/// <summary>
/// Intercepts messages between BuddyBot and the user, logging them to the
/// <see cref="IChatHistoryWriter"/>.
/// </summary>
/// <param name="activity">Mandatory. Shared properties for all activities.</param>
/// <returns></returns>
public async Task LogAsync(IActivity activity)
{
if (activity.AsMessageActivity() != null)
{
ChatHistoryEntity chatHistoryEntity =
new ChatHistoryEntity($"{activity.ChannelId}:{activity.Type}", Guid.NewGuid().ToString())
{
From = activity.From.Id,
Recipient = activity.Recipient.Id,
Message = activity.AsMessageActivity().Text
};
await _chatHistoryWriter.SaveMessage(chatHistoryEntity);
}
}
public async Task SaveMessage(ChatHistoryEntity chatHistoryEntity)
{
RepositorySettings repositorySettings = new RepositorySettings();
// Retrieve the storage account from the connection string.
CloudStorageAccount storageAccount = CloudStorageAccount.Parse(
repositorySettings.ConnectionString);
// Create the table client.
CloudTableClient tableClient = storageAccount.CreateCloudTableClient();
// Create the CloudTable object that represents the "people" table.
CloudTable table = tableClient.GetTableReference(repositorySettings.ChatHistoryTableName);
// Create the table if it doesn't exist.
await table.CreateIfNotExistsAsync();
// Create the TableOperation object that inserts the chat history entity.
TableOperation insertOperation = TableOperation.Insert(chatHistoryEntity);
// Execute the insert operation.
await table.ExecuteAsync(insertOperation);
}
