public void UpdateRequiredIngredients()
{
RequiredAmounts.Clear();
foreach (IngredientAmount amount in _totalRequiredAmounts)
{
if (amount.Amount > amount.Ingredient.InStoreAmount)
{
IngredientAmount updatedAmount = GetAmount(RequiredAmounts, amount.Ingredient);
updatedAmount.Amount = amount.Amount - amount.Ingredient.InStoreAmount;
}
else
{
IngredientAmount deleteAmount = RequiredAmounts.FirstOrDefault(
i => i.Ingredient.Id == amount.Ingredient.Id);
if (deleteAmount != null)
{
RequiredAmounts.Remove(deleteAmount);
}
}
}
}
public void GetIngredientsRequests()
{
// Remove current list of required ingredients
_totalRequiredAmounts.Clear();
RequiredAmounts.Clear();
// Get all meals in selected time range
DateTime endDate = _startDate.AddDays(ShowDays);
var plannedMeals = new ObservableCollection <Meal>(
Items.Where(it => it.MealTime.Day.Date >= _startDate.Date && it.MealTime.Day.Date <= endDate.Date));
// For each meal update list of required ingredients
foreach (var meal in plannedMeals)
{
foreach (var mealIngredient in meal.Recipe.Ingredients)
{
var requiredIngr = GetAmount(_totalRequiredAmounts, mealIngredient.Ingredient);
requiredIngr.Amount += meal.Count * mealIngredient.Amount;
}
}
UpdateRequiredIngredients();
}