/// <summary>
/// Récupère une client à partir d'un identifiant de client
/// </summary>
/// <param name="Identifiant">Identifant de client</param>
/// <returns>Un Client </returns>
public static Client Get(Int32 identifiant)
{
//Connection
ConnectionStringSettings connectionStringSettings = ConfigurationManager.ConnectionStrings["LaboSPPPConnectionString"];
SqlConnection connection = new SqlConnection(connectionStringSettings.ToString());
//Commande
String requete = @"SELECT Identifiant, Libelle, Mail, Telephone, Responsable, Adresse FROM Client
WHERE Identifiant = @Identifiant";
SqlCommand commande = new SqlCommand(requete, connection);
//Paramètres
commande.Parameters.AddWithValue("Identifiant", identifiant);
//Execution
connection.Open();
SqlDataReader dataReader = commande.ExecuteReader();
dataReader.Read();
//1 - Création du client
Client client = new Client();
client.Identifiant = dataReader.GetInt32(0);
client.Libelle = dataReader.GetString(1);
client.Mail = dataReader.GetString(2);
client.Telephone = dataReader.GetString(3);
client.Adresse = dataReader.GetString(4);
dataReader.Close();
connection.Close();
return client;
}
public static void Insert(Client client)
{
//Connexion
SqlConnection connection = new SqlConnection();
connection.ConnectionString = "LaboSPPPConnectionString";
connection.Open();
//Commande
SqlCommand commande = new SqlCommand();
commande.Connection = connection;
commande.CommandText = "INSERT INTO Client(Libelle, Mail, Telephone, Responsable, Adresse) VALUES(@Libelle, @Mail, @Telephone, @Responsable, @Adresse)";
commande.Parameters.AddWithValue("Libelle", client.Libelle);
commande.Parameters.AddWithValue("Mail", client.Mail);
commande.Parameters.AddWithValue("Telephone", client.Telephone);
commande.Parameters.AddWithValue("Responsable", client.Responsable);
commande.Parameters.AddWithValue("Adresse", client.Adresse);
//Execution de la commande
commande.ExecuteNonQuery();
connection.Close();
}
public static void Update( Client client)
{
SqlConnection connection = new SqlConnection();
connection.ConnectionString = "LaboSPPPConnectionString";
connection.Open();
SqlCommand commande = new SqlCommand();
commande.Connection = connection;
string requete = "UPDATE Client SET Libelle=@Libelle, Mail=@Mail, Telephone=@Telephone, Responsable=@Responsable, Adresse=@Adresse WHERE Identifiant=@Identifiant";
commande.Parameters.AddWithValue("identifiant", client.Identifiant);
commande.Parameters.AddWithValue("Libelle", client.Libelle);
commande.Parameters.AddWithValue("Mail", client.Mail);
commande.Parameters.AddWithValue("Telephone", client.Telephone);
commande.Parameters.AddWithValue("Responsable", client.Responsable);
commande.Parameters.AddWithValue("Adresse", client.Adresse);
commande.CommandText = requete;
commande.ExecuteNonQuery();
connection.Close();
}
/// <summary>
/// Récupère une liste de client à partir de la base de données
/// </summary>
/// <returns>Une liste de client</returns>
public static List<Client> List()
{
//Récupération de la chaine de connexion
//Connection
ConnectionStringSettings connectionStringSettings = ConfigurationManager.ConnectionStrings["LaboSPPPConnectionString"];
SqlConnection connection = new SqlConnection(connectionStringSettings.ToString());
//Commande
String requete = "SELECT Identifiant, Libelle, Mail, Telephone, Responsable, Adresse FROM Client";
connection.Open();
SqlCommand commande = new SqlCommand(requete, connection);
//execution
SqlDataReader dataReader = commande.ExecuteReader();
List<Client> list = new List<Client>();
while (dataReader.Read())
{
//1 - Créer un client à partir des donner de la ligne du dataReader
Client client = new Client();
client.Identifiant = dataReader.GetInt32(0);
client.Libelle = dataReader.GetString(1);
client.Mail = dataReader.GetString(2);
client.Telephone = dataReader.GetString(3);
client.Responsable = dataReader.GetString(4);
client.Adresse = dataReader.GetString(5);
//2 - Ajouter ce client à la list de client
list.Add(client);
}
dataReader.Close();
connection.Close();
return list;
}