VitalApp/lib/managers/interfaces/models/excel_data.dart

import 'dart:convert';

class ExcelDataItem {
  String value;

  String key;

  String? des;

  String? unit;

  String? identifier;

  String? referenceRange;

  ExcelDataItem({
    required this.value,
    required this.key,
    this.des,
    this.unit,
    this.identifier,
    this.referenceRange,
  });
}

class ExcelDataRecord {
  ///一条记录中的所有项，包含：值、单位、参考范围、描述等
  List<ExcelDataItem> excelDatas;

  ExcelDataRecord(this.excelDatas);

  String toJson(List<String> keys) {
    Map<String, String> formValues = {};

    var datas =
        excelDatas.where((element) => keys.contains(element.key)).toList();
    for (var d in datas) {
      formValues[d.key] = d.value;
    }
    return jsonEncode(formValues);
  }
}