# 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 .base import DEFAULT_XDR_MAX_DEPTH
from .tx_set_component_txs_maybe_discounted_fee import (
TxSetComponentTxsMaybeDiscountedFee,
)
from .tx_set_component_type import TxSetComponentType
__all__ = ["TxSetComponent"]
[docs]
class TxSetComponent:
"""
XDR Source Code::
union TxSetComponent switch (TxSetComponentType type)
{
case TXSET_COMP_TXS_MAYBE_DISCOUNTED_FEE:
struct
{
int64* baseFee;
TransactionEnvelope txs<>;
} txsMaybeDiscountedFee;
};
"""
def __init__(
self,
type: TxSetComponentType,
txs_maybe_discounted_fee: Optional[TxSetComponentTxsMaybeDiscountedFee] = None,
) -> None:
self.type = type
self.txs_maybe_discounted_fee = txs_maybe_discounted_fee
def pack(self, packer: Packer) -> None:
self.type.pack(packer)
if self.type == TxSetComponentType.TXSET_COMP_TXS_MAYBE_DISCOUNTED_FEE:
if self.txs_maybe_discounted_fee is None:
raise ValueError("txs_maybe_discounted_fee should not be None.")
self.txs_maybe_discounted_fee.pack(packer)
return
raise ValueError("Invalid type.")
@classmethod
def unpack(
cls, unpacker: Unpacker, depth_limit: int = DEFAULT_XDR_MAX_DEPTH
) -> TxSetComponent:
if depth_limit <= 0:
raise ValueError("Maximum decoding depth reached")
type = TxSetComponentType.unpack(unpacker)
if type == TxSetComponentType.TXSET_COMP_TXS_MAYBE_DISCOUNTED_FEE:
txs_maybe_discounted_fee = TxSetComponentTxsMaybeDiscountedFee.unpack(
unpacker, depth_limit - 1
)
return cls(type=type, txs_maybe_discounted_fee=txs_maybe_discounted_fee)
raise ValueError("Invalid type.")
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> TxSetComponent:
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) -> TxSetComponent:
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) -> TxSetComponent:
return cls.from_json_dict(json.loads(json_str))
def to_json_dict(self):
if self.type == TxSetComponentType.TXSET_COMP_TXS_MAYBE_DISCOUNTED_FEE:
assert self.txs_maybe_discounted_fee is not None
return {
"txset_comp_txs_maybe_discounted_fee": self.txs_maybe_discounted_fee.to_json_dict()
}
raise ValueError(f"Unknown type in TxSetComponent: {self.type}")
@classmethod
def from_json_dict(cls, json_value: dict) -> TxSetComponent:
if len(json_value) != 1:
raise ValueError(
f"Expected a single-key object for TxSetComponent, got: {json_value}"
)
key = next(iter(json_value))
type = TxSetComponentType.from_json_dict(key)
if key == "txset_comp_txs_maybe_discounted_fee":
txs_maybe_discounted_fee = (
TxSetComponentTxsMaybeDiscountedFee.from_json_dict(
json_value["txset_comp_txs_maybe_discounted_fee"]
)
)
return cls(type=type, txs_maybe_discounted_fee=txs_maybe_discounted_fee)
raise ValueError(f"Unknown key '{key}' for TxSetComponent")
def __hash__(self):
return hash(
(
self.type,
self.txs_maybe_discounted_fee,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return (
self.type == other.type
and self.txs_maybe_discounted_fee == other.txs_maybe_discounted_fee
)
def __repr__(self):
out = []
out.append(f"type={self.type}")
if self.txs_maybe_discounted_fee is not None:
out.append(f"txs_maybe_discounted_fee={self.txs_maybe_discounted_fee}")
return f"<TxSetComponent [{', '.join(out)}]>"