package com.doumee.service.business.impl;

import com.doumee.core.constants.ResponseStatus;
import com.doumee.core.exception.BusinessException;
import com.doumee.core.model.LoginUserInfo;
import com.doumee.core.model.PageData;
import com.doumee.core.model.PageWrap;
import com.doumee.core.utils.Constants;
import com.doumee.core.utils.Utils;
import com.doumee.dao.business.CategoryMapper;
import com.doumee.dao.business.model.Category;
import com.doumee.service.business.CategoryService;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import org.apache.shiro.SecurityUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

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

/**
 * 分类信息表Service实现
 * @author 江蹄蹄
 * @date 2023/11/30 15:33
 */
@Service
public class CategoryServiceImpl implements CategoryService {

    @Autowired
    private CategoryMapper categoryMapper;

    @Override
    public Integer create(Category category) {
        checkUnique(category);
        LoginUserInfo loginUserInfo = (LoginUserInfo) SecurityUtils.getSubject().getPrincipal();
        Category insert = new Category();
        insert.setCreator(loginUserInfo.getId());
        insert.setCreateDate(new Date());
        insert.setEditor(loginUserInfo.getId());
        insert.setEditDate(new Date());
        insert.setIsdeleted(Constants.ZERO);
        insert.setName(category.getName());
        insert.setRemark(category.getRemark());
        insert.setStatus(Constants.ZERO);
        insert.setSortnum(category.getSortnum());
        insert.setImgurl(category.getImgurl());
        insert.setType(Constants.ZERO);
        insert.setParentId(category.getParentId());
        categoryMapper.insert(insert);
        return insert.getId();
    }

    @Override
    public void deleteById(Integer id) {
        categoryMapper.deleteById(id);
    }

    @Override
    public void delete(Category category) {
        UpdateWrapper<Category> deleteWrapper = new UpdateWrapper<>(category);
        categoryMapper.delete(deleteWrapper);
    }

    @Override
    public void deleteByIdInBatch(List<Integer> ids) {
        if (CollectionUtils.isEmpty(ids)) {
            return;
        }
        categoryMapper.deleteBatchIds(ids);
    }

    @Override
    public void updateById(Category category) {
        checkUnique(category);
        categoryMapper.updateById(category);
    }

    @Override
    public void updateByIdInBatch(List<Category> categorys) {
        if (CollectionUtils.isEmpty(categorys)) {
            return;
        }
        for (Category category: categorys) {
            this.updateById(category);
        }
    }

    @Override
    public Category findById(Integer id) {
        return categoryMapper.selectById(id);
    }

    @Override
    public Category findOne(Category category) {
        QueryWrapper<Category> wrapper = new QueryWrapper<>(category);
        return categoryMapper.selectOne(wrapper);
    }

    @Override
    public List<Category> findList(Category category) {
        QueryWrapper<Category> wrapper = new QueryWrapper<>(category);
        return categoryMapper.selectList(wrapper);
    }

    @Override
    public PageData<Category> findPage(PageWrap<Category> pageWrap) {
        IPage<Category> page = new Page<>(pageWrap.getPage(), pageWrap.getCapacity());
        QueryWrapper<Category> queryWrapper = new QueryWrapper<>();
        Utils.MP.blankToNull(pageWrap.getModel());
        if (pageWrap.getModel().getId() != null) {
            queryWrapper.lambda().eq(Category::getId, pageWrap.getModel().getId());
        }
        if (pageWrap.getModel().getCreator() != null) {
            queryWrapper.lambda().eq(Category::getCreator, pageWrap.getModel().getCreator());
        }
        if (pageWrap.getModel().getCreateDate() != null) {
            queryWrapper.lambda().ge(Category::getCreateDate, Utils.Date.getStart(pageWrap.getModel().getCreateDate()));
            queryWrapper.lambda().le(Category::getCreateDate, Utils.Date.getEnd(pageWrap.getModel().getCreateDate()));
        }
        if (pageWrap.getModel().getEditor() != null) {
            queryWrapper.lambda().eq(Category::getEditor, pageWrap.getModel().getEditor());
        }
        if (pageWrap.getModel().getEditDate() != null) {
            queryWrapper.lambda().ge(Category::getEditDate, Utils.Date.getStart(pageWrap.getModel().getEditDate()));
            queryWrapper.lambda().le(Category::getEditDate, Utils.Date.getEnd(pageWrap.getModel().getEditDate()));
        }
        if (pageWrap.getModel().getIsdeleted() != null) {
            queryWrapper.lambda().eq(Category::getIsdeleted, pageWrap.getModel().getIsdeleted());
        }
        if (pageWrap.getModel().getName() != null) {
            queryWrapper.lambda().eq(Category::getName, pageWrap.getModel().getName());
        }
        if (pageWrap.getModel().getRemark() != null) {
            queryWrapper.lambda().eq(Category::getRemark, pageWrap.getModel().getRemark());
        }
        if (pageWrap.getModel().getStatus() != null) {
            queryWrapper.lambda().eq(Category::getStatus, pageWrap.getModel().getStatus());
        }
        if (pageWrap.getModel().getSortnum() != null) {
            queryWrapper.lambda().eq(Category::getSortnum, pageWrap.getModel().getSortnum());
        }
        if (pageWrap.getModel().getImgurl() != null) {
            queryWrapper.lambda().eq(Category::getImgurl, pageWrap.getModel().getImgurl());
        }
        if (pageWrap.getModel().getType() != null) {
            queryWrapper.lambda().eq(Category::getType, pageWrap.getModel().getType());
        }
        if (pageWrap.getModel().getParentId() != null) {
            queryWrapper.lambda().eq(Category::getParentId, pageWrap.getModel().getParentId());
        }
        for(PageWrap.SortData sortData: pageWrap.getSorts()) {
            if (sortData.getDirection().equalsIgnoreCase(PageWrap.DESC)) {
                queryWrapper.orderByDesc(sortData.getProperty());
            } else {
                queryWrapper.orderByAsc(sortData.getProperty());
            }
        }
        return PageData.from(categoryMapper.selectPage(page, queryWrapper));
    }

    @Override
    public long count(Category category) {
        QueryWrapper<Category> wrapper = new QueryWrapper<>(category);
        return categoryMapper.selectCount(wrapper);
    }

    private void checkUnique(Category category){
        QueryWrapper<Category> wrapper = new QueryWrapper<>();
        wrapper.lambda()
                .eq(Category::getIsdeleted,Constants.ZERO)
                .eq(Category::getType,category.getType())
                .eq(Category::getName,category.getName());

        List<Category> categories = categoryMapper.selectList(wrapper);

        if (org.apache.commons.collections.CollectionUtils.isNotEmpty(categories)){
            throw new BusinessException(ResponseStatus.DATA_EXISTS.getCode(),"分类信息已存在");
        }
    }
}