Introduce application tokens

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

lib/mobilizon/applications/application_token.ex

@@ -0,0 +1,26 @@
+defmodule Mobilizon.Applications.ApplicationToken do
+  @moduledoc """
+  Module representing an application token
+  """
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  schema "application_tokens" do
+    belongs_to(:user, Mobilizon.Users.User)
+    belongs_to(:application, Mobilizon.Applications.Application)
+    field(:authorization_code, :string)
+
+    timestamps()
+  end
+
+  @required_attrs [:user_id, :application_id]
+  @optional_attrs [:authorization_code]
+  @attrs @required_attrs ++ @optional_attrs
+
+  @doc false
+  def changeset(application_token, attrs) do
+    application_token
+    |> cast(attrs, @attrs)
+    |> validate_required(@required_attrs)
+  end
+end