# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations
import base64
from xdrlib3 import Packer, Unpacker
from .asset import Asset
from .contract_id_preimage_from_address import ContractIDPreimageFromAddress
from .contract_id_preimage_type import ContractIDPreimageType
__all__ = ["ContractIDPreimage"]
[docs]
class ContractIDPreimage:
"""
XDR Source Code::
union ContractIDPreimage switch (ContractIDPreimageType type)
{
case CONTRACT_ID_PREIMAGE_FROM_ADDRESS:
struct
{
SCAddress address;
uint256 salt;
} fromAddress;
case CONTRACT_ID_PREIMAGE_FROM_ASSET:
Asset fromAsset;
};
"""
def __init__(
self,
type: ContractIDPreimageType,
from_address: ContractIDPreimageFromAddress = None,
from_asset: Asset = None,
) -> None:
self.type = type
self.from_address = from_address
self.from_asset = from_asset
def pack(self, packer: Packer) -> None:
self.type.pack(packer)
if self.type == ContractIDPreimageType.CONTRACT_ID_PREIMAGE_FROM_ADDRESS:
if self.from_address is None:
raise ValueError("from_address should not be None.")
self.from_address.pack(packer)
return
if self.type == ContractIDPreimageType.CONTRACT_ID_PREIMAGE_FROM_ASSET:
if self.from_asset is None:
raise ValueError("from_asset should not be None.")
self.from_asset.pack(packer)
return
@classmethod
def unpack(cls, unpacker: Unpacker) -> ContractIDPreimage:
type = ContractIDPreimageType.unpack(unpacker)
if type == ContractIDPreimageType.CONTRACT_ID_PREIMAGE_FROM_ADDRESS:
from_address = ContractIDPreimageFromAddress.unpack(unpacker)
return cls(type=type, from_address=from_address)
if type == ContractIDPreimageType.CONTRACT_ID_PREIMAGE_FROM_ASSET:
from_asset = Asset.unpack(unpacker)
return cls(type=type, from_asset=from_asset)
return cls(type=type)
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> ContractIDPreimage:
unpacker = Unpacker(xdr)
return cls.unpack(unpacker)
def to_xdr(self) -> str:
xdr_bytes = self.to_xdr_bytes()
return base64.b64encode(xdr_bytes).decode()
@classmethod
def from_xdr(cls, xdr: str) -> ContractIDPreimage:
xdr_bytes = base64.b64decode(xdr.encode())
return cls.from_xdr_bytes(xdr_bytes)
def __hash__(self):
return hash(
(
self.type,
self.from_address,
self.from_asset,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return (
self.type == other.type
and self.from_address == other.from_address
and self.from_asset == other.from_asset
)
def __str__(self):
out = []
out.append(f"type={self.type}")
out.append(
f"from_address={self.from_address}"
) if self.from_address is not None else None
out.append(
f"from_asset={self.from_asset}"
) if self.from_asset is not None else None
return f"<ContractIDPreimage [{', '.join(out)}]>"