parse static method

String parse(String template, List<TemplateModel> models)

Implementation

static String parse(
  String template,
  List<TemplateModel> models,
) {
  ///Return empty if provided template is empty.
  if (template.isEmpty) {
    return '';
  }

  ///Return provided temlate if models is empty.
  if (models.isEmpty) {
    return template;
  }

  /// Checked variables in any whitespaces by regex.
  final variableList = regExp.allMatches(template).toList();

  /// Removed whitespaces here.
  if (variableList.isNotEmpty) {
    for (final variable in variableList) {
      var key = variable[1].toString();
      template = template.replaceAll(key, replaceCacheValue);
      key = key.replaceAll('{{', '').replaceAll('}}', '');
      key = '{{${key.trim()}}}';
      template = template.replaceAll(replaceCacheValue, key);
    }
  }

  /// Replaces variable with value.
  for (final model in models) {
    if (model.variable.trim().isNotEmpty) {
      final key = '{{${model.variable.trim()}}}';
      template = template.replaceAll(key, model.value);
    }
  }

  ///Return parse template
  return template;
}