#!/usr/bin/env ruby
# frozen_string_literal: true

# ==========================================================
# adn/tools/cli/dasuten_backup_upload.rb — Upload a Google Drive
# ==========================================================
# Flujo: srv-ns8 (backup local) → Google Drive
# Uso: ruby adn/tools/cli/dasuten_backup_upload.rb
# ==========================================================

require 'time'

REMOTE_DRIVE = "rmonla-GDrive:drive_bkps-dasu"
BACKUP_LOCAL = "/var/tmp/sysdasuten_compressed_ADN.bak"
BACKUP_NAME = "sysdasuten_compressed_ADN_#{Time.now.strftime('%Y%m%d_%H%M%S')}.bak"

puts "[*] Iniciando upload de backup a Google Drive..."

# Verificar archivo local
unless File.exist?(BACKUP_LOCAL)
  puts "[!] Backup no encontrado en #{BACKUP_LOCAL}"
  puts "    Primero generar backup en srvv-fenix y descargar a srv-ns8"
  exit 1
end

tamaño_mb = (File.size(BACKUP_LOCAL) / 1024.0 / 1024.0).round(2)
puts "    Archivo local: #{BACKUP_LOCAL}"
puts "    Tamaño: #{tamaño_mb} MB"
puts "    Destino: #{REMOTE_DRIVE}/#{BACKUP_NAME}"

begin
  # Upload a Google Drive
  puts "\n[1/2] Subiendo a Google Drive..."
  puts "    (Esto puede tomar 3-10 minutos dependiendo del ancho de banda)"

  cmd_upload = "rclone copy '#{BACKUP_LOCAL}' '#{REMOTE_DRIVE}/#{BACKUP_NAME}' --progress -v"
  start_upload = Time.now
  system(cmd_upload)

  if $?.success?
    duracion = (Time.now - start_upload).round(2)
    puts "[+] Upload completado en #{duracion} segundos."
  else
    puts "[!] Error en upload (código: #{$?.exitstatus})"
    exit 1
  end

  # Verificar archivo en Drive
  puts "\n[2/2] Verificando archivo en Drive..."
  cmd_verify = "rclone size '#{REMOTE_DRIVE}/#{BACKUP_NAME}' 2>/dev/null"
  output = `#{cmd_verify}`.strip
  puts "    Tamaño en Drive: #{output}"

  puts "\n✅ Backup subido exitosamente a Google Drive:"
  puts "    #{REMOTE_DRIVE}/#{BACKUP_NAME}"

rescue => e
  puts "[!] Error fatal: #{e.message}"
  exit 1
end