# 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, Optional
from xdrlib3 import Packer, Unpacker
from .base import DEFAULT_XDR_MAX_DEPTH, Integer
from .parallel_txs_component import ParallelTxsComponent
from .tx_set_component import TxSetComponent
__all__ = ["TransactionPhase"]
[docs]
class TransactionPhase:
"""
XDR Source Code::
union TransactionPhase switch (int v)
{
case 0:
TxSetComponent v0Components<>;
case 1:
ParallelTxsComponent parallelTxsComponent;
};
"""
def __init__(
self,
v: int,
v0_components: Optional[List[TxSetComponent]] = None,
parallel_txs_component: Optional[ParallelTxsComponent] = None,
) -> None:
_expect_max_length = 4294967295
if v0_components and len(v0_components) > _expect_max_length:
raise ValueError(
f"The maximum length of `v0_components` should be {_expect_max_length}, but got {len(v0_components)}."
)
self.v = v
self.v0_components = v0_components
self.parallel_txs_component = parallel_txs_component
def pack(self, packer: Packer) -> None:
Integer(self.v).pack(packer)
if self.v == 0:
if self.v0_components is None:
raise ValueError("v0_components should not be None.")
packer.pack_uint(len(self.v0_components))
for v0_components_item in self.v0_components:
v0_components_item.pack(packer)
return
if self.v == 1:
if self.parallel_txs_component is None:
raise ValueError("parallel_txs_component should not be None.")
self.parallel_txs_component.pack(packer)
return
raise ValueError("Invalid v.")
@classmethod
def unpack(
cls, unpacker: Unpacker, depth_limit: int = DEFAULT_XDR_MAX_DEPTH
) -> TransactionPhase:
if depth_limit <= 0:
raise ValueError("Maximum decoding depth reached")
v = Integer.unpack(unpacker)
if v == 0:
length = unpacker.unpack_uint()
_remaining = len(unpacker.get_buffer()) - unpacker.get_position()
if _remaining < length:
raise ValueError(
f"v0_components length {length} exceeds remaining input length {_remaining}"
)
v0_components = []
for _ in range(length):
v0_components.append(TxSetComponent.unpack(unpacker, depth_limit - 1))
return cls(v=v, v0_components=v0_components)
if v == 1:
parallel_txs_component = ParallelTxsComponent.unpack(
unpacker, depth_limit - 1
)
return cls(v=v, parallel_txs_component=parallel_txs_component)
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) -> TransactionPhase:
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) -> TransactionPhase:
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) -> TransactionPhase:
return cls.from_json_dict(json.loads(json_str))
def to_json_dict(self):
if self.v == 0:
assert self.v0_components is not None
return {"v0": [item.to_json_dict() for item in self.v0_components]}
if self.v == 1:
assert self.parallel_txs_component is not None
return {"v1": self.parallel_txs_component.to_json_dict()}
raise ValueError(f"Unknown v in TransactionPhase: {self.v}")
@classmethod
def from_json_dict(cls, json_value: dict) -> TransactionPhase:
if len(json_value) != 1:
raise ValueError(
f"Expected a single-key object for TransactionPhase, got: {json_value}"
)
key = next(iter(json_value))
v = int(key[1:])
if key == "v0":
v0_components = [
TxSetComponent.from_json_dict(item) for item in json_value["v0"]
]
return cls(v=v, v0_components=v0_components)
if key == "v1":
parallel_txs_component = ParallelTxsComponent.from_json_dict(
json_value["v1"]
)
return cls(v=v, parallel_txs_component=parallel_txs_component)
raise ValueError(f"Unknown key '{key}' for TransactionPhase")
def __hash__(self):
return hash(
(
self.v,
self.v0_components,
self.parallel_txs_component,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return (
self.v == other.v
and self.v0_components == other.v0_components
and self.parallel_txs_component == other.parallel_txs_component
)
def __repr__(self):
out = []
out.append(f"v={self.v}")
if self.v0_components is not None:
out.append(f"v0_components={self.v0_components}")
if self.parallel_txs_component is not None:
out.append(f"parallel_txs_component={self.parallel_txs_component}")
return f"<TransactionPhase [{', '.join(out)}]>"