Remove exceptions for beta users

lib/plausible/billing/billing.ex

@@ -83,30 +83,12 @@ defmodule Plausible.Billing do
     end
   end
 
-  def coupon_for(user) do
-    if was_beta_user(user) do
-      "8FE5AF26"
-    end
-  end
-
-  def was_beta_user(user) do
-    Timex.before?(user.inserted_at, ~D[2019-04-25])
-  end
-
   def trial_days_left(user) do
-    if Timex.before?(user.inserted_at, ~D[2019-04-24]) do
-      Timex.diff(~D[2019-05-25], Timex.today, :days) + 1
-    else
-      30 - Timex.diff(Timex.today, user.inserted_at, :days)
-    end
+    30 - Timex.diff(Timex.today, user.inserted_at, :days)
   end
 
   def trial_end_date(user) do
-    if Timex.before?(user.inserted_at, ~D[2019-04-25]) do
-      ~D[2019-05-25]
-    else
-      Timex.shift(user.inserted_at, days: 30) |> NaiveDateTime.to_date
-    end
+    Timex.shift(user.inserted_at, days: 30) |> NaiveDateTime.to_date
   end
 
   def usage(user) do

lib/plausible_web/templates/billing/_checkout_button.html.eex

@@ -1 +1 @@
-<button class="paddle_button button button-sm" data-theme="none" data-product="<%= Plausible.Billing.Plans.paddle_id_for_plan(@plan) %>" data-email="<%= @conn.assigns[:current_user].email %>" data-disable-logout="true" data-coupon="<%= Plausible.Billing.coupon_for(@conn.assigns[:current_user]) %>" data-passthrough="<%= @conn.assigns[:current_user].id %>" data-success="/billing/success">Select</button>
+<button class="paddle_button button button-sm" data-theme="none" data-product="<%= Plausible.Billing.Plans.paddle_id_for_plan(@plan) %>" data-email="<%= @conn.assigns[:current_user].email %>" data-disable-logout="true" data-passthrough="<%= @conn.assigns[:current_user].id %>" data-success="/billing/success">Select</button>

lib/plausible_web/templates/billing/upgrade.html.eex

@@ -23,9 +23,6 @@
     </p>
     <p class="py-2">
       All plans are on a monthly basis, cancel any time.
-    <%= if Plausible.Billing.was_beta_user(@conn.assigns[:current_user]) do %>
-      As a beta user, you will get 33% off on all plans. The coupon will be applied at checkout.
-    <% end %>
     </p>
   </div>
   <div class="pt-8"></div>

lib/plausible_web/templates/email/trial_upgrade_email.html.eex

@@ -7,9 +7,6 @@ Based on that we recommend you select the <%= suggested_plan_name(@pageviews) %>
 <br /><br />
 <%= link("Upgrade now", to: "https://plausible.io/billing/upgrade") %>
 <br /><br />
-<%= if Plausible.Billing.was_beta_user(@user) do %>
-  PS: Since you joined during the beta, you'll get 33% off at checkout.<br /><br />
-<% end %>
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