package com.vci.web.service.impl;

import com.vci.dto.WFWorkflowNodeFavDTO;
import com.vci.model.WFWorkflowNodeFavDO;
import com.vci.model.WFWorkflowNodeFavItemDO;
import com.vci.pagemodel.BatchCBO;
import com.vci.pagemodel.WFWorkflowNodeFavItemVO;
import com.vci.pagemodel.WFWorkflowNodeFavVO;
import com.vci.starter.revision.service.RevisionModelUtil;
import com.vci.starter.web.annotation.bus.VciChangeDocument;
import com.vci.starter.web.enumpck.VciChangeDocumentTypeEnum;
import com.vci.starter.web.exception.VciBaseException;
import com.vci.starter.web.pagemodel.BaseResult;
import com.vci.starter.web.pagemodel.DataGrid;
import com.vci.starter.web.pagemodel.PageHelper;
import com.vci.starter.web.util.BeanUtilForVCI;
import com.vci.starter.web.util.VciBaseUtil;
import com.vci.starter.web.wrapper.VciQueryWrapperForDO;
import com.vci.web.dao.WFWorkflowNodeFavDaoI;
import com.vci.web.dao.WFWorkflowNodeFavItemDaoI;
import com.vci.web.service.WFWorkflowNodeFavItemServiceI;
import com.vci.web.service.WFWorkflowNodeFavServiceI;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;

import javax.annotation.Resource;
import java.util.*;
import java.util.stream.Collectors;

import static com.vci.constant.FrameWorkLangCodeConstant.*;

/**
 * 流程负责人收藏服务
 *
 * @author weidy
 * @date 2021-06-08
 */
@Service
@VciChangeDocument(btmType = "wfWorkflowNodeFav")
public class WFWorkflowNodeFavServiceImpl implements WFWorkflowNodeFavServiceI {

    /**
     * 日志
     */
    private Logger logger = LoggerFactory.getLogger(getClass());

    /**
     * 数据操作层
     */
    @Resource
    private WFWorkflowNodeFavDaoI wFWorkflowNodeFavMapper;

    /**
     * 节点收藏的明细
     */
    @Resource
    private WFWorkflowNodeFavItemDaoI nodeFavItemMapper;

    /**
     * 版本和数据对象工具类
     */
    @Autowired
    private RevisionModelUtil revisionModelUtil;

    /**
     * 明细内容的服务
     */
    @Autowired
    private WFWorkflowNodeFavItemServiceI nodeFavItemService;

    /**
     * 查询所有的流程负责人收藏
     * @param conditionMap 查询条件
     * @param pageHelper 分页和排序
     * @return 执行结果
     * @throws VciBaseException 查询条件和分页出错的时候会抛出异常
     */
    @Override
    public DataGrid<WFWorkflowNodeFavVO> gridWFWorkflowNodeFav(Map<String, String> conditionMap, PageHelper pageHelper) throws VciBaseException{
        if (pageHelper == null) {
            pageHelper = new PageHelper(-1);
        }
        pageHelper.addDefaultDesc("createTime");
        VciQueryWrapperForDO queryWrapper = new VciQueryWrapperForDO(conditionMap, WFWorkflowNodeFavDO.class,pageHelper);
        List<WFWorkflowNodeFavDO> doList = wFWorkflowNodeFavMapper.selectByWrapper(queryWrapper);
        DataGrid<WFWorkflowNodeFavVO> dataGrid=new DataGrid<>();
        if (!CollectionUtils.isEmpty(doList)) {
            dataGrid.setData(wFWorkflowNodeFavDO2VOs(doList));
            queryWrapper.clearPage();
            dataGrid.setTotal(wFWorkflowNodeFavMapper.countByWrapper(queryWrapper));
        }
        return dataGrid;
    }

    /**
     * 批量数据对象转换为显示对象
     * @param wFWorkflowNodeFavDOs 数据对象列表
     * @return 显示对象
     * @throws VciBaseException 参数为空或者不存在的时候会抛出异常
     */
    @Override
    public List<WFWorkflowNodeFavVO> wFWorkflowNodeFavDO2VOs(Collection<WFWorkflowNodeFavDO> wFWorkflowNodeFavDOs) throws VciBaseException{
        List<WFWorkflowNodeFavVO> voList = new ArrayList<>();
        if(!CollectionUtils.isEmpty(wFWorkflowNodeFavDOs)){
            wFWorkflowNodeFavDOs.stream().forEach(s ->{
                WFWorkflowNodeFavVO vo =  wFWorkflowNodeFavDO2VO(s);
                if(vo != null){
                    voList.add(vo);
                }
            });
        }
        return voList;
    }

    /**
     * 数据对象转换为显示对象
     * @param  wFWorkflowNodeFavDO 数据对象
     * @return 显示对象
     * @throws VciBaseException 拷贝属性出错的时候会抛出异常
     */
    @Override
    public  WFWorkflowNodeFavVO wFWorkflowNodeFavDO2VO(WFWorkflowNodeFavDO wFWorkflowNodeFavDO) throws VciBaseException{
        WFWorkflowNodeFavVO vo = new WFWorkflowNodeFavVO();
        if(wFWorkflowNodeFavDO != null){
            BeanUtilForVCI.convert(wFWorkflowNodeFavDO,vo);
            //还需要处理枚举等其他的内容
        }
        return vo;
    }

    /**
     * 增加流程负责人收藏
     * @param wFWorkflowNodeFavDTO 流程负责人收藏数据传输对象
     * @return 执行结果
     * @throws VciBaseException 参数为空，唯一项，必输项不通过时会抛出异常
     */
    @Override
    @Transactional
    @VciChangeDocument(changeType = VciChangeDocumentTypeEnum.ADD)
    public WFWorkflowNodeFavVO addSave(WFWorkflowNodeFavDTO wFWorkflowNodeFavDTO) throws VciBaseException{
        VciBaseUtil.alertNotNull(wFWorkflowNodeFavDTO,"需要添加的数据对象",wFWorkflowNodeFavDTO.getName(),"方案的名称",
                wFWorkflowNodeFavDTO.getItems(),"方案的内容",wFWorkflowNodeFavDTO.getId(),"流程模板的主键",wFWorkflowNodeFavDTO.getWfTemplateRev(),"流程模板的版本");
        //判断名称是否存在
        String userId = VciBaseUtil.getCurrentUserId();
        WFWorkflowNodeFavDO favDO = wFWorkflowNodeFavMapper.selectByName(wFWorkflowNodeFavDTO.getName(), userId,wFWorkflowNodeFavDTO.getId(),wFWorkflowNodeFavDTO.getWfTemplateRev());
        List<WFWorkflowNodeFavItemDO> newItems = new ArrayList<>();
        List<WFWorkflowNodeFavItemDO> itemDOS = null;

        if(favDO!=null && StringUtils.isNotBlank(favDO.getOid())){
            //说明已经存在，需要修改
            //方案本身其实没有任何需要修改的，
            revisionModelUtil.wrapperForEdit(favDO);
            //需要重新处理明细
            itemDOS = nodeFavItemMapper.selectBySchemaOid(favDO.getOid());
            wFWorkflowNodeFavMapper.updateByPrimaryKey(favDO);
        }else{
            //将DTO转换为DO
            WFWorkflowNodeFavDO wFWorkflowNodeFavDO = new WFWorkflowNodeFavDO();
            BeanUtilForVCI.convert(wFWorkflowNodeFavDTO,wFWorkflowNodeFavDO);
            wFWorkflowNodeFavDO.setUserId(userId);
            revisionModelUtil.wrapperForAdd(wFWorkflowNodeFavDO);
            wFWorkflowNodeFavMapper.insert(wFWorkflowNodeFavDO);
            favDO = wFWorkflowNodeFavDO;
        }
        String schemaOid = favDO.getOid();
        wFWorkflowNodeFavDTO.getItems().stream().forEach(item->{
            WFWorkflowNodeFavItemDO itemDO = new WFWorkflowNodeFavItemDO();
            BeanUtilForVCI.convert(item,itemDO);
            itemDO.setWorkflowNodeFavOid(schemaOid);
            newItems.add(itemDO);
        });
        revisionModelUtil.wrapperForBatchAdd(newItems);
        nodeFavItemMapper.batchInsert(newItems);
        if(!CollectionUtils.isEmpty(itemDOS)){
            nodeFavItemMapper.batchDeleteByOids(itemDOS.stream().map(WFWorkflowNodeFavItemDO::getOid).collect(Collectors.toList()));
        }
        return wFWorkflowNodeFavDO2VO(favDO);
    }

    /**
     * 修改流程负责人收藏
     * @param wFWorkflowNodeFavDTO 流程负责人收藏数据传输对象
     * @return 执行结果
     * @throws VciBaseException 参数为空，唯一项，必输项不通过时会抛出异常
     */
    @Override
    @VciChangeDocument(changeType = VciChangeDocumentTypeEnum.EDIT)
    @Transactional
    public WFWorkflowNodeFavVO editSave(WFWorkflowNodeFavDTO wFWorkflowNodeFavDTO) throws VciBaseException{
        VciBaseUtil.alertNotNull(wFWorkflowNodeFavDTO,"数据对象",wFWorkflowNodeFavDTO.getOid(),"流程负责人收藏主键");
        //将DTO转换为DO
        WFWorkflowNodeFavDO wFWorkflowNodeFavDO = selectByOid(wFWorkflowNodeFavDTO.getOid());
        wFWorkflowNodeFavDO.setName(wFWorkflowNodeFavDTO.getName());
        revisionModelUtil.wrapperForEdit(wFWorkflowNodeFavDO);
        String userId = VciBaseUtil.getCurrentUserId();
        //判断名称是否有重复
        WFWorkflowNodeFavDO favDO = wFWorkflowNodeFavMapper.selectByName(wFWorkflowNodeFavDTO.getName(), userId,wFWorkflowNodeFavDTO.getId(),wFWorkflowNodeFavDTO.getWfTemplateRev());
        if(favDO !=null && !wFWorkflowNodeFavDO.getOid().equalsIgnoreCase(favDO.getOid())){
            throw new VciBaseException("收藏方案的名称与其他的方案重复");
        }
        BatchCBO batchCBO = wFWorkflowNodeFavMapper.updateByPrimaryKey(wFWorkflowNodeFavDO);
        int update = batchCBO.getUpdateCbos().size();
        if(update>0){
            if(!CollectionUtils.isEmpty(wFWorkflowNodeFavDTO.getItems())) {
                List<WFWorkflowNodeFavItemDO> itemDOS = nodeFavItemMapper.selectBySchemaOid(wFWorkflowNodeFavDO.getOid());
                List<WFWorkflowNodeFavItemDO> newItems = new ArrayList<>();
                wFWorkflowNodeFavDTO.getItems().stream().forEach(item -> {
                    WFWorkflowNodeFavItemDO itemDO = new WFWorkflowNodeFavItemDO();
                    BeanUtilForVCI.convert(item, itemDO);
                    itemDO.setWorkflowNodeFavOid(wFWorkflowNodeFavDO.getOid());
                    newItems.add(itemDO);
                });
                revisionModelUtil.wrapperForBatchAdd(newItems);
                nodeFavItemMapper.batchInsert(newItems);
                if (!CollectionUtils.isEmpty(itemDOS)) {
                    nodeFavItemMapper.batchDeleteByOids(itemDOS.stream().map(WFWorkflowNodeFavItemDO::getOid).collect(Collectors.toList()));
                }
            }
            return wFWorkflowNodeFavDO2VO(wFWorkflowNodeFavDO);
        }else{
            throw new VciBaseException(EDIT_FAIL);
        }
    }

    /**
     * 校验是否可以删除，如果存在下级，并且下级有数据引用则不能删除
     * @param wFWorkflowNodeFavDTO 数据传输对象
     * @param wFWorkflowNodeFavDO 数据库中的数据对象
     * @return success为true为可以删除，false表示有数据引用，obj为true表示有下级
     */
    private BaseResult checkIsCanDeleteForDO(WFWorkflowNodeFavDTO wFWorkflowNodeFavDTO, WFWorkflowNodeFavDO wFWorkflowNodeFavDO) {
        revisionModelUtil.checkTs(wFWorkflowNodeFavDTO.getTs(),wFWorkflowNodeFavDO.getTs());
        if(!checkIsLinked(wFWorkflowNodeFavDO.getOid())) {
            return BaseResult.success();
        }else{
            return BaseResult.fail(DATA_LINKED_NOT_DELETE,new String[]{""});
        }
    }

    /**
     * 校验是否被引用
     * @param oid 主键
     * @throws VciBaseException 被引用的时候会抛出异常
     */
    private boolean checkIsLinked(String oid) throws VciBaseException{
        //TODO 添加需要校验引用的地方
        return false;
    }

    /**
     * 删除流程负责人收藏
     * @param wFWorkflowNodeFavDTO 流程负责人收藏数据传输对象，oid和ts需要传输
     * @return 删除结果反馈：：success：成功，fail：失败
     * @throws VciBaseException 参数为空，被引用时抛出异常
     */
    @Override
    @VciChangeDocument(changeType = VciChangeDocumentTypeEnum.DELETE)
    @Transactional
    public BaseResult deleteWFWorkflowNodeFav(WFWorkflowNodeFavDTO wFWorkflowNodeFavDTO) throws VciBaseException{
        VciBaseUtil.alertNotNull(wFWorkflowNodeFavDTO,"流程负责人收藏数据对象",wFWorkflowNodeFavDTO.getOid(),"流程负责人收藏的主键");
        WFWorkflowNodeFavDO wFWorkflowNodeFavDO = selectByOid(wFWorkflowNodeFavDTO.getOid());
        BaseResult baseResult = checkIsCanDeleteForDO(wFWorkflowNodeFavDTO,wFWorkflowNodeFavDO);
        if(baseResult.isSuccess()) {
            wFWorkflowNodeFavMapper.deleteByPrimaryKey(wFWorkflowNodeFavDO.getOid());
            //删除明细的内容
            List<WFWorkflowNodeFavItemDO> itemDOS = nodeFavItemMapper.selectBySchemaOid(wFWorkflowNodeFavDO.getOid());
            if(!CollectionUtils.isEmpty(itemDOS)){
                nodeFavItemMapper.batchDeleteByOids(itemDOS.stream().map(WFWorkflowNodeFavItemDO::getOid).collect(Collectors.toList()));
            }
        }else{
            return baseResult;
        }
        //执行删除操作
        return BaseResult.successMsg(DELETE_SUCCESS);
    }

    /**
     * 主键获取流程负责人收藏
     * @param oid 主键
     * @return 流程负责人收藏显示对象
     * @throws VciBaseException 参数为空，数据不存在时会抛出异常
     */
    @Override
    public  WFWorkflowNodeFavVO getObjectByOid(String oid) throws VciBaseException{
        return wFWorkflowNodeFavDO2VO(selectByOid(oid));
    }

    /**
     * 主键查询数据对象
     * @param oid 主键
     * @return  数据对象
     * @throws VciBaseException 参数为空，并且数据不存在的时候会抛出异常
     */
    private WFWorkflowNodeFavDO selectByOid(String oid) throws VciBaseException{
        VciBaseUtil.alertNotNull(oid,"主键");
        WFWorkflowNodeFavDO wFWorkflowNodeFavDO = wFWorkflowNodeFavMapper.selectByPrimaryKey(oid.trim());
        if(wFWorkflowNodeFavDO == null || StringUtils.isBlank(wFWorkflowNodeFavDO.getOid())){
            throw new VciBaseException(DATA_OID_NOT_EXIST);
        }
        return wFWorkflowNodeFavDO;
    }

    /**
     * 主键批量获取流程负责人收藏
     * @param oidCollections 主键集合，但是受性能影响，建议一次查询不超过10000个
     * @return 流程负责人收藏显示对象
     * @throws VciBaseException 查询出现异常时会抛出
     */
    @Override
    public Collection<WFWorkflowNodeFavVO> listWFWorkflowNodeFavByOids(Collection<String> oidCollections) throws VciBaseException{
        VciBaseUtil.alertNotNull(oidCollections,"数据对象主键集合");
        List<WFWorkflowNodeFavDO> wFWorkflowNodeFavDOList = listWFWorkflowNodeFavDOByOidCollections(oidCollections);
        return wFWorkflowNodeFavDO2VOs(wFWorkflowNodeFavDOList);
    }


    /**
     * 使用主键集合查询数据对象
     * @param oidCollections 主键的集合
     * @return 数据对象列表
     */
    private List<WFWorkflowNodeFavDO> listWFWorkflowNodeFavDOByOidCollections(Collection<String> oidCollections){
        List<WFWorkflowNodeFavDO> wFWorkflowNodeFavDOList = new ArrayList<>();
        if(!CollectionUtils.isEmpty(oidCollections)){
            Collection<Collection<String>> oidCollectionsList = VciBaseUtil.switchCollectionForOracleIn(oidCollections);
            oidCollectionsList.stream().forEach(oids ->{
                List<WFWorkflowNodeFavDO> tempDOList =  wFWorkflowNodeFavMapper.selectByPrimaryKeyCollection(oids);
                if(!CollectionUtils.isEmpty(tempDOList)){
                    wFWorkflowNodeFavDOList.addAll(tempDOList);
                }
            });
        }
        return  wFWorkflowNodeFavDOList;
    }



    /**
     * 参照流程负责人收藏列表
     * @param conditionMap 查询条件
     * @param pageHelper 分页和排序
     * @return 流程负责人收藏显示对象列表，生效的内容
     * @throws VciBaseException 查询条件和分页出错的时候会抛出异常
     */
    @Override
    public DataGrid<WFWorkflowNodeFavVO> refDataGridWFWorkflowNodeFav(Map<String, String> conditionMap, PageHelper pageHelper) throws VciBaseException{
        if(conditionMap == null){
            conditionMap = new HashMap<>();
        }
        return gridWFWorkflowNodeFav(conditionMap,pageHelper);
    }

    /**
     * 使用方案主键来获取明细
     *
     * @param schemaOid 方案的主键
     * @return 明细的内容
     * @throws VciBaseException 查询条件和分页出错的时候会抛出异常
     */
    @Override
    public List<WFWorkflowNodeFavItemVO> listNodeFavItemVOBySchema(String schemaOid) throws VciBaseException {
        if(StringUtils.isBlank(schemaOid)){
            return new ArrayList<>();
        }
        List<WFWorkflowNodeFavItemDO> itemDOS = nodeFavItemMapper.selectBySchemaOid(schemaOid);
        return nodeFavItemService.wFWorkflowNodeFavItemDO2VOs(itemDOS);
    }
}