namespace :deploy do
  task :setup_config do
    on roles(:app) do
      # make the config dir
      execute :mkdir, "-p #{shared_path}/config"
      full_app_name = fetch(:full_app_name)

      # config files to be uploaded to shared/config, see the
      # definition of smart_template for details of operation.
      # Essentially looks for #{filename}.erb in deploy/#{full_app_name}/
      # and if it isn't there, falls back to deploy/#{shared}. Generally
      # everything should be in deploy/shared with params which differ
      # set in the stage files

      begin
        config_files = fetch(:config_files)
        config_files.each do |file|
          smart_template file
        end

        # which of the above files should be marked as executable
        executable_files = fetch(:executable_config_files)

        #executable_files.each do |file|
        #  execute :chmod, "+x #{shared_path}/config/#{file}"
        #end

        # symlink stuff which should be... symlinked
        symlinks = fetch(:symlinks)

        symlinks.each do |symlink|
          sudo "ln -nfs #{shared_path}/config/#{symlink[:source]} #{sub_strings(symlink[:link])}"
        end
      rescue Exception => e
        log "ERROR: #{e.to_s}"
      end
    end
  end
end