class ReportData {
  String id;
  String productName;
  String productId;
  int balanceQty;

  ReportData({this.id, this.productName, this.productId, this.balanceQty});

  factory ReportData.fromJson(Map<String, dynamic> json, String qty) {
    var _qty = 0;
    try {
      _qty = json[qty];
    } catch (e) {}
    return ReportData(
      id: json['id'],
      productName: json['product_name'],
      productId: json['product_id'],
      balanceQty: _qty,
    );
  }
}