public virtual void AddModelPart(object part, MessageContext messageContext, string name = null)
{
Guard.NotNull(part, nameof(part));
Guard.NotNull(messageContext, nameof(messageContext));
var model = messageContext.Model;
name = name.NullEmpty() ?? ResolveModelName(part);
object modelPart = null;
switch (part)
{
case INamedModelPart x:
modelPart = x;
break;
case IModelPart x:
MergeModelBag(x, model, messageContext);
break;
case Order x:
modelPart = CreateModelPart(x, messageContext);
break;
case Product x:
modelPart = CreateModelPart(x, messageContext);
break;
case Customer x:
modelPart = CreateModelPart(x, messageContext);
break;
case Address x:
modelPart = CreateModelPart(x, messageContext);
break;
case Shipment x:
modelPart = CreateModelPart(x, messageContext);
break;
case OrderNote x:
modelPart = CreateModelPart(x, messageContext);
break;
case RecurringPayment x:
modelPart = CreateModelPart(x, messageContext);
break;
case ReturnRequest x:
modelPart = CreateModelPart(x, messageContext);
break;
case GiftCard x:
modelPart = CreateModelPart(x, messageContext);
break;
case NewsLetterSubscription x:
modelPart = CreateModelPart(x, messageContext);
break;
case Campaign x:
modelPart = CreateModelPart(x, messageContext);
break;
case ProductReview x:
modelPart = CreateModelPart(x, messageContext);
break;
case BlogComment x:
modelPart = CreateModelPart(x, messageContext);
break;
case NewsComment x:
modelPart = CreateModelPart(x, messageContext);
break;
case ForumTopic x:
modelPart = CreateModelPart(x, messageContext);
break;
case ForumPost x:
modelPart = CreateModelPart(x, messageContext);
break;
case Forum x:
modelPart = CreateModelPart(x, messageContext);
break;
case PrivateMessage x:
modelPart = CreateModelPart(x, messageContext);
break;
case IEnumerable <GenericAttribute> x:
modelPart = CreateModelPart(x, messageContext);
break;
case PollVotingRecord x:
modelPart = CreateModelPart(x, messageContext);
break;
case ProductReviewHelpfulness x:
modelPart = CreateModelPart(x, messageContext);
break;
case ForumSubscription x:
modelPart = CreateModelPart(x, messageContext);
break;
case BackInStockSubscription x:
modelPart = CreateModelPart(x, messageContext);
break;
default:
var partType = part.GetType();
modelPart = part;
if (partType.IsPlainObjectType() && !partType.IsAnonymous())
{
var evt = new MessageModelPartMappingEvent(part);
_services.EventPublisher.Publish(evt);
if (evt.Result != null && !object.ReferenceEquals(evt.Result, part))
{
modelPart = evt.Result;
name = evt.ModelPartName.NullEmpty() ?? ResolveModelName(evt.Result) ?? name;
}
else
{
modelPart = part;
}
modelPart = evt.Result ?? part;
name = evt.ModelPartName.NullEmpty() ?? name;
}
break;
}
if (modelPart != null)
{
if (name.IsEmpty())
{
throw new SmartException($"Could not resolve a model key for part '{modelPart.GetType().Name}'. Use an instance of 'NamedModelPart' class to pass model with name.");
}
if (model.TryGetValue(name, out var existing))
{
// A model part with the same name exists in model already...
if (existing is IDictionary <string, object> x)
{
// but it's a dictionary which we can easily merge with
x.Merge(FastProperty.ObjectToDictionary(modelPart), true);
}
else
{
// Wrap in HybridExpando and merge
var he = new HybridExpando(existing, true);
he.Merge(FastProperty.ObjectToDictionary(modelPart), true);
model[name] = he;
}
}
else
{
// Put part to model as new property
model[name] = modelPart;
}
}
}
protected virtual void MergeModelBag(IModelPart part, IDictionary <string, object> model, MessageContext messageContext)
{
if (!(model.Get("Bag") is IDictionary <string, object> bag))
{
model["Bag"] = bag = new Dictionary <string, object>();
}
var source = part as IDictionary <string, object>;
bag.Merge(source);
}
protected virtual object CreateModelPart(IEnumerable <GenericAttribute> part, MessageContext messageContext)
{
Guard.NotNull(messageContext, nameof(messageContext));
Guard.NotNull(part, nameof(part));
var m = new Dictionary <string, object>();
foreach (var attr in part)
{
m[attr.Key] = attr.Value;
}
PublishModelPartCreatedEvent <IEnumerable <GenericAttribute> >(part, m);
return(m);
}
