create the flashes partial when running the install generator instead of the generators

Author: patriciomacadden

lib/generators/tailwindcss/authentication/authentication_generator.rb

@@ -4,10 +4,6 @@ module Tailwindcss
   module Generators
     class AuthenticationGenerator < Erb::Generators::AuthenticationGenerator
       source_root File.expand_path("templates", __dir__)
-
-      def copy_view_files
-        template "../../scaffold/templates/_flashes.html.erb", "app/views/application/_flashes.html.erb"
-      end
     end
   end
 end

lib/generators/tailwindcss/scaffold/scaffold_generator.rb

@@ -24,7 +24,6 @@ def copy_view_files
         end
 
         template "partial.html.erb", File.join("app/views", controller_file_path, "_#{singular_name}.html.erb")
-        template "_flashes.html.erb", "app/views/application/_flashes.html.erb"
       end
 
       private

lib/generators/tailwindcss/scaffold/templates/_flashes.html.erb.tt

@@ -0,0 +1,7 @@
+<% if notice.present? %>
+  <p class="inline-block px-3 py-2 mb-5 font-medium text-green-500 rounded-md bg-green-50" id="notice"><%= notice %></p>
+<% end %>
+
+<% if alert.present? %>
+  <p class="inline-block px-3 py-2 mb-5 font-medium text-red-500 rounded-lg bg-red-50" id="alert"><%= alert %></p>
+<% end %>

lib/install/_flashes.html.erb

@@ -38,6 +38,12 @@
   copy_file "#{__dir__}/application.tailwind.css", "app/assets/stylesheets/application.tailwind.css"
 end
 
+empty_directory "app/views/application"
+unless Rails.root.join("app/views/application/_flashes.html.erb").exist?
+  say "Add default app/views/application/_flashes.html.erb"
+  copy_file "#{__dir__}/_flashes.html.erb", "app/views/application/_flashes.html.erb"
+end
+
 if Rails.root.join("Procfile.dev").exist?
   append_to_file "Procfile.dev", "css: bin/rails tailwindcss:watch\n"
 else