feat: init

lib/putzplan_web/live_user_auth.ex

@@ -0,0 +1,39 @@
+defmodule PutzplanWeb.LiveUserAuth do
+  @moduledoc """
+  Helpers for authenticating users in LiveViews.
+  """
+
+  import Phoenix.Component
+  use PutzplanWeb, :verified_routes
+
+  # This is used for nested liveviews to fetch the current user.
+  # To use, place the following at the top of that liveview:
+  # on_mount {PutzplanWeb.LiveUserAuth, :current_user}
+  def on_mount(:current_user, _params, session, socket) do
+    {:cont, AshAuthentication.Phoenix.LiveSession.assign_new_resources(socket, session)}
+  end
+
+  def on_mount(:live_user_optional, _params, _session, socket) do
+    if socket.assigns[:current_user] do
+      {:cont, socket}
+    else
+      {:cont, assign(socket, :current_user, nil)}
+    end
+  end
+
+  def on_mount(:live_user_required, _params, _session, socket) do
+    if socket.assigns[:current_user] do
+      {:cont, socket}
+    else
+      {:halt, Phoenix.LiveView.redirect(socket, to: ~p"/sign-in")}
+    end
+  end
+
+  def on_mount(:live_no_user, _params, _session, socket) do
+    if socket.assigns[:current_user] do
+      {:halt, Phoenix.LiveView.redirect(socket, to: ~p"/")}
+    else
+      {:cont, assign(socket, :current_user, nil)}
+    end
+  end
+end