function getIntervalMapping()

in scripts/dashboard-importer/src/dashboards/converter/template_variables/interval.ts [20:42]

• 22 lines of code
• 9 McCabe index (conditional complexity)

function getIntervalMapping(tv: TemplateVariable): Result<[string, string]> {
  if (tv.type !== 'interval') {
    return warning([
      `getIntervalMapping received type ${tv.type} instead of interval`,
    ]);
  }

  const name = tv.name;
  const options = tv.options || [];
  const tvCurrentValue =
    typeof tv.current?.value === 'string' ? tv.current?.value : '';
  const selectedValue =
    options.filter((option) => option.selected)[0]?.value ||
    tvCurrentValue ||
    options[0]?.value;
  if (selectedValue === undefined) {
    return warning([`No suitable mapping found for template variable ${name}`]);
  }
  if (selectedValue.startsWith('$')) {
    return success([name, '${__interval}']);
  }
  return success([name, selectedValue]);
}