Page MenuHomePhorge
Files F5811148

marker.ex
No OneTemporary
Actions

Size
1 KB
Referenced Files
None
Subscribers
None

marker.ex
View Options

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Marker do
use Ecto.Schema
import Ecto.Changeset
import Ecto.Query
alias Ecto.Multi
alias Pleroma.Repo
alias Pleroma.User
@timelines ["notifications"]
schema "markers" do
field(:last_read_id, :string, default: "")
field(:timeline, :string, default: "")
field(:lock_version, :integer, default: 0)
belongs_to(:user, User, type: FlakeId.Ecto.CompatType)
timestamps()
end
def get_markers(user, timelines \\ []) do
Repo.all(get_query(user, timelines))
end
def upsert(%User{} = user, attrs) do
attrs
|> Map.take(@timelines)
|> Enum.reduce(Multi.new(), fn {timeline, timeline_attrs}, multi ->
marker =
user
|> get_marker(timeline)
|> changeset(timeline_attrs)
Multi.insert(multi, timeline, marker,
returning: true,
on_conflict: {:replace, [:last_read_id]},
conflict_target: [:user_id, :timeline]
)
end)
|> Repo.transaction()
end
defp get_marker(user, timeline) do
case Repo.find_resource(get_query(user, timeline)) do
{:ok, marker} -> %__MODULE__{marker | user: user}
_ -> %__MODULE__{timeline: timeline, user_id: user.id}
end
end
@doc false
defp changeset(marker, attrs) do
marker
|> cast(attrs, [:last_read_id])
|> validate_required([:user_id, :timeline, :last_read_id])
|> validate_inclusion(:timeline, @timelines)
end
defp by_timeline(query, timeline) do
from(m in query, where: m.timeline in ^List.wrap(timeline))
end
defp by_user_id(query, id), do: from(m in query, where: m.user_id == ^id)
defp get_query(user, timelines) do
__MODULE__
|> by_user_id(user.id)
|> by_timeline(timelines)
end
end

File Metadata

Mime Type
text/x-ruby
Expires
Thu, Aug 14, 3:29 AM (12 h, 14 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
319611
Default Alt Text
marker.ex (1 KB)

Event Timeline