public async Task <ICommandResult <TEntity> > CreateAsync(TEntity model)
{
var result = new CommandResult <TEntity>();
// Validate
if (model.Id > 0)
{
return(result.Failed(new CommandError($"{nameof(model.Id)} cannot be greater than zero when creating an entity")));
}
if (model.FeatureId == 0)
{
throw new ArgumentOutOfRangeException(nameof(model.FeatureId));
}
if (String.IsNullOrWhiteSpace(model.Title))
{
throw new ArgumentNullException(nameof(model.Title));
}
if (String.IsNullOrWhiteSpace(model.Message))
{
throw new ArgumentNullException(nameof(model.Message));
}
if (model.CreatedDate == null)
{
throw new ArgumentNullException(nameof(model.CreatedDate));
}
// Parse Html and message abstract
model.Html = await ParseEntityHtml(model.Message);
model.Abstract = await ParseEntityAbstract(model.Message);
model.Urls = await ParseEntityUrls(model.Html);
model.Alias = await ParseEntityAlias(model.Title);
// Parse totals
model.TotalWords = model.Message.TotalWords();
// Raise creating event
Creating?.Invoke(this, new EntityEventArgs <TEntity>(model));
// Invoke EntityCreating subscriptions
foreach (var handler in _broker.Pub <TEntity>(this, "EntityCreating"))
{
model = await handler.Invoke(new Message <TEntity>(model, this));
}
var entity = await _entityStore.CreateAsync(model);
if (entity != null)
{
// Raise created event
Created?.Invoke(this, new EntityEventArgs <TEntity>(entity));
// Invoke EntityCreated subscriptions
foreach (var handler in _broker.Pub <TEntity>(this, "EntityCreated"))
{
entity = await handler.Invoke(new Message <TEntity>(entity, this));
}
// Return success
return(result.Success(entity));
}
return(result.Failed(new CommandError("An unknown error occurred whilst attempting to create an eneity")));
}
