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89 lines
3 KiB
Python
89 lines
3 KiB
Python
from django.db import models
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from activities.models import Hashtag, Post, TimelineEvent
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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):
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self.identity = identity
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def home(self) -> models.QuerySet[TimelineEvent]:
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return (
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TimelineEvent.objects.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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.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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)
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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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.order_by("-published")
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)
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def local(self) -> models.QuerySet[Post]:
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return (
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Post.objects.local_public()
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.not_hidden()
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.filter(author__restriction=Identity.Restriction.none)
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.select_related("author", "author__domain")
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.prefetch_related("attachments", "mentions", "emojis")
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.order_by("-published")
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)
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def federated(self) -> models.QuerySet[Post]:
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return (
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Post.objects.public()
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.not_hidden()
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.filter(author__restriction=Identity.Restriction.none)
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.select_related("author", "author__domain")
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.prefetch_related("attachments", "mentions", "emojis")
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.order_by("-published")
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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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Post.objects.public()
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.not_hidden()
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.filter(author__restriction=Identity.Restriction.none)
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.tagged_with(hashtag)
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.select_related("author", "author__domain")
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.prefetch_related("attachments", "mentions")
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.order_by("-published")
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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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TimelineEvent.objects.filter(identity=self.identity, type__in=types)
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.order_by("-published")
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.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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)
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.prefetch_related(
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"subject_post__emojis",
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"subject_post__mentions",
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"subject_post__attachments",
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)
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)
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