54 lines
2.1 KiB
C#
54 lines
2.1 KiB
C#
using SharpChat.Packet;
|
|
using System.Linq;
|
|
|
|
namespace SharpChat.Commands {
|
|
public class UserNickCommand : IChatCommand {
|
|
public bool IsMatch(ChatCommandContext ctx) {
|
|
return ctx.NameEquals("nick");
|
|
}
|
|
|
|
public void Dispatch(ChatCommandContext ctx) {
|
|
bool setOthersNick = ctx.User.Permissions.HasFlag(ChatUserPermissions.SetOthersNickname);
|
|
|
|
if(!setOthersNick && !ctx.User.Permissions.HasFlag(ChatUserPermissions.SetOwnNickname)) {
|
|
ctx.Chat.SendTo(ctx.User, new CommandNotAllowedErrorPacket(ctx.Name));
|
|
return;
|
|
}
|
|
|
|
ChatUser? targetUser = null;
|
|
int offset = 0;
|
|
|
|
if(setOthersNick && long.TryParse(ctx.Args.FirstOrDefault(), out long targetUserId) && targetUserId > 0) {
|
|
targetUser = ctx.Chat.Users.Values.FirstOrDefault(u => u.UserId == targetUserId);
|
|
++offset;
|
|
}
|
|
|
|
targetUser ??= ctx.User;
|
|
|
|
if(ctx.Args.Length < offset) {
|
|
ctx.Chat.SendTo(ctx.User, new CommandFormatErrorPacket());
|
|
return;
|
|
}
|
|
|
|
string nickStr = string.Join('_', ctx.Args.Skip(offset))
|
|
.Replace("\n", string.Empty).Replace("\r", string.Empty)
|
|
.Replace("\f", string.Empty).Replace("\t", string.Empty)
|
|
.Replace(' ', '_').Trim();
|
|
|
|
if(nickStr == targetUser.UserName)
|
|
nickStr = string.Empty;
|
|
else if(nickStr.Length > 15)
|
|
nickStr = nickStr[..15];
|
|
else if(string.IsNullOrEmpty(nickStr))
|
|
nickStr = string.Empty;
|
|
|
|
if(!string.IsNullOrWhiteSpace(nickStr) && ctx.Chat.Users.Values.Any(u => u.NameEquals(nickStr))) {
|
|
ctx.Chat.SendTo(ctx.User, new UserNameInUseErrorPacket(nickStr));
|
|
return;
|
|
}
|
|
|
|
string? previousName = targetUser == ctx.User ? (targetUser.NickName ?? targetUser.UserName) : null;
|
|
ctx.Chat.UpdateUser(targetUser, nickName: nickStr, silent: previousName == null);
|
|
}
|
|
}
|
|
}
|