from typing import Optional
from .operation import Operation
from .utils import check_ed25519_public_key
from .. import xdr as stellar_xdr
from ..keypair import Keypair
from ..utils import parse_ed25519_account_id_from_muxed_account_xdr_object
__all__ = ["AccountMerge"]
[docs]class AccountMerge(Operation):
"""The :class:`AccountMerge` object, which represents a
AccountMerge operation on Stellar's network.
Transfers the native balance (the amount of XLM an account holds) to
another account and removes the source account from the ledger.
Threshold: High
:param destination: Destination to merge the source account into.
:param source: The source account (defaults to transaction source).
"""
_XDR_OPERATION_TYPE: stellar_xdr.OperationType = (
stellar_xdr.OperationType.ACCOUNT_MERGE
)
def __init__(
self,
destination: str,
source: str = None,
) -> None:
super().__init__(source)
check_ed25519_public_key(destination)
self._destination: str = destination
self._destination_muxed: Optional[stellar_xdr.MuxedAccount] = None
@property
def destination(self) -> str:
return self._destination
@destination.setter
def destination(self, value: str):
check_ed25519_public_key(value)
self._destination_muxed = None
self._destination = value
def _to_operation_body(self) -> stellar_xdr.OperationBody:
if self._destination_muxed is not None:
destination = self._destination_muxed
else:
destination = Keypair.from_public_key(self._destination).xdr_muxed_account()
body = stellar_xdr.OperationBody(
type=self._XDR_OPERATION_TYPE, destination=destination
)
return body
[docs] @classmethod
def from_xdr_object(cls, xdr_object: stellar_xdr.Operation) -> "AccountMerge":
"""Creates a :class:`AccountMerge` object from an XDR Operation
object.
"""
source = Operation.get_source_from_xdr_obj(xdr_object)
assert xdr_object.body.destination is not None
destination = parse_ed25519_account_id_from_muxed_account_xdr_object(
xdr_object.body.destination
)
op = cls(source=source, destination=destination)
op._destination_muxed = xdr_object.body.destination
op._source_muxed = Operation.get_source_muxed_from_xdr_obj(xdr_object)
return op
def __str__(self):
return f"<AccountMerge [destination={self.destination}, source={self.source}]>"