RealNotification

Real Notification provides send push notification functionality to your rails application using action cable.

Add this line to your application's Gemfile:

gem 'real_notification'

And then execute:

$ bundle

Or install it yourself as:

$ gem install real_notification

Create a channel to broadcast notifications on. Real Notification provides a generator to do so.

 rails generate real_notification:channel WebNotifications

This will generate a channel channel/web_notifications.rb and web_notifications.js

Note: If you do not supply name of channel Name of channel is 'notification' by default.

In your application.scss, Add following line:

*= require notification

In your application.js, Add following line:

//= require real_notification
//= require bootstrap.min

Since this gem uses bootstrap alert make sure to install it as well. Here's how to: How to install bootstrap and jquery to Rails ?

Include notification partial on your page.

    <%= render partial: 'shared/notification' %>

Start redis-server using command redis-server

Change cable adapter for your environment. config/cable.yml

development:
  adapter: redis
  url: redis://localhost:6379/1

test:
  adapter: async

production:
  adapter: redis
  url: redis://localhost:6379/1

Real notification provides broadcast_notification class method that can be used with any model class. for example:

    User.broadcast_notification({ title: 'New User', message: 'Hi from new user' })

Default channel: 'notification_channel' if you don't supply channel name.

    User.broadcast_notification('web_notifications_channel', { title: 'New User', message: 'Hi from new user' })

See web_notifications.js

/* globals App */
/* globals RealNotification */

App.web_notifications = App.cable.subscriptions.create("WebNotificationsChannel", {
  connected: function() {
    console.log('Notification Channel connected.');
  },

  disconnected: function() {
    console.log('Notification Channel disconnected.');
  },

  received: function(data) {
    var notification = new RealNotification({
      delay: 7000, // default hide notification delay is 6000
      position: 'top' // default position is top-right see available options below
    });
    notification.show(data);
  }
});

/*

  Available positions options are:

  top : notification will be placed in middle top of screen.

  top-left : notification will be placed in top left corner of screen.

  top-right : notification will be placed in top left corner of screen.

  bottom : notification will be placed in middle bottom of screen.

  bottom-left : notification will be placed in bottom left corner of screen.

  bottom-right : notification will be placed in bottom right corner of screen.

*/

delay: autohide delay in milliseconds default to 6000. i.e 6 seconds. position: position of notification on screen, default is 'top-right'.

Bug reports and pull requests are welcome on GitHub at https://github.com/abhikanojia/real_notification. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

The gem is available as open source under the terms of the MIT License.

Everyone interacting in the RealNotification project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.