public async Task SetValueAsync(IDeferredItem <TItem> item, object deserializedValue, IDataTransaction dataTransaction)
{
IEngineRepository <TNav> navRepository = new NavigationItemRepository <TItem, TNav>(item, _navTools.NavExpression, _navTools.Setter);
var itemData = new RestItemData(deserializedValue);
var navLocatorCreator = new NavigationItemLocatorCreator <TNav>(_subContext);
DeferredItemBase <TNav> deferredItem = await navLocatorCreator.LocateOrCreateItemAsync(navRepository, itemData, item.LoadAsync);
try
{
IDataTransaction transaction = new VoidTransaction(); // we commit the transaction in the parent. TODO optional save-as-you-go ?
var navContext = new FullEngineContext <TNav>(transaction, navRepository, _subContext);
var navEngineItem = new EngineRestItem <TNav>(navContext, deferredItem);
Acknowledgment acknowledgment = await navEngineItem.EditAsync(itemData);
}
catch (RestApiException ex)
{
throw new SubWriterException(ex, item);
}
}
public async Task SetValueAsync(IDeferredItem <TItem> item, object deserializedValue, IDataTransaction dataTransaction)
{
IEngineRepository <TNav> navRepository = new NavigationCollectionRepository <TItem, TCollection, TNav>(item, _navTools.NavExpression, _navTools.Setter);
IDataTransaction transaction = new VoidTransaction(); // we commit the transaction in the parent. TODO optional save-as-you-go ?
var navContext = new FullEngineContext <TNav>(transaction, navRepository, _subContext);
var navLocatorCreator = new NavigationItemLocatorCreator <TNav>(_subContext);
IEnumerable deserializedCollection = (IEnumerable)deserializedValue; // todo null ?
foreach (object deserializedItem in deserializedCollection)
{
var itemData = new RestItemData(deserializedItem);
DeferredItemBase <TNav> deferredItem = await navLocatorCreator.LocateOrCreateItemAsync(navRepository, itemData, item.LoadAsync);
var navEngineItem = new EngineRestItem <TNav>(navContext, deferredItem);
Acknowledgment acknowledgment = await navEngineItem.EditAsync(itemData);
}
// TODO: remove items that were not located?
}
