def connect_to_read_db
  DatabaseConnector.connect_to_db('read')
end

def connect_to_write_db
  DatabaseConnector.connect_to_db('write')
end

class DatabaseConnector

    class << self
        def connect_to_db(function)
            if !(Rails.env.development? || Rails.env.test?)
            if ActiveRecord::Base.connection_config[:function] != function
                Rails.logger.debug "Gathering DB details"
                seed_file = Rails.root.join('config', 'database.yml')
                loaded_yml_file = YAML::load_file(seed_file)
                connection_name = "#{Rails.env}_#{function}"
                Rails.logger.debug "attempting connection to: #{connection_name}"
                db_details = loaded_yml_file[connection_name]
                Rails.logger.debug "database details:"
                db_details.each do |d|
                    Rails.logger.debug(d)
                end
                ActiveRecord::Base.establish_connection(
                  adapter: db_details['adapter'],
                  port: db_details['port'],
                  pool: db_details['pool'],
                  timeout: db_details['timeout'],
                  encoding: db_details['encoding'],
                  host: db_details['host'],
                  database: db_details['database'],
                  username: db_details['username'],
                  password: db_details['password']
                )
            end
            end
        end
    end
end