private static void LoadDefaultForm(MatchData matchdata, IngredientUsage result, DefaultPairings pairings)
{
if (matchdata.Unit == null || matchdata.Unit.Unit == Units.Unit)
//TODO: Is second part necessary? Only Units.Unit would be custom form types, and we'd have errored out already if that didn't match
{
result.Form = pairings.Unit;
NlpTracer.ConditionalTrace(pairings.HasUnit, TraceLevel.Debug,
"[BuildResult] Linking to default Unit paired form {0}", pairings.Unit);
}
else
{
switch (Unit.GetConvType(matchdata.Unit.Unit))
{
case UnitType.Volume:
result.Form = pairings.Volume;
NlpTracer.ConditionalTrace(pairings.HasVolume, TraceLevel.Debug,
"[BuildResult] Linking to default paired Volume form {0}", pairings.Volume);
break;
case UnitType.Weight:
result.Form = pairings.Weight;
NlpTracer.ConditionalTrace(pairings.HasWeight, TraceLevel.Debug,
"[BuildResult] Linking to default paired Weight form {0}", pairings.Weight);
break;
}
}
if (result.Form == null && result.Amount.Unit == Units.Ounce && pairings.HasVolume)
//Try as FluidOunces because so many recipes use oz when they mean fl oz
{
result.Form = pairings.Volume;
result.Amount.Unit = Units.FluidOunce;
NlpTracer.Trace(TraceLevel.Debug,
"[BuildResult] Interpretting reference to Ounces as Fluid Ounces and linking to volumetric form {0}",
pairings.Volume);
}
if (result.Form == null)
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Could not find any default pairing for the unit type: {0}",
result.Amount.Unit);
}
}
/// <summary>Assembles a Result baesd on NLP match data for a given template.</summary>
/// <param name="template">A passing NLP template that yieled match data</param>
/// <param name="input">The original input string that was parsed</param>
/// <param name="matchdata">Match data generated from the specified NLP template</param>
/// <returns>Result describing the generated KitchenPC IngredientUsage or error code if usage could not be generated</returns>
public static Result BuildResult(Template template, string input, MatchData matchdata)
{
var result = new IngredientUsage(); //Use this to hold partial matching data, but throw away if not a complete match.
var ingName = (matchdata.Ingredient.Parent == null) ? matchdata.Ingredient.IngredientName : matchdata.Ingredient.Parent.IngredientName;
result.Ingredient = new Ingredient(matchdata.Ingredient.Id, ingName);
result.Ingredient.ConversionType = matchdata.Ingredient.ConversionType;
result.Ingredient.UnitWeight = matchdata.Ingredient.UnitWeight;
result.Amount = matchdata.Amount;
result.PrepNote = matchdata.Preps.HasValue ? matchdata.Preps.ToString() : template.DefaultPrep;
var pairings = matchdata.Ingredient.Pairings;
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Ingredient: {0}", matchdata.Ingredient.IngredientName);
if (matchdata.Ingredient.Parent != null)
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Re-Link to Root Ingredient: {0}", matchdata.Ingredient.Parent.IngredientName);
}
if (template.AllowPartial && matchdata.Amount == null) //No amount, any forms are now irrelevant
{
return(new PartialMatch(input, result.Ingredient, result.PrepNote));
}
//If we parsed a custom unit (heads of lettuce), check if there's a mapping for that unit name to the ingredient and use that form
if (matchdata.Unit is CustomUnitNode)
{
IngredientForm form;
if (UnitSynonyms.TryGetFormForIngredient(matchdata.Unit.Name, matchdata.Ingredient.Id, out form))
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Based on unit name {0}, linking to form id {1}", matchdata.Unit.Name, form.FormId);
result.Form = form;
}
else
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] ERROR: Unable to find link between unit '{0}' and ingredient '{1}'.", matchdata.Unit.Name, result.Ingredient.Name);
return(new NoMatch(input, MatchResult.UnknownUnit)); //User specified a custom form that is not in any way linked to this ingredient, this is an error condition
}
}
else
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] No custom unit found, so cannot get form based on unit.");
}
//If we parsed a form alias (shredded), lookup the FormID from the formname/ingredient map (will override unit alias)
if (matchdata.Form != null)
{
IngredientForm form;
if (FormSynonyms.TryGetFormForIngredient(matchdata.Form.FormName, matchdata.Ingredient.Id, out form))
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Based on reference to form {0}, linking to form id {1}", matchdata.Form.FormName, form.FormId);
result.Form = form;
}
else
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] ERROR: Unable to find link between form '{0}' and ingredient '{1}.", matchdata.Form.FormName, result.Ingredient.Name);
return(new NoMatch(input, MatchResult.UnknownForm)); //User specified a form that is not in any way linked to this ingredient, this is an error condition
}
}
else
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] No known form found, so cannot get form based on form synonym.");
}
if (result.Form == null) //Load default form for parsed unit type
{
if (matchdata.Unit == null || matchdata.Unit.Unit == Units.Unit) //TODO: Is second part necessary? Only Units.Unit would be custom form types, and we'd have errored out already if that didn't match
{
result.Form = pairings.Unit;
NlpTracer.ConditionalTrace(pairings.HasUnit, TraceLevel.Debug, "[BuildResult] Linking to default Unit paired form {0}", pairings.Unit);
}
else
{
switch (Unit.GetConvType(matchdata.Unit.Unit))
{
case UnitType.Volume:
result.Form = pairings.Volume;
NlpTracer.ConditionalTrace(pairings.HasVolume, TraceLevel.Debug, "[BuildResult] Linking to default paired Volume form {0}", pairings.Volume);
break;
case UnitType.Weight:
result.Form = pairings.Weight;
NlpTracer.ConditionalTrace(pairings.HasWeight, TraceLevel.Debug, "[BuildResult] Linking to default paired Weight form {0}", pairings.Weight);
break;
}
}
if (result.Form == null && result.Amount.Unit == Units.Ounce && pairings.HasVolume) //Try as FluidOunces because so many recipes use oz when they mean fl oz
{
result.Form = pairings.Volume;
result.Amount.Unit = Units.FluidOunce;
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Interpretting reference to Ounces as Fluid Ounces and linking to volumetric form {0}", pairings.Volume);
}
if (result.Form == null)
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Could not find any default pairing for the unit type: {0}", result.Amount.Unit);
}
}
//If we've loaded a form type and they're compatible, return match
var parsedType = Unit.GetConvType(result.Amount.Unit);
if (result.Form != null && parsedType == Unit.GetConvType(result.Form.FormUnitType))
{
NlpTracer.Trace(TraceLevel.Info, "[BuildResult] SUCCESS: Linked form is compatible with usage reference.");
return(new Match(input, result));
}
// **************************
// *** ANOMALOUS PARSING ****
// **************************
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Running anomalous parsing.");
// Prep to form fall-through: Allow prep to clarify form with volumetric usages if no default pairing is known, eg: 3 cups apples, chopped --> apples (chopped) : 3 cups
// TODO: If matchdata has multiple prep notes, we either need to only parse the user entered one or avoid duplicate matches
if (parsedType == UnitType.Volume && matchdata.Preps.HasValue)
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Checking for form matching prep note: {0}", matchdata.Preps);
IngredientForm form;
if (FormSynonyms.TryGetFormForPrep(matchdata.Preps, matchdata.Ingredient, true, out form))
{
result.Form = form;
if (parsedType == Unit.GetConvType(result.Form.FormUnitType))
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] SUCCESS: Found matching volumetric form, allowing prep to form fall-through.");
result.PrepNote = matchdata.Preps.ToString();
return(new AnomalousMatch(input, AnomalousResult.Fallthrough, result));
}
else
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Found matching form, but form is not compatible with volumetric usage.");
}
}
}
else
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Could not clarify form through prep note, since unit type is not volumetric or there is no prep note.");
}
// Auto Form Conversion: If we can make a valid assumption about a form even if unit type is incompatible, we can convert to another form, eg: 5oz shredded cheese --> cheese: 5oz (shredded)
if (result.Form != null)
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Form and unit incompatible - attempting to auto-convert form {0}", result.Form);
var formType = Unit.GetConvType(result.Form.FormUnitType);
if (parsedType == UnitType.Weight && formType == UnitType.Volume && pairings.HasWeight) //Something like 3oz shredded cheddar cheese, we need to use a weight form and set prep note
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] SUCCESS: Converting to default weight pairing, and setting prep note to: {0}", result.Form.FormDisplayName);
result.PrepNote = result.Form.FormDisplayName;
result.Form = pairings.Weight;
return(new AnomalousMatch(input, AnomalousResult.AutoConvert, result));
}
else if (parsedType == UnitType.Unit && formType == UnitType.Volume) //Something like 3 mashed bananas
{
if (pairings.HasUnit && (matchdata.Unit == null || String.IsNullOrEmpty(matchdata.Unit.Name))) //No custom unit, just use default pairing
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] SUCCESS: Converting to default unit pairing, and setting prep note to: {0}", result.Form.FormDisplayName);
result.PrepNote = result.Form.FormDisplayName;
result.Form = pairings.Unit;
return(new AnomalousMatch(input, AnomalousResult.AutoConvert, result));
}
if (matchdata.Unit != null && false == String.IsNullOrEmpty(matchdata.Unit.Name)) //We have a custom unit
{
IngredientForm form;
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Attempting to convert volumetric usage to unit form for custom unit: {0}", matchdata.Unit.Name);
if (UnitSynonyms.TryGetFormForIngredient(matchdata.Unit.Name, matchdata.Ingredient.Id, out form))
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] SUCCESS: Converting to custom unit pairing, and setting prep note to: {0}", result.Form.FormDisplayName);
result.PrepNote = result.Form.FormDisplayName;
result.Form = form;
return(new AnomalousMatch(input, AnomalousResult.AutoConvert, result));
}
}
}
}
else
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] Could not auto-convert form since there is no form to convert.");
}
//Error out
if (result.Form == null) //Still have not found a form, we give up now
{
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] ERROR: Anomalous parsing could still not find a form for this usage.");
return(new NoMatch(input, MatchResult.NoForm)); //No default form pairings, so return NoForm
}
NlpTracer.Trace(TraceLevel.Debug, "[BuildResult] ERROR: Anomalous parsing could not fix form/unit incompatibility.");
return(new NoMatch(input, MatchResult.IncompatibleForm));
}