sharp-chat/SharpChat/Commands/ChannelCreateCommand.cs

65 lines
2.6 KiB
C#

using SharpChat.PacketsS2C;
using System.Linq;
namespace SharpChat.Commands {
public class ChannelCreateCommand : ISockChatClientCommand {
public bool IsMatch(SockChatClientCommandContext ctx) {
return ctx.NameEquals("create");
}
public void Dispatch(SockChatClientCommandContext ctx) {
if(!ctx.User.Permissions.HasFlag(UserPermissions.CreateChannel)) {
ctx.Chat.SendTo(ctx.User, new CommandNotAllowedErrorS2CPacket(ctx.Name));
return;
}
string firstArg = ctx.Args.First();
bool createChanHasHierarchy;
if(!ctx.Args.Any() || (createChanHasHierarchy = firstArg.All(char.IsDigit) && ctx.Args.Length < 2)) {
ctx.Chat.SendTo(ctx.User, new CommandFormatErrorS2CPacket());
return;
}
int createChanHierarchy = 0;
if(createChanHasHierarchy)
if(!int.TryParse(firstArg, out createChanHierarchy))
createChanHierarchy = 0;
if(createChanHierarchy > ctx.User.Rank) {
ctx.Chat.SendTo(ctx.User, new ChannelRankTooHighErrorS2CPacket());
return;
}
string createChanName = string.Join('_', ctx.Args.Skip(createChanHasHierarchy ? 1 : 0));
if(!SockChatUtility.CheckChannelName(createChanName)) {
ctx.Chat.SendTo(ctx.User, new ChannelNameFormatErrorS2CPacket());
return;
}
if(ctx.Chat.Channels.Get(createChanName, SockChatUtility.SanitiseChannelName) != null) {
ctx.Chat.SendTo(ctx.User, new ChannelNameInUseErrorS2CPacket(createChanName));
return;
}
ChannelInfo createChan = new(
createChanName,
isTemporary: !ctx.User.Permissions.HasFlag(UserPermissions.SetChannelPermanent),
rank: createChanHierarchy,
ownerId: ctx.User.UserId
);
ctx.Chat.Channels.Add(createChan, sanitiseName: SockChatUtility.SanitiseChannelName);
foreach(UserInfo ccu in ctx.Chat.Users.GetMany(minRank: ctx.Channel.Rank))
ctx.Chat.SendTo(ccu, new ChannelCreateS2CPacket(
ctx.Channel.Name,
ctx.Channel.HasPassword,
ctx.Channel.IsTemporary
));
ctx.Chat.SwitchChannel(ctx.User, createChan, createChan.Password);
ctx.Chat.SendTo(ctx.User, new ChannelCreateResponseS2CPacket(createChan.Name));
}
}
}