98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
from django.db import models
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from activities.models import Hashtag, Post, PostInteraction, TimelineEvent
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from activities.services import PostService
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from users.models import Identity
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class TimelineService:
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"""
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Timelines and stuff!
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"""
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def __init__(self, identity: Identity | None):
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self.identity = identity
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@classmethod
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def event_queryset(cls):
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return TimelineEvent.objects.select_related(
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"subject_post",
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"subject_post__author",
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"subject_post__author__domain",
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"subject_identity",
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"subject_identity__domain",
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"subject_post_interaction",
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"subject_post_interaction__identity",
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"subject_post_interaction__identity__domain",
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).prefetch_related(
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"subject_post__attachments",
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"subject_post__mentions",
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"subject_post__emojis",
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)
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def home(self) -> models.QuerySet[TimelineEvent]:
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return (
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self.event_queryset()
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.filter(
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identity=self.identity,
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type__in=[TimelineEvent.Types.post, TimelineEvent.Types.boost],
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)
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.order_by("-created")
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)
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def local(self) -> models.QuerySet[Post]:
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return (
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PostService.queryset()
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.local_public()
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.filter(author__restriction=Identity.Restriction.none)
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.order_by("-id")
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)
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def federated(self) -> models.QuerySet[Post]:
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return (
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PostService.queryset()
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.public()
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.filter(author__restriction=Identity.Restriction.none)
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.order_by("-id")
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)
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def hashtag(self, hashtag: str | Hashtag) -> models.QuerySet[Post]:
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return (
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PostService.queryset()
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.public()
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.filter(author__restriction=Identity.Restriction.none)
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.tagged_with(hashtag)
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.order_by("-id")
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)
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def notifications(self, types: list[str]) -> models.QuerySet[TimelineEvent]:
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return (
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self.event_queryset()
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.filter(identity=self.identity, type__in=types)
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.order_by("-created")
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)
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def identity_public(self, identity: Identity):
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"""
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Returns all publically visible posts for an identity
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"""
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return (
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PostService.queryset()
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.filter(author=identity)
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.unlisted(include_replies=True)
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.order_by("-id")
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)
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def likes(self) -> models.QuerySet[Post]:
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"""
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Return all liked posts for an identity
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"""
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return (
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PostService.queryset()
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.filter(
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interactions__identity=self.identity,
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interactions__type=PostInteraction.Types.like,
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)
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.order_by("-id")
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)
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