rows property

List<List> get rows

Implementation

List<List> get rows {
  var colLen = -1;
  if (columns != null) {
    colLen = columns!.length;
  }
  if (_rows == null) {
    _rows = [];
    if (updates == null) {
      return _rows!;
    }
    for (Object obj in updates!) {
      late List<dynamic> row;
      if (obj is List) {
        if (obj.length < colLen) {
          row = obj.toList();
          for (var i = obj.length; i < colLen; ++i) {
            row.add(columns?[i].defaultValue);
          }
        } else if (obj.length > colLen) {
          if (colLen == -1) {
            // when column is unknown, just return all values
            row = obj.toList();
          } else {
            row = obj.sublist(0, colLen);
          }
        } else {
          row = obj;
        }
      } else if (obj is Map) {
        row = <dynamic>[];
        if (columns == null) {
          var map = obj;
          var keys = map.keys.map((dynamic k) => k.toString()).toList();
          columns = keys.map((x) => TableColumn(x, 'dynamic')).toList();
        }

        if (columns != null) {
          for (var column in columns!) {
            if (obj.containsKey(column.name)) {
              row.add(obj[column.name]);
            } else {
              row.add(column.defaultValue);
            }
          }
        }
      }
      _rows?.add(row);
    }
  }
  return _rows!;
}