added basic sinatra app

ddnexus · Jun 29, 2020 · 734f30c · 734f30c
1 parent c7aa44d
commit 734f30c
Showing 1 changed file with 111 additions and 0 deletions.
diff --git a/apps/basic_app.ru b/apps/basic_app.ru
@@ -0,0 +1,111 @@
+# Basec self-contained rack/sinatra app
+# edit or duplicate this app to experiment with the pagy features
+
+# USAGE: rackup -I lib -o 0.0.0.0 -p 8080 apps/basic_app.ru
+
+# standard bundler using project Gemfile
+require 'rubygems'
+require 'bundler'
+Bundler.require(:default, :apps)
+
+require 'pagy'
+
+# pagy initializer
+require 'pagy/extras/navs'
+require 'pagy/extras/items'
+require 'pagy/extras/trim' if ENV['ENABLE_TRIM']
+require 'oj' if ENV['ENABLE_OJ']
+
+# sinatra setup
+require "sinatra/base"
+require "sinatra/reloader"
+
+
+# simple array-based collection that acts as standard DB collection
+class MockCollection < Array
+
+  def initialize(arr=Array(1..1000))
+    super
+    @collection = self.clone
+  end
+
+  def offset(value)
+    @collection = self[value..-1]
+    self
+  end
+
+  def limit(value)
+    @collection[0, value]
+  end
+
+  def count(*)
+    size
+  end
+
+end
+
+# sinatra application
+class PagyApp < Sinatra::Base
+
+  configure do
+    enable :inline_templates
+  end
+
+  configure :development do
+    register Sinatra::Reloader
+  end
+
+  include Pagy::Backend
+  include Pagy::Frontend
+
+  get '/pagy.js' do
+    content_type 'application/javascript'
+    send_file Pagy.root.join('javascripts', 'pagy.js')
+  end
+
+  get '/' do
+    redirect '/helpers'
+  end
+
+  get '/helpers' do
+    collection = MockCollection.new
+    @pagy, _   = pagy(collection)
+    erb :helpers
+  end
+
+  get '/no-pagy' do
+    erb :'no-pagy'
+  end
+
+end
+
+run PagyApp
+
+
+__END__
+
+@@ layout
+<html>
+<head>
+  <script type="application/javascript" src="/pagy.js"></script>
+  <script type="application/javascript">
+    window.addEventListener("load", Pagy.init);
+  </script>
+</head>
+<body>
+  <%= yield %>
+</body>
+</html>
+
+@@ helpers
+<br>
+<%= pagy_nav(@pagy) %>
+<br>
+<%= pagy_nav_js(@pagy) %>
+<br>
+<%= pagy_combo_nav_js(@pagy) %>
+<br>
+<%= pagy_items_selector_js(@pagy) %>
+
+@@ no-pagy
+<p>Just a page without pagy</p>