public static IngredientBinding Create(Guid ingId, Guid recipeId, Single?qty, Units usageUnit, UnitType convType, Int32 unitWeight,
Units formUnit, Single equivAmount, Units equivUnit)
{
var rawUnit = KitchenPC.Unit.GetDefaultUnitType(convType);
if (qty.HasValue && rawUnit != usageUnit)
{
if (UnitConverter.CanConvert(usageUnit, rawUnit))
{
qty = UnitConverter.Convert(qty.Value, usageUnit, rawUnit);
}
else
{
var ing = new Ingredient
{
Id = ingId,
ConversionType = convType,
UnitWeight = unitWeight
};
var form = new IngredientForm
{
FormUnitType = formUnit,
FormAmount = new Amount(equivAmount, equivUnit),
IngredientId = ingId
};
var usage = new Ingredients.IngredientUsage
{
Form = form,
Ingredient = ing,
Amount = new Amount(qty.Value, usageUnit)
};
try
{
var newAmt = FormConversion.GetNativeAmountForUsage(ing, usage);
qty = UnitConverter.Convert(newAmt.SizeHigh, newAmt.Unit, rawUnit); //Ingredient graph only stores high amounts
}
catch (Exception e)
{
throw new DataLoadException(e);
}
}
}
return(new IngredientBinding
{
RecipeId = recipeId,
IngredientId = ingId,
Qty = qty.HasValue ? (float?)Math.Round(qty.Value, 3) : null,
Unit = rawUnit
});
}
public void TestUnitConverter()
{
//CanConvert
Assert.AreEqual(false, UnitConverter.CanConvert(Units.Unit, Units.Cup));
Assert.AreEqual(false, UnitConverter.CanConvert(Units.Pound, Units.Cup));
Assert.AreEqual(true, UnitConverter.CanConvert(Units.Teaspoon, Units.Tablespoon));
Assert.AreEqual(true, UnitConverter.CanConvert(Units.Gram, Units.Ounce));
//Convert
Assert.AreEqual(16.0f, UnitConverter.Convert(2.0f, Units.Cup, Units.FluidOunce));
Assert.AreEqual(32.0f, UnitConverter.Convert(2.0f, Units.Pound, Units.Ounce));
}
public virtual IngredientAggregation AddUsage(IngredientUsage ingredient)
{
if (ingredient.Ingredient.Id != this.Ingredient.Id)
{
throw new ArgumentException("Can only call IngredientAggregation::AddUsage() on original ingredient.");
}
//Calculate new total
if (this.Amount.Unit == ingredient.Amount.Unit || UnitConverter.CanConvert(this.Amount.Unit, ingredient.Amount.Unit)) //Just add
{
this.Amount += ingredient.Amount;
}
else //Find a conversion path between Ingredient and Form
{
var amount = FormConversion.GetNativeAmountForUsage(this.Ingredient, ingredient);
this.Amount += amount;
}
return(this); // Allows AddUsage calls to be chained together
}
public Single?Amt; //Optional amount of ingredient, expressed in default units for ingredient
public PantryItem(Ingredients.IngredientUsage usage)
{
IngredientId = usage.Ingredient.Id;
//Need to convert IngredientUsage into proper Pantry form
if (usage.Amount != null)
{
var toUnit = Unit.GetDefaultUnitType(usage.Ingredient.ConversionType);
if (UnitConverter.CanConvert(usage.Form.FormUnitType, toUnit))
{
Amt = UnitConverter.Convert(usage.Amount, toUnit).SizeHigh; //Always take high amount for pantry items
}
else //Find conversion path
{
var amount = FormConversion.GetNativeAmountForUsage(usage.Ingredient, usage);
Amt = UnitConverter.Convert(amount, toUnit).SizeHigh; //Always take high amount for pantry items
}
}
else
{
Amt = null;
}
}