Files
tgex-backend/src/usecase/views/fetch_views_manually.py
2025-11-13 01:18:04 +03:00

66 lines
2.4 KiB
Python

import datetime
import logging
from typing import TYPE_CHECKING
from src import domain, dto
if TYPE_CHECKING:
from .. import Usecase
log = logging.getLogger(__name__)
async def fetch_views_manually(self: 'Usecase', input: dto.FetchViewsInputManually) -> dto.FetchViewsManuallyOutput:
async with self.database.transaction():
placement = await self.database.get_placement(input.user_id, input.placement_id)
if not placement:
raise domain.PlacementNotFound(input.placement_id)
if not placement.ad_post_url:
return dto.FetchViewsManuallyOutput(
placement_id=placement.id,
views_count=None,
views_availability=domain.PostViewsAvailability.UNAVAILABLE,
fetched_at=datetime.datetime.now(datetime.UTC),
error_message='No ad_post_url specified',
)
views_count = await self.telegram_parser.get_post_views(placement.ad_post_url)
fetched_at = datetime.datetime.now(datetime.UTC)
if views_count:
placement.views_count = views_count
placement.views_availability = domain.PostViewsAvailability.AVAILABLE
placement.last_views_fetch_at = fetched_at
await self.database.update_placement(placement)
history = domain.PlacementViewsHistory(
placement_id=placement.id,
views_count=views_count,
fetched_at=fetched_at,
)
await self.database.create_placement_views_history(history)
log.info('Views fetched for placement %s: %d', placement.id, views_count)
return dto.FetchViewsManuallyOutput(
placement_id=placement.id,
views_count=views_count,
views_availability=domain.PostViewsAvailability.AVAILABLE,
fetched_at=fetched_at,
)
placement.views_availability = domain.PostViewsAvailability.UNAVAILABLE
placement.last_views_fetch_at = fetched_at
await self.database.update_placement(placement)
log.warning('Failed to fetch views for placement %s', placement.id)
return dto.FetchViewsManuallyOutput(
placement_id=placement.id,
views_count=None,
views_availability=domain.PostViewsAvailability.UNAVAILABLE,
fetched_at=fetched_at,
error_message='Failed to fetch views from Telegram API',
)