Pleroma API: POST /api/v1/pleroma/conversations/read to mark all user's conversations as read

lib/pleroma/conversation/participation.ex

@@ -69,6 +69,19 @@ defmodule Pleroma.Conversation.Participation do
     end
   end
 
+  def mark_all_as_read(user) do
+    {_, participations} =
+      __MODULE__
+      |> where([p], p.user_id == ^user.id)
+      |> where([p], not p.read)
+      |> update([p], set: [read: true])
+      |> select([p], p)
+      |> Repo.update_all([])
+
+    User.set_unread_conversation_count(user)
+    {:ok, participations}
+  end
+
   def mark_as_unread(participation) do
     participation
     |> read_cng(%{read: false})

lib/pleroma/web/pleroma_api/controllers/pleroma_api_controller.ex

@@ -79,6 +79,15 @@ defmodule Pleroma.Web.PleromaAPI.PleromaAPIController do
     end
   end
 
+  def read_conversations(%{assigns: %{user: user}} = conn, _params) do
+    with {:ok, participations} <- Participation.mark_all_as_read(user) do
+      conn
+      |> add_link_headers(participations)
+      |> put_view(ConversationView)
+      |> render("participations.json", participations: participations, for: user)
+    end
+  end
+
   def read_notification(%{assigns: %{user: user}} = conn, %{"id" => notification_id}) do
     with {:ok, notification} <- Notification.read_one(user, notification_id) do
       conn

lib/pleroma/web/router.ex

@@ -266,6 +266,7 @@ defmodule Pleroma.Web.Router do
 
       get("/conversations/:id/statuses", PleromaAPIController, :conversation_statuses)
       get("/conversations/:id", PleromaAPIController, :conversation)
+      post("/conversations/read", PleromaAPIController, :read_conversations)
     end
 
     scope [] do