asMap method
Returns the object data as a map like Map<String, dynamic>.
Implementation
@override
Map<String, Object?> asMap() {
final map = {
'name': name,
'rvr_low': _rvrLow,
'low_range': _lowRange.asMap(),
'rvr_high': _rvrHigh,
'high_range': _highRange.asMap(),
'trend': trend,
};
map.addAll(super.asMap());
return map;
}