public ActionResult AutoCalcCalories(string date, int?route, double?distance)
{
WeightData weight = null;
if (HttpContext.HasValidUserAccount(dataCache) && date != null)
{
var userAccount = HttpContext.UserAccount(dataCache);
DateTime onDate;
if (!DateTime.TryParseExact(date, "ddd, d MMM yyyy HH':'mm':'ss 'UTC'", null, DateTimeStyles.AssumeUniversal, out onDate))
{
onDate = DateTime.UtcNow;
}
weight = ProfileModel.DefaultWeightData();
var userPref = ((object)userAccount).UserPrefs().Latest(onDate);
if (userPref != null)
{
weight.Units = userPref.WeightUnits;
switch (weight.Units)
{
case "kg":
weight.Kg = userPref.Weight;
break;
case "lbs":
case "st":
weight.Lbs = userPref.Weight;
weight.Units = "lbs";
break;
}
weight.UpdateFromUnits();
if (userPref.WeightUnits == "st")
{
weight.Units = "st";
}
}
}
if (weight == null || weight.UnitWeight == 0 || (!route.HasValue && !distance.HasValue))
{
return(Json(new { Result = false }));
}
Distance actualDistance = null;
if (route.HasValue && route.Value > 0)
{
var dbRoute = MassiveDB.Current.FindRoute(route.Value);
if (dbRoute != null)
{
actualDistance = new Distance((double)dbRoute.Distance, (DistanceUnits)dbRoute.DistanceUnits).ConvertTo(HttpContext.UserDistanceUnits(dataCache));
}
}
if (distance.HasValue && distance.Value > 0)
{
actualDistance = new Distance(distance.Value, HttpContext.UserDistanceUnits(dataCache));
}
if (actualDistance == null)
{
return(Json(new { Result = false }));
}
return(Json(new { Result = true, Calories = caloriesCalc.Calculate(actualDistance, weight) }));
}
