From 9a4afbd2a0486238bfaf4047d91376d32635514a Mon Sep 17 00:00:00 2001 From: Maksim Pechnikov Date: Tue, 22 Oct 2019 16:13:22 +0300 Subject: [PATCH] added update unread_count for notifications --- lib/pleroma/marker.ex | 36 ++++++++++++++++++++++++++++++++ lib/pleroma/notification.ex | 50 ++++++++++++++++++++++++++++++--------------- test/notification_test.exs | 7 +++++++ 3 files changed, 76 insertions(+), 17 deletions(-) diff --git a/lib/pleroma/marker.ex b/lib/pleroma/marker.ex index c4d554980..4b8198690 100644 --- a/lib/pleroma/marker.ex +++ b/lib/pleroma/marker.ex @@ -11,6 +11,7 @@ defmodule Pleroma.Marker do alias Ecto.Multi alias Pleroma.Repo alias Pleroma.User + alias __MODULE__ @timelines ["notifications"] @@ -46,6 +47,41 @@ defmodule Pleroma.Marker do |> Repo.transaction() end + @spec multi_set_unread_count(Multi.t(), User.t(), String.t()) :: Multi.t() + def multi_set_unread_count(multi, %User{} = user, "notifications") do + multi + |> Multi.run(:counters, fn _repo, _changes -> + query = + from(q in Pleroma.Notification, + where: q.user_id == ^user.id, + select: %{ + timeline: "notifications", + user_id: ^user.id, + unread_count: fragment("SUM( CASE WHEN seen = false THEN 1 ELSE 0 END ) as unread_count") + } + ) + + {:ok, Repo.one(query)} + end) + |> Multi.insert( + :marker, + fn %{counters: attrs} -> + Marker + |> struct(attrs) + |> Ecto.Changeset.change() + end, + returning: true, + on_conflict: {:replace, [:last_read_id, :unread_count]}, + conflict_target: [:user_id, :timeline] + ) + end + + def set_unread_count(%User{} = user, timeline) do + Multi.new() + |> multi_set_unread_count(user, timeline) + |> Repo.transaction() + end + defp get_marker(user, timeline) do case Repo.find_resource(get_query(user, timeline)) do {:ok, marker} -> %__MODULE__{marker | user: user} diff --git a/lib/pleroma/notification.ex b/lib/pleroma/notification.ex index e5da1492b..d339fdf64 100644 --- a/lib/pleroma/notification.ex +++ b/lib/pleroma/notification.ex @@ -5,7 +5,9 @@ defmodule Pleroma.Notification do use Ecto.Schema + alias Ecto.Multi alias Pleroma.Activity + alias Pleroma.Marker alias Pleroma.Notification alias Pleroma.Object alias Pleroma.Pagination @@ -151,25 +153,23 @@ defmodule Pleroma.Notification do |> Repo.all() end - def set_read_up_to(%{id: user_id} = _user, id) do + def set_read_up_to(%{id: user_id} = user, id) do query = from( n in Notification, where: n.user_id == ^user_id, where: n.id <= ^id, where: n.seen == false, - update: [ - set: [ - seen: true, - updated_at: ^NaiveDateTime.utc_now() - ] - ], # Ideally we would preload object and activities here # but Ecto does not support preloads in update_all select: n.id ) - {_, notification_ids} = Repo.update_all(query, []) + {:ok, %{ids: {_, notification_ids}}} = + Multi.new() + |> Multi.update_all(:ids, query, set: [seen: true, updated_at: NaiveDateTime.utc_now()]) + |> Marker.multi_set_unread_count(user, "notifications") + |> Repo.transaction() Notification |> where([n], n.id in ^notification_ids) @@ -186,11 +186,18 @@ defmodule Pleroma.Notification do |> Repo.all() end + @spec read_one(User.t(), String.t()) :: + {:ok, Notification.t()} | {:error, Ecto.Changeset.t()} | nil def read_one(%User{} = user, notification_id) do with {:ok, %Notification{} = notification} <- get(user, notification_id) do - notification - |> changeset(%{seen: true}) - |> Repo.update() + Multi.new() + |> Multi.update(:update, changeset(notification, %{seen: true})) + |> Marker.multi_set_unread_count(user, "notifications") + |> Repo.transaction() + |> case do + {:ok, %{update: notification}} -> {:ok, notification} + {:error, :update, changeset, _} -> {:error, changeset} + end end end @@ -243,8 +250,11 @@ defmodule Pleroma.Notification do object = Object.normalize(activity) unless object && object.data["type"] == "Answer" do - users = get_notified_from_activity(activity) - notifications = Enum.map(users, fn user -> create_notification(activity, user) end) + notifications = + activity + |> get_notified_from_activity() + |> Enum.map(&create_notification(activity, &1)) + {:ok, notifications} else {:ok, []} @@ -253,8 +263,11 @@ defmodule Pleroma.Notification do def create_notifications(%Activity{data: %{"to" => _, "type" => type}} = activity) when type in ["Like", "Announce", "Follow"] do - users = get_notified_from_activity(activity) - notifications = Enum.map(users, fn user -> create_notification(activity, user) end) + notifications = + activity + |> get_notified_from_activity + |> Enum.map(&create_notification(activity, &1)) + {:ok, notifications} end @@ -263,8 +276,11 @@ defmodule Pleroma.Notification do # TODO move to sql, too. def create_notification(%Activity{} = activity, %User{} = user) do unless skip?(activity, user) do - notification = %Notification{user_id: user.id, activity: activity} - {:ok, notification} = Repo.insert(notification) + {:ok, %{notification: notification}} = + Multi.new() + |> Multi.insert(:notification, %Notification{user_id: user.id, activity: activity}) + |> Marker.multi_set_unread_count(user, "notifications") + |> Repo.transaction() ["user", "user:notification"] |> Streamer.stream(notification) diff --git a/test/notification_test.exs b/test/notification_test.exs index 96316f8dd..558ac358c 100644 --- a/test/notification_test.exs +++ b/test/notification_test.exs @@ -310,6 +310,13 @@ defmodule Pleroma.NotificationTest do assert n1.seen == true assert n2.seen == true assert n3.seen == false + + assert %Pleroma.Marker{unread_count: 1} = + Pleroma.Repo.get_by( + Pleroma.Marker, + user_id: other_user.id, + timeline: "notifications" + ) end end