[GraphQL] Expose events from followed/member group activity

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/graphql/schema/followed_group_activity.ex

@@ -0,0 +1,20 @@
+defmodule Mobilizon.GraphQL.Schema.FollowedGroupActivityType do
+  @moduledoc """
+  Schema representation for a follow activity
+  """
+  use Absinthe.Schema.Notation
+
+  @desc "A paginated list of follow group events"
+  object :paginated_followed_group_events do
+    field(:elements, list_of(:followed_group_event), description: "A list of follow group events")
+    field(:total, :integer, description: "The total number of follow group events in the list")
+  end
+
+  @desc "A follow group event"
+  object :followed_group_event do
+    field(:user, :user)
+    field(:profile, :person)
+    field(:group, :group)
+    field(:event, :event)
+  end
+end