from base58 import b58decode
from dataclasses import dataclass


@dataclass(frozen=True)
class OwnerId:
    value: str

    def __post_init__(self):
        if not self.value or self.value.strip() == "":
            raise ValueError(f"{self.__class__.__name__} value is not present")

    def to_hash(self) -> bytes:
        """Decodes the Base58-encoded value into a byte array."""
        try:
            return b58decode(self.value)
        except Exception as e:
            raise ValueError(f"Failed to decode Base58 value: {self.value}") from e

    def __str__(self) -> str:
        return self.value