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.AreasMapper;
import com.doumee.dao.business.KnowledgeMapper;
import com.doumee.dao.business.model.Areas;
import com.doumee.dao.business.model.Knowledge;
import com.doumee.service.business.KnowledgeService;
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.commons.lang.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.Date;
import java.util.List;
import java.util.Objects;

/**
 * 知识库信息表Service实现
 * @author 江蹄蹄
 * @date 2025/05/14 13:49
 */
@Service
public class KnowledgeServiceImpl implements KnowledgeService {

    @Autowired
    private KnowledgeMapper knowledgeMapper;

    @Autowired
    private AreasMapper areasMapper;

    @Override
    public Integer create(Knowledge knowledge) {
        LoginUserInfo user= (LoginUserInfo) SecurityUtils.getSubject().getPrincipal();
        if(Objects.isNull(knowledge)
        || StringUtils.isBlank(knowledge.getTitle())
                || StringUtils.isBlank(knowledge.getLink())
//                || Objects.isNull(knowledge.getCityId())
                || Objects.isNull(knowledge.getProvinceId())
                || StringUtils.isBlank(knowledge.getYearInfo())
                || StringUtils.isBlank(knowledge.getTitle())
                || StringUtils.isBlank(knowledge.getLabels())
        ){
            throw new BusinessException(ResponseStatus.BAD_REQUEST);
        }
        if(knowledge.getLabels().split(",").length>10){
            throw new BusinessException(ResponseStatus.NOT_ALLOWED.getCode(),"标签数最多添加十个");
        }
        Areas province = areasMapper.selectById(knowledge.getProvinceId());
        if(Objects.isNull(province)){
            throw new BusinessException(ResponseStatus.DATA_EMPTY.getCode(),"省份信息错误");
        }
        knowledge.setProvinceName(province.getName());
        if(Objects.nonNull(knowledge.getCityId())){
            Areas city = areasMapper.selectById(knowledge.getCityId());
            if(Objects.isNull(city)){
                throw new BusinessException(ResponseStatus.DATA_EMPTY.getCode(),"市区信息错误");
            }
            knowledge.setCityName(city.getName());
        }
        knowledge.setIsdeleted(Constants.ZERO);
        knowledge.setCreateDate(new Date());
        knowledge.setCreator(user.getId());
        knowledgeMapper.insert(knowledge);
        return knowledge.getId();
    }

    @Override
    public void deleteById(Integer id) {
        knowledgeMapper.update(null,new UpdateWrapper<Knowledge>().lambda().set(Knowledge::getIsdeleted,Constants.ONE).eq(Knowledge::getId,id));
//        knowledgeMapper.deleteById(id);
    }

    @Override
    public void delete(Knowledge knowledge) {
        UpdateWrapper<Knowledge> deleteWrapper = new UpdateWrapper<>(knowledge);
        knowledgeMapper.delete(deleteWrapper);
    }

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

    @Override
    public void updateById(Knowledge knowledge) {
        LoginUserInfo user= (LoginUserInfo) SecurityUtils.getSubject().getPrincipal();
        if(Objects.isNull(knowledge)
                || Objects.isNull(knowledge.getId())
                || StringUtils.isBlank(knowledge.getTitle())
                || StringUtils.isBlank(knowledge.getLink())
//                || Objects.isNull(knowledge.getCityId())
                || Objects.isNull(knowledge.getProvinceId())
                || StringUtils.isBlank(knowledge.getYearInfo())
                || StringUtils.isBlank(knowledge.getTitle())
                || StringUtils.isBlank(knowledge.getLabels())
        ){
            throw new BusinessException(ResponseStatus.BAD_REQUEST);
        }
        if(knowledge.getLabels().split(",").length>10){
            throw new BusinessException(ResponseStatus.NOT_ALLOWED.getCode(),"标签数最多添加十个");
        }
        Areas province = areasMapper.selectById(knowledge.getProvinceId());
        if(Objects.isNull(province)){
            throw new BusinessException(ResponseStatus.DATA_EMPTY.getCode(),"省份信息错误");
        }
        knowledge.setProvinceName(province.getName());
        if(Objects.nonNull(knowledge.getCityId())){
            Areas city = areasMapper.selectById(knowledge.getCityId());
            if(Objects.isNull(city)){
                throw new BusinessException(ResponseStatus.DATA_EMPTY.getCode(),"市区信息错误");
            }
            knowledge.setCityName(city.getName());
        }
        knowledge.setEditDate(new Date());
        knowledge.setEditor(user.getId());
        knowledgeMapper.updateById(knowledge);
    }

    @Override
    public void updateByIdInBatch(List<Knowledge> knowledges) {
        if (CollectionUtils.isEmpty(knowledges)) {
            return;
        }
        for (Knowledge knowledge: knowledges) {
            this.updateById(knowledge);
        }
    }

    @Override
    public Knowledge findById(Integer id) {
        return knowledgeMapper.selectById(id);
    }

    @Override
    public Knowledge findOne(Knowledge knowledge) {
        QueryWrapper<Knowledge> wrapper = new QueryWrapper<>(knowledge);
        return knowledgeMapper.selectOne(wrapper);
    }

    @Override
    public List<Knowledge> findList(Knowledge knowledge) {
        QueryWrapper<Knowledge> wrapper = new QueryWrapper<>(knowledge);
        return knowledgeMapper.selectList(wrapper);
    }
  
    @Override
    public PageData<Knowledge> findPage(PageWrap<Knowledge> pageWrap) {
        IPage<Knowledge> page = new Page<>(pageWrap.getPage(), pageWrap.getCapacity());
        QueryWrapper<Knowledge> queryWrapper = new QueryWrapper<>();
        Utils.MP.blankToNull(pageWrap.getModel());
        queryWrapper.lambda().eq(Knowledge::getIsdeleted,Constants.ZERO);

        if (pageWrap.getModel().getProvinceId() != null) {
            queryWrapper.lambda().eq(Knowledge::getProvinceId, pageWrap.getModel().getProvinceId());
        }
        if (pageWrap.getModel().getCityId() != null) {
            queryWrapper.lambda().eq(Knowledge::getCityId, pageWrap.getModel().getCityId());
        }
        if (pageWrap.getModel().getTitle() != null) {
            queryWrapper.lambda().like(Knowledge::getTitle, pageWrap.getModel().getTitle());
        }
        for(PageWrap.SortData sortData: pageWrap.getSorts()) {
            if (sortData.getDirection().equalsIgnoreCase(PageWrap.DESC)) {
                queryWrapper.orderByDesc(sortData.getProperty());
            } else {
                queryWrapper.orderByAsc(sortData.getProperty());
            }
        }
        return PageData.from(knowledgeMapper.selectPage(page, queryWrapper));
    }

    @Override
    public long count(Knowledge knowledge) {
        QueryWrapper<Knowledge> wrapper = new QueryWrapper<>(knowledge);
        return knowledgeMapper.selectCount(wrapper);
    }
}