Use consistent link style (I hope) on application detail page

app/helpers/application_helper.rb

@@ -11,6 +11,13 @@ module ApplicationHelper
   include ActionView::Helpers::FormHelper
   include Kernel
 
+  # Only to be used in tailwind theme
+  # TODO: Generalise to support all the variants
+  sig { params(body: String, url: String, html_options: T::Hash[Symbol, String]).returns(String) }
+  def pa_link_to(body, url, html_options = {})
+    link_to(body, url, class: "#{html_options[:class]} text-fuchsia font-bold hover:underline")
+  end
+
   sig { params(path: String, extra_classes: T::Array[Symbol], block: T.untyped).returns(T.untyped) }
   def menu_item(path, extra_classes: [], &block)
     li_selected(current_page?(path), extra_classes:) do

app/views/_tailwind/applications/_comments_text.html.erb

@@ -1,2 +1,2 @@
-<%= link_to pluralize(comments.count, "comment"), "#comments", class: "text-fuchsia font-bold underline" %>
+<%= pa_link_to pluralize(comments.count, "comment"), "#comments" %>
 made here on Planning Alerts

app/views/_tailwind/applications/_notified_text.html.erb

@@ -5,4 +5,4 @@
   people were
 <% end %>
 notified of this application via Planning Alerts
-<%= link_to "email alerts", new_alert_path, class: "text-fuchsia font-bold underline" %>
+<%= pa_link_to "email alerts", new_alert_path %>

app/views/_tailwind/applications/show.html.erb

@@ -29,9 +29,8 @@
   <dd><%= @application.description %></dd>
   <dt class="font-bold">Planning Authority</dt>
   <dd>
-    <%= link_to @application.authority.full_name,
-                authority_path(@application.authority.short_name_encoded),
-                class: "hover:underline" %>
+    <%= pa_link_to @application.authority.full_name,
+                   authority_path(@application.authority.short_name_encoded) %>
   </dd>
   <dt class="font-bold">& Reference number</dt>
   <dd>
@@ -114,9 +113,9 @@
     <h2 class="text-3xl font-bold font-display text-navy">Save this search as an email alert?</h2>
     <% if current_user.nil? %>
       <p class="mt-4 text-2xl text-navy">
-        <%= link_to "Create an account", new_user_registration_path, class: "text-fuchsia font-bold hover:underline" %>
+        <%= pa_link_to "Create an account", new_user_registration_path %>
         or
-        <%= link_to "sign in", new_user_session_path, class: "text-fuchsia font-bold hover:underline" %>.
+        <%= pa_link_to "sign in", new_user_session_path %>.
       </p>
       <p class="text-2xl text-navy">
         It only takes a moment.
@@ -153,7 +152,7 @@
   <%# TODO: Handle situation with 0 comments differently %>
   <p class="text-2xl text-navy">
     Comments made here were sent to <strong><%= @application.comment_authority_with_fallback %></strong>.
-    <%= link_to "Add your own comment", "#add-comment", class: "text-fuchsia font-bold" %>.
+    <%= pa_link_to "Add your own comment", "#add-comment" %>.
   </p>
   <% @comments.each do |comment| %>
     <div class="mt-12"><%= render comment %></div>

app/views/_tailwind/comments/_actions.html.erb

@@ -2,5 +2,5 @@
   <%= link_to "Report this comment", new_comment_report_path(comment), class: "text-fuchsia text-xl hover:underline" %>
 <% end %>
 <% if current_user&.admin? %>
-  <%= link_to "Admin", admin_comment_path(comment), class: "block text-fuchsia text-xl hover:underline" %>
+  <%= pa_link_to "Admin", admin_comment_path(comment), class: "block text-xl" %>
 <% end %>

app/views/_tailwind/comments/_delivery_status.html.erb

@@ -21,7 +21,7 @@
     on
     <%= comment.last_delivered_at.utc.to_fs(:long) %> UTC
     Please follow up by
-    <%= link_to "contacting us", documentation_contact_path %>
+    <%= pa_link_to "contacting us", documentation_contact_path %>
     so that we can try to help resolve this issue
   <% end %>
 <% end %>