mirror of
https://github.com/Tech-Workers-Coalition-Italia/mobilizon-reshare.git
synced 2025-02-06 12:24:17 +01:00
108 lines
3.7 KiB
Python
108 lines
3.7 KiB
Python
from dataclasses import dataclass, asdict
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from enum import IntEnum
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from typing import Optional, Set
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from uuid import UUID
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import arrow
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import tortoise.timezone
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from jinja2 import Template
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from mobilizon_reshare.models.event import Event
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from mobilizon_reshare.models.publication import PublicationStatus, Publication
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class EventPublicationStatus(IntEnum):
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WAITING = 1
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FAILED = 2
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COMPLETED = 3
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PARTIAL = 4
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@dataclass
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class MobilizonEvent:
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"""Class representing an event retrieved from Mobilizon."""
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name: str
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description: Optional[str]
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begin_datetime: arrow.Arrow
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end_datetime: arrow.Arrow
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mobilizon_link: str
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mobilizon_id: UUID
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thumbnail_link: Optional[str] = None
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location: Optional[str] = None
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publication_time: Optional[dict[str, arrow.Arrow]] = None
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status: EventPublicationStatus = EventPublicationStatus.WAITING
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def __post_init__(self):
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assert self.begin_datetime.tzinfo == self.end_datetime.tzinfo
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assert self.begin_datetime < self.end_datetime
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if self.publication_time:
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assert self.status in [
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EventPublicationStatus.COMPLETED,
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EventPublicationStatus.PARTIAL,
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EventPublicationStatus.FAILED,
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]
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def _fill_template(self, pattern: Template) -> str:
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return pattern.render(**asdict(self))
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def format(self, pattern: Template) -> str:
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return self._fill_template(pattern)
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def to_model(self) -> Event:
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return Event(
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name=self.name,
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description=self.description,
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mobilizon_id=self.mobilizon_id,
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mobilizon_link=self.mobilizon_link,
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thumbnail_link=self.thumbnail_link,
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location=self.location,
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begin_datetime=self.begin_datetime.astimezone(self.begin_datetime.tzinfo),
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end_datetime=self.end_datetime.astimezone(self.end_datetime.tzinfo),
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)
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@staticmethod
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def compute_status(publications: list[Publication]) -> EventPublicationStatus:
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unique_statuses: Set[PublicationStatus] = set(
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pub.status for pub in publications
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)
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if PublicationStatus.FAILED in unique_statuses:
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return EventPublicationStatus.FAILED
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elif unique_statuses == {
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PublicationStatus.COMPLETED,
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PublicationStatus.WAITING,
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}:
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return EventPublicationStatus.PARTIAL
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elif len(unique_statuses) == 1:
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return EventPublicationStatus[unique_statuses.pop().name]
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raise ValueError(f"Illegal combination of PublicationStatus: {unique_statuses}")
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@staticmethod
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def from_model(event: Event, tz: str = "UTC"):
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publication_status = MobilizonEvent.compute_status(list(event.publications))
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return MobilizonEvent(
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name=event.name,
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description=event.description,
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begin_datetime=arrow.get(
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tortoise.timezone.localtime(value=event.begin_datetime, timezone=tz)
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).to("local"),
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end_datetime=arrow.get(
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tortoise.timezone.localtime(value=event.end_datetime, timezone=tz)
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).to("local"),
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mobilizon_link=event.mobilizon_link,
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mobilizon_id=event.mobilizon_id,
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thumbnail_link=event.thumbnail_link,
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location=event.location,
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publication_time={
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pub.publisher.name: arrow.get(
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tortoise.timezone.localtime(value=pub.timestamp, timezone=tz)
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).to("local")
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for pub in event.publications
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}
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if publication_status != PublicationStatus.WAITING
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else None,
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status=publication_status,
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)
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