require "db/mongo/models/mongo_model"
require "json"
require "db/validators/key/file_existence"
require "db/validators/key/scope"

module Devops
  module Model
    class Key < MongoModel

      SYSTEM = "system"
      USER = "user"

      attr_accessor :id, :path, :scope
      types :id => {:type => String, :empty => false},
            :path => {:type => String, :empty => false},
            :scope => {:type => String, :empty => false}

       set_validators ::Validators::Key::FileExistence,
        ::Validators::Key::Scope

      def initialize p={}
        self.id = p["id"]
        self.path = p["path"]
        self.scope = p["scope"] || USER
      end

      def self.build_from_bson s
        key = Key.new s
        key.id = s["_id"]
        key
      end

      def self.create_from_json json
        Key.new( JSON.parse(json) )
      end

      def filename
        File.basename(self.path)
      end

      def to_hash_without_id
        {
          "path" => self.path,
          "scope" => self.scope
        }
      end

    end
  end
end