package seed.dao;

import java.util.List;

import org.apache.log4j.Logger;
import org.hibernate.Criteria;
import org.hibernate.HibernateException;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.ProjectionList;
import org.hibernate.criterion.Projections;
import org.hibernate.criterion.Restrictions;
import org.springframework.stereotype.Repository;

import seed.map.T_FILE_DOWNLOAD;

/**
 * T_FILE_DOWNLOAD 테이블을 select,insert,update,delete하기 위한 DAO메소드
 * */
@Repository
public class FileDownLoadDAOImpl implements FileDownLoadDAO {
	
	private Logger log = Logger.getLogger(this.getClass());
	
	private SessionFactory sessionFactory;

	public void setSessionFactory(SessionFactory sessionFactory) {
		this.sessionFactory = sessionFactory;
	}
	
	public Long getFileDownLoadCnt(String funcType, String funcSetIdx, String funcDataIdx) {
		
		Criteria criteria = sessionFactory.getCurrentSession().createCriteria(T_FILE_DOWNLOAD.class);
		
		if(!funcSetIdx.equals("0") && !funcDataIdx.equals("0")){
			criteria.add(
					Restrictions.and(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcSetIdx", funcSetIdx)),		
							Restrictions.eq("funcDataIdx", funcDataIdx)));
		}else if(!funcSetIdx.equals("0")){
			criteria.add(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcSetIdx", funcSetIdx)));
		}else if(!funcDataIdx.equals("0")){
			criteria.add(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcDataIdx", funcDataIdx)));
		}

		criteria.setProjection(Projections.rowCount());
		
		return (Long)criteria.uniqueResult();
	}
	
	@SuppressWarnings("unchecked")
	public List<T_FILE_DOWNLOAD> getFileDownLoadList(String funcType, String funcSetIdx, String funcDataIdx, int page, int row, String[] qryColumns){
		
		Criteria criteria = sessionFactory.getCurrentSession().createCriteria(T_FILE_DOWNLOAD.class);

		criteria.setFirstResult(page);
		criteria.setMaxResults(row);
		
       	if(qryColumns != null && qryColumns.length > 0){
    		ProjectionList projectionList = Projections.projectionList();
    		boolean groupCheck = false;    		
    		for(int q=0; q<qryColumns.length; q++){
    			if(!groupCheck && qryColumns[q].indexOf("groupBy") >= 0){
    				groupCheck = true;
    				continue;
    			}
    			if(groupCheck){
	    			if(qryColumns[q].indexOf("Cnt") >= 0){
	    				String qryColumn = qryColumns[q].substring(0, qryColumns[q].indexOf("Cnt")); 
	    				projectionList.add(Projections.count(qryColumn).as("_"+qryColumns[q].substring(qryColumns[q].lastIndexOf(".")+1)));
	    			}else{
	    				projectionList.add(Projections.groupProperty(qryColumns[q]).as("_"+qryColumns[q].substring(qryColumns[q].lastIndexOf(".")+1)));
	    			}
    			}else{
    				projectionList.add(Projections.property(qryColumns[q]).as("_"+qryColumns[q].substring(qryColumns[q].lastIndexOf(".")+1)));
    			}
    		}
    		
    		criteria.setProjection(projectionList);
    		criteria.setResultTransformer(Criteria.ALIAS_TO_ENTITY_MAP);
    	}		
    	
		if(!funcSetIdx.equals("0") && !funcDataIdx.equals("0")){
			criteria.add(
					Restrictions.and(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcSetIdx", funcSetIdx)),		
							Restrictions.eq("funcDataIdx", funcDataIdx)));
		}else if(!funcSetIdx.equals("0")){
			criteria.add(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcSetIdx", funcSetIdx)));
		}else if(!funcDataIdx.equals("0")){
			criteria.add(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcDataIdx", funcDataIdx)));
		}
    	
    	criteria.addOrder(Order.desc("fileDownLoadIdx"));
    	
    	return criteria.list();
	}
	
	@SuppressWarnings("unchecked")
	public List<T_FILE_DOWNLOAD> getFileDownLoadList(String funcType, String funcSetIdx, String funcDataIdx){
		
		Criteria criteria = sessionFactory.getCurrentSession().createCriteria(T_FILE_DOWNLOAD.class);
    	
		if(!funcSetIdx.equals("0") && !funcDataIdx.equals("0")){
			criteria.add(
					Restrictions.and(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcSetIdx", funcSetIdx)),		
							Restrictions.eq("funcDataIdx", funcDataIdx)));
		}else if(!funcSetIdx.equals("0")){
			criteria.add(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcSetIdx", funcSetIdx)));
		}else if(!funcDataIdx.equals("0")){
			criteria.add(
					Restrictions.and(
							Restrictions.eq("funcType", funcType),		
							Restrictions.eq("funcDataIdx", funcDataIdx)));
		}
    	
    	criteria.addOrder(Order.desc("fileDownLoadIdx"));
    	
    	return criteria.list();
	}
	
	public boolean setFileDownLoadDelProc(T_FILE_DOWNLOAD tFileDownLoad){
		
		boolean success = false;
		try{
	        this.sessionFactory.getCurrentSession().delete(tFileDownLoad);
	        this.sessionFactory.getCurrentSession().flush();
	        this.sessionFactory.getCurrentSession().clear();
	        success = true;
    	}catch(HibernateException e){
    		log.error("CHECK ERROR:",e);
    	}
		
		return success;
	}

	public boolean setFileDownLoadProc(T_FILE_DOWNLOAD tFileDownLoad){
		
		boolean success = false;
		try{
	        this.sessionFactory.getCurrentSession().save(tFileDownLoad);
	        this.sessionFactory.getCurrentSession().flush();
	        this.sessionFactory.getCurrentSession().clear();
	        success = true;
    	}catch(HibernateException e){
    		log.error("CHECK ERROR:",e);
    	}
		return success;
	}
}