73 lines
2.5 KiB
Python
73 lines
2.5 KiB
Python
# -*- coding: utf-8 -*-
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# hub/ticket/state/repository.py
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"""Файловый репозиторий Ticket для хранения задач."""
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from __future__ import annotations
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import json
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from datetime import datetime
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from pathlib import Path
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from typing import Any
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from error_logger import log_exception
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from domain.task import TicketTask
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from .paths import ensure_storage_directories
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class TicketStateRepository:
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"""Канонический файловый репозиторий состояния Ticket."""
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def __init__(self, tasks_file: Path):
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self._tasks_file = tasks_file
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ensure_storage_directories()
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self._tasks_file.parent.mkdir(parents=True, exist_ok=True)
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def load_tasks(self) -> list[TicketTask]:
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"""Загрузить все задачи из хранилища."""
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try:
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if not self._tasks_file.exists():
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return []
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with open(self._tasks_file, "r", encoding="utf-8") as handle:
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raw_tasks = json.load(handle)
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except Exception as exc:
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log_exception(__name__, "TicketStateRepository.load_tasks", exc)
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return []
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if not isinstance(raw_tasks, list):
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return []
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tasks: list[TicketTask] = []
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for raw_task in raw_tasks:
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if not isinstance(raw_task, dict):
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continue
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task = TicketTask.from_record(raw_task)
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if task is not None:
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tasks.append(task)
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return tasks
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def save_tasks(self, tasks: list[TicketTask]) -> bool:
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"""Сохранить все задачи в каноническое JSON-хранилище."""
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try:
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payload = [task.to_record() for task in tasks]
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with open(self._tasks_file, "w", encoding="utf-8") as handle:
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json.dump(
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payload,
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handle,
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indent=2,
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ensure_ascii=False,
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default=self._json_serializer,
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)
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except Exception as exc:
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log_exception(__name__, "TicketStateRepository.save_tasks", exc)
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return False
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return True
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@staticmethod
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def _json_serializer(value: Any) -> str:
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"""Сериализовать datetime и родственные значения для JSON."""
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if isinstance(value, datetime):
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return value.isoformat()
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raise TypeError(f"Object of type {type(value)} is not JSON serializable")
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