package database.crud;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.List;


import database.Crud;
import database.dataset.Categorie_article;

/*****************************************************************************
 * Classe: CategorieArticleCrud
 * 
 * Objet ayant pour bout d'ex�cuter les instructions SQL en respectant les
 * op�rations de persistance des donn�es.
 * 
 * Liste des dependances
 * -Dataset categorie_article
 * -Connection
 * -Statement
 * 
 * Projet Orford
 ****************************************************************************
 * Modification: Ajout dela m�thode getNewSequenceId(), ajout de control du
 * commit pour instructions multiples pour la m�thode create().
 * Nom: Alfredo Toyo
 * Date: 2013-09-06
 ****************************************************************************/

/**
 * @author Alfredo Toyo
 * Objet ayant pour bout d'ex�cuter les instructions SQL en respectant les
 * op�rations de persistance des donn�es.
 */
public class CategorieArticleCrud implements Crud<Categorie_article> {
	private Connection connection;
	private Statement statement;
	
	/**
	 * Constructeur
	 * @param connection
	 * @throws SQLException 
	 */
	public CategorieArticleCrud(Connection connection) throws SQLException {
		this.connection = connection;
		statement = this.connection.createStatement();
	}
	
	@Override
	public int create(Categorie_article dataset) throws SQLException {		
		//create une nouvelle row dans la BD
		String query = "INSERT INTO categorie_article (categorie_article_p_id,categorie_article_description) "
					 + "VALUES('" + dataset.getcategorie_article_p_id() + "'," +	"'" 
							      + dataset.getCategorie_article_description() + "')";
		
		statement.execute(query);
		
		//Retourner le id de se dernier
		return dataset.getcategorie_article_p_id();
	}

	@Override
	public Categorie_article readById(int id) throws SQLException {
		String query = "SELECT * FROM categorie_article "
					 + "WHERE categorie_article_p_id='"+id+"'";
		
		ResultSet rs = statement.executeQuery(query);
		rs.next();
		
		//Construire le dataset � partir du resultset
		return new Categorie_article(rs.getInt("categorie_article_p_id"),
						   			 rs.getString("categorie_article_description"));
	}

	@Override
	public List<Categorie_article> readAll() throws SQLException {
		List<Categorie_article> lstCategorieArticle = new ArrayList<Categorie_article>();
		
		String query = "SELECT * FROM categorie_article LIMIT 0,100";
		ResultSet rs = statement.executeQuery(query);
		
		while(rs.next()){
		//Construire le dataset � partir du resultset
			Categorie_article tmp = new Categorie_article(rs.getInt("categorie_article_p_id"),
		   			 									  rs.getString("categorie_article_description"));
			lstCategorieArticle.add(tmp);
		}
		
		return lstCategorieArticle;
	}

	@Override
	public boolean update(Categorie_article dataset) throws SQLException {
		String query = "UPDATE categorie_article "
					 + "SET categorie_article_description='"+dataset.getCategorie_article_description() + "' " 
					 + "WHERE categorie_article_p_id='"+dataset.getcategorie_article_p_id()+"'";
		
		statement.execute(query);
		
		return true;
	}

	@Override
	public boolean destroy(Categorie_article dataset) throws SQLException {
		String query = "DELETE FROM categorie_article "
					 + "WHERE categorie_article_p_id='"+dataset.getcategorie_article_p_id()+"'";
		
		statement.execute(query);
		
		return true;
	}

	@Override
	public int getNewSequenceId() throws SQLException {
		//Mettre � jour la sequence, et obtenir le id de sa table
		String querySequence = "UPDATE sequence " + 
                			   "SET sequence_dernierid=sequence_dernierid+1 " +
                			   "WHERE sequence_nomtable='categorie_article'";
		
		statement.execute(querySequence);
		
		ResultSet rsid = statement.executeQuery("SELECT sequence_dernierid "
											  + "FROM sequence "
											  + "WHERE sequence_nomtable='categorie_article'");
		
		rsid.next();
		
		return rsid.getInt(1);		 
	}
	
	/**
	 * @param description
	 * @return list de dataset qui resemble
	 * @throws SQLException
	 */
	public List<Categorie_article> readAllLike(String description) throws SQLException {
		List<Categorie_article> lstCategorieArticle = new ArrayList<Categorie_article>();
			
		String query = "SELECT * FROM categorie_article WHERE categorie_article_description LIKE '%"+description+"%'" +
				   " LIMIT 0,100";
		ResultSet rs = statement.executeQuery(query);
		
		while(rs.next()){
		//Construire le dataset � partir du resultset
			Categorie_article tmp = new Categorie_article(rs.getInt("categorie_article_p_id"),
		   			 									  rs.getString("categorie_article_description"));
			lstCategorieArticle.add(tmp);
		}
		
		return lstCategorieArticle;
	}
}