package com.nanometer.smartlab.service;

import com.nanometer.smartlab.dao.BaseMetaDao;
import com.nanometer.smartlab.entity.BaseMeta;
import com.nanometer.smartlab.entity.BaseMetaGroup;
import com.nanometer.smartlab.exception.AlarmCode;
import com.nanometer.smartlab.exception.AlarmException;
import com.nanometer.smartlab.exception.BusinessException;
import com.nanometer.smartlab.exception.ExceptionEnumCode;
import com.nanometer.smartlab.util.IDUtils;
import com.nanometer.smartlab.util.MessageUtil;
import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.DataIntegrityViolationException;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Created by johnny on 17/8/21.
 */
@Service("baseMetaService")
public class BaseMetaServiceImpl implements BaseMetaService {

    private static Logger logger = Logger.getLogger(BaseMetaService.class);

    @Resource(name = "baseMetaDao")
    BaseMetaDao baseMetaDao;
    @Resource
    private BaseMetaGroupService baseMetaGroupService;

    // 所有分组
    private List<BaseMetaGroup> baseMetaGroupList;
    // key为分组id，value为分组
    private Map<String, BaseMetaGroup> baseMetaGroupMap;
    // key为分组id，value为数据列表
    private Map<String, List<BaseMeta>> baseMetaListMap;
    // key为数据id，value为数据
    private Map<Long, BaseMeta> baseMetaMap;

    public synchronized void loadData() {
        try {
            baseMetaGroupList = this.baseMetaGroupService.getBaseMetaGroupList();
            baseMetaGroupMap = new HashMap<String, BaseMetaGroup>();
            if (baseMetaGroupList == null) {
                baseMetaGroupList = new ArrayList<BaseMetaGroup>();
            } else {
                for (BaseMetaGroup baseMetaGroup : baseMetaGroupList) {
                    baseMetaGroupMap.put(baseMetaGroup.getCode(), baseMetaGroup);
                }
            }

            List<BaseMeta> baseMetaList = this.getBaseMetaList((String) null, null, null, null);
            baseMetaListMap = new HashMap<String, List<BaseMeta>>();
            baseMetaMap = new HashMap<Long, BaseMeta>();
            if (baseMetaList != null) {
                String key = null;
                for (BaseMeta baseMeta : baseMetaList) {
                    if (!baseMetaListMap.containsKey(baseMeta.getGroupId())
                            || baseMetaListMap.get(baseMeta.getGroupId()) == null) {
                        baseMetaListMap.put(baseMeta.getGroupCode(), new ArrayList<BaseMeta>());
                    }
                    baseMetaListMap.get(baseMeta.getGroupId()).add(baseMeta);

                    baseMetaMap.put(baseMeta.getId(), baseMeta);
                }
            }
        } catch (Exception e) {
            logger.error("初始化数据字典数据失败。", e);
        }
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public int getBaseMetaTotalCount(String groupCode, String keyword) {
        try {
            Map<String, Object> params = new HashMap<String, Object>();
            params.put("groupCode", groupCode);
            if (StringUtils.isNotBlank(keyword)) {
                params.put("keyword", "%" + keyword + "%");
            }
            return this.baseMetaDao.getBaseMetaTotalCount(params);
        } catch (DataAccessException e) {
            logger.error(e.getMessage(), e);
            throw new BusinessException(ExceptionEnumCode.DB_ERR, MessageUtil.getMessageByCode(ExceptionEnumCode.DB_ERR.getCode()), e);
        }
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public boolean isBaseMetaExist(String groupCode, String metaKey, Long editId) {
        try {
             Map<String, Object> params = new HashMap<String, Object>();
             params.put("groupCode", groupCode);
             params.put("metaKey", metaKey);
             if (editId!=null) {
                 params.put("editId", editId);
             }
             int count = this.baseMetaDao.getBaseMetaTotalCount(params);
             return count > 0;
        } catch (DataAccessException e) {
            logger.error(e.getMessage(), e);
            throw new BusinessException(ExceptionEnumCode.DB_ERR, MessageUtil.getMessageByCode(ExceptionEnumCode.DB_ERR.getCode()), e);
        }
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public List<BaseMeta> getBaseMetaList(String groupCode, String keyword, Integer first, Integer pageSize) {
        try {
            Map<String, Object> params = new HashMap<String, Object>();
            params.put("groupCode", groupCode);
            if (StringUtils.isNotBlank(keyword)) {
                params.put("keyword", "%" + keyword + "%");
            }
            params.put("first", first);
            params.put("pageSize", pageSize);
            return this.baseMetaDao.getBaseMetaList(params);
        } catch (DataAccessException e) {
            logger.error(e.getMessage(), e);
            throw new BusinessException(ExceptionEnumCode.DB_ERR, MessageUtil.getMessageByCode(ExceptionEnumCode.DB_ERR.getCode()), e);
        }
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public BaseMeta getBaseMeta(Long id) {
        try {
            return this.baseMetaDao.getBaseMeta(id);
        } catch (DataAccessException e) {
            logger.error(e.getMessage(), e);
            throw new BusinessException(ExceptionEnumCode.DB_ERR, MessageUtil.getMessageByCode(ExceptionEnumCode.DB_ERR.getCode()), e);
        }
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public BaseMeta insertBaseMeta(BaseMeta baseMeta) {
        try {
            if (baseMeta == null) {
                return null;
            }
            this.baseMetaDao.insertBaseMeta(baseMeta);
          //  this.loadData();
            return baseMeta;
        } catch (DuplicateKeyException ex) {
            logger.warn(ex.getMessage(), ex);
            throw new AlarmException(AlarmCode.DATA_DUPLICATE, MessageUtil.getMessage(AlarmCode.DATA_DUPLICATE.getCode()));
        } catch (DataIntegrityViolationException ex) {
            logger.warn(ex.getMessage(), ex);
            throw new AlarmException(AlarmCode.DATA_CONFICT, MessageUtil.getMessage(AlarmCode.DATA_CONFICT.getCode()));
        } catch (DataAccessException ex) {
            logger.error(ex.getMessage(), ex);
            throw new BusinessException(ExceptionEnumCode.DB_ERR, MessageUtil.getMessageByCode(ExceptionEnumCode.DB_ERR.getCode()), ex);
        }
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public boolean updateBaseMeta(BaseMeta baseMeta) {
        try {
            if (baseMeta == null) {
                return false;
            }

            int row = this.baseMetaDao.updateBaseMeta(baseMeta);
            if (row == 0) {
                return false;
            }
            this.loadData();
            return true;
        } catch (DuplicateKeyException ex) {
            logger.warn(ex.getMessage(), ex);
            throw new AlarmException(AlarmCode.DATA_DUPLICATE, MessageUtil.getMessage(AlarmCode.DATA_DUPLICATE.getCode()));
        } catch (DataIntegrityViolationException ex) {
            logger.warn(ex.getMessage(), ex);
            throw new AlarmException(AlarmCode.DATA_CONFICT, MessageUtil.getMessage(AlarmCode.DATA_CONFICT.getCode()));
        } catch (DataAccessException ex) {
            logger.error(ex.getMessage(), ex);
            throw new BusinessException(ExceptionEnumCode.DB_ERR, MessageUtil.getMessageByCode(ExceptionEnumCode.DB_ERR.getCode()), ex);
        }
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public boolean deleteBaseMeta(List<Long> ids) {
        try {
            if (ids == null || ids.isEmpty()) {
                return false;
            }

            int row = this.baseMetaDao.deleteBaseMetas(ids);
            if (row == 0) {
                return false;
            }
            this.loadData();
            return true;
        } catch (DataIntegrityViolationException ex) {
            logger.warn(ex.getMessage(), ex);
            throw new AlarmException(AlarmCode.DATA_CONFICT, MessageUtil.getMessage(AlarmCode.DATA_CONFICT.getCode()));
        } catch (DataAccessException ex) {
            logger.error(ex.getMessage(), ex);
            throw new BusinessException(ExceptionEnumCode.DB_ERR, MessageUtil.getMessageByCode(ExceptionEnumCode.DB_ERR.getCode()), ex);
        }
    }

    public List<BaseMetaGroup> getBaseMetaGroupList() {
        if (baseMetaGroupList == null) {
            baseMetaGroupList = this.baseMetaGroupService.getBaseMetaGroupList();
        }
        return baseMetaGroupList;
    }
    public String getBaseMetaGroupName(String baseMetaGroupCode) {
        if (StringUtils.isBlank(baseMetaGroupCode)) {
            return "";
        }
        BaseMetaGroup baseMetaGroup= this.baseMetaGroupService.getBaseMetaGroupByCode(baseMetaGroupCode);
        if(baseMetaGroup!=null){
            return baseMetaGroup.getName();
        }
        return "";
    }
    public List<BaseMeta> getBaseMetaList(String baseMetaGroupCode) {
        if (StringUtils.isBlank(baseMetaGroupCode)) {
            return null;
        }
        Map<String,Object> params=new HashMap();
        params.put("groupCode",baseMetaGroupCode);
        return baseMetaDao.getBaseMetaList(params);
    }

    public String getBaseMetaValue(Long id) {
        if (id==null) {
            return "";
        }
        BaseMeta baseMeta=this.baseMetaDao.getBaseMeta(id);
        if(baseMeta!=null){
            return baseMeta.getMetaValue();
        }
        return "";
    }

    public String getBaseMetaKey(Long id) {
        if (id==null) {
            return "";
        }

        BaseMeta baseMeta=this.baseMetaDao.getBaseMeta(id);
        if(baseMeta!=null){
            return baseMeta.getMetaKey();
        }
        return "";
    }

    @Transactional(propagation = Propagation.REQUIRED)
    public List<BaseMeta> getAllBaseMeta() {
        return this.baseMetaDao.getAllBaseMeta();
    }

    @Override
    public BaseMeta getBaseMeta(String groupCode, String key,String value) {
        return baseMetaDao.selectBaseMeta(groupCode,key,value);
    }
}