module Lasso::Model::Settings

# File lib/lasso/model/settings.rb, line 14
def provider(name, &block)
  raise ArgumentError, 'Need to define the name' if name.blank?
  p = Lasso::Model::Settings::Provider.new
  block.bind(p).call
  settings = p.to_h
  settings[:oauth_version] = settings[:request_token_path].blank? && 2 || 1
  missing_settings = RequiredSettings.map{|s| settings[s].blank? && s || nil}.compact
  raise ArgumentError, "Need to define #{missing_settings.join(', ')} for any provider" unless missing_settings.empty? 
  raise ArgumentError, "Need to define request_token_path for OAuth 1 providers" if settings[:oauth_version] == 1 && settings[:request_token_path].blank?
  self.oauth_providers ||= {}
  self.oauth_providers[name] = settings
end