# frozen_string_literal: true

module Concerns
  module Settings
    module Migratable
      extend ActiveSupport::Concern

      VALIDATION_SETTINGS =
        %w[admin_contacts_min_count admin_contacts_max_count tech_contacts_min_count ns_min_count
           tech_contacts_max_count orphans_contacts_in_months key_data_allowed dnskeys_min_count
           dnskeys_max_count nameserver_required expire_pending_confirmation ds_data_allowed
           legal_document_is_mandatory ns_max_count].freeze

      EXPIRATION_SETTINGS =
        %w[days_to_renew_domain_before_expire expire_warning_period redemption_grace_period
           expiration_reminder_mail].freeze

      BILLING_SETTINGS =
        %w[invoice_number_min invoice_number_max directo_monthly_number_min
           directo_monthly_number_last days_to_keep_invoices_active directo_monthly_number_max
           days_to_keep_overdue_invoices_active minimum_deposit directo_receipt_payment_term
           directo_receipt_product_name directo_sales_agent registry_billing_email
           registry_invoice_contact registry_vat_no registry_vat_prc registry_bank
           registry_iban registry_swift directo_monthly_number_max registry_bank_code].freeze

      CONTACTS_SETTINGS =
        %w[registry_juridical_name registry_reg_no registry_email registry_phone registry_url
           registry_street registry_city registry_state registry_zip registry_country_code
           registry_whois_disclaimer].freeze

      INTEGER_SETTINGS =
        %w[
          admin_contacts_min_count
          admin_contacts_max_count
          tech_contacts_min_count
          tech_contacts_max_count
          orphans_contacts_in_months
          ds_digest_type
          dnskeys_min_count
          dnskeys_max_count
          ns_min_count
          ns_max_count
          transfer_wait_time
          invoice_number_min
          invoice_number_max
          days_to_keep_invoices_active
          days_to_keep_overdue_invoices_active
          days_to_renew_domain_before_expire
          expire_warning_period
          redemption_grace_period
          expire_pending_confirmation
          dispute_period_in_months
        ].freeze

      FLOAT_SETTINGS = %w[registry_vat_prc minimum_deposit].freeze

      BOOLEAN_SETTINGS =
        %w[
          ds_data_allowed
          key_data_allowed
          client_side_status_editing_enabled
          registrar_ip_whitelist_enabled
          api_ip_whitelist_enabled
          request_confrimation_on_registrant_change_enabled
          request_confirmation_on_domain_deletion_enabled
          nameserver_required
          address_processing
          legal_document_is_mandatory
        ].freeze

      class_methods do
        def copy_from_legacy
          sql = 'SELECT var, value, created_at, updated_at, creator_str, updator_str FROM' \
                ' settings ORDER BY settings.id ASC'
          old_settings = ActiveRecord::Base.connection.execute(sql)

          old_settings.each do |origin|
            entry = SettingEntry.find_or_initialize_by(code: origin['var'])
            entry[:format] = 'string'
            entry[:format] = 'boolean' if BOOLEAN_SETTINGS.include? entry.code
            entry[:format] = 'float' if FLOAT_SETTINGS.include? entry.code
            entry[:format] = 'integer' if INTEGER_SETTINGS.include? entry.code

            entry[:group] = 'other'
            entry[:group] = 'domain_validation' if VALIDATION_SETTINGS.include? entry.code
            entry[:group] = 'domain_expiration' if EXPIRATION_SETTINGS.include? entry.code
            entry[:group] = 'billing' if BILLING_SETTINGS.include? entry.code
            entry[:group] = 'contacts' if CONTACTS_SETTINGS.include? entry.code

            %w[value created_at updated_at creator_str updator_str].each do |field|
              entry[field] = origin[field]
              next if field != 'value'

              entry.value = origin[field].gsub('--- ', '').strip.gsub("'", '')
            end

            if entry.save
              logger.info "Legacy setting '#{entry.code}' successfully migrated to SettingEntry"
            else
              logger.error "!!! Failed to migrate setting '#{entry.code}': #{entry.errors.full_messages.join(', ')}"
            end
          end
        end
      end
    end
  end
end