## irb
# DM adds f9311300-ea87-416f-8f4a-0cf62ed2059d to each record's id
# User.first.id => f9311300-ea87-416f-8f4a-0cf62ed2059d  (!)
User.first.posts.create(:title => "Lorem ipsum")

## couchdb log
[info] [<0.319.0>] HTTP Error (code 404): {not_found,missing}
[info] [<0.319.0>] 127.0.0.1 - - "GET /posts/f9311300-ea87-416f-8f4a-0cf62ed2059d" 404
[info] [<0.321.0>] 127.0.0.1 - - "POST /posts/_temp_view" 200
[info] [<0.322.0>] 127.0.0.1 - - "POST /posts/_temp_view" 200
[info] [<0.325.0>] 127.0.0.1 - - "PUT /posts/4d68ecad-4a84-4f84-8dc1-cbd98dedad00f9311300-ea87-416f-8f4a-0cf62ed2059d" 201

## Post Model
class Post
  include DataMapper::Resource

  property :id,          String,     :key => true, :field => :_id, :length => 36, :unique => true, :default => lambda { ::UUID.random_create.to_s }
  property :revision,    String,     :field => :_rev
  property :attachments, JsonObject, :field => :_attachments
  property :user_id,     String,     :key => true, :length => 36, :nullable => false
  property :title,       String,     :nullable => false, :length => (1..255)

  repository(:default) do
    belongs_to :user
  end
end

## User Model
class User
  include DataMapper::Resource

  property :id,         String,  :key => true, :length => 36, :unique => true, :default => lambda { ::UUID.random_create.to_s }
  property :login,      String,  :nullable => false, :length => (3..50), :unique => true
  property :password,   String,  :nullable => false, :length => (6..50)

  repository(:posts) do
    has n, :posts
  end

  def self.default_repository_name; :default; end
end