDiagram = adminUpdateArticleDto.getMainDiagram();
        if(StrUtil.isNotEmpty(mainDiagram)){
            articleEntity.setMainDiagram(mainDiagram);
        }
        String atlas = adminUpdateArticleDto.getAtlas();
        if(StrUtil.isNotEmpty(atlas)){
            articleEntity.setAtlas(atlas);
        }
        Date releaseTime = adminUpdateArticleDto.getReleaseTime();
        if(ObjectUtil.isNotEmpty(releaseTime)){
            articleEntity.setReleaseTime(releaseTime);
        }
        Integer releaseStatus = adminUpdateArticleDto.getReleaseStatus();
        articleEntity.setReleaseStatus(releaseStatus);
        String articleDetails = adminUpdateArticleDto.getArticleDetails();
        if(StrUtil.isNotEmpty(articleDetails)){
            articleEntity.setArticleDetails(articleDetails);
        }
        this.baseMapper.updateById(articleEntity);
        return Result.ok("更新成功");
    }
}