# frozen_string_literal: true
require 'rake'
namespace :storage do
    default_backup_path = Rails.env.development? ? 'tmp/backups' : '../../shared/backups'
    backup_path = Rails.root.join(default_backup_path).to_s
    backups_enabled = Rails.env.production? || ENV['BACKUPS_ENABLED'] == 'true'
    

    desc 'remove old storage backups'
    task :remove_old_backups do
      bash_regex = "'storage_.{0,}\.tar.gz'"
      total_backups_no = (ENV['NUMBER_OF_BACKUPS'] || 7).to_i
      
      unless backups_enabled && total_backups_no.to_i > 0
        p 'remove_old_backups: Backups are disabled'
        exit(0)
      end

      
      commandlist = [
        "cd #{backup_path} && ls -lt ",
        "grep -E -i #{bash_regex} ",
        "tail -n +#{total_backups_no + 1} ",
        "awk '{print $9}' ",
        "xargs rm -rf"
      ]

      system(commandlist.join(' | '))

      if ENV['BACKUP_PROVIDER'].present?
        provider = Backup::Api.new
        begin
          result = provider.remove_old_backups('storage_', total_backups_no)
        rescue StandardError => e
          p "remove_old_backups failed: #{e.message}"
        end
        p 'remove_old_backups finished' if result
      end

    end
end