namespace PollutometerWebApi.Models { public class Aqi { double _value; public string GasName { get; set; } public double Value { get { return _value; } set { _value = value; if (_value >= 0 && _value <= 50) Level = "Good"; else if (_value >= 51 && _value <= 100) Level = "Moderate"; else if (_value >= 101 && _value <= 150) Level = "Unhealthy for Sensitive Groups"; else if (_value >= 151 && _value <= 200) Level = "Unhealthy"; else if (_value >= 201 && _value <= 300) Level = "Very Unhealthy"; else if (_value >= 301 && _value <= 500) Level = "Hazardous"; } } public string Level { get; set; } } }