sharp-chat/SharpChat.Protocol.SockChat/Commands/WhoCommand.cs

67 lines
2.5 KiB
C#
Raw Permalink Normal View History

2022-08-30 15:05:29 +00:00
using SharpChat.Channels;
using SharpChat.Protocol.SockChat.Packets;
using SharpChat.Users;
using System;
using System.Collections.Generic;
using System.Linq;
namespace SharpChat.Protocol.SockChat.Commands {
public class WhoCommand : ICommand {
private UserManager Users { get; }
private ChannelManager Channels { get; }
private ChannelUserRelations ChannelUsers { get; }
private IUser Sender { get; }
public WhoCommand(UserManager users, ChannelManager channels, ChannelUserRelations channelUsers, IUser sender) {
Users = users ?? throw new ArgumentNullException(nameof(users));
Channels = channels ?? throw new ArgumentNullException(nameof(channels));
ChannelUsers = channelUsers ?? throw new ArgumentNullException(nameof(channelUsers));
Sender = sender ?? throw new ArgumentNullException(nameof(sender));
}
public bool IsCommandMatch(string name, IEnumerable<string> args)
=> name == @"who";
private void WhoServer(CommandContext ctx) {
Users.GetUsers(u => {
ctx.Connection.SendPacket(new UserListResponsePacket(Sender, ctx.User, u));
});
}
private void WhoChannel(CommandContext ctx, string channelName) {
Channels.GetChannelByName(channelName, channel => {
if(channel == null) {
ctx.Connection.SendPacket(new ChannelNotFoundErrorPacket(Sender, channelName));
return;
}
if(channel.MinimumRank > ctx.User.Rank || (channel.HasPassword && !ctx.User.Can(UserPermissions.JoinAnyChannel))) {
ctx.Connection.SendPacket(new UserListChannelNotFoundPacket(Sender, channelName));
return;
}
ChannelUsers.GetUsers(
channel,
users => ctx.Connection.SendPacket(new UserListResponsePacket(
Sender,
channel,
ctx.User,
users.OrderByDescending(u => u.Rank)
))
);
});
}
public bool DispatchCommand(CommandContext ctx) {
string channelName = ctx.Args.ElementAtOrDefault(1) ?? string.Empty;
if(string.IsNullOrEmpty(channelName))
WhoServer(ctx);
else
WhoChannel(ctx, channelName);
return true;
}
}
}