/// <summary>
/// Simple helper method that creates the correct PackedRowList data off a result row and
/// returns it's PyDataType representation, ready to be sent to the EVE Online client
/// </summary>
/// <param name="reader"></param>
public static PyList FromMySqlDataReader(MySqlDataReader reader)
{
DBRowDescriptor descriptor = DBRowDescriptor.FromMySqlReader(reader);
PyList list = new PyList();
while (reader.Read() == true)
{
list.Add(PyPackedRow.FromMySqlDataReader(reader, descriptor));
}
return(list);
}
/// <summary>
/// Simple helper method that creates the correct PackedRowList data off a result row and
/// returns it's PyDataType representation, ready to be sent to the EVE Online client
/// </summary>
/// <param name="connection">The connection used</param>
/// <param name="reader"></param>
public static PyList <PyPackedRow> FromMySqlDataReader(IDatabaseConnection connection, MySqlDataReader reader)
{
DBRowDescriptor descriptor = DBRowDescriptor.FromMySqlReader(connection, reader);
PyList <PyPackedRow> list = new PyList <PyPackedRow>();
while (reader.Read() == true)
{
list.Add(PyPackedRow.FromMySqlDataReader(reader, descriptor));
}
return(list);
}
/// <summary>
/// Simple helper method that creates a correct IntegerIntegerListDictionary and returns
/// it's PyDataType representation, ready to be sent to the EVE Online client
///
/// IMPORTANT: The first field MUST be ordered (direction doesn't matter) for this method
/// to properly work
/// </summary>
/// <param name="connection">The connection used</param>
/// <param name="reader">The MySqlDataReader to read the data from</param>
/// <param name="keyColumnIndex">The column to use as index for the IntPackedRowListDictionary</param>
/// <returns></returns>
public static PyDataType FromMySqlDataReader(IDatabaseConnection connection, MySqlDataReader reader, int keyColumnIndex)
{
DBRowDescriptor descriptor = DBRowDescriptor.FromMySqlReader(connection, reader);
PyDictionary result = new PyDictionary();
Type keyType = reader.GetFieldType(keyColumnIndex);
if (keyType != typeof(long) && keyType != typeof(int) && keyType != typeof(short) &&
keyType != typeof(byte) && keyType != typeof(ulong) && keyType != typeof(uint) &&
keyType != typeof(ushort) && keyType != typeof(sbyte))
{
throw new InvalidDataException("Expected key type of integer");
}
// get first key and start preparing the values
int key = 0;
PyList currentList = new PyList();
while (reader.Read() == true)
{
// ignore null keys
if (reader.IsDBNull(keyColumnIndex) == true)
{
continue;
}
int newKey = reader.GetInt32(keyColumnIndex);
// if the read key doesn't match the one read earlier
if (newKey != key)
{
// do not add an entry to the dict unless the old id was present
if (key != 0)
{
result[key] = currentList;
}
currentList = new PyList();
key = newKey;
}
// add the current value to the list
currentList.Add(PyPackedRow.FromMySqlDataReader(reader, descriptor));
}
// ensure the last key is saved to the list
result[key] = currentList;
return(result);
}
