project.rb

class Project
  include MongoMapper::Document
  
  key :name, String, :required => true
  key :description, String, :default => ''
  key :status, Symbol, :required => true, :default => :open
  key :client_id, ObjectId, :required => true
  
  belongs_to :client
  many :tasks, :dependent => :destroy
  
  validates_inclusion_of :status, :within => [:open, :closed]
  
  def moments
    moments = []
    self.tasks.each do |task|
      moments.push *task.moments
    end
    return moments.sort {|a, b| b.date <=> a.date }
  end
  def incomplete_tasks
    num = 0
    self.tasks.each do |task|
      if task.status != :complete
        num += 1
      end
    end
    return num
  end
  
  class << self
    def attr_accessible
      [:name, :description]
    end
  end
end