//
// Display Nutrient Values in a formattable way
public List<NutrientValue> DisplayNutrientList(User user, NutrientAmount nutrientAmount)
{
var userNutrients = new HashSet<int>(user.Nutrients.Select(c => c.NutrientID));
var viewModel = new List<NutrientValue>();
Dictionary<int, decimal> groupInfo = new Dictionary<int, decimal>();
Dictionary<int, decimal> nutrientAmounts = DictionaryUnSerializer(nutrientAmount.NutrientAmounts);
foreach (var groupDatum in db.GroupData.Where(g => g.GroupID == user.GroupID))
{
groupInfo.Add(groupDatum.NutrientID, groupDatum.RDA);
}
decimal amount;
decimal amountPercentage;
foreach (var nutrient in db.Nutrients)
{
if (nutrientAmounts.ContainsKey(nutrient.NutrientID))
{
var measurement = nutrient.Measurement;
if (nutrient.Type == "v") { measurement = "%"; }
amount = 0;
amountPercentage = 0;
if (nutrientAmounts.ContainsKey(nutrient.NutrientID))
{
if (nutrient.Type == "v")
{
amount = Math.Round(nutrientAmounts[nutrient.NutrientID] / groupInfo[nutrient.NutrientID] * 100);
amountPercentage = 0;
}
else
{
amount = nutrientAmounts[nutrient.NutrientID];
if (groupInfo[nutrient.NutrientID] != 0) { amountPercentage = Math.Round(nutrientAmounts[nutrient.NutrientID] / groupInfo[nutrient.NutrientID] * 100); }
else { amountPercentage = 0; }
}
}
viewModel.Add(new NutrientValue
{
NutrientID = nutrient.NutrientID,
Name = nutrient.Name,
Amount = amount,
Measurement = measurement,
AmountPercentage = amountPercentage
});
}
}
return viewModel;
}
public ActionResult Create(User user)
{
try
{
if (ModelState.IsValid)
{
DateTime now = DateTime.Today;
// Set other default information for new user
user.PermissionsLevel = 2;
user.JoinDate = now;
// Calculate the User's Age
int age = now.Year - user.Birthday.Year;
if (user.Birthday > now.AddYears(-age)) age--;
// Groups for those under the age of 9 are gender nutral
// therefore we might have to adjust the matching parameters
char? sex = user.Sex;
if (age < 9) { sex = null; }
// Assign the user to the correct group
/*var q2 = db.Groups
.Include(i => i.GroupID)
.Where(i => i.BeginAge >= age && i.EndAge <= age && i.Sex == sex && i.SpecialOption == user.SpecialOption)
.Single();*/
user.GroupID = 7;
// Commits the new user
db.Users.Add(user);
db.SaveChanges();
// Initialize Nutrient Tracking for the user
InitializeUserTracking(user);
db.SaveChanges();
return RedirectToAction("Index");
}
}
catch (DataException)
{
}
return View(user);
}
private void PopulateTrackedNutrients(User user)
{
var userNutrients = new HashSet<int>(user.Nutrients.Select(c => c.NutrientID));
var viewModel = new List<UserTracking>();
foreach (var nutrient in db.Nutrients)
{
viewModel.Add(new UserTracking
{
NutrientID = nutrient.NutrientID,
Name = nutrient.Name,
Tracked = userNutrients.Contains(nutrient.NutrientID)
});
}
ViewBag.Nutrients = viewModel;
}
public void UpdateUserTracking(string[] selectedNutrients, User userToUpdate)
{
userToUpdate.Nutrients = new List<Nutrient>();
// The user selected 0 nutrients. For the purposes of this demo -
// That is dumb. Therefore we reset to defaults
if (selectedNutrients == null)
{
InitializeUserTracking(userToUpdate);
return;
}
var selectedNutrientsHS = new HashSet<string>(selectedNutrients);
var userNutrients = new HashSet<int>(userToUpdate.Nutrients.Select(c => c.NutrientID));
foreach (var nutrient in db.Nutrients)
{
if (selectedNutrientsHS.Contains(nutrient.NutrientID.ToString()))
{
if (!userNutrients.Contains(nutrient.NutrientID))
{
userToUpdate.Nutrients.Add(nutrient);
}
}
else
{
if (userNutrients.Contains(nutrient.NutrientID))
{
userToUpdate.Nutrients.Remove(nutrient);
}
}
}
}
// Set the User to the default
public void InitializeUserTracking(User userToUpdate)
{
userToUpdate.Nutrients = new List<Nutrient>();
foreach (var nutrient in db.Nutrients)
{
if (nutrient.DefaultTracked == true)
{
userToUpdate.Nutrients.Add(nutrient);
}
}
}
//
// Builds a list of all the user's predefined meals so they can quickly
// select them and add them as a meal
private SelectList PopulateMealsDropDownList(User user)
{
var mealsQuery = from d in db.Meals
orderby d.Name
select d.Name;
return new SelectList(mealsQuery, "MealID", "Name");
}
public List<NutrientValue> EditNutrientList(User user, NutrientAmount nutrientAmount)
{
var userNutrients = new HashSet<int>(user.Nutrients.Select(c => c.NutrientID));
var viewModel = new List<NutrientValue>();
Dictionary<int, decimal> nutrientAmounts = DictionaryUnSerializer(nutrientAmount.NutrientAmounts);
foreach (var nutrient in db.Nutrients)
{
if (userNutrients.Contains(nutrient.NutrientID))
{
var measurement = nutrient.Measurement;
if (nutrient.Type == "v") { measurement = "%"; }
decimal amount = 0;
if (nutrientAmounts.ContainsKey(nutrient.NutrientID))
{
if (nutrient.Type == "v") { amount = nutrientAmounts[nutrient.NutrientID] / nutrient.PercentageMultiplier; }
else { amount = nutrientAmounts[nutrient.NutrientID]; }
}
viewModel.Add(new NutrientValue
{
NutrientID = nutrient.NutrientID,
Name = nutrient.Name,
Amount = amount,
Measurement = measurement
});
}
}
return viewModel;
}
public List<NutrientValue> EditNutrientList(User user)
{
var userNutrients = new HashSet<int>(user.Nutrients.Select(c => c.NutrientID));
var viewModel = new List<NutrientValue>();
foreach (var nutrient in db.Nutrients)
{
if (userNutrients.Contains(nutrient.NutrientID))
{
var measurement = nutrient.Measurement;
if (nutrient.Type == "v") { measurement = "%"; }
viewModel.Add(new NutrientValue
{
NutrientID = nutrient.NutrientID,
Name = nutrient.Name,
Measurement = measurement
});
}
}
return viewModel;
}
