Update asset structure with webpacker gem

.gitignore

@@ -1,4 +1,3 @@
-
 # Ignore rbenv files
 .ruby-version
 
@@ -25,7 +24,6 @@ public/videos/*
 
 # Ignore branded content
 app/views/branded/*
-app/assets
 config/locales/static_pages/*.yml
 
 
@@ -55,7 +53,7 @@ config/branding.yml
 
 # Ignore some of the initializers
 config/initializers/recaptcha.rb
-config/initializers/devise.rb
+# config/initializers/devise.rb
 config/initializers/wicked_pdf.rb
 config/initializers/fingerprint.rb
 
@@ -84,14 +82,28 @@ config/locale/*/app.edit.po
 config/locale/*/app.po.time_stamp
 
 # Front-end related
-lib/assets/node_modules
-lib/assets/npm-debug.log
-lib/assets/.eslintcache
 !.keep
 .byebug_history
 lib/data_cleanup/rules/org/fix_blank_abbreviation.yml
 .rspec
-node_modules
+
+yarn-error.log
+yarn-debug.log*
+
+.yarn-integrity
 .env
-public/packs
+package-lock.json
+node_modules
+/public/packs
+/public/packs-test
+
 spec/examples.txt
+.babelrc
+.eslintignore
+.eslintrc.json
+.postcssrc.yml
+/public/packs
+/public/packs-test
+/node_modules
+yarn-debug.log*
+.yarn-integrity

.travis.yml

@@ -18,7 +18,6 @@ addons:
   chrome: stable
   apt:
     packages:
-      - nodejs
       - wkhtmltopdf
 
   # artifacts:
@@ -42,12 +41,25 @@ env:
   - DB_ADAPTER=postgresql
   - DB_ADAPTER=mysql2
 
+before_install:
+  - nvm install 10.10.0
+
+install:
+  - bundle install --with development,ci --path=${BUNDLE_PATH:-vendor/bundle}
+  - yarn install --ignore-optional
+
+# This is a temporary bug fix for Karma tests
+# See here: https://github.com/travis-ci/travis-ci/issues/9024
+before_script:
+  - "sudo chown root /opt/google/chrome/chrome-sandbox"
+  - "sudo chmod 4755 /opt/google/chrome/chrome-sandbox"
+
 # Main test script
 script:
   - export WICKED_PDF_PATH=./vendor/bundle/ruby/2.4.0/bin/wkhtmltopdf
   # Copy over config files needed for setup, and create DB
   - bin/setup
-  # Precompile the assets
+  - bundle exec rake webpacker:compile
   - bundle exec rake assets:precompile
   # Default test stage: Run all specs, listing the 10 slowest.
   - bundle exec rspec spec --profile=10
@@ -70,6 +82,10 @@ jobs:
       name: "Bundle audit"
       script: bundle exec bundle-audit check --update
 
+    - stage: test
+      name: "Karma JS tests"
+      script: yarn run eslint --ext .js --ext .jsx app/assets/javascripts/**/*.js
+
     - stage: hygiene
       name: "Check seeds are valid"
       script: bin/setup && bundle exec rake db:seed

Gemfile

@@ -5,9 +5,14 @@ ruby '>= 2.4.0'
 # ------------------------------------------------
 # RAILS
 # Full-stack web application framework. (http://www.rubyonrails.org)
+# Full-stack web application framework. (http://rubyonrails.org)
 gem 'rails', '~> 4.2.10'
 
+# Rake is a Make-like program implemented in Ruby (https://github.com/ruby/rake)
+gem "rake"
+
 # Tools for creating, working with, and running Rails applications. (http://www.rubyonrails.org)
+# Tools for creating, working with, and running Rails applications. (http://rubyonrails.org)
 gem 'railties'
 
 # GEMS ADDED TO HELP HANDLE RAILS MIGRATION FROM 3.x to 4.2
@@ -26,12 +31,14 @@ end
 
 group :mysql do
   # A simple, fast Mysql library for Ruby, binding to libmysql (http://github.com/brianmario/mysql2)
+  # A simple, fast Mysql library for Ruby, binding to libmysql (https://github.com/brianmario/mysql2)
   gem 'mysql2', '~> 0.4.10'
 end
 
 group :pgsql do
   # Pg is the Ruby interface to the {PostgreSQL
   # RDBMS}[http://www.postgresql.org/](https://bitbucket.org/ged/ruby-pg)
+  # Pg is the Ruby interface to the {PostgreSQL RDBMS}[http://www.postgresql.org/] (https://bitbucket.org/ged/ruby-pg)
   gem 'pg', '~> 0.19.0'
 end
 
@@ -76,6 +83,7 @@ gem 'ruby_dig'  # for omniauth-orcid
 
 # Gems for repository integration
 # OO authorization for Rails (https://github.com/elabs/pundit)
+# OO authorization for Rails (https://github.com/varvet/pundit)
 gem 'pundit'
 
 # ------------------------------------------------
@@ -96,11 +104,37 @@ gem 'recaptcha'
 # Ideal gem for handling attachments in Rails, Sinatra and Rack applications. (http://github.com/markevans/dragonfly)
 gem 'dragonfly'
 
+# bootstrap-sass is a Sass-powered version of Bootstrap 3, ready to drop right into your Sass powered applications. (https://github.com/twbs/bootstrap-sass)
+gem 'bootstrap-sass', '~> 3.3.7'
+
+# This is required for Font-Awesome, but not used as the main sass compiler
+
+# Sass adapter for the Rails asset pipeline. (https://github.com/rails/sass-rails)
+gem "sass-rails", require: false
+
+# Integrate SassC-Ruby into Rails. (https://github.com/sass/sassc-rails)
+gem "sassc-rails"
+
+# Font-Awesome SASS (https://github.com/FortAwesome/font-awesome-sass)
+gem 'font-awesome-sass', '~> 4.2.0'
+
+# Use webpack to manage app-like JavaScript modules in Rails (https://github.com/rails/webpacker)
+gem 'webpacker', '~> 3.5'
+
+# Parse CSS and add vendor prefixes to CSS rules using values from the Can I Use website. (https://github.com/ai/autoprefixer-rails)
+gem "autoprefixer-rails"
+
+# Minimal embedded v8 for Ruby (https://github.com/discourse/mini_racer)
+gem 'mini_racer'
+
 # ------------------------------------------------
 # EXPORTING
 # Provides binaries for WKHTMLTOPDF project in an easily accessible package.
 gem 'wkhtmltopdf-binary'
 
+# Puma is a simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications (http://puma.io)
+gem 'puma'
+
 # PDF generator (from HTML) gem for Ruby on Rails (https://github.com/mileszs/wicked_pdf)
 gem 'wicked_pdf'
 
@@ -126,8 +160,15 @@ gem 'gettext', require: false, group: :development
 # A pagination engine plugin for Rails 4+ and other modern frameworks (https://github.com/kaminari/kaminari)
 gem 'kaminari'
 
+# Following best practices from http://12factor.net run a maintainable, clean, and scalable app on Rails (https://github.com/heroku/rails_12factor)
+gem "rails_12factor", group: [:production]
+
+# Autoload dotenv in Rails. (https://github.com/bkeepers/dotenv)
+gem "dotenv-rails"
+
 gem 'activerecord-session_store'
 
+
 # ------------------------------------------------
 # ENVIRONMENT SPECIFIC DEPENDENCIES
 group :development, :test do
@@ -138,10 +179,7 @@ group :development, :test do
   gem "rspec-rails"
 
   # factory_bot_rails provides integration between factory_bot and rails 3 or newer (http://github.com/thoughtbot/factory_bot_rails)
-  # rspec-collection_matchers-1.1.3 (https://github.com/rspec/rspec-collection_matchers)
-  gem "rspec-collection_matchers"
-
-  # factory_bot_rails provides integration between factory_bot and rails 3 or newer (http://github.com/thoughtbot/factory_bot_rails)
+  # factory_bot_rails provides integration between factory_bot and rails 3 or newer (https://github.com/thoughtbot/factory_bot_rails)
   gem "factory_bot_rails"
 
   # Easily generate fake data (https://github.com/stympy/faker)
@@ -156,8 +194,6 @@ group :development, :test do
   # Guard gem for RSpec (https://github.com/guard/guard-rspec)
   gem "guard-rspec"
 
-  gem "dotenv-rails"
-
 end
 
 group :test do
@@ -193,6 +229,9 @@ group :test do
 
   # Easy installation and use of chromedriver. (https://github.com/flavorjones/chromedriver-helper)
   gem "chromedriver-helper", ">= 1.2.0"
+
+  gem "rspec-collection_matchers"
+
 end
 
 group :ci, :development do
@@ -216,6 +255,7 @@ group :development do
   gem "text", require: false
 
   # Better error page for Rails and other Rack apps (https://github.com/charliesome/better_errors)
+  # Better error page for Rails and other Rack apps (https://github.com/BetterErrors/better_errors)
   gem "better_errors"
 
   # Retrieve the binding of a method's caller. Can also retrieve bindings even further up the stack. (http://github.com/banister/binding_of_caller)