Mastodon API: Support push subscription CRUD

1 files changed, 66 insertions, 0 deletions

diff --git a/lib/pleroma/web/push/subscription.ex b/lib/pleroma/web/push/subscription.ex
new file mode 100644
index 000000000..dc8fe9f33
--- /dev/null
+++ b/lib/pleroma/web/push/subscription.ex
@@ -0,0 +1,66 @@
+defmodule Pleroma.Web.Push.Subscription do
+  use Ecto.Schema
+  import Ecto.{Changeset, Query}
+  alias Pleroma.{Repo, User}
+  alias Pleroma.Web.OAuth.Token
+  alias Pleroma.Web.Push.Subscription
+
+  schema "push_subscriptions" do
+    belongs_to(:user, User)
+    belongs_to(:token, Token)
+    field(:endpoint, :string)
+    field(:key_p256dh, :string)
+    field(:key_auth, :string)
+    field(:data, :map, default: %{})
+
+    timestamps()
+  end
+
+  @supported_alert_types ~w[follow favourite mention reblog]
+
+  defp alerts(%{"data" => %{"alerts" => alerts}}) do
+    alerts = Map.take(alerts, @supported_alert_types)
+    %{"alerts" => alerts}
+  end
+
+  def create(
+        %User{} = user,
+        %Token{} = token,
+        %{
+          "subscription" => %{
+            "endpoint" => endpoint,
+            "keys" => %{"auth" => key_auth, "p256dh" => key_p256dh}
+          }
+        } = params
+      ) do
+    Repo.insert(%Subscription{
+      user_id: user.id,
+      token_id: token.id,
+      endpoint: endpoint,
+      key_auth: key_auth,
+      key_p256dh: key_p256dh,
+      data: alerts(params)
+    })
+  end
+
+  def get(%User{id: user_id}, %Token{id: token_id}) do
+    Repo.get_by(Subscription, user_id: user_id, token_id: token_id)
+  end
+
+  def update(user, token, params) do
+    get(user, token)
+    |> change(data: alerts(params))
+    |> Repo.update()
+  end
+
+  def delete(user, token) do
+    Repo.delete(get(user, token))
+  end
+
+  def delete_if_exists(user, token) do
+    case get(user, token) do
+      nil -> {:ok, nil}
+      sub -> Repo.delete(sub)
+    end
+  end
+end