package com.supervision.pdfqaserver.service.impl;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.lang.Assert;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.supervision.pdfqaserver.domain.DomainMetadata;
import com.supervision.pdfqaserver.domain.ErAttribute;
import com.supervision.pdfqaserver.domain.IntentionDomainMetadata;
import com.supervision.pdfqaserver.dto.DomainMetadataDTO;
import com.supervision.pdfqaserver.dto.ERAttributeDTO;
import com.supervision.pdfqaserver.service.DomainMetadataService;
import com.supervision.pdfqaserver.mapper.DomainMetadataMapper;
import com.supervision.pdfqaserver.service.ErAttributeService;
import com.supervision.pdfqaserver.service.IntentionDomainMetadataService;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import java.util.ArrayList;
import java.util.List;

/**
* @author Administrator
* @description 针对表【domain_metadata(领域元数据)】的数据库操作Service实现
* @createDate 2025-04-27 11:45:24
*/
@Slf4j
@Service
@RequiredArgsConstructor
public class DomainMetadataServiceImpl extends ServiceImpl<DomainMetadataMapper, DomainMetadata>
    implements DomainMetadataService{


    private final IntentionDomainMetadataService intentionDomainMetadataService;

    private final ErAttributeService erAttributeService;

    @Override
    public void saveIfNotExists(DomainMetadata metadata) {

        boolean exists = this.lambdaQuery()
                .eq(DomainMetadata::getSourceType, metadata.getSourceType())
                .eq(DomainMetadata::getTargetType, metadata.getTargetType())
                .eq(DomainMetadata::getRelation, metadata.getRelation()).exists();
        if (!exists) {
            this.save(metadata);
        }
    }

    @Override
    public void saveIfNotExists(DomainMetadata metadata, String domainCategoryId) {
        DomainMetadata data = this.getByPrimaryKey(metadata.getSourceType(), metadata.getTargetType(), metadata.getRelation(), domainCategoryId);
        if (null != data){
            metadata.setId(data.getId());
        }else {
            super.save(metadata);
        }
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void batchSaveOrUpdateMetadata(List<DomainMetadataDTO> metadatas,String intentionId,String domainCategoryId) {
        if (CollUtil.isEmpty(metadatas)){
            return;
        }
        Assert.notEmpty(domainCategoryId, "行业分类ID不能为空");
        Assert.notEmpty(intentionId, "意图ID不能为空");

        for (DomainMetadataDTO metadata : metadatas) {
            DomainMetadata data = this.getByPrimaryKey(metadata.getSourceType(), metadata.getTargetType(), metadata.getRelation(), domainCategoryId);
            if (null != data){
                metadata.setId(data.getId());
            }else {
                DomainMetadata domainMetadata = metadata.toDomainMetadata();
                domainMetadata.setGenerationType("1");// 1:系统录入
                this.saveIfNotExists(domainMetadata, domainCategoryId);
                metadata.setId(domainMetadata.getId());
            }
            // 保存意图和领域元数据的关系
            intentionDomainMetadataService.batchSaveIfAbsent(intentionId, List.of(metadata.getId()));
            // 保存意图和领域元数据的关系属性
            List<ERAttributeDTO> relationAttributes = metadata.getRelationAttributes();
            if (CollUtil.isNotEmpty(relationAttributes)){
                for (ERAttributeDTO relationAttribute : relationAttributes) {
                    relationAttribute.setDomainMetadataId(metadata.getId());
                    relationAttribute.setErType("2");
                    erAttributeService.saveIfAbsents(relationAttribute.toErAttribute(), metadata.getId());
                }
            }
            // 保存意图和领域元数据的节点属性
            List<ERAttributeDTO> nodeAttributes = metadata.getSourceAttributes();
            nodeAttributes.addAll(metadata.getTargetAttributes());
            if (CollUtil.isNotEmpty(nodeAttributes)){
                for (ERAttributeDTO nodeAttribute : nodeAttributes) {
                    nodeAttribute.setDomainMetadataId(metadata.getId());
                    nodeAttribute.setErType("1");
                    erAttributeService.saveIfAbsents(nodeAttribute.toErAttribute(), metadata.getId());
                }
            }
        }
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void completeSave(DomainMetadataDTO domainMetadataDTO) {
      /*  if (CollUtil.isEmpty(domainMetadataDTOS)){
            return;
        }
        for (DomainMetadataDTO domainMetadataDTO : domainMetadataDTOS) {
            DomainMetadata domainMetadata = domainMetadataDTO.toDomainMetadata();
            this.saveIfNotExists(domainMetadata);
            // 保存属性信息
        }*/
    }

    @Override
    public DomainMetadata getByPrimaryKey(String sourceType, String targetType, String relation, String domainCategoryId) {
        return this.lambdaQuery()
                .eq(DomainMetadata::getSourceType, sourceType)
                .eq(DomainMetadata::getTargetType, targetType)
                .eq(DomainMetadata::getRelation, relation)
                .eq(DomainMetadata::getDomainCategoryId, domainCategoryId)
                .one();
    }

    @Override
    public List<DomainMetadataDTO> listByIntentionIds(List<String> intentionIds) {

        List<DomainMetadataDTO> domainMetadataDTOS = new ArrayList<>();
        List<IntentionDomainMetadata> intentionDomainMetadataList = intentionDomainMetadataService.listByIntentionIds(intentionIds);
        if (CollUtil.isEmpty(intentionDomainMetadataList)){
            return domainMetadataDTOS;
        }
        List<String> domainMetadataIds = intentionDomainMetadataList.stream().map(IntentionDomainMetadata::getDomainMetadataId).distinct().toList();
        List<ErAttribute> erAttributes = erAttributeService.listByDomainMetadataIds(domainMetadataIds);
        for (IntentionDomainMetadata intentionDomainMetadata : intentionDomainMetadataList) {
            DomainMetadata domainMetadata = this.getById(intentionDomainMetadata.getDomainMetadataId());
            domainMetadataDTOS.add(new DomainMetadataDTO(domainMetadata, erAttributes));
        }
        return domainMetadataDTOS;
    }
}