# 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 Optional
from xdrlib3 import Packer, Unpacker
from .authenticated_message_v0 import AuthenticatedMessageV0
from .base import DEFAULT_XDR_MAX_DEPTH
from .uint32 import Uint32
__all__ = ["AuthenticatedMessage"]
[docs]
class AuthenticatedMessage:
"""
XDR Source Code::
union AuthenticatedMessage switch (uint32 v)
{
case 0:
struct
{
uint64 sequence;
StellarMessage message;
HmacSha256Mac mac;
} v0;
};
"""
def __init__(
self,
v: Uint32,
v0: Optional[AuthenticatedMessageV0] = None,
) -> None:
self.v = v
self.v0 = v0
def pack(self, packer: Packer) -> None:
self.v.pack(packer)
if self.v.uint32 == 0:
if self.v0 is None:
raise ValueError("v0 should not be None.")
self.v0.pack(packer)
return
raise ValueError("Invalid v.")
@classmethod
def unpack(
cls, unpacker: Unpacker, depth_limit: int = DEFAULT_XDR_MAX_DEPTH
) -> AuthenticatedMessage:
if depth_limit <= 0:
raise ValueError("Maximum decoding depth reached")
v = Uint32.unpack(unpacker)
if v.uint32 == 0:
v0 = AuthenticatedMessageV0.unpack(unpacker, depth_limit - 1)
return cls(v=v, v0=v0)
raise ValueError("Invalid v.")
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> AuthenticatedMessage:
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) -> AuthenticatedMessage:
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) -> AuthenticatedMessage:
return cls.from_json_dict(json.loads(json_str))
def to_json_dict(self):
if self.v.uint32 == 0:
assert self.v0 is not None
return {"v0": self.v0.to_json_dict()}
raise ValueError(f"Unknown v in AuthenticatedMessage: {self.v}")
@classmethod
def from_json_dict(cls, json_value: dict) -> AuthenticatedMessage:
if len(json_value) != 1:
raise ValueError(
f"Expected a single-key object for AuthenticatedMessage, got: {json_value}"
)
key = next(iter(json_value))
v = Uint32(int(key[1:]))
if key == "v0":
v0 = AuthenticatedMessageV0.from_json_dict(json_value["v0"])
return cls(v=v, v0=v0)
raise ValueError(f"Unknown key '{key}' for AuthenticatedMessage")
def __hash__(self):
return hash(
(
self.v,
self.v0,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return self.v == other.v and self.v0 == other.v0
def __repr__(self):
out = []
out.append(f"v={self.v}")
if self.v0 is not None:
out.append(f"v0={self.v0}")
return f"<AuthenticatedMessage [{', '.join(out)}]>"