package cn.huge.module.knowledge.service;

import cn.huge.base.common.exception.ServiceException;
import cn.huge.base.common.utils.DateUtils;
import cn.huge.base.common.utils.IdUtils;
import cn.huge.module.client.api.impl.UtilsClientImpl;
import cn.huge.module.knowledge.dao.mapper.CpwsCaseTextMapper;
import cn.huge.module.knowledge.domain.dto.CpwsCaseDTO;
import cn.huge.module.knowledge.domain.dto.LawCpwsDTO;
import cn.huge.module.knowledge.domain.dto.LawIndex;
import cn.huge.module.knowledge.domain.po.CpwsCaseText;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import lombok.extern.slf4j.Slf4j;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageImpl;
import org.springframework.data.domain.PageRequest;
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.PostConstruct;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * @title: 裁判文书网案件文本表业务逻辑处理
 * @Description 裁判文书网案件文本表业务逻辑处理
 * @company hugeinfo
 * @author huangh
 * @Time 2024-12-10 17:28:00
 * @version 1.0.0
 */
@Slf4j
@Service
@Transactional(rollbackFor = Exception.class)
public class CpwsCaseTextService extends ServiceImpl<CpwsCaseTextMapper, CpwsCaseText> {

    @Autowired
    private CpwsCaseTextMapper mapper;

    @Autowired
    private UtilsClientImpl utilsClient;

    @Autowired
    private LawOriginalInfoService lawInfoService;

    /**
     * 更新对象
     * @param entity 对象
     */
    public void updateCpwsCaseText(CpwsCaseText entity) {
        try {
            mapper.updateCpwsCaseText(entity);
        } catch (Exception e) {
            log.error("[CpwsCaseTextService.updateCpwsCaseText]调用失败，异常信息：" + e, e);
            throw new ServiceException("CpwsCaseTextService.updateCpwsCaseText", e);
        }
    }

    /**
     * 条件更新对象
     * @param entity 对象
     * @param terms 条件
     */
    public void updateCpwsCaseTextTerms(CpwsCaseText entity, Map<String, Object> terms) {
        try {
            mapper.updateCpwsCaseTextTerms(entity, terms);
        } catch (Exception e) {
            log.error("[CpwsCaseTextService.updateCpwsCaseTextTerms]调用失败，异常信息：" + e, e);
            throw new ServiceException("CpwsCaseTextService.updateCpwsCaseTextTerms", e);
        }
    }

    /**
     * 根据编号物理删除
     * @param id 查询条件集合
     */
    public void deleteCpwsCaseText(String id) {
        try {
            mapper.deleteCpwsCaseText(id);
        } catch (Exception e) {
            log.error("[CpwsCaseTextService.deleteCpwsCaseText]调用失败，异常信息：" + e, e);
            throw new ServiceException("CpwsCaseTextService.deleteCpwsCaseText", e);
        }
    }

    /**
     * 按条件查询
     * @param terms 条件
     * @return List
     */
    public List<CpwsCaseText> listTerms(Map<String, Object> terms) {
        return mapper.listTerms(terms);
    }

    /**
     * 按条件统计
     * @param terms 条件
     * @return long
     */
    public long countTerms(Map<String, Object> terms) {
        return mapper.countTerms(terms);
    }

    /**
     * 按条件分页查询
     * @param page 分页对象
     * @param terms 条件
     * @return Page
     */
    public Page<CpwsCaseText> pageQuery(PageRequest page, Map<String, Object> terms) {
        long total = mapper.countTerms(terms);
        List<CpwsCaseText> content = mapper.pageTerms(page, terms);
        return new PageImpl<>(content, page, total);
    }

    /**
     * 新增或更新对象
     * @param cpwsCaseText 实体对象
     */
    public void saveCpwsCaseText(CpwsCaseText cpwsCaseText) {
        try {
            Date nowDate = DateUtils.getNowDate();
            // 判断是否新增
            if (IdUtils.checkNewId(cpwsCaseText.getCpwsCaseTextId())) {
                cpwsCaseText.setCpwsCaseTextId(utilsClient.getNewTimeId());
                cpwsCaseText.setCreateTime(nowDate);
            }
            cpwsCaseText.setUpdateTime(nowDate);
            this.saveOrUpdate(cpwsCaseText);
        } catch (Exception e) {
            log.error("[CpwsCaseTextService.saveCpwsCaseText]调用失败，异常信息：" + e, e);
            throw new ServiceException("CpwsCaseTextService.saveCpwsCaseText", e);
        }
    }

    public List<LawIndex> extractLaws(String legalBasis) {
        // 先找出所有法律名称的正则表达式
        String lawNameRegex = "《([^》]+)》";
        Pattern lawNamePattern = Pattern.compile(lawNameRegex);
        Matcher lawNameMatcher = lawNamePattern.matcher(legalBasis);
        
        List<LawIndex> results = new ArrayList<>();
        Map<String, LawIndex> lawMap = new HashMap<>();
        // 用于跟踪已处理的法律名称和条款组合
        Set<String> processedCombinations = new HashSet<>();

        while (lawNameMatcher.find()) {
            String lawName = lawNameMatcher.group(1).trim();
            
            // 去掉法律名称中的括号及其内容
            lawName = lawName.replaceAll("\\([^)]*\\)", "").replaceAll("（[^）]*）", "").trim();
            
            // 查询法律信息
            Map<String, Object> terms = new HashMap<>();
            terms.put("title", lawName);
            LawCpwsDTO lawCpwsDTO = lawInfoService.getLawByTitle(terms);
            
            // 只有找到对应的法律信息才继续处理
            if (lawCpwsDTO != null) {
                // 查找这个法律名称后面的条款内容
                String indexRegex = "《" + Pattern.quote(lawName) + "》:?([^，。；：,\\s》]+)";
                Pattern indexPattern = Pattern.compile(indexRegex);
                Matcher indexMatcher = indexPattern.matcher(legalBasis);
                
                while (indexMatcher.find()) {
                    String index = indexMatcher.group(1).trim();
                    // 去掉可能的冒号
                    if (index.startsWith(":")) {
                        index = index.substring(1).trim();
                    }
                    
                    // 创建组合键以检查是否已处理过这个法律名称和条款组合
                    String combinationKey = lawName + "|" + index;
                    if (!processedCombinations.contains(combinationKey)) {
                        processedCombinations.add(combinationKey);
                        
                        // 检查是否已存在这个法律的 LawIndex
                        LawIndex existingLawIndex = lawMap.get(lawName);
                        if (existingLawIndex != null) {
                            // 如果已存在，只添加新的条款
                            existingLawIndex.addIndex(index);
                        } else {
                            // 如果不存在，创建新的 LawIndex
                            LawIndex newLawIndex = new LawIndex(lawName, "");
                            newLawIndex.setLawOriginalInfoId(lawCpwsDTO.getLawOriginalInfoId());
                            newLawIndex.addIndex(index);
                            lawMap.put(lawName, newLawIndex);
                            results.add(newLawIndex);
                        }
                    }
                }
            }
        }

        return results;
    }
}