private async ValueTask WriteCurrentMessageGroupAsync()
{
var templateContext = CreateTemplateContext(new Dictionary <string, object>
{
["MessageGroup"] = MessageGroup.Join(_messageGroupBuffer)
});
await templateContext.EvaluateAsync(_messageGroupTemplate.Page);
}
public void I_should_be_able_to_join_a_bunch_of_messages_into_a_group()
{
object[] items = new object[] { new PingMessage(), new PongMessage() };
MessageGroup group = MessageGroup.Join(items);
Assert.That(group.Count, Is.EqualTo(2));
Assert.That(group[0], Is.TypeOf(typeof(PingMessage)));
Assert.That(group[1], Is.TypeOf(typeof(PongMessage)));
}
public override async ValueTask WritePostambleAsync()
{
// Flush current message group
if (_messageGroupBuffer.Any())
{
await WriteMessageGroupAsync(MessageGroup.Join(_messageGroupBuffer));
}
var templateContext = new LayoutTemplateContext(Context, _themeName, _messageCount);
var templateBundle = await TemplateBundle.ResolveAsync();
await _writer.WriteLineAsync(
await templateBundle.PostambleTemplate.RenderAsync(templateContext)
);
}
public override async ValueTask WriteMessageAsync(Message message)
{
// If message group is empty or the given message can be grouped, buffer the given message
if (!_messageGroupBuffer.Any() || MessageGroup.CanJoin(_messageGroupBuffer.Last(), message))
{
_messageGroupBuffer.Add(message);
}
// Otherwise, flush the group and render messages
else
{
await WriteMessageGroupAsync(MessageGroup.Join(_messageGroupBuffer));
_messageGroupBuffer.Clear();
_messageGroupBuffer.Add(message);
}
// Increment message count
_messageCount++;
}