from dataclasses import dataclass
from enum import Enum


class CheckpointStatus(Enum):
    STARTED = "STARTED"
    COMPLETED = "COMPLETED"
    FAILED = "FAILED"

@dataclass
class CheckpointMetadata:
    _metadata: str
    _type: str

    def __init__(self, metadata: str, _type: str):
        self._metadata = metadata
        self._type = _type

    @property
    def metadata(self):
        return self._metadata

    @property
    def type(self):
        return self._type


@dataclass
class Checkpoint:
    _name: str
    _hash: str
    _status: CheckpointStatus
    _id: int


    def __init__(self, id: int, name: str, hash: str, status: CheckpointStatus):
        self._name = name
        self._hash = hash
        self._status = status
        self._id = id


    @property
    def name(self):
        return self._name

    @property
    def hash(self):
        return self._hash

    @property
    def status(self):
        return self._status

    @property
    def id(self):
        return self._id