package gw.rating.rtm.domain

/**
 * Base class for handling Excel/XML Rate Book export
 */
abstract class RateBookExportVisitor implements RateBookVisitor {

  var _result : RateBookExportResult as RateBookExportResult
  var _itemsProcessed = 0


  function updateExportCompletionPercentage(processedCount : int) {
    if (_result != null) {
      var totalItemsToProcess = _result.RateBook.TotalItemsToProcessInRateBookExport
      // Update progress one tenth of the time to improve performance.
      if (processedCount % 10 == 0 || processedCount >= totalItemsToProcess) {
        var percentage = (processedCount * 100) / totalItemsToProcess
        _result.CompletionPercentage = percentage > 100 ? 100 : percentage
        _result.Bundle.commit()
      }
    }
  }

  //Calculates and updates completion percentage for the progress bars involved in Rate Book excel/XML export
  function progressToNextItem() {
    _itemsProcessed++
    updateExportCompletionPercentage(_itemsProcessed)
  }
}