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Add local chat echo support

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This commit is contained in:
Dean Herbert
2017-08-21 17:43:26 +09:00
parent 5068bbfd87
commit 877c69d5fe
7 changed files with 223 additions and 99 deletions
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49
osu.Game/Online/Chat/Channel.cs
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@ -3,6 +3,7 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using Newtonsoft.Json;
using osu.Framework.Configuration;
@ -26,6 +27,8 @@ namespace osu.Game.Online.Chat
public readonly SortedList<Message> Messages = new SortedList<Message>(Comparer<Message>.Default);
private readonly List<LocalEchoMessage> pendingMessages = new List<LocalEchoMessage>();
public Bindable<bool> Joined = new Bindable<bool>();
public bool ReadOnly => Name != "#lazer";
@ -38,12 +41,23 @@ namespace osu.Game.Online.Chat
}
public event Action<IEnumerable<Message>> NewMessagesArrived;
public event Action<LocalEchoMessage, Message> PendingMessageResolved;
public event Action<Message> MessageRemoved;
public void AddLocalEcho(LocalEchoMessage message)
{
pendingMessages.Add(message);
Messages.Add(message);
NewMessagesArrived?.Invoke(new[] { message });
}
public void AddNewMessages(params Message[] messages)
{
messages = messages.Except(Messages).ToArray();
Messages.AddRange(messages);
foreach (Message message in messages)
Messages.Add(message);
purgeOldMessages();
@ -52,11 +66,42 @@ namespace osu.Game.Online.Chat
private void purgeOldMessages()
{
int messageCount = Messages.Count;
// never purge local echos
int messageCount = Messages.Count - pendingMessages.Count;
if (messageCount > MAX_HISTORY)
Messages.RemoveRange(0, messageCount - MAX_HISTORY);
}
/// <summary>
/// Replace or remove a message from the channel.
/// </summary>
/// <param name="echo">The local echo message (client-side).</param>
/// <param name="final">The response message, or null if the message became invalid.</param>
public void ReplaceMessage(LocalEchoMessage echo, Message final)
{
if (!pendingMessages.Remove(echo))
Trace.Fail("Attempted to remove echo that wasn't present");
Messages.Remove(echo);
if (final == null)
{
MessageRemoved?.Invoke(echo);
return;
}
if (Messages.Contains(final))
{
// message already inserted, so let's throw away this update.
// we may want to handle this better in the future, but for the time being api requests are single-threaded so order is assumed.
MessageRemoved?.Invoke(echo);
return;
}
Messages.Add(final);
PendingMessageResolved?.Invoke(echo, final);
}
public override string ToString() => Name;
}
}