package cc.mrbird.febs.ai.service.impl;

import cc.mrbird.febs.ai.entity.AiProduct;
import cc.mrbird.febs.ai.entity.AiProductCategory;
import cc.mrbird.febs.ai.entity.AiProductPoint;
import cc.mrbird.febs.ai.mapper.AiProductPointMapper;
import cc.mrbird.febs.ai.service.AiProductCategoryService;
import cc.mrbird.febs.ai.service.AiProductPointLinkService;
import cc.mrbird.febs.ai.service.AiProductPointService;
import cc.mrbird.febs.ai.util.UUID;
import cc.mrbird.febs.common.entity.FebsResponse;
import cc.mrbird.febs.common.entity.QueryRequest;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;

/**
 * AI产品知识点 Service实现类
 *
 * @author yourname
 * @date 2025-07-29
 */
@Slf4j
@Service
@RequiredArgsConstructor
public class AiProductPointServiceImpl extends ServiceImpl<AiProductPointMapper, AiProductPoint> implements AiProductPointService {

    private final AiProductPointMapper aiProductPointMapper;
    private final AiProductPointLinkService aiProductPointLinkService;
    private final AiProductCategoryService aiProductCategoryService;

    @Override
    public AiProductPoint getById(String id) {
        return aiProductPointMapper.selectById(id);
    }

    @Override
    public IPage<AiProductPoint> listInPage(AiProductPoint dto, QueryRequest request) {
        Page<AiProductPoint> page = new Page<>(request.getPageNum(), request.getPageSize());
        LambdaQueryWrapper<AiProductPoint> query = Wrappers.lambdaQuery(AiProductPoint.class);
        if (StrUtil.isNotEmpty(dto.getCompanyId())){
            query.eq(AiProductPoint::getCompanyId, dto.getCompanyId());
        }
        Page<AiProductPoint> pages = aiProductPointMapper.selectPage(page, query);
        List<AiProductPoint> records = pages.getRecords();
        if (CollUtil.isNotEmpty( records)){
            Set<String> collect = records.stream().map(AiProductPoint::getProductCategoryId).collect(Collectors.toSet());

            if(CollUtil.isNotEmpty( collect)){
                Map<String, AiProductCategory> map = aiProductCategoryService.selectMapByIds(collect);
                for (AiProductPoint record : records){
                    AiProductCategory orDefault = map.getOrDefault(record.getProductCategoryId(), null);
                    if(ObjectUtil.isNotNull(orDefault)){
                        record.setProductCategoryName(orDefault.getName());
                    }
                }
            }
        }
        return pages;
    }

    @Override
    public FebsResponse add(AiProductPoint dto) {
        AiProductPoint entity = new AiProductPoint();
        entity.setId(UUID.getSimpleUUIDString());
        entity.setProductCategoryId(dto.getProductCategoryId());
        entity.setCompanyId(dto.getCompanyId());
        entity.setIsNormal(dto.getIsNormal() );
        entity.setFinderUserName(dto.getFinderUserName());
        entity.setFeedId(dto.getFeedId());
        entity.setFeedImg(dto.getFeedImg());
        entity.setTitle(dto.getTitle());
        entity.setDescription(dto.getDescription());
        entity.setCreatedTime(new Date());
        this.save(entity);
        return new FebsResponse().success().message("操作成功");
    }

    @Override
    public FebsResponse update(AiProductPoint dto) {
        String id = dto.getId();
        AiProductPoint entity = this.getById(id);
        if (ObjectUtil.isNotNull( entity)){
            this.update(null,
                    Wrappers.lambdaUpdate(AiProductPoint.class)
                            .set(AiProductPoint::getIsNormal, dto.getIsNormal())
                            .set(AiProductPoint::getProductCategoryId, dto.getProductCategoryId())
                            .set(AiProductPoint::getFinderUserName, dto.getFinderUserName())
                            .set(AiProductPoint::getFeedId, dto.getFeedId())
                            .set(AiProductPoint::getTitle, dto.getTitle())
                            .set(AiProductPoint::getFeedImg, dto.getFeedImg())
                            .set(AiProductPoint::getDescription, dto.getDescription())
                            .set(AiProductPoint::getUpdatedTime, new Date())
                            .eq(AiProductPoint::getId, id)
            );
        }
        return new FebsResponse().success().message("操作成功");
    }

    @Override
    public FebsResponse delete(String id) {
        AiProductPoint entity = this.getById(id);
        if(ObjectUtil.isNotNull( entity)){
            // 删除
            aiProductPointMapper.deleteById( id);
            aiProductPointLinkService.deleteByProductPointId(id);
        }
        return new FebsResponse().success().message("操作成功");
    }

    @Override
    public List<AiProductPoint> pointTree(String companyId) {
        LambdaQueryWrapper<AiProductPoint> query = Wrappers.lambdaQuery(AiProductPoint.class);
        if (StrUtil.isNotEmpty(companyId)){
            query.eq(AiProductPoint::getCompanyId, companyId);
        }
        return aiProductPointMapper.selectList(query);
    }



}