Fix missing CSS-styling in production mode

.gitignore

@@ -0,0 +1,3 @@
+Gemfile.lock
+coverage/
+spec/rails/rails-5.2.1/

.travis.yml

@@ -1,13 +1,18 @@
+sudo: required
+language: ruby
+addons:
+  chrome: stable
+
+before_install: gem install bundler -v 1.16.0.pre.3
+
 script: bundle exec rspec spec
-cache: bundler
+
 env:
   matrix:
-    - RAILS=4.2.6 AA=1.1.0
-    - RAILS=5.0.0 AA=1.2.1
+    - RAILS=4.2.10 AA=1.1.0
+    - RAILS=5.1.0 AA=1.2.1
+    - RAILS=5.2.1 AA=1.3.1
 rvm:
-  - 2.2.6
-  - 2.3.3
-before_install:
-  - gem update --system
-  - rvm @global do gem install bundler -v 1.14.6
-  - gem --version
+  - 2.3
+  - 2.4
+  - 2.5

Gemfile

@@ -3,18 +3,19 @@ source 'https://rubygems.org'
 # Specify your gem's dependencies in active_admin_datetimepicker.gemspec
 gemspec
 group :test do
-  default_rails_version = '4.2.7'
-  default_activeadmin_version = '1.1.0'
-  gem 'sprockets-rails', '2.3.3'
-  gem 'rails', "#{ENV['RAILS'] || default_rails_version}"
+  default_rails_version = '5.2.1'
+  default_activeadmin_version = '1.3.1'
+
+  gem 'rails', "~> #{ENV['RAILS'] || default_rails_version}"
+  gem 'activeadmin', "~> #{ENV['AA'] || default_activeadmin_version}"
+
   gem 'rspec-rails'
-  gem 'activeadmin', "#{ENV['AA'] || default_activeadmin_version}"
   gem 'coveralls', require: false # Test coverage website. Go to https://coveralls.io
   gem 'sass-rails'
   gem 'sqlite3'
   gem 'launchy'
   gem 'database_cleaner'
   gem 'capybara'
   gem 'selenium-webdriver'
-  gem 'poltergeist'
+  gem 'chromedriver-helper'
 end

README.md

@@ -4,7 +4,7 @@
 
 # ActiveAdminDatetimepicker
 
-Adds ability to use XDSoft's DateTime picker as the date_time_picker input for forms, and date_time_range for filters
+Adds ability to use XDSoft's DateTime picker as the `date_time_picker` input for forms, and `date_time_range` for filters
 
 
 ![ActiveAdminDatetimepicker](https://raw.githubusercontent.com/ActiveAdminPlugins/activeadmin_datetimepicker/master/screen/screen.png "ActiveAdminDatetimepicker")
@@ -25,31 +25,37 @@ Or install it yourself as:
 
     $ gem install active_admin_datetimepicker
 
-## Usage
+Add following line into `app/assets/stylesheets/active_admin.css.scss`
 
-Plugin  offers the `date_time_picker` input and `date_time_range` filter , which use the [XDSoft DateTime Picker gem](https://github.com/shekibobo/xdan-datetimepicker-rails).
-The `date_time_picker` input accepts many of the options available to the standard jQueryUI Datepicker. For example:
+```css
+@import "active_admin_datetimepicker";
+```
 
- JS asset
- ```//= require active_admin_datetimepicker```
+Add following line into `app/assets/javascripts/active_admin.js.coffee`
 
- CSS
- ```@import "active_admin_datetimepicker";```
+```coffee
+#= require active_admin_datetimepicker
+```
 
 
-```ruby
-form do |f|
-  f.input :starts_at, as: :date_time_picker, datepicker_options: { min_date: "2013-10-8",        max_date: "+3D" }
-  f.input :ends_at,   as: :date_time_picker, datepicker_options: { min_date: 3.days.ago.to_date, max_date: "+1W +5D" }
-end
-```
+## Usage
+
+Plugin  offers the `date_time_picker` input and `date_time_range` filter, which use the [XDSoft DateTime Picker gem](https://github.com/shekibobo/xdan-datetimepicker-rails).
+The `date_time_picker` input accepts many of the options available to the standard jQueryUI Datepicker. For example:
 
 ```ruby
-    filter :created_at, as: :date_time_range
+  # Index page filters
+  filter :created_at, as: :date_time_range
+
+  # New/Edit form
+  form do |f|
+    f.input :starts_at, as: :date_time_picker, datepicker_options: { min_date: "2013-10-8",        max_date: "+3D" }
+    f.input :ends_at,   as: :date_time_picker, datepicker_options: { min_date: 3.days.ago.to_date, max_date: "+1W +5D" }
+  end
 ```
 
-
 ## Override behaviour in initializer
+
 ```ruby
 # This if for front-end javascript side
 ActiveAdminDatetimepicker::Base.default_datetime_picker_options = {
@@ -60,9 +66,10 @@ ActiveAdminDatetimepicker::Base.format = "%Y-%m-%d %H:%M:%S"
 ```
 
 ## Change datetime format
-If you want to change format - you need to make sure that front-end and back-end formats are identical. And remember JS and Ruby datetime format has different syntax.
+If you want to change format - you need to make sure that front-end and back-end formats are identical.
+And remember JS and Ruby datetime format has different syntax.
 
-Create configuration file '/config/initializers/init_datetimpicker.rb'
+Create configuration file `/config/initializers/init_datetimpicker.rb`
 
 ```ruby
 # Example "11/03/2016 13:00"

active_admin_datetimepicker.gemspec

@@ -19,9 +19,6 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "xdan-datetimepicker-rails", "~> 2.5.1"
   spec.add_dependency "activeadmin", "~> 1.1"
-  spec.add_development_dependency "bundler", "~> 1.8"
-  spec.add_development_dependency "rake", "~> 10.0"
-
+  spec.add_dependency "xdan-datetimepicker-rails", "~> 2.5.4"
 end

app/assets/stylesheets/active_admin_datetimepicker.scss

@@ -1,5 +1,3 @@
-@import "jquery.xdan.datetimepicker";
-
 form.filter_form {
   .filter_form_field {
     &.filter_date_time_range {

config/initializers/active_admin_datetimepicker.rb

@@ -0,0 +1,3 @@
+ActiveAdmin.setup do |config|
+  config.register_stylesheet 'jquery.xdan.datetimepicker.css'
+end

spec/spec_helper.rb

@@ -30,11 +30,12 @@
 ActiveAdmin.application.current_user_method = false
 
 require 'rspec/rails'
-require 'support/admin'
 require 'capybara/rails'
 require 'capybara/rspec'
-require 'capybara/poltergeist'
+require 'selenium-webdriver'
 
+require 'support/admin'
+require 'support/capybara'
 
 RSpec.configure do |config|
   config.use_transactional_fixtures = false
@@ -43,42 +44,13 @@
     DatabaseCleaner.strategy = :truncation
     DatabaseCleaner.clean_with(:truncation)
   end
+
   config.before(:each) do
     DatabaseCleaner.strategy = :truncation
     DatabaseCleaner.start
   end
+
   config.after(:each) do
     DatabaseCleaner.clean
   end
-
 end
-
-
-Capybara.default_selector = :css
-
-Capybara.configure do |config|
-  config.match = :prefer_exact
-  config.ignore_hidden_elements = false
-end
-
-# Capybara.javascript_driver = :selenium
-#
-# RSpec.configure do |config|
-#   config.before(:each, js: true) do
-#     page.driver.browser.manage.window.maximize  if page.driver.browser.respond_to?(:manage)
-#   end
-# end
-#
-
-Capybara.register_driver :poltergeist do |app|
-  Capybara::Poltergeist::Driver.new(app, {
-    js_errors: true,
-    timeout: 80,
-    debug: true,
-    :phantomjs_options => ['--debug=no', '--load-images=no']
-
-  })
-end
-
-Capybara.javascript_driver = :poltergeist
-

spec/support/capybara.rb

@@ -0,0 +1,14 @@
+Capybara.server = :webrick
+
+Capybara.configure do |config|
+  config.match = :prefer_exact
+end
+
+Capybara.register_driver :selenium_chrome do |app|
+  options = Selenium::WebDriver::Chrome::Options.new(
+    args: %w[headless disable-gpu no-sandbox]
+  )
+  Capybara::Selenium::Driver.new(app, browser: :chrome, options: options)
+end
+
+Capybara.javascript_driver = :selenium_chrome

tasks/test.rake

@@ -1,6 +1,13 @@
 desc "Creates a test rails app for the specs to run against"
 task :setup do
   require 'rails/version'
-  system("mkdir spec/rails") unless File.exists?("spec/rails")
-  system "bundle exec rails new spec/rails/rails-#{Rails::VERSION::STRING} -m spec/support/rails_template.rb --skip-spring"
+
+  rails_new_opts = %w(
+    --skip-turbolinks
+    --skip-spring
+    --skip-bootsnap
+    -m
+    spec/support/rails_template.rb
+  )
+  system "bundle exec rails new spec/rails/rails-#{Rails::VERSION::STRING} #{rails_new_opts.join(' ')}"
 end