Support search on markdown fields

app/models/comment.rb

@@ -3,7 +3,7 @@ class Comment < ApplicationRecord
 
   belongs_to :creator, class_name: "User", default: -> { Current.user }
 
-  searchable_by :body, using: :comments_search_index
+  searchable_by :body_plain_text, using: :comments_search_index, as: :body
 
   has_markdown :body
 end

app/models/concerns/searchable.rb

@@ -2,25 +2,26 @@ module Searchable
   extend ActiveSupport::Concern
 
   class_methods do
-    def searchable_by(field, using:)
-      define_method :search_field do field; end
+    def searchable_by(field, using:, as: field)
+      define_method :search_value do send(field); end
+      define_method :search_field do as; end
       define_method :search_table do using; end
 
       after_create_commit  :create_in_search_index
       after_update_commit  :update_in_search_index
       after_destroy_commit :remove_from_search_index
 
-      scope :search, ->(query) { joins("join #{using} idx on #{table_name}.id = idx.rowid").where("idx.#{field} match ?", query) }
+      scope :search, ->(query) { joins("join #{using} idx on #{table_name}.id = idx.rowid").where("idx.#{as} match ?", query) }
     end
   end
 
   private
     def create_in_search_index
-      execute_sql_with_binds "insert into #{search_table}(rowid, #{search_field}) values (?, ?)", id, send(search_field)
+      execute_sql_with_binds "insert into #{search_table}(rowid, #{search_field}) values (?, ?)", id, search_value
     end
 
     def update_in_search_index
-      execute_sql_with_binds "update #{search_table} set #{search_field} = ? where rowid = ?", send(search_field), id
+      execute_sql_with_binds "update #{search_table} set #{search_field} = ? where rowid = ?", search_value, id
     end
 
     def remove_from_search_index

app/views/comments/_comment.html.erb

@@ -13,7 +13,7 @@
       <% end %>
     </div>
     <div class="comment__body txt-align-start">
-      <%= comment.body.to_html %>
+      <%= comment.body_html %>
     </div>
   </div>
 <% end %>

config/application.rb

@@ -14,7 +14,7 @@ module Fizzy
     # Include the `lib` directory in autoload paths. Use the `ignore:` option
     # to list subdirectories that don't contain `.rb` files or that shouldn't
     # be reloaded or eager loaded.
-    config.autoload_lib ignore: %w[ assets tasks ]
+    config.autoload_lib ignore: %w[ assets tasks rails_ext ]
 
     # Configuration for the application, engines, and railties goes here.
     #

config/initializers/extensions.rb

@@ -1,3 +1 @@
-%w[ rails_ext ].each do |extensions_dir|
-  Dir["#{Rails.root}/lib/#{extensions_dir}/*"].each { |path| require "#{extensions_dir}/#{File.basename(path)}" }
-end
+Dir["#{Rails.root}/lib/rails_ext/*"].each { |path| require "rails_ext/#{File.basename(path)}" }

lib/rails_ext/action_text_has_markdown.rb

@@ -9,6 +9,14 @@ module ActionText
             markdown_#{name} || build_markdown_#{name}
           end
 
+          def #{name}_html
+            #{name}.to_html
+          end
+
+          def #{name}_plain_text
+            #{name}.to_plain_text
+          end
+
           def #{name}?
             markdown_#{name}.present?
           end

lib/rails_ext/action_text_markdown.rb

@@ -1,3 +1,5 @@
+require "redcarpet/render_strip"
+
 module ActionText
   class Markdown < Record
     DEFAULT_RENDERER_OPTIONS = {
@@ -14,14 +16,18 @@ module ActionText
       tables: true
     }
 
-    mattr_accessor :renderer, default: Redcarpet::Markdown.new(
-      Redcarpet::Render::HTML.new(DEFAULT_RENDERER_OPTIONS), DEFAULT_MARKDOWN_EXTENSIONS)
+    mattr_accessor :renderer, default: Redcarpet::Markdown.new(Redcarpet::Render::HTML.new(DEFAULT_RENDERER_OPTIONS), DEFAULT_MARKDOWN_EXTENSIONS)
+    mattr_accessor :plain_renderer, default: Redcarpet::Markdown.new(Redcarpet::Render::StripDown)
 
     belongs_to :record, polymorphic: true, touch: true
 
     def to_html
       (renderer.try(:call) || renderer).render(content).html_safe
     end
+
+    def to_plain_text
+      (plain_renderer.try(:call) || plain_renderer).render(content)
+    end
   end
 end
 

lib/rails_ext/active_support_array_conversions.rb

@@ -1,9 +1,7 @@
-module RailsExt
-  module ActiveSupportArrayConversions
-    def to_choice_sentence
-      to_sentence two_words_connector: " or ", last_word_connector: ", or "
-    end
+module ChoiceSentenceArrayConversion
+  def to_choice_sentence
+    to_sentence two_words_connector: " or ", last_word_connector: ", or "
   end
 end
 
-Array.include RailsExt::ActiveSupportArrayConversions
+Array.include ChoiceSentenceArrayConversion

test/models/bubble_test.rb

@@ -10,7 +10,7 @@ class BubbleTest < ActiveSupport::TestCase
       bubbles(:logo).capture Comment.new(body: "Agreed.")
     end
 
-    assert_equal "Agreed.", bubbles(:logo).messages.last.messageable.body
+    assert_equal "Agreed.\n", bubbles(:logo).messages.last.messageable.body.to_plain_text
   end
 
   test "boosting" do