public override async Task OnMessage(Channel channel, User user, string text, bool botIsMentioned)
{
if (!text.StartsWith(prefix, StringComparison.OrdinalIgnoreCase))
return;
await SendMessage(channel, text.Substring(prefix.Length));
}
internal override Task SendMessage(Channel channel, string text, Attachment[] attachments)
{
Console.ForegroundColor = ConsoleColor.Cyan;
Console.WriteLine(text);
if (attachments != null && attachments.Any())
{
foreach (var attachment in attachments)
{
if (!string.IsNullOrEmpty(attachment.Pretext))
Console.WriteLine(attachment.Pretext);
if (!string.IsNullOrEmpty(attachment.AuthorName))
Console.WriteLine(attachment.AuthorName);
Console.WriteLine($"{attachment.Title} <{attachment.TitleLink}>");
if (!string.IsNullOrEmpty(attachment.Text))
Console.WriteLine(attachment.Text);
foreach (var field in attachment.Fields)
Console.WriteLine($"{field.Title}: {field.Value}");
Console.WriteLine();
}
}
Console.ResetColor();
// TODO: .CompletedTask (4.6).
return Task.FromResult(true);
}
/// <summary>
/// Used privately to pass a message on to each handler.
/// </summary>
async Task SendMessageToHandlerAsync(Channel channel, User user, string text, bool botIsMentioned, Handler handler)
{
try
{
await handler.OnMessage(channel, user, text, botIsMentioned, cancellationSource.Token);
}
catch (Exception ex)
{
await SendMessage(channel, ex.ToString());
}
}
/// <summary>
/// Called by the bot implementation when a message is received, to be passed to handlers.
/// </summary>
protected void HandleRecievedMessage(Channel channel, User user, string text, bool botIsMentioned)
{
// If the text is cancellation, then send a cancellation message instead.
if (cancellationTerms.Contains(text, StringComparer.OrdinalIgnoreCase))
{
cancellationSource.Cancel();
cancellationSource = new CancellationTokenSource();
return;
}
foreach (var handler in handlers)
handlerTasks.Add(SendMessageToHandlerAsync(channel, user, text, botIsMentioned, handler));
}
public override async Task OnMessage(Channel channel, User user, string text, bool botIsMentioned, CancellationToken cancellationToken)
{
if (!string.Equals(text, "countdown", StringComparison.OrdinalIgnoreCase))
return;
for (var i = 10; i > 0 && !cancellationToken.IsCancellationRequested; i--)
{
await SendMessage(channel, $"{i}...");
await Task.Delay(1000);
}
if (!cancellationToken.IsCancellationRequested)
await SendMessage(channel, "Thunderbirds are go!");
else
await SendMessage(channel, "Countdown was aborted. Thunderbirds are cancelled, kids :(");
}
public async override Task OnMessage(Channel channel, User user, string text, bool botIsMentioned)
{
// Check the message for a case reference.
var match = Regex.Match(text, @"(?:fogbugz|fb|case|bug|feature|issue) (\d+)", RegexOptions.IgnoreCase);
// Extract the case number.
int caseNumber;
if (!match.Success || !int.TryParse(match.Groups[1].Captures[0].Value, out caseNumber))
return;
// Make it clear we're doing something.
await SendTypingIndicator(channel);
// Attempt to fetch the case from the FogBugz API.
var c = GetCase(caseNumber);
if (c == null)
await SendMessage(channel, $"_(Unable to retrieve info from FogBugz for Case {caseNumber})_");
else
{
var att = new Attachment
{
Pretext = c.ParentBug != null ? $"Child case of {c.ParentBug}" : null,
Fallback = $"{caseNumber}: {c.Title}",
Title = $"{caseNumber}: {c.Title}",
TitleLink = c.Url.AbsoluteUri,
Text = c.LatestText,
AuthorName = c.IsOpen ? c.AssignedTo : null,
AuthorIcon = new Uri(url, $"default.asp?ixPerson={c.ixAssignedTo}&pg=pgAvatar&pxSize=16").AbsoluteUri,
Colour = c.ixPriority <= 2 ? "danger" : "warning",
Fields = new[]
{
new Field(c.Status, c.Category),
new Field($"{c.Project} {c.Area}", "FixFor: " + c.Milestone)
}
};
await SendMessage(channel, null, new[] { att });
}
}
protected async Task SayGoodbye(Channel channel)
{
await SendMessage(channel, RandomMessages.Goodbye());
}
protected async Task SayHello(Channel channel)
{
await SendMessage(channel, RandomMessages.Hello());
}
/// <summary> /// Used by the bot to send a typing notification. /// </summary> abstract internal Task SendTypingIndicator(Channel channel);
/// <summary> /// Used by the bot to send a message. /// </summary> abstract internal Task SendMessage(Channel channel, string text, Attachment[] attachments = null);
protected async Task SendTypingIndicator(Channel channel)
{
await bot.SendTypingIndicator(channel);
}
protected async Task SendMessage(Channel channel, string text, Attachment[] attachments = null)
{
await bot.SendMessage(channel, text, attachments);
}
public virtual Task OnMessage(Channel channel, User user, string text, bool botIsMentioned, CancellationToken cancellationToken)
{
return OnMessage(channel, user, text, botIsMentioned);
}
public virtual Task OnMessage(Channel channel, User user, string text, bool botIsMentioned)
{
// TODO:.NET 4.6.
//return Task.CompletedTask;
return Task.FromResult(true);
}
public override async Task OnMessage(Channel channel, User user, string text, bool botIsMentioned)
{
if (botIsMentioned)
await SendMessage(channel, string.Format("<@{0}> Hello!", user.ID));
}
internal override Task SendTypingIndicator(Channel channel)
{
// TODO: .CompletedTask (4.6).
return Task.FromResult(true);
}
