mirror of
https://github.com/ppy/osu.git
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182 lines
6.7 KiB
C#
182 lines
6.7 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Collections.Generic;
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using System.Collections.Specialized;
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using System.Linq;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Sprites;
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using osu.Game.Configuration;
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using osu.Game.Graphics;
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using osu.Game.Online.API;
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using osu.Game.Overlays;
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using osu.Game.Overlays.Notifications;
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using osu.Game.Users;
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namespace osu.Game.Online.Chat
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{
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/// <summary>
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/// Component that handles creating and posting notifications for incoming messages.
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/// </summary>
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public class MessageNotifier : Component
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{
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[Resolved]
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private NotificationOverlay notifications { get; set; }
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[Resolved]
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private ChatOverlay chatOverlay { get; set; }
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[Resolved]
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private ChannelManager channelManager { get; set; }
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private Bindable<bool> notifyOnUsername;
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private Bindable<bool> notifyOnPrivateMessage;
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private readonly IBindable<User> localUser = new Bindable<User>();
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private readonly IBindableList<Channel> joinedChannels = new BindableList<Channel>();
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[BackgroundDependencyLoader]
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private void load(OsuConfigManager config, IAPIProvider api)
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{
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notifyOnUsername = config.GetBindable<bool>(OsuSetting.NotifyOnUsernameMentioned);
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notifyOnPrivateMessage = config.GetBindable<bool>(OsuSetting.NotifyOnPrivateMessage);
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localUser.BindTo(api.LocalUser);
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joinedChannels.BindTo(channelManager.JoinedChannels);
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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joinedChannels.BindCollectionChanged(channelsChanged, true);
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}
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private void channelsChanged(object sender, NotifyCollectionChangedEventArgs e)
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{
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switch (e.Action)
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{
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case NotifyCollectionChangedAction.Add:
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foreach (var channel in e.NewItems.Cast<Channel>())
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channel.NewMessagesArrived += checkNewMessages;
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break;
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case NotifyCollectionChangedAction.Remove:
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foreach (var channel in e.OldItems.Cast<Channel>())
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channel.NewMessagesArrived -= checkNewMessages;
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break;
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}
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}
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private void checkNewMessages(IEnumerable<Message> messages)
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{
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if (!messages.Any())
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return;
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var channel = channelManager.JoinedChannels.SingleOrDefault(c => c.Id == messages.First().ChannelId);
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if (channel == null)
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return;
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// Only send notifications, if ChatOverlay and the target channel aren't visible.
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if (chatOverlay.IsPresent && channelManager.CurrentChannel.Value == channel)
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return;
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foreach (var message in messages.OrderByDescending(m => m.Id))
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{
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// ignore messages that already have been read
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if (message.Id <= channel.LastReadId)
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return;
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if (message.Sender.Id == localUser.Value.Id)
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continue;
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// check for private messages first to avoid both posting two notifications about the same message
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if (checkForPMs(channel, message))
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continue;
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checkForMentions(channel, message);
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}
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}
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/// <summary>
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/// Checks whether the user enabled private message notifications and whether specified <paramref name="message"/> is a direct message.
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/// </summary>
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/// <param name="channel">The channel associated to the <paramref name="message"/></param>
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/// <param name="message">The message to be checked</param>
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/// <returns>Whether a notification was fired.</returns>
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private bool checkForPMs(Channel channel, Message message)
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{
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if (!notifyOnPrivateMessage.Value || channel.Type != ChannelType.PM)
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return false;
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notifications.Post(new PrivateMessageNotification(message.Sender.Username, channel));
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return true;
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}
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private void checkForMentions(Channel channel, Message message)
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{
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if (!notifyOnUsername.Value || !checkContainsUsername(message.Content, localUser.Value.Username)) return;
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notifications.Post(new MentionNotification(message.Sender.Username, channel));
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}
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/// <summary>
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/// Checks if <paramref name="message"/> contains <paramref name="username"/>.
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/// This will match against the case where underscores are used instead of spaces (which is how osu-stable handles usernames with spaces).
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/// </summary>
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private static bool checkContainsUsername(string message, string username) => message.Contains(username, StringComparison.OrdinalIgnoreCase) || message.Contains(username.Replace(' ', '_'), StringComparison.OrdinalIgnoreCase);
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public class PrivateMessageNotification : OpenChannelNotification
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{
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public PrivateMessageNotification(string username, Channel channel)
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: base(channel)
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{
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Icon = FontAwesome.Solid.Envelope;
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Text = $"You received a private message from '{username}'. Click to read it!";
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}
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}
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public class MentionNotification : OpenChannelNotification
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{
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public MentionNotification(string username, Channel channel)
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: base(channel)
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{
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Icon = FontAwesome.Solid.At;
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Text = $"Your name was mentioned in chat by '{username}'. Click to find out why!";
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}
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}
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public abstract class OpenChannelNotification : SimpleNotification
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{
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protected OpenChannelNotification(Channel channel)
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{
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this.channel = channel;
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}
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private readonly Channel channel;
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public override bool IsImportant => false;
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[BackgroundDependencyLoader]
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private void load(OsuColour colours, ChatOverlay chatOverlay, NotificationOverlay notificationOverlay, ChannelManager channelManager)
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{
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IconBackgound.Colour = colours.PurpleDark;
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Activated = delegate
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{
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notificationOverlay.Hide();
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chatOverlay.Show();
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channelManager.CurrentChannel.Value = channel;
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return true;
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};
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}
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}
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}
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}
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