public static Boolean Delete(ItemTO clsItem)
{
String myConnection = "Server=localhost;Database=gerenciadornf;Uid=root;Pwd=;";
MySqlConnection connection = new MySqlConnection(myConnection);
MySqlCommand cmd;
connection.Open();
try
{
StringBuilder strSql = new StringBuilder();
strSql.Append("DELETE FROM Item WHERE IDItem=@IDItem");
cmd = connection.CreateCommand();
cmd.CommandText = strSql.ToString();
cmd.Parameters.AddWithValue("@IDItem", clsItem.IDItem);
cmd.ExecuteNonQuery();
return true;
}
catch (Exception)
{
throw;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
}
protected void gvwItem_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
ItemTO clsItem = new ItemTO();
Int32 ID = (Int32)gvwItem.DataKeys[e.RowIndex].Value;
clsItem = ItemBLL.GetItemByID(ID);
ItemBLL.Delete(clsItem);
LoadGrid();
}
public static ItemTO GetItemByID(int IDItem)
{
try
{
ItemTO clsItem = new ItemTO();
String myConnection = "Server=localhost;Database=gerenciadornf;Uid=root;Pwd=;";
MySqlConnection connection = new MySqlConnection(myConnection);
MySqlCommand cmd;
connection.Open();
string strSql = "SELECT Item.* FROM Item WHERE Item.IDItem = @IDItem";
cmd = connection.CreateCommand();
cmd.CommandText = strSql;
cmd.Parameters.AddWithValue("@IDItem", IDItem);
cmd.ExecuteNonQuery();
MySqlDataReader adap = cmd.ExecuteReader();
while (adap.Read())
{
clsItem.IDItem = Convert.ToInt32(adap["IDItem"]);
clsItem.Nome = adap["nome"].ToString();
clsItem.Descricao = adap["Descricao"].ToString();
}
return clsItem;
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
finally
{
}
}
public static void insert(ItemTO clsItem)
{
String myConnection = "Server=localhost;Database=gerenciadornf;Uid=root;Pwd=;";
MySqlConnection connection = new MySqlConnection(myConnection);
MySqlCommand cmd;
connection.Open();
try
{
StringBuilder strSql = new StringBuilder();
strSql.Append("INSERT INTO Item(IDItem, Nome, Descricao) ");
strSql.Append("VALUES (@IDItem, @Nome, @Descricao); ");
strSql.Append("SELECT Item.* FROM Item WHERE Item.IDItem=@@IDENTITY;");
cmd = connection.CreateCommand();
cmd.CommandText = strSql.ToString();
cmd.Parameters.AddWithValue("@IDItem", clsItem.IDItem);
cmd.Parameters.AddWithValue("@Nome", clsItem.Nome );
cmd.Parameters.AddWithValue("@Descricao", clsItem.Descricao);
cmd.ExecuteNonQuery();
}
catch (Exception)
{
throw;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
}
public static List<ItemTO> listaItemAll()
{
try
{
List<ItemTO> clsItems = new List<ItemTO>();
String myConnection = "Server=localhost;Database=gerenciadornf;Uid=root;Pwd=;";
MySqlConnection connection = new MySqlConnection(myConnection);
MySqlCommand cmd;
connection.Open();
string strSql = "SELECT Item.* FROM Item";
cmd = connection.CreateCommand();
cmd.CommandText = strSql;
cmd.ExecuteNonQuery();
MySqlDataReader adap = cmd.ExecuteReader();
while (adap.Read())
{
ItemTO clsItem = new ItemTO();
clsItem.IDItem = Convert.ToInt32(adap["IDItem"]);
clsItem.Nome = adap["nome"].ToString();
clsItem.Descricao = adap["Descricao"].ToString();
clsItems.Add(clsItem);
}
return clsItems;
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
finally
{
}
}
private void PopulaDados()
{
clsItem = this.Item;
txtNome.Text = clsItem.Nome;
txtDescricao.Text = clsItem.Descricao;
}
protected void Load()
{
clsItem = this.Item;
clsItem.Nome = txtNome.Text;
clsItem.Descricao = txtDescricao.Text;
}
public static Boolean Update(ItemTO clsItem)
{
return ItemDAL.Update(clsItem);
}
public static void insert(ItemTO clsItem)
{
ItemDAL.insert(clsItem);
}
public static Boolean Delete(ItemTO clsItem)
{
return ItemDAL.Delete(clsItem);
}
