getDistanceByProviderId function
Implementation
double getDistanceByProviderId(String _providerId){
var _provider = getProviderById(_providerId);
if (_provider != null){
double d = 0;
if (distanceUnit == "km")
d = _provider.distanceToUser/1000;
else
d = _provider.distanceToUser/1609.32;
if (d != 0){
if (d > 10)
return d;
else
return d;
}
}
return double.infinity;
}