# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations
import base64
import json
from typing import List
from xdrlib3 import Packer, Unpacker
from .base import DEFAULT_XDR_MAX_DEPTH
from .encoded_ledger_key import EncodedLedgerKey
__all__ = ["FrozenLedgerKeysDelta"]
[docs]
class FrozenLedgerKeysDelta:
"""
XDR Source Code::
struct FrozenLedgerKeysDelta {
EncodedLedgerKey keysToFreeze<>;
EncodedLedgerKey keysToUnfreeze<>;
};
"""
def __init__(
self,
keys_to_freeze: List[EncodedLedgerKey],
keys_to_unfreeze: List[EncodedLedgerKey],
) -> None:
_expect_max_length = 4294967295
if keys_to_freeze and len(keys_to_freeze) > _expect_max_length:
raise ValueError(
f"The maximum length of `keys_to_freeze` should be {_expect_max_length}, but got {len(keys_to_freeze)}."
)
_expect_max_length = 4294967295
if keys_to_unfreeze and len(keys_to_unfreeze) > _expect_max_length:
raise ValueError(
f"The maximum length of `keys_to_unfreeze` should be {_expect_max_length}, but got {len(keys_to_unfreeze)}."
)
self.keys_to_freeze = keys_to_freeze
self.keys_to_unfreeze = keys_to_unfreeze
def pack(self, packer: Packer) -> None:
packer.pack_uint(len(self.keys_to_freeze))
for keys_to_freeze_item in self.keys_to_freeze:
keys_to_freeze_item.pack(packer)
packer.pack_uint(len(self.keys_to_unfreeze))
for keys_to_unfreeze_item in self.keys_to_unfreeze:
keys_to_unfreeze_item.pack(packer)
@classmethod
def unpack(
cls, unpacker: Unpacker, depth_limit: int = DEFAULT_XDR_MAX_DEPTH
) -> FrozenLedgerKeysDelta:
if depth_limit <= 0:
raise ValueError("Maximum decoding depth reached")
length = unpacker.unpack_uint()
_remaining = len(unpacker.get_buffer()) - unpacker.get_position()
if _remaining < length:
raise ValueError(
f"keys_to_freeze length {length} exceeds remaining input length {_remaining}"
)
keys_to_freeze = []
for _ in range(length):
keys_to_freeze.append(EncodedLedgerKey.unpack(unpacker, depth_limit - 1))
length = unpacker.unpack_uint()
_remaining = len(unpacker.get_buffer()) - unpacker.get_position()
if _remaining < length:
raise ValueError(
f"keys_to_unfreeze length {length} exceeds remaining input length {_remaining}"
)
keys_to_unfreeze = []
for _ in range(length):
keys_to_unfreeze.append(EncodedLedgerKey.unpack(unpacker, depth_limit - 1))
return cls(
keys_to_freeze=keys_to_freeze,
keys_to_unfreeze=keys_to_unfreeze,
)
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> FrozenLedgerKeysDelta:
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) -> FrozenLedgerKeysDelta:
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) -> FrozenLedgerKeysDelta:
return cls.from_json_dict(json.loads(json_str))
def to_json_dict(self) -> dict:
return {
"keys_to_freeze": [item.to_json_dict() for item in self.keys_to_freeze],
"keys_to_unfreeze": [item.to_json_dict() for item in self.keys_to_unfreeze],
}
@classmethod
def from_json_dict(cls, json_dict: dict) -> FrozenLedgerKeysDelta:
keys_to_freeze = [
EncodedLedgerKey.from_json_dict(item)
for item in json_dict["keys_to_freeze"]
]
keys_to_unfreeze = [
EncodedLedgerKey.from_json_dict(item)
for item in json_dict["keys_to_unfreeze"]
]
return cls(
keys_to_freeze=keys_to_freeze,
keys_to_unfreeze=keys_to_unfreeze,
)
def __hash__(self):
return hash(
(
self.keys_to_freeze,
self.keys_to_unfreeze,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return (
self.keys_to_freeze == other.keys_to_freeze
and self.keys_to_unfreeze == other.keys_to_unfreeze
)
def __repr__(self):
out = [
f"keys_to_freeze={self.keys_to_freeze}",
f"keys_to_unfreeze={self.keys_to_unfreeze}",
]
return f"<FrozenLedgerKeysDelta [{', '.join(out)}]>"