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path: root/app/models/milestone.rb
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# == Schema Information
#
# Table name: milestones
#
#  id          :integer(4)      not null, primary key
#  title       :string(255)     not null
#  project_id  :integer(4)      not null
#  description :text
#  due_date    :date
#  closed      :boolean(1)      default(FALSE), not null
#  created_at  :datetime        not null
#  updated_at  :datetime        not null
#

class Milestone < ActiveRecord::Base
  belongs_to :project
  has_many :issues

  validates_presence_of :project_id
  validates_presence_of :title

  def self.active
    where("due_date > ? OR due_date IS NULL", Date.today)
  end

  def participants
    User.where(id: issues.map(&:assignee_id))
  end

  def percent_complete
    @percent_complete ||= begin
                            total_i = self.issues.count
                            closed_i = self.issues.closed.count
                            if total_i > 0
                              (closed_i * 100) / total_i
                            else
                              100
                            end
                          rescue => ex
                            0
                          end
  end

  def expires_at
    "expires at #{due_date.stamp("Aug 21, 2011")}" if due_date
  end
end