/// <summary>
/// Standard BotBuilder adapter method to send a message from the bot to the messaging API.
/// </summary>
/// <param name="turnContext">A TurnContext representing the current incoming message and environment.</param>
/// <param name="activities">An array of outgoing activities to be sent back to the messaging API.</param>
/// <param name="cancellationToken">A cancellation token for the task.</param>
/// <returns>An array of <see cref="ResourceResponse"/> objects containing the IDs that Slack assigned to the sent messages.</returns>
public override async Task <ResourceResponse[]> SendActivitiesAsync(ITurnContext turnContext, Activity[] activities, CancellationToken cancellationToken)
{
if (turnContext == null)
{
throw new ArgumentNullException(nameof(turnContext));
}
if (activities == null)
{
throw new ArgumentNullException(nameof(activities));
}
var responses = new List <ResourceResponse>();
foreach (var activity in activities)
{
if (activity.Type != ActivityTypes.Message)
{
_logger.LogTrace($"Unsupported Activity Type: '{activity.Type}'. Only Activities of type 'Message' are supported.");
}
else
{
var message = SlackHelper.ActivityToSlack(activity);
var slackResponse = await _slackClient.PostMessageAsync(message, cancellationToken)
.ConfigureAwait(false);
if (slackResponse != null && slackResponse.Ok)
{
var resourceResponse = new ActivityResourceResponse()
{
Id = slackResponse.Ts,
ActivityId = slackResponse.Ts,
Conversation = new ConversationAccount()
{
Id = slackResponse.Channel,
},
};
responses.Add(resourceResponse);
}
}
}
return(responses.ToArray());
}
/// <summary>
/// Standard BotBuilder adapter method to update a previous message with new content.
/// </summary>
/// <param name="turnContext">A TurnContext representing the current incoming message and environment.</param>
/// <param name="activity">The updated activity in the form '{id: `id of activity to update`, ...}'.</param>
/// <param name="cancellationToken">A cancellation token for the task.</param>
/// <returns>A resource response with the Id of the updated activity.</returns>
public override async Task <ResourceResponse> UpdateActivityAsync(ITurnContext turnContext, Activity activity, CancellationToken cancellationToken)
{
if (turnContext == null)
{
throw new ArgumentNullException(nameof(turnContext));
}
if (activity == null)
{
throw new ArgumentNullException(nameof(activity));
}
if (activity.Id == null)
{
throw new ArgumentException(nameof(activity.Timestamp));
}
if (activity.Conversation == null)
{
throw new ArgumentException(nameof(activity.ChannelId));
}
var message = SlackHelper.ActivityToSlack(activity);
var results = await _slackClient.UpdateAsync(message.Ts, message.Channel, message.Text, cancellationToken : cancellationToken).ConfigureAwait(false);
if (!results.ok)
{
throw new Exception($"Error updating activity on Slack:{results}");
}
return(new ResourceResponse()
{
Id = activity.Id,
});
}
