Source code for stellar_sdk.xdr.invoke_contract_args

# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations

import base64
from typing import List

from xdrlib3 import Packer, Unpacker

from .sc_address import SCAddress
from .sc_symbol import SCSymbol
from .sc_val import SCVal

__all__ = ["InvokeContractArgs"]


[docs] class InvokeContractArgs: """ XDR Source Code:: struct InvokeContractArgs { SCAddress contractAddress; SCSymbol functionName; SCVal args<>; }; """ def __init__( self, contract_address: SCAddress, function_name: SCSymbol, args: List[SCVal], ) -> None: _expect_max_length = 4294967295 if args and len(args) > _expect_max_length: raise ValueError( f"The maximum length of `args` should be {_expect_max_length}, but got {len(args)}." ) self.contract_address = contract_address self.function_name = function_name self.args = args def pack(self, packer: Packer) -> None: self.contract_address.pack(packer) self.function_name.pack(packer) packer.pack_uint(len(self.args)) for args_item in self.args: args_item.pack(packer) @classmethod def unpack(cls, unpacker: Unpacker) -> InvokeContractArgs: contract_address = SCAddress.unpack(unpacker) function_name = SCSymbol.unpack(unpacker) length = unpacker.unpack_uint() args = [] for _ in range(length): args.append(SCVal.unpack(unpacker)) return cls( contract_address=contract_address, function_name=function_name, args=args, ) def to_xdr_bytes(self) -> bytes: packer = Packer() self.pack(packer) return packer.get_buffer() @classmethod def from_xdr_bytes(cls, xdr: bytes) -> InvokeContractArgs: 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) -> InvokeContractArgs: xdr_bytes = base64.b64decode(xdr.encode()) return cls.from_xdr_bytes(xdr_bytes) def __hash__(self): return hash( ( self.contract_address, self.function_name, self.args, ) ) def __eq__(self, other: object): if not isinstance(other, self.__class__): return NotImplemented return ( self.contract_address == other.contract_address and self.function_name == other.function_name and self.args == other.args ) def __str__(self): out = [ f"contract_address={self.contract_address}", f"function_name={self.function_name}", f"args={self.args}", ] return f"<InvokeContractArgs [{', '.join(out)}]>"