# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations
import base64
import json
from xdrlib3 import Packer, Unpacker
from .base import DEFAULT_XDR_MAX_DEPTH
from .muxed_account import MuxedAccount
from .operation_body import OperationBody
__all__ = ["Operation"]
[docs]
class Operation:
"""
XDR Source Code::
struct Operation
{
// sourceAccount is the account used to run the operation
// if not set, the runtime defaults to "sourceAccount" specified at
// the transaction level
MuxedAccount* sourceAccount;
union switch (OperationType type)
{
case CREATE_ACCOUNT:
CreateAccountOp createAccountOp;
case PAYMENT:
PaymentOp paymentOp;
case PATH_PAYMENT_STRICT_RECEIVE:
PathPaymentStrictReceiveOp pathPaymentStrictReceiveOp;
case MANAGE_SELL_OFFER:
ManageSellOfferOp manageSellOfferOp;
case CREATE_PASSIVE_SELL_OFFER:
CreatePassiveSellOfferOp createPassiveSellOfferOp;
case SET_OPTIONS:
SetOptionsOp setOptionsOp;
case CHANGE_TRUST:
ChangeTrustOp changeTrustOp;
case ALLOW_TRUST:
AllowTrustOp allowTrustOp;
case ACCOUNT_MERGE:
MuxedAccount destination;
case INFLATION:
void;
case MANAGE_DATA:
ManageDataOp manageDataOp;
case BUMP_SEQUENCE:
BumpSequenceOp bumpSequenceOp;
case MANAGE_BUY_OFFER:
ManageBuyOfferOp manageBuyOfferOp;
case PATH_PAYMENT_STRICT_SEND:
PathPaymentStrictSendOp pathPaymentStrictSendOp;
case CREATE_CLAIMABLE_BALANCE:
CreateClaimableBalanceOp createClaimableBalanceOp;
case CLAIM_CLAIMABLE_BALANCE:
ClaimClaimableBalanceOp claimClaimableBalanceOp;
case BEGIN_SPONSORING_FUTURE_RESERVES:
BeginSponsoringFutureReservesOp beginSponsoringFutureReservesOp;
case END_SPONSORING_FUTURE_RESERVES:
void;
case REVOKE_SPONSORSHIP:
RevokeSponsorshipOp revokeSponsorshipOp;
case CLAWBACK:
ClawbackOp clawbackOp;
case CLAWBACK_CLAIMABLE_BALANCE:
ClawbackClaimableBalanceOp clawbackClaimableBalanceOp;
case SET_TRUST_LINE_FLAGS:
SetTrustLineFlagsOp setTrustLineFlagsOp;
case LIQUIDITY_POOL_DEPOSIT:
LiquidityPoolDepositOp liquidityPoolDepositOp;
case LIQUIDITY_POOL_WITHDRAW:
LiquidityPoolWithdrawOp liquidityPoolWithdrawOp;
case INVOKE_HOST_FUNCTION:
InvokeHostFunctionOp invokeHostFunctionOp;
case EXTEND_FOOTPRINT_TTL:
ExtendFootprintTTLOp extendFootprintTTLOp;
case RESTORE_FOOTPRINT:
RestoreFootprintOp restoreFootprintOp;
}
body;
};
"""
def __init__(
self,
source_account: MuxedAccount | None,
body: OperationBody,
) -> None:
self.source_account = source_account
self.body = body
def pack(self, packer: Packer) -> None:
if self.source_account is None:
packer.pack_uint(0)
else:
packer.pack_uint(1)
self.source_account.pack(packer)
self.body.pack(packer)
@classmethod
def unpack(
cls, unpacker: Unpacker, depth_limit: int = DEFAULT_XDR_MAX_DEPTH
) -> Operation:
if depth_limit <= 0:
raise ValueError("Maximum decoding depth reached")
source_account = (
MuxedAccount.unpack(unpacker, depth_limit - 1)
if unpacker.unpack_uint()
else None
)
body = OperationBody.unpack(unpacker, depth_limit - 1)
return cls(
source_account=source_account,
body=body,
)
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> Operation:
unpacker = Unpacker(xdr)
result = cls.unpack(unpacker)
remaining = len(xdr) - unpacker.get_position()
if remaining != 0:
raise ValueError(f"Unexpected trailing {remaining} bytes in XDR data")
return result
def to_xdr(self) -> str:
xdr_bytes = self.to_xdr_bytes()
return base64.b64encode(xdr_bytes).decode()
@classmethod
def from_xdr(cls, xdr: str) -> Operation:
xdr_bytes = base64.b64decode(xdr.encode())
return cls.from_xdr_bytes(xdr_bytes)
def to_json(self) -> str:
return json.dumps(self.to_json_dict())
@classmethod
def from_json(cls, json_str: str) -> Operation:
return cls.from_json_dict(json.loads(json_str))
def to_json_dict(self) -> dict:
return {
"source_account": self.source_account.to_json_dict()
if self.source_account is not None
else None,
"body": self.body.to_json_dict(),
}
@classmethod
def from_json_dict(cls, json_dict: dict) -> Operation:
source_account = (
MuxedAccount.from_json_dict(json_dict["source_account"])
if json_dict["source_account"] is not None
else None
)
body = OperationBody.from_json_dict(json_dict["body"])
return cls(
source_account=source_account,
body=body,
)
def __hash__(self):
return hash(
(
self.source_account,
self.body,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return self.source_account == other.source_account and self.body == other.body
def __repr__(self):
out = [
f"source_account={self.source_account}",
f"body={self.body}",
]
return f"<Operation [{', '.join(out)}]>"