require 'grape'
require 'cabal/util'
require 'cabal/api/cluster'
require 'cabal/api/user'
require 'cabal/api/common/authenticated'
require 'cabal/api/common/mistakes'

module Cabal
  module API
    module V2
      class PrivateKey < Grape::API
        include Cabal::API::Common::Authenticated
        include Cabal::API::Common::Mistakes

        formatter :txt, ->(object, env) {
          object[:private_ssh_key]
        }

        helpers do
          def error_if_not_found!(cluster, name)
            unless cluster
              error!(
                messagify("The cluster '#{name}' could not be found."),
                404
              )
            end
          end
        end

        get '/private-key/:name' do
          authenticate!

          cluster_name = Cabal::Util.normalize(params[:name])
          cluster = Cabal::API::Cluster.find(name: cluster_name).first

          error_if_not_found!(cluster, cluster_name)

          {
            name: cluster.name,
            private_ssh_key: cluster.private_key
          }
        end
      end
    end
  end
end