Basic onboading flow (#24)

* removed unused file

* [WIP] Created onboarding form

* Finished basic onboarding flow; added tests

* Improved onboarding language

lib/pinchflat_web/controllers/pages/page_controller.ex

@@ -0,0 +1,35 @@
+defmodule PinchflatWeb.Pages.PageController do
+  use PinchflatWeb, :controller
+
+  alias Pinchflat.Repo
+  alias Pinchflat.MediaSource.Source
+  alias Pinchflat.Profiles.MediaProfile
+
+  def home(conn, params) do
+    force_onboarding = params["onboarding"]
+    media_profiles_exist = Repo.exists?(MediaProfile)
+    sources_exist = Repo.exists?(Source)
+
+    if !force_onboarding && media_profiles_exist && sources_exist do
+      render_home_page(conn)
+    else
+      render_onboarding_page(conn, media_profiles_exist, sources_exist)
+    end
+  end
+
+  defp render_home_page(conn) do
+    conn
+    |> put_session(:onboarding, false)
+    |> render(:home)
+  end
+
+  defp render_onboarding_page(conn, media_profiles_exist, sources_exist) do
+    conn
+    |> put_session(:onboarding, true)
+    |> render(:onboarding_checklist,
+      media_profiles_exist: media_profiles_exist,
+      sources_exist: sources_exist,
+      layout: {Layouts, :onboarding}
+    )
+  end
+end