# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations
import base64
from typing import Optional
from xdrlib3 import Packer, Unpacker
from .contract_executable import ContractExecutable
from .sc_map import SCMap
__all__ = ["SCContractInstance"]
[docs]
class SCContractInstance:
"""
XDR Source Code::
struct SCContractInstance {
ContractExecutable executable;
SCMap* storage;
};
"""
def __init__(
self,
executable: ContractExecutable,
storage: Optional[SCMap],
) -> None:
self.executable = executable
self.storage = storage
def pack(self, packer: Packer) -> None:
self.executable.pack(packer)
if self.storage is None:
packer.pack_uint(0)
else:
packer.pack_uint(1)
self.storage.pack(packer)
@classmethod
def unpack(cls, unpacker: Unpacker) -> SCContractInstance:
executable = ContractExecutable.unpack(unpacker)
storage = SCMap.unpack(unpacker) if unpacker.unpack_uint() else None
return cls(
executable=executable,
storage=storage,
)
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> SCContractInstance:
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) -> SCContractInstance:
xdr_bytes = base64.b64decode(xdr.encode())
return cls.from_xdr_bytes(xdr_bytes)
def __hash__(self):
return hash(
(
self.executable,
self.storage,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return self.executable == other.executable and self.storage == other.storage
def __str__(self):
out = [
f"executable={self.executable}",
f"storage={self.storage}",
]
return f"<SCContractInstance [{', '.join(out)}]>"