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 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;
}
}
public void TestFormConverter()
{
//Form conversions (Unit ingredients)
var unitIng = new Ingredient()
{
ConversionType = UnitType.Unit, UnitWeight = 200
}; //Ingredient sold by units (unit weighs 200g)
var unitIng_UnitForm = new IngredientForm()
{
FormAmount = new Amount(50, Units.Gram), ConversionMultiplier = 1, FormUnitType = Units.Unit
}; //Form expressed in units (unit in this form weighs 50g)
var unitIng_WeightForm = new IngredientForm()
{
ConversionMultiplier = 1, FormUnitType = Units.Ounce
}; //Form expressed by weight
var unitIng_VolForm = new IngredientForm()
{
FormUnitType = Units.Cup, ConversionMultiplier = 1, FormAmount = new Amount(20, Units.Gram)
}; //Each cup weighs 20g)
var unitIng_UnitUsage = new IngredientUsage()
{
Amount = new Amount(4, Units.Unit), Form = unitIng_UnitForm, Ingredient = unitIng
};
var unitIng_WeightUsage = new IngredientUsage()
{
Amount = new Amount(300, Units.Gram), Form = unitIng_WeightForm, Ingredient = unitIng
};
var unitIng_VolUsage = new IngredientUsage()
{
Amount = new Amount(160, Units.Tablespoon), Form = unitIng_VolForm, Ingredient = unitIng
}; //10 cups
var unitIng_UnitAmt = FormConversion.GetNativeAmountForUsage(unitIng, unitIng_UnitUsage);
var unitIng_WeightAmt = FormConversion.GetNativeAmountForUsage(unitIng, unitIng_WeightUsage);
var unitIng_VolAmt = FormConversion.GetNativeAmountForUsage(unitIng, unitIng_VolUsage);
Assert.AreEqual(1.0f, unitIng_UnitAmt.SizeHigh); //4 units in this form should convert to 1 unit of ingredient
Assert.AreEqual(Units.Unit, unitIng_UnitAmt.Unit);
Assert.AreEqual(2.0f, unitIng_WeightAmt.SizeHigh); //300g of this form should convert to 1.5 units of ingredient, however we round up to whole units
Assert.AreEqual(Units.Unit, unitIng_WeightAmt.Unit);
//TODO: Fix
//Assert.AreEqual(1.0f, unitIng_VolAmt.SizeHigh); //10 cups of this form should convert to 1 unit of ingredient
//Assert.AreEqual(Units.Unit, unitIng_VolAmt.Unit);
//Form conversions (Volume ingredients)
var volIng = new Ingredient()
{
ConversionType = UnitType.Volume
}; //Ingredient sold by volume
var volIng_UnitForm = new IngredientForm()
{
FormUnitType = Units.Unit, ConversionMultiplier = 1, FormAmount = new Amount(5, Units.Teaspoon)
};
var volIng_WeightForm = new IngredientForm()
{
FormUnitType = Units.Ounce, ConversionMultiplier = 1, FormAmount = new Amount(2, Units.Teaspoon)
};
var volIng_UnitUsage = new IngredientUsage()
{
Amount = new Amount(2, Units.Unit), Form = volIng_UnitForm, Ingredient = volIng
};
var volIng_WeightUsage = new IngredientUsage()
{
Amount = new Amount(0.25f, Units.Pound), Form = volIng_WeightForm, Ingredient = volIng
}; //4oz
var volIng_UnitAmt = FormConversion.GetNativeAmountForUsage(volIng, volIng_UnitUsage);
var volIng_WeightAmt = FormConversion.GetNativeAmountForUsage(volIng, volIng_WeightUsage);
Assert.AreEqual(10.0f, volIng_UnitAmt.SizeHigh);
Assert.AreEqual(Units.Teaspoon, volIng_UnitAmt.Unit);
Assert.AreEqual(8.0f, volIng_WeightAmt.SizeHigh);
Assert.AreEqual(Units.Teaspoon, volIng_WeightAmt.Unit);
//Form conversions (Weight ingredients)
var weightIng = new Ingredient()
{
ConversionType = UnitType.Weight
}; //Ingredient sold by weight
var weightIng_UnitForm = new IngredientForm()
{
ConversionMultiplier = 1, FormUnitType = Units.Unit, FormAmount = new Amount(100, Units.Gram)
};
var weightIng_VolForm = new IngredientForm()
{
ConversionMultiplier = 1, FormUnitType = Units.Cup, FormAmount = new Amount(50, Units.Gram)
};
var weightIng_UnitUsage = new IngredientUsage()
{
Amount = new Amount(5, Units.Unit), Form = weightIng_UnitForm, Ingredient = weightIng
};
var weightIng_VolUsage = new IngredientUsage()
{
Amount = new Amount(144, Units.Teaspoon), Form = weightIng_VolForm, Ingredient = weightIng
}; //3 cups
var weightIng_UnitAmt = FormConversion.GetNativeAmountForUsage(weightIng, weightIng_UnitUsage);
var weightIng_VolAmt = FormConversion.GetNativeAmountForUsage(weightIng, weightIng_VolUsage);
Assert.AreEqual(500.0f, weightIng_UnitAmt.SizeHigh);
Assert.AreEqual(Units.Gram, weightIng_UnitAmt.Unit);
Assert.AreEqual(150.0f, weightIng_VolAmt.SizeHigh);
Assert.AreEqual(Units.Gram, weightIng_VolAmt.Unit);
}