package com.doumee.service.business.impl;

import com.doumee.core.constants.Constants;
import com.doumee.core.constants.Constants;
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.Utils;
import com.doumee.dao.business.CategoryMapper;
import com.doumee.dao.business.model.Category;
import com.doumee.dao.business.vo.CompanyTree;
import com.doumee.dao.web.vo.CategoryVO;
import com.doumee.dao.web.vo.CategoryVOTree;
import com.doumee.dao.business.model.Company;
import com.doumee.dao.business.model.Managers;
import com.doumee.dao.business.vo.CategoryTree;
import com.doumee.dao.business.vo.CompanyTree;
import com.doumee.dao.system.model.SystemUser;
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 com.github.yulichang.wrapper.MPJLambdaWrapper;
import org.apache.commons.lang3.StringUtils;
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.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Objects;
import java.util.UUID;

/**
 * 分类信息表Service实现
 * @author 江蹄蹄
 * @since 2025/04/02 17:49
 */
@Service
public class CategoryServiceImpl implements CategoryService {

    @Autowired
    private CategoryMapper categoryMapper;

    @Override
    public Integer create(Category category) {
        if(StringUtils.isBlank(category.getName())){
            throw  new BusinessException(ResponseStatus.BAD_REQUEST);
        }
        if(category.getType()==null){
            throw new BusinessException(ResponseStatus.DATA_EXISTS.getCode(), "对不起，组织类型不正确，请按要求填写~");
        }
  /*      //查询名称不能重复
        if(categoryMapper.selectCount(new QueryWrapper<Category>().lambda()
                .eq(Category::getName,category.getName())
                .eq(Category::getIsdeleted,Constants.ZERO)) >0){
            throw new BusinessException(ResponseStatus.DATA_EXISTS.getCode(), "对不起，名称不能重复~");
        }*/
        LoginUserInfo user = (LoginUserInfo) SecurityUtils.getSubject().getPrincipal();
        category.setIdPath(category.getId()+"/");//名称路径
        category.setNamePath(category.getName());//名称路径
        String idPath = "";
        if(category.getParentId() !=null){
            Category parent = findById(category.getParentId());
            if(parent == null || Constants.equalsInteger(parent.getIsdeleted(),Constants.ONE)){
                throw new BusinessException(ResponseStatus.DATA_EXISTS.getCode(), "对不起，父级信息不存在~");
            }

            idPath = parent.getIdPath();
            category.setIdPath(parent.getIdPath()+category.getId()+"/");
            category.setNamePath(parent.getNamePath()+"/"+category.getName());
        }
        category.setCreateDate(new Date());
        category.setCreator(user.getId());
        category.setIsdeleted(Constants.ZERO);
        category.setStatus(Constants.ZERO);
        category.setEditDate(category.getCreateDate());
        category.setEditor(category.getCreator());
        categoryMapper.insert(category);

        Category com = new Category();
        com.setId(category.getId());
        com.setIdPath(idPath+category.getId()+"/");
        categoryMapper.updateById(com);
        return category.getId();

    }

    @Override
    public void deleteById(Integer id) {
        Category model = new Category();
        model.setId(id);
        LoginUserInfo user = (LoginUserInfo) SecurityUtils.getSubject().getPrincipal();
        model.setEditor(user.getId());
        model.setEditDate(new Date());
        model.setIsdeleted(Constants.ONE);
        categoryMapper.updateById(model);
    }

    @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;
        }
        for(Integer id :ids){
            deleteById(id);
        }
    }

    @Override
    public void updateById(Category category) {
        if( category.getId() == null){
            throw  new BusinessException(ResponseStatus.BAD_REQUEST);
        }
        category.setType(null);//类型不支持修改
        Category model = categoryMapper.selectById(category.getId());
        if(model ==null || Constants.equalsInteger(model.getIsdeleted(),Constants.ONE)) {
            throw new BusinessException(ResponseStatus.DATA_EMPTY);
        }
      /*  //查询名称不能重复
        if(categoryMapper.selectCount(new QueryWrapper<Category>().lambda()
                .eq(Category::getName,category.getName())
                .eq(Category::getType,model.getType())
                .ne(Category::getId,category.getId())
                .eq(Category::getIsdeleted,Constants.ZERO)) >0){
            throw new BusinessException(ResponseStatus.DATA_EXISTS.getCode(), "对不起，名称不能重复~");
        }*/
        LoginUserInfo user = (LoginUserInfo) SecurityUtils.getSubject().getPrincipal();
        category.setIdPath(category.getId()+"/");//名称路径
        category.setNamePath(category.getName());//名称路径
        if(category.getParentId() !=null ){
            //如果父级发生改变
            Category parent = findById(category.getParentId());
            if(parent == null || Constants.equalsInteger(parent.getIsdeleted(),Constants.ONE)){
                throw new BusinessException(ResponseStatus.DATA_EXISTS.getCode(), "对不起，父级信息不存在~");
            }
            category.setIdPath(parent.getIdPath()+category.getId()+"/");
            category.setNamePath(parent.getNamePath()+"/"+category.getName());
        }
        category.setEditDate(new Date());
        category.setEditor(user.getId());
        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) {
        MPJLambdaWrapper<Category> queryWrapper = new MPJLambdaWrapper<>();
        queryWrapper.selectAll(Category.class);
        queryWrapper.selectAs(SystemUser::getUsername,Category::getEditorName);
        queryWrapper.select("t1.name",Category::getParentName);
        queryWrapper.select("t1.id_path",Category::getIdParentPath);
        queryWrapper.leftJoin(Category.class,Category::getId,Category::getParentId);
        queryWrapper.leftJoin(SystemUser.class,SystemUser::getId,Category::getEditor);
        queryWrapper.eq(category.getId() != null, Category::getId, category.getId())
                .eq(category.getCreator() != null, Category::getCreator, category.getCreator())
                .ge(category.getCreateDate() != null, Category::getCreateDate, Utils.Date.getStart(category.getCreateDate()))
                .le(category.getCreateDate() != null, Category::getCreateDate, Utils.Date.getEnd(category.getCreateDate()))
                .eq(category.getEditor() != null, Category::getEditor, category.getEditor())
                .ge(category.getEditDate() != null, Category::getEditDate, Utils.Date.getStart(category.getEditDate()))
                .le(category.getEditDate() != null, Category::getEditDate, Utils.Date.getEnd(category.getEditDate()))
                .eq(category.getIsdeleted() != null, Category::getIsdeleted, category.getIsdeleted())
                .like(category.getName() != null, Category::getName, category.getName())
                .eq(category.getRemark() != null, Category::getRemark, category.getRemark())
                .eq(category.getStatus() != null, Category::getStatus, category.getStatus())
                .eq(category.getSortnum() != null, Category::getSortnum, category.getSortnum())
                .eq(category.getImgurl() != null, Category::getImgurl, category.getImgurl())
                .eq(category.getType() != null, Category::getType, category.getType())
                .eq(category.getParentId() != null, Category::getParentId, category.getParentId())
                .eq(category.getNamePath() != null, Category::getNamePath, category.getNamePath())
                .eq(category.getIdPath() != null, Category::getIdPath, category.getIdPath())
                .orderByAsc( Category::getSortnum);
        return categoryMapper.selectJoinList(Category.class,queryWrapper);
    }
  
    @Override
    public PageData<Category> findPage(PageWrap<Category> pageWrap) {
        IPage<Category> page = new Page<>(pageWrap.getPage(), pageWrap.getCapacity());
        Utils.MP.blankToNull(pageWrap.getModel());
        pageWrap.getModel().setIsdeleted(Constants.ZERO);
        MPJLambdaWrapper<Category> queryWrapper = new MPJLambdaWrapper<>();
        queryWrapper.selectAll(Category.class);
        queryWrapper.selectAs(SystemUser::getUsername,Category::getEditorName);
        queryWrapper.select("t1.name",Category::getParentName);
        queryWrapper.select("t1.id_path",Category::getIdParentPath);
        queryWrapper.leftJoin(Category.class,Category::getId,Category::getParentId);
        queryWrapper.leftJoin(SystemUser.class,SystemUser::getId,Category::getEditor);
        queryWrapper.eq(pageWrap.getModel().getId() != null, Category::getId, pageWrap.getModel().getId())
                .eq(pageWrap.getModel().getCreator() != null, Category::getCreator, pageWrap.getModel().getCreator())
                .ge(pageWrap.getModel().getCreateDate() != null, Category::getCreateDate, Utils.Date.getStart(pageWrap.getModel().getCreateDate()))
                .le(pageWrap.getModel().getCreateDate() != null, Category::getCreateDate, Utils.Date.getEnd(pageWrap.getModel().getCreateDate()))
                .eq(pageWrap.getModel().getEditor() != null, Category::getEditor, pageWrap.getModel().getEditor())
                .ge(pageWrap.getModel().getEditDate() != null, Category::getEditDate, Utils.Date.getStart(pageWrap.getModel().getEditDate()))
                .le(pageWrap.getModel().getEditDate() != null, Category::getEditDate, Utils.Date.getEnd(pageWrap.getModel().getEditDate()))
                .eq(pageWrap.getModel().getIsdeleted() != null, Category::getIsdeleted, pageWrap.getModel().getIsdeleted())
                .like(pageWrap.getModel().getName() != null, Category::getName, pageWrap.getModel().getName())
                .eq(pageWrap.getModel().getRemark() != null, Category::getRemark, pageWrap.getModel().getRemark())
                .eq(pageWrap.getModel().getStatus() != null, Category::getStatus, pageWrap.getModel().getStatus())
                .eq(pageWrap.getModel().getSortnum() != null, Category::getSortnum, pageWrap.getModel().getSortnum())
                .eq(pageWrap.getModel().getImgurl() != null, Category::getImgurl, pageWrap.getModel().getImgurl())
                .eq(pageWrap.getModel().getType() != null, Category::getType, pageWrap.getModel().getType())
                .eq(pageWrap.getModel().getParentId() != null, Category::getParentId, pageWrap.getModel().getParentId())
                .isNull(pageWrap.getModel().getIsRoot() != null && pageWrap.getModel().getIsRoot().equals(Constants.ONE), Category::getParentId)
                .eq(pageWrap.getModel().getNamePath() != null, Category::getNamePath, pageWrap.getModel().getNamePath())
                .eq(pageWrap.getModel().getIdPath() != null, Category::getIdPath, pageWrap.getModel().getIdPath())
                .orderByAsc( Category::getSortnum);
        return PageData.from(categoryMapper.selectJoinPage(page,Category.class, queryWrapper));
    }

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

    @Override
    public List<Category> treeList(Category param ) {
        MPJLambdaWrapper<Category> queryWrapper = new MPJLambdaWrapper<>();
        queryWrapper.selectAll(Category.class);
        queryWrapper.selectAs(SystemUser::getUsername,Category::getEditorName);
        queryWrapper.select("t1.name",Category::getParentName);
        queryWrapper.select("t1.id_path",Category::getIdParentPath);
        queryWrapper.leftJoin(Category.class,Category::getId,Category::getParentId);
        queryWrapper.leftJoin(SystemUser.class,SystemUser::getId,Category::getEditor);
        queryWrapper.eq(Category::getIsdeleted, Constants.ZERO);
        queryWrapper.eq(Category::getType, param.getType());
        queryWrapper.orderByAsc( Category::getSortnum);
        List<Category> companyList = categoryMapper.selectJoinList(Category.class,queryWrapper);
        CategoryTree treeBuild = new CategoryTree(companyList);
        companyList = treeBuild.buildTree();
        return companyList;
    }





    @Override
    public List<CategoryVO>  getCategoryVOTree(String categoryType){
        List<Category> categoryList = categoryMapper.selectList(new QueryWrapper<Category>().lambda()
                .eq(Category::getIsdeleted, Constants.ZERO)
                .in(Objects.nonNull(categoryType),Category::getType,categoryType.split(","))
                .orderByAsc(Category::getSortnum,Category::getId)
        );
        List<CategoryVO>  categoryVOList = new ArrayList<>();
        if(com.github.xiaoymin.knife4j.core.util.CollectionUtils.isNotEmpty(categoryList)){
            for (Category category:categoryList) {
                CategoryVO categoryVO = new CategoryVO();
                categoryVO.setId(category.getId());
                categoryVO.setName(category.getName());
                categoryVO.setParentId(category.getParentId());
                categoryVOList.add(categoryVO);
            }
            CategoryVOTree treeBuild = new CategoryVOTree(categoryVOList);
            categoryVOList = treeBuild.buildTree();
        }
        return categoryVOList;
    }


    @Override
    public List<CategoryVO>  getCategoryVOList(Integer categoryType){
        List<Category> categoryList = categoryMapper.selectList(new QueryWrapper<Category>().lambda()
                .eq(Category::getIsdeleted, Constants.ZERO)
                .eq(Objects.nonNull(categoryType),Category::getType,categoryType)
                .orderByAsc(Category::getSortnum,Category::getId)
        );
        List<CategoryVO>  categoryVOList = new ArrayList<>();
        if(com.github.xiaoymin.knife4j.core.util.CollectionUtils.isNotEmpty(categoryList)){
            for (Category category:categoryList) {
                CategoryVO categoryVO = new CategoryVO();
                categoryVO.setId(category.getId());
                categoryVO.setName(category.getName());
                categoryVO.setParentId(category.getParentId());
                categoryVOList.add(categoryVO);
            }
        }
        return categoryVOList;
    }




}