app/models/comment.rb
class Comment < ActiveRecord::Base
validates :text, presence: true
belongs_to :author, class_name: "User"
belongs_to :commentable, :polymorphic => true, optional: true
delegate :username, to: :author, allow_nil: true
def self.add_comment!(params)
comment = create(params)
notify_comment!(comment) if comment.persisted?
comment
end
private
def self.notify_comment!(comment)
Notifier::NewComment.new(commentable: comment.commentable, author: comment.author, comment: comment).notify_all!
Notifier::NewCommentFollowedStory.new(commentable: comment.commentable, author: comment.author, comment: comment).notify_all!
end
end