takahe/api/views/notifications.py

57 lines
1.8 KiB
Python

from django.http import HttpRequest, HttpResponse
from activities.models import PostInteraction, TimelineEvent
from activities.services import TimelineService
from api import schemas
from api.decorators import identity_required
from api.pagination import MastodonPaginator
from api.views.base import api_router
@api_router.get("/v1/notifications", response=list[schemas.Notification])
@identity_required
def notifications(
request: HttpRequest,
response: HttpResponse,
max_id: str | None = None,
since_id: str | None = None,
min_id: str | None = None,
limit: int = 20,
account_id: str | None = None,
):
# Types/exclude_types use weird syntax so we have to handle them manually
base_types = {
"favourite": TimelineEvent.Types.liked,
"reblog": TimelineEvent.Types.boosted,
"mention": TimelineEvent.Types.mentioned,
"follow": TimelineEvent.Types.followed,
}
requested_types = set(request.GET.getlist("types[]"))
excluded_types = set(request.GET.getlist("exclude_types[]"))
if not requested_types:
requested_types = set(base_types.keys())
requested_types.difference_update(excluded_types)
# Use that to pull relevant events
queryset = TimelineService(request.identity).notifications(
[base_types[r] for r in requested_types]
)
paginator = MastodonPaginator(TimelineEvent)
pager = paginator.paginate(
queryset,
min_id=min_id,
max_id=max_id,
since_id=since_id,
limit=limit,
)
if pager.results:
response.headers["Link"] = pager.link_header(request, ["limit", "account_id"])
interactions = PostInteraction.get_event_interactions(
pager.results, request.identity
)
return [
event.to_mastodon_notification_json(interactions=interactions)
for event in pager.results
]