//Removes an existing Extra form the DB
public void deleteExtra(ExtrasEN e)
{
string s = ConfigurationManager.ConnectionStrings["DefaultConnection"].ToString(); //String where it's stored the instructions for the connecton for the DB
SqlConnection c = new SqlConnection(s); //The connection is effectuated
try
{
c.Open(); //The select in SQL language that is processed in the DB which will return all the rows from the table "extra"
SqlCommand com = new SqlCommand("Delete From Extras Where Id = " + e.Id, c);
com.ExecuteNonQuery(); //Executes the SQL command
}
catch (Exception exc)
{
exc.ToString(); //In case of an error it is printed here
Console.WriteLine("ERROR: Delete extra");
}
finally
{
c.Close(); //Closes the connection to the DB
}
}
public void deleteExtra(ExtrasEN e)
{
string s = ConfigurationManager.ConnectionStrings["DatabaseConnection"].ToString();
SqlConnection c = new SqlConnection(s);
try
{
c.Open();
SqlCommand com = new SqlCommand("Delete From Extras Where Id = " + e.Id, c);
com.ExecuteNonQuery();
}
catch (Exception exc)
{
exc.ToString();
Console.WriteLine("ERROR: Delete extra");
}
finally
{
c.Close();
}
}
public void updateExtra(ExtrasEN e)
{
string s = ConfigurationManager.ConnectionStrings["DatabaseConnection"].ToString();
SqlConnection c = new SqlConnection(s);
try
{
c.Open();
SqlCommand com = new SqlCommand("Update Extras Set WiFi = '" + e.WiFi + "', Food = '" + e.Food + "', Discount ='" +
e.Discount + "' Where Id = " + e.Id, c);
com.ExecuteNonQuery();
}
catch (Exception exc)
{
exc.ToString();
Console.WriteLine("ERROR: Update extra");
}
finally
{
c.Close();
}
}
//Adds a new Extra to the DB
public void addExtra(ExtrasEN e)
{
string s = ConfigurationManager.ConnectionStrings["DefaultConnection"].ToString(); //String where it's stored the instructions for the connecton for the DB
SqlConnection c = new SqlConnection(s); //The connection is effectuated
try
{
c.Open(); //The select in SQL language that is processed in the DB which will return all the rows from the table "extra"
SqlCommand com = new SqlCommand("Insert Into Extras (Id,WiFi,Food,Discount) VALUES ('" + e.Id + "','" + e.WiFi + "','" + e.Food + "','" +
e.Discount + "')", c);
com.ExecuteNonQuery(); //Executes the SQL command
}
catch (Exception exc)
{
exc.ToString(); //In case of an error it is printed here
Console.WriteLine("ERROR: Add extra");
}
finally
{
c.Close(); //Closes the connection to the DB
}
}
public void addExtra(ExtrasEN e)
{
string s = ConfigurationManager.ConnectionStrings["DatabaseConnection"].ToString();
SqlConnection c = new SqlConnection(s);
try
{
c.Open();
SqlCommand com = new SqlCommand("Insert Into Extras (Id,WiFi,Food,Discount) VALUES ('" + e.Id + "','" + e.WiFi + "','" + e.Food + "','" +
e.Discount + "')", c);
com.ExecuteNonQuery();
}
catch (Exception exc)
{
exc.ToString();
Console.WriteLine("ERROR: Add extra");
}
finally
{
c.Close();
}
}
