79 lines
3.4 KiB
C#
79 lines
3.4 KiB
C#
using SharpChat.Channels;
|
|
using SharpChat.Protocol.SockChat.Packets;
|
|
using SharpChat.Sessions;
|
|
using SharpChat.Users;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
|
|
namespace SharpChat.Protocol.SockChat.Commands {
|
|
public class JoinCommand : ICommand {
|
|
public bool IsCommandMatch(string name, IEnumerable<string> args)
|
|
=> name == @"join";
|
|
|
|
private ChannelManager Channels { get; }
|
|
private ChannelUserRelations ChannelUsers { get; }
|
|
private SessionManager Sessions { get; }
|
|
private IUser Sender { get; }
|
|
|
|
public JoinCommand(ChannelManager channels, ChannelUserRelations channelUsers, SessionManager sessions, IUser sender) {
|
|
Channels = channels ?? throw new ArgumentNullException(nameof(channels));
|
|
ChannelUsers = channelUsers ?? throw new ArgumentNullException(nameof(channelUsers));
|
|
Sessions = sessions ?? throw new ArgumentNullException(nameof(sessions));
|
|
Sender = sender ?? throw new ArgumentNullException(nameof(sender));
|
|
}
|
|
|
|
public bool DispatchCommand(CommandContext ctx) {
|
|
string channelName = ctx.Args.ElementAtOrDefault(1);
|
|
|
|
// no error, apparently
|
|
if(string.IsNullOrWhiteSpace(channelName))
|
|
return false;
|
|
|
|
Channels.GetChannelByName(channelName, channel => {
|
|
// the original server sends ForceChannel before sending the error message, but this order probably makes more sense.
|
|
// NEW: REVERT THIS ^^^^ WHEN CONVERTING BACK TO NOT EXCEPTIONS
|
|
// EXCEPTIONS ARE HEAVY, DON'T USE THEM FOR USER ERRORS YOU IDIOT
|
|
|
|
if(channel == null) {
|
|
ctx.Connection.SendPacket(new ChannelNotFoundErrorPacket(Sender, channelName));
|
|
Sessions.SwitchChannel(ctx.Session);
|
|
return;
|
|
}
|
|
|
|
ChannelUsers.HasUser(channel, ctx.User, hasUser => {
|
|
if(hasUser) {
|
|
ctx.Connection.SendPacket(new ChannelAlreadyJoinedErrorPacket(Sender, channel));
|
|
Sessions.SwitchChannel(ctx.Session);
|
|
return;
|
|
}
|
|
|
|
string password = string.Join(' ', ctx.Args.Skip(2));
|
|
|
|
if(!ctx.User.Can(UserPermissions.JoinAnyChannel) && channel.OwnerId != ctx.User.UserId) {
|
|
if(channel.MinimumRank > ctx.User.Rank) {
|
|
ctx.Connection.SendPacket(new ChannelInsufficientRankErrorPacket(Sender, channel));
|
|
Sessions.SwitchChannel(ctx.Session);
|
|
return;
|
|
}
|
|
|
|
// add capacity check
|
|
|
|
Channels.VerifyPassword(channel, password, success => {
|
|
if(!success) {
|
|
ctx.Connection.SendPacket(new ChannelInvalidPasswordErrorPacket(Sender, channel));
|
|
Sessions.SwitchChannel(ctx.Session);
|
|
return;
|
|
}
|
|
|
|
ChannelUsers.JoinChannel(channel, ctx.Session);
|
|
});
|
|
} else
|
|
ChannelUsers.JoinChannel(channel, ctx.Session);
|
|
});
|
|
});
|
|
|
|
return true;
|
|
}
|
|
}
|
|
}
|