package com.panzhihua.service_community.service.impl;

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

import javax.annotation.Resource;

import org.springframework.beans.BeanUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.panzhihua.common.model.dtos.community.ComCvtCategoryDTO;
import com.panzhihua.common.model.dtos.community.PageComCvtCategoryDTO;
import com.panzhihua.common.model.vos.R;
import com.panzhihua.common.model.vos.community.ComCvtCategoryVO;
import com.panzhihua.service_community.dao.ComCvtCategoryDAO;
import com.panzhihua.service_community.model.dos.ComCvtCategoryDO;
import com.panzhihua.service_community.service.ComCvtCategoryService;

/**
 * @description:
 * @author: Null
 * @date: 2021/3/11 16:56
 */
@Service
public class ComCvtCategoryServiceImpl implements ComCvtCategoryService {

    @Resource
    private ComCvtCategoryDAO comCvtCategoryDAO;

    @Override
    public R pageComCvtCategory(PageComCvtCategoryDTO pageComCvtCategoryDTO) {
        Page page = new Page<>();
        Long pageNum = pageComCvtCategoryDTO.getPageNum();
        Long pageSize = pageComCvtCategoryDTO.getPageSize();
        if (null == pageNum || 0 == pageNum) {
            pageNum = 1l;
        }
        if (null == pageSize || 0 == pageSize) {
            pageSize = 10l;
        }
        page.setSize(pageSize);
        page.setCurrent(pageNum);
        IPage<ComCvtCategoryVO> iPage = comCvtCategoryDAO.pageComCvtCategory(page, pageComCvtCategoryDTO);
        return R.ok(iPage);
    }

    @Override
    public R addComCvtCategory(ComCvtCategoryDTO comCvtCategoryDTO) {
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectOne(
            new QueryWrapper<ComCvtCategoryDO>().lambda().eq(ComCvtCategoryDO::getName, comCvtCategoryDTO.getName()));
        if (null != comCvtCategoryDO) {
            return R.fail("分类名称重复");
        }
        comCvtCategoryDO = new ComCvtCategoryDO();
        BeanUtils.copyProperties(comCvtCategoryDTO, comCvtCategoryDO);
        int count = comCvtCategoryDAO.insert(comCvtCategoryDO);
        if (count < 1) {
            return R.fail();
        }
        return R.ok();
    }

    @Override
    public R putComCvtCategory(ComCvtCategoryDTO comCvtCategoryDTO) {
        ComCvtCategoryDO old = comCvtCategoryDAO.selectById(comCvtCategoryDTO.getId());
        if (null == old) {
            return R.fail("分类不存在");
        }
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectOne(
            new QueryWrapper<ComCvtCategoryDO>().lambda().eq(ComCvtCategoryDO::getName, comCvtCategoryDTO.getName()));
        if (null != comCvtCategoryDO && !old.getName().equals(comCvtCategoryDO.getName())) {
            return R.fail("分类名称重复");
        }
        BeanUtils.copyProperties(comCvtCategoryDTO, old);
        int count = comCvtCategoryDAO.updateById(old);
        if (count < 1) {
            return R.fail();
        }
        return R.ok();
    }

    @Override
    public R getComCvtCategory(Long id) {
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectById(id);
        if (null == comCvtCategoryDO) {
            return R.fail("分类不存在");
        }
        ComCvtCategoryVO comCvtCategoryVO = new ComCvtCategoryVO();
        BeanUtils.copyProperties(comCvtCategoryDO, comCvtCategoryVO);
        return R.ok(comCvtCategoryVO);
    }

    @Override
    public R deleteComCvtCategory(Long id) {
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectById(id);
        if (null == comCvtCategoryDO) {
            return R.fail("分类不存在");
        }
        int count = comCvtCategoryDAO.deleteById(id);
        if (count < 1) {
            return R.fail("删除失败");
        }
        return R.ok();
    }

    @Override
    public R allComCvtCategory() {
        List<ComCvtCategoryVO> comCvtCategoryVOS = new ArrayList<>();
        List<ComCvtCategoryDO> categoryDOS = comCvtCategoryDAO
            .selectList(new QueryWrapper<ComCvtCategoryDO>().lambda().orderByDesc(ComCvtCategoryDO::getWeight));
        if (!ObjectUtils.isEmpty(categoryDOS)) {
            categoryDOS.forEach(categoryDO -> {
                ComCvtCategoryVO comCvtCategoryVO = new ComCvtCategoryVO();
                BeanUtils.copyProperties(categoryDO, comCvtCategoryVO);
                comCvtCategoryVOS.add(comCvtCategoryVO);
            });
        }
        return R.ok(comCvtCategoryVOS);
    }
}