Show trial timing in navbar

lib/plausible/auth/user.ex

@@ -18,6 +18,7 @@ defmodule Plausible.Auth.User do
     has_many :site_memberships, Plausible.Site.Membership
     has_many :sites, through: [:site_memberships, :site]
     has_one :google_auth, Plausible.Site.GoogleAuth
+    has_one :subscription, Plausible.Billing.Subscription
 
     timestamps()
   end

lib/plausible_web/auth_plug.ex

@@ -1,5 +1,6 @@
 defmodule PlausibleWeb.AuthPlug do
   import Plug.Conn
+  use Plausible.Repo
 
   def init(options) do
     options
@@ -9,7 +10,8 @@ defmodule PlausibleWeb.AuthPlug do
     case get_session(conn, :current_user_id) do
       nil -> conn
       id ->
-        user = Plausible.Auth.find_user_by(id: id)
+        user = Repo.get_by(Plausible.Auth.User, id: id)
+               |> Repo.preload(:subscription)
         if user do
           assign(conn, :current_user, user)
         else

lib/plausible_web/templates/layout/app.html.eex

@@ -21,9 +21,15 @@
       <%= cond do %>
         <% @conn.assigns[:current_user] -> %>
           <ul class="list-reset flex">
-            <li class="mr-6 hidden sm:block">
-              <%= link("Give feedback", to: "/feedback", class: "font-bold rounded py-2 px-3 hover:bg-grey-lighter", style: "line-height: 34px;") %>
-            </li>
+            <%= if @conn.assigns[:current_user].subscription == nil do %>
+              <li class="mr-6 hidden sm:block">
+                <%= link(trial_notificaton(@conn.assigns[:current_user]), to: "/settings", class: "font-bold text-orange-darkest rounded py-2 px-3 bg-orange-lighter", style: "line-height: 34px;") %>
+              </li>
+            <% else %>
+              <li class="mr-6 hidden sm:block">
+                <%= link("Give feedback", to: "/feedback", class: "font-bold rounded py-2 px-3 hover:bg-grey-lighter", style: "line-height: 34px;") %>
+              </li>
+            <% end %>
             <li>
               <div class="relative font-bold rounded hover:bg-grey-lighter">
                 <div data-dropdown-trigger class="flex items-center hover:bg-grey-lighter rounded p-2 cursor-pointer">

lib/plausible_web/views/layout_view.ex

@@ -1,3 +1,16 @@
 defmodule PlausibleWeb.LayoutView do
   use PlausibleWeb, :view
+
+  def trial_notificaton(user) do
+    case Plausible.Billing.trial_days_left(user) do
+      days when days > 1 ->
+        "#{days} trial days left"
+      days when days == 1 ->
+        "Trial ends tomorrow"
+      days when days == 0 ->
+        "Trial ends today"
+      days when days < 0 ->
+        "Trial over, upgrade now"
+    end
+  end
 end