require 'set'
require "commands/knife_commands"
require "commands/deploy"
require "exceptions/record_not_found"

module ServerCommands

  include DeployCommands

  def create_server project, env, params, user, out
    provider = ::Provider::ProviderFactory.get(env.provider)
    mongo = ::Devops::Db.connector
    begin
      out << "Create server...\n"
      out.flush if out.respond_to?(:flush)

      s = Devops::Model::Server.new
      s.provider = provider.name
      s.project = project.id
      s.deploy_env = env.identifier
      s.run_list = params["run_list"] || []
      s.chef_node_name = params["name"]
      s.key = params["key"] || provider.ssh_key

      i = mongo.image env.image
      s.remote_user = i.remote_user
      s.created_by = user

      return 3 unless s.create(provider, env.image, env.flavor, env.subnets, env.groups, out)
      out.flush if out.respond_to?(:flush)
      DevopsLogger.logger.info "Server with parameters: #{s.to_hash.inspect} is running"
      unless params["without_bootstrap"]
        s.run_list = Set.new.merge(project.run_list).merge(env.run_list).merge(s.run_list)
        key = mongo.key(s.key)
        s.chef_node_name = provider.create_default_chef_node_name(s) if s.chef_node_name.nil?
        options = {
          bootstrap_template: i.bootstrap_template,
          cert_path: key.path
        }
        return two_phase_bootstrap(s, options, out)
      else
        return 0
      end
    rescue => e
      DevopsLogger.logger.error e.message
      DevopsLogger.logger.warn roll_back(s, provider)
      mongo.server_delete s.id
      return 5
    end
  end

  def two_phase_bootstrap s, options, out
    provider = ::Provider::ProviderFactory.get(s.provider)
    mongo = ::Devops::Db.connector
    out << "\n\nBootstrap...\n"
    out.flush if out.respond_to?(:flush)
    options[:run_list] = provider.run_list
    status = bootstrap(s, options, out)
    out.flush if out.respond_to?(:flush)
    if status == 0
      DevopsLogger.logger.info "Server with id '#{s.id}' is bootstraped"
      if check_server(s)
        out << "Server #{s.chef_node_name} is created"
      else
        out << roll_back(s, provider)
        mongo.server_delete s.id
        return 5
      end
      out << "\n"
      out.flush if out.respond_to?(:flush)

      run_list = s.run_list + provider.run_list
      out << "\nRun list: #{run_list.inspect}"
#      s.options[:run_list] += run_list
      KnifeCommands.set_run_list(s.chef_node_name, run_list)
      status = deploy_server(out, s, cert_path)
      if status != 0
        msg = "Failed on chef-client with project run list, server with id '#{s.id}'"
        DevopsLogger.logger.error msg
        out << "\n" + msg + "\n"
      end
    else
      msg = "Failed while bootstraping server with id '#{s.id}'"
      DevopsLogger.logger.error msg
      out << "\n" + msg + "\n"
      out << roll_back(s, provider)
      mongo.server_delete s.id
    end
    return status
  end



end