healthcare-frontend/lib/models/bmi_history_model.dart

import 'package:flutter/material.dart';
import 'package:healthcare_user/common/settings.dart';
import 'package:intl/intl.dart';


class BmiHistoryModel {
  String bmiValue = '';
  String height= '';
  String weight= '';
  String date= '';
  String actualDate= '';
  String displayDate='';
  DateTime dateForFilter=new DateTime.now();
  String bmiInfoId = '';
  String bmiText = '';
  Color bmiTextColor = Colors.black;
  var number1;
  var number2;

  BmiHistoryModel();

  factory BmiHistoryModel.fromJson(Map<String, dynamic> json){
    BmiHistoryModel rtvm = new BmiHistoryModel();

    rtvm.bmiValue = json['bmivalue'].toString() ?? '';
    rtvm.bmiInfoId = json['bmiinfoid'].toString() ?? '';
    rtvm.height = json['height'].toString() ?? '';
    rtvm.weight = json['weight'].toString() ?? '';
    rtvm.number1 = double.parse( rtvm.bmiValue);
    rtvm.number2 = double.parse( rtvm.bmiValue);
    rtvm.date = json['createdAt'].toString() ?? '';
    rtvm.actualDate = json['date'].toString() ?? '';
    rtvm.dateForFilter = DateFormat('dd-MM-yyyy').parse(rtvm.actualDate);
    if(double.parse(rtvm.bmiValue)<18.5){
      rtvm.bmiText='Underweight';
      rtvm.bmiTextColor=Colors.red;
    }
    else if(double.parse(rtvm.bmiValue)>=18.5&&double.parse(rtvm.bmiValue)<=24.9){
      rtvm.bmiText='Normal weight';
      rtvm.bmiTextColor=buttonColors;
    }
    else if(double.parse(rtvm.bmiValue)>=25&&double.parse(rtvm.bmiValue)<=29.9){
      rtvm.bmiText='Overweight';
      rtvm.bmiTextColor=Colors.red;
    }
    else if(double.parse(rtvm.bmiValue)>=30){
      rtvm.bmiText='Obesity';
      rtvm.bmiTextColor=Colors.red;
    }


    return rtvm;
  }

}