module Resources

  class Service < BaseResource
    include ServicePrompter

    def list
      result = get("services/services")
      puts "\nServices:"
      table = Terminal::Table.new headings: [ 'Name' ] do |t|
        result.each do | service |
        # puts format "(%4d) %s", service['id'], service['name']
          t << [ service['name'] ]
        end
      end
      prompter.say table.to_s
      puts
    end

    def show
      sv_id = service_id
      result = get("services/services/#{sv_id}")
      puts "\nService:"
      table = Terminal::Table.new headings: [ 'Name' ] do |t|
          t << [ result['name'] ]
      end
      @service_name = result['name']
      puts table
      puts
    end

    def create
      params = { 
        service: {
          name: prompter.ask("\nName for new service: ") { |q| q.validate = /\A.{1,255}\z/; q.responses[:ask_on_error] = :question; q.responses[:not_valid] = "\nNot a valid service name" }
        }
      }
      result = post("services/services", params)
      puts "\nID of new service: #{result['id']}"
      puts
    end

    def update
      sv_id = service_id
      show
      params = { 
        service: {
          name: prompter.ask("\nNew name for service: ") { |q| q.default = @service_name; q.validate = /\A.{1,255}\z/; q.responses[:ask_on_error] = :question; q.responses[:not_valid] = "\nNot a valid service name" }
        }
      }
      result = put("services/services/#{sv_id}", params)
      puts "\nID of updated service: #{result['id']}"
      puts
    end

    def invoke
      sv_id = service_id
      result = put("services/services/#{sv_id}/invoke", {})
      if result.has_key?('message')
        puts result['message']
      else
        puts result['error']
      end
    end

  end

end