zwave-js-server-python/zwave_js_server/model/duration.py

39 lines
1.1 KiB
Python

"""Provide a model for Z-Wave JS Duration."""
from __future__ import annotations
from dataclasses import dataclass, field
from typing import Literal, TypedDict
class DurationDataType(TypedDict, total=False):
"""Represent a Duration data dict type."""
# https://github.com/zwave-js/node-zwave-js/blob/v11-dev/packages/core/src/values/Duration.ts#L11
unit: Literal["seconds", "minutes"] # required
value: int | float
@dataclass
class Duration:
"""Duration class."""
data: DurationDataType | Literal["unknown", "default"] = field(repr=False)
unit: Literal["seconds", "minutes", "unknown", "default"] = field(init=False)
value: int | float | None = field(init=False)
def __post_init__(self) -> None:
"""Post init."""
if isinstance(self.data, str):
self.unit = self.data
self.value = None
return
self.unit = self.data["unit"]
self.value = self.data.get("value")
def __repr__(self) -> str:
"""Return the representation."""
if self.value:
return f"{self.value} {self.unit}"
return f"{self.unit} duration"