# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
import base64
from xdrlib import Packer, Unpacker
from ..exceptions import ValueError
from ..type_checked import type_checked
from .ledger_upgrade_type import LedgerUpgradeType
from .uint32 import Uint32
__all__ = ["LedgerUpgrade"]
[docs]@type_checked
class LedgerUpgrade:
"""
XDR Source Code::
union LedgerUpgrade switch (LedgerUpgradeType type)
{
case LEDGER_UPGRADE_VERSION:
uint32 newLedgerVersion; // update ledgerVersion
case LEDGER_UPGRADE_BASE_FEE:
uint32 newBaseFee; // update baseFee
case LEDGER_UPGRADE_MAX_TX_SET_SIZE:
uint32 newMaxTxSetSize; // update maxTxSetSize
case LEDGER_UPGRADE_BASE_RESERVE:
uint32 newBaseReserve; // update baseReserve
};
"""
def __init__(
self,
type: LedgerUpgradeType,
new_ledger_version: Uint32 = None,
new_base_fee: Uint32 = None,
new_max_tx_set_size: Uint32 = None,
new_base_reserve: Uint32 = None,
) -> None:
self.type = type
self.new_ledger_version = new_ledger_version
self.new_base_fee = new_base_fee
self.new_max_tx_set_size = new_max_tx_set_size
self.new_base_reserve = new_base_reserve
def pack(self, packer: Packer) -> None:
self.type.pack(packer)
if self.type == LedgerUpgradeType.LEDGER_UPGRADE_VERSION:
if self.new_ledger_version is None:
raise ValueError("new_ledger_version should not be None.")
self.new_ledger_version.pack(packer)
return
if self.type == LedgerUpgradeType.LEDGER_UPGRADE_BASE_FEE:
if self.new_base_fee is None:
raise ValueError("new_base_fee should not be None.")
self.new_base_fee.pack(packer)
return
if self.type == LedgerUpgradeType.LEDGER_UPGRADE_MAX_TX_SET_SIZE:
if self.new_max_tx_set_size is None:
raise ValueError("new_max_tx_set_size should not be None.")
self.new_max_tx_set_size.pack(packer)
return
if self.type == LedgerUpgradeType.LEDGER_UPGRADE_BASE_RESERVE:
if self.new_base_reserve is None:
raise ValueError("new_base_reserve should not be None.")
self.new_base_reserve.pack(packer)
return
@classmethod
def unpack(cls, unpacker: Unpacker) -> "LedgerUpgrade":
type = LedgerUpgradeType.unpack(unpacker)
if type == LedgerUpgradeType.LEDGER_UPGRADE_VERSION:
new_ledger_version = Uint32.unpack(unpacker)
if new_ledger_version is None:
raise ValueError("new_ledger_version should not be None.")
return cls(type, new_ledger_version=new_ledger_version)
if type == LedgerUpgradeType.LEDGER_UPGRADE_BASE_FEE:
new_base_fee = Uint32.unpack(unpacker)
if new_base_fee is None:
raise ValueError("new_base_fee should not be None.")
return cls(type, new_base_fee=new_base_fee)
if type == LedgerUpgradeType.LEDGER_UPGRADE_MAX_TX_SET_SIZE:
new_max_tx_set_size = Uint32.unpack(unpacker)
if new_max_tx_set_size is None:
raise ValueError("new_max_tx_set_size should not be None.")
return cls(type, new_max_tx_set_size=new_max_tx_set_size)
if type == LedgerUpgradeType.LEDGER_UPGRADE_BASE_RESERVE:
new_base_reserve = Uint32.unpack(unpacker)
if new_base_reserve is None:
raise ValueError("new_base_reserve should not be None.")
return cls(type, new_base_reserve=new_base_reserve)
return cls(type)
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> "LedgerUpgrade":
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) -> "LedgerUpgrade":
xdr_bytes = base64.b64decode(xdr.encode())
return cls.from_xdr_bytes(xdr_bytes)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return (
self.type == other.type
and self.new_ledger_version == other.new_ledger_version
and self.new_base_fee == other.new_base_fee
and self.new_max_tx_set_size == other.new_max_tx_set_size
and self.new_base_reserve == other.new_base_reserve
)
def __str__(self):
out = []
out.append(f"type={self.type}")
out.append(
f"new_ledger_version={self.new_ledger_version}"
) if self.new_ledger_version is not None else None
out.append(
f"new_base_fee={self.new_base_fee}"
) if self.new_base_fee is not None else None
out.append(
f"new_max_tx_set_size={self.new_max_tx_set_size}"
) if self.new_max_tx_set_size is not None else None
out.append(
f"new_base_reserve={self.new_base_reserve}"
) if self.new_base_reserve is not None else None
return f"<LedgerUpgrade {[', '.join(out)]}>"