ContentDaoImpl.java

package com.salesmanager.core.business.content.dao;

import java.util.ArrayList;
import java.util.List;

import org.springframework.stereotype.Repository;

import com.mysema.query.jpa.JPQLQuery;
import com.mysema.query.jpa.impl.JPAQuery;
import com.salesmanager.core.business.content.model.Content;
import com.salesmanager.core.business.content.model.ContentDescription;
import com.salesmanager.core.business.content.model.ContentType;
import com.salesmanager.core.business.content.model.QContent;
import com.salesmanager.core.business.content.model.QContentDescription;
import com.salesmanager.core.business.generic.dao.SalesManagerEntityDaoImpl;
import com.salesmanager.core.business.generic.exception.ServiceException;
import com.salesmanager.core.business.merchant.model.MerchantStore;
import com.salesmanager.core.business.reference.language.model.Language;
import com.salesmanager.core.business.shoppingcart.model.ShoppingCart;

@Repository("contentDao")
public class ContentDaoImpl extends SalesManagerEntityDaoImpl<Long, Content> implements ContentDao {

	public ContentDaoImpl() {
		super();
	}
	
	@Override
	public List<Content> listByType(ContentType contentType, MerchantStore store, Language language) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContentDescription.language.id.eq(language.getId())
			.and(qContent.merchantStore.id.eq(store.getId()))
			.and(qContent.contentType.eq(contentType))
			).orderBy(qContent.sortOrder.asc());
		
		List<Content> contents = query.list(qContent);
		
		return contents;
	}
	
	@Override
	public List<Content> listByType(ContentType contentType, MerchantStore store) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContent.merchantStore.id.eq(store.getId())
			.and(qContent.contentType.eq(contentType))
			).orderBy(qContent.sortOrder.asc());
		
		List<Content> contents = query.list(qContent);
		
		return contents;
	}
	
	
	@Override
	public List<Content> listByType(List<ContentType> contentType, MerchantStore store, Language language) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContentDescription.language.id.eq(language.getId())
			.and(qContent.merchantStore.id.eq(store.getId()))
			.and(qContent.contentType.in(contentType))
			).orderBy(qContent.sortOrder.asc());
		
		List<Content> contents = query.list(qContent);
		
		return contents;
	}
	
	@Override
	public List<ContentDescription> listNameByType(List<ContentType> contentType, MerchantStore store, Language language) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContentDescription.language.id.eq(language.getId())
			.and(qContent.merchantStore.id.eq(store.getId()))
			.and(qContent.contentType.in(contentType))
			.and(qContent.visible.eq(true))
		).orderBy(qContent.sortOrder.asc());
		

		
		List<Content> contents = query.list(qContent);
		
		List<ContentDescription> descriptions = new ArrayList<ContentDescription>();
		for(Content c : contents) {
				String name = c.getDescription().getName();
				String url = c.getDescription().getSeUrl();
				ContentDescription contentDescription = new ContentDescription();
				contentDescription.setName(name);
				contentDescription.setSeUrl(url);
				descriptions.add(contentDescription);
		}
		
		return descriptions;
	}
	
	@Override
	public List<Content> listByType(List<ContentType> contentType, MerchantStore store) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContent.merchantStore.id.eq(store.getId())
			.and(qContent.contentType.in(contentType))
			).orderBy(qContent.sortOrder.asc());
		
		List<Content> contents = query.list(qContent);
		
		return contents;
	}
	
	@Override
	public Content getByCode(String code, MerchantStore store) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContent.merchantStore.id.eq(store.getId())
			.and(qContent.code.eq(code))
			);
		
		Content content = query.singleResult(qContent);
		
		return content;
	}
	
	@Override
	public Content getByLanguage(Long id, Language language) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContent.id.eq(id)
			.and(qContentDescription.language.code.eq(language.getCode())));
		
		Content content = query.singleResult(qContent);
		
		return content;
	}
	
	@Override
	public Content getById(Long id) {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContent.id.eq(id)
			);
		
		Content content = query.singleResult(qContent);
		
		return content;
	}
	
	@Override
	public Content getByCode(String code, MerchantStore store, Language language) throws ServiceException {

		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		System.out.println("In");
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContentDescription.language.id.eq(language.getId())
			.and(qContent.merchantStore.id.eq(store.getId())
			.and(qContent.code.eq(code)))
			);
		

		List<Content> results = query.list(qContent);
        if (results.isEmpty()) return null;
        
        else if (results.size() >= 1) return results.get(0);
        return null;

	}
	
	@Override
	public ContentDescription getBySeUrl(MerchantStore store,String seUrl) {
		
		QContent qContent = QContent.content;
		QContentDescription qContentDescription = QContentDescription.contentDescription;
		
		
		JPQLQuery query = new JPAQuery (getEntityManager());
		
		
		query.from(qContent)
			.leftJoin(qContent.descriptions, qContentDescription).fetch()
			.leftJoin(qContent.merchantStore).fetch()
			.where(qContentDescription.seUrl.eq(seUrl)
			.and(qContent.merchantStore.id.eq(store.getId()))
			.and(qContent.visible.eq(true))
		);
		

		
		Content content = query.uniqueResult(qContent);
		

		if(content!=null) {
				return content.getDescription();
		}
		
		List<Content> results = query.list(qContent);
        if (results.isEmpty()) {
        	return null;
        } else if (results.size() >= 1) {
        		content = results.get(0);
        }
        
		if(content!=null) {
			return content.getDescription();
		}
        
		
		return null;
		
		
	}
	

}