module Connectors
  class ProviderAccount < Base

    include Helpers::InsertCommand,
            Helpers::DeleteCommand

    def initialize(db)
      super(db)
    end

    def provider_accounts provider
      c = Provider::ProviderFactory.get_account_class(provider)
      collection.find({provider: provider}).to_a.map{|bson| c.build_from_bson(bson)}
    end

    def provider_account provider, account
      c = Provider::ProviderFactory.get_account_class(provider)
      bson = collection.find({provider: provider, _id: account}).to_a.first
      raise RecordNotFound.new("Account '#{account}' for provider '#{provider}' not found") unless bson
      c.build_from_bson(bson)
    end

    def collection_name
      'provider_accounts'
    end

    private

    def model_from_bson(bson)
      c = Provider::ProviderFactory.get_account_class(bson["provider"])
      raise InvalidRecord.new "Invalid provider '#{bson["provider"]}' for account '#{bson["_id"]}'" if c.nil?
      c.build_from_bson(bson)
    end
  end

end