public void Handle(ConversationUpdated @event)
{
// As this is an update of an existing conversation, load the existing conversation
ConversationSummaryEntity conversationSummary = ConversationSummaryRepository.Load(@event.Rsn);
// Update the name
conversationSummary.Name = @event.Name;
// As this is an update of an existing conversation, pass the updated entity to the Repository to be updated and persisted
ConversationSummaryRepository.Update(conversationSummary);
// Update all message projections
// Define Query
ICollectionResultQuery <MessageQueryStrategy, MessageEntity> query = QueryFactory.CreateNewCollectionResultQuery <MessageQueryStrategy, MessageEntity>();
query.QueryStrategy.WithConversationRsn(@event.Rsn);
query.QueryStrategy.OrderByDatePosted();
// Retrieve Data
query = MessageRepository.Retrieve(query);
foreach (MessageEntity messageEntity in query.Result)
{
// Update the name
messageEntity.ConversationName = @event.Name;
// As this is an update of an existing message, pass the updated entity to the Repository to be updated and persisted
MessageRepository.Update(messageEntity);
}
}
public void Handle(CommentPosted @event)
{
// Update the message count first
// As this is an update of an existing conversation, load the existing conversation
ConversationSummaryEntity conversationSummary = ConversationSummaryRepository.Load(@event.ConversationRsn);
// Update the message count from the aggregate
conversationSummary.MessageCount = @event.CurrentMessageCount;
conversationSummary.LastUpdatedDate = @event.DatePosted;
// As this is an update of an existing conversation, pass the updated entity to the Repository to be updated and persisted
ConversationSummaryRepository.Update(conversationSummary);
MessageEntity messageEntity = new MessageEntity
{
Rsn = @event.MessageRsn,
ConversationRsn = @event.ConversationRsn,
ConversationName = @event.ConversationName,
UserRsn = @event.UserRsn,
UserName = @event.UserName,
Content = @event.Comment,
DatePosted = @event.DatePosted
};
// As this is the creation of a new comment, pass the entity to the Repository for creation and persisted
MessageRepository.Create(messageEntity);
}
public void Handle(ConversationStarted @event)
{
var conversationSummary = new ConversationSummaryEntity
{
Rsn = @event.Rsn,
Name = @event.Name,
LastUpdatedDate = @event.TimeStamp.UtcDateTime,
MessageCount = 0
};
// As this is the creation of a new conversation, pass the entity to the Repository for creation and persisted
ConversationSummaryRepository.Create(conversationSummary);
}
public void Handle(ConversationDeleted @event)
{
// As this is a delete of an existing conversation, load the existing conversation
ConversationSummaryEntity conversationSummary = ConversationSummaryRepository.Load(@event.Rsn);
// This will logically delete the conversation so it can be retrieved in a list of deleted conversations to be un-deleted.
ConversationSummaryRepository.Delete(conversationSummary);
// Update all message projections
// Define Query
ICollectionResultQuery <MessageQueryStrategy, MessageEntity> query = QueryFactory.CreateNewCollectionResultQuery <MessageQueryStrategy, MessageEntity>();
query.QueryStrategy.WithConversationRsn(@event.Rsn);
query.QueryStrategy.OrderByDatePosted();
// Retrieve Data
query = MessageRepository.Retrieve(query);
foreach (MessageEntity messageEntity in query.Result)
{
// This will logically delete the message so it can be retrieved in a list of deleted messages to be un-deleted.
MessageRepository.Delete(messageEntity);
}
}
