107 lines
3.1 KiB
C#
107 lines
3.1 KiB
C#
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace SharpChat {
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public class ChatChannel : IPacketTarget {
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public string Name { get; set; }
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public string Password { get; set; } = string.Empty;
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public bool IsTemporary { get; set; } = false;
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public int Rank { get; set; } = 0;
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public ChatUser Owner { get; set; } = null;
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private List<ChatUser> Users { get; } = new List<ChatUser>();
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private List<ChatChannelTyping> Typing { get; } = new List<ChatChannelTyping>();
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public bool HasPassword
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=> !string.IsNullOrWhiteSpace(Password);
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public string TargetName => Name;
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public ChatChannel() {
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}
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public ChatChannel(string name) {
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Name = name;
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}
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public bool HasUser(ChatUser user) {
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lock (Users)
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return Users.Contains(user);
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}
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public void UserJoin(ChatUser user) {
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if (!user.InChannel(this)) {
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// Remove this, a different means for this should be established for V1 compat.
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user.Channel?.UserLeave(user);
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user.JoinChannel(this);
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}
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lock (Users) {
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if (!HasUser(user))
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Users.Add(user);
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}
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}
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public void UserLeave(ChatUser user) {
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lock (Users)
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Users.Remove(user);
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if (user.InChannel(this))
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user.LeaveChannel(this);
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}
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public void Send(IServerPacket packet) {
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lock (Users) {
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foreach (ChatUser user in Users)
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user.Send(packet);
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}
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}
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public IEnumerable<ChatUser> GetUsers(IEnumerable<ChatUser> exclude = null) {
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lock (Users) {
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IEnumerable<ChatUser> users = Users.OrderByDescending(x => x.Rank);
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if (exclude != null)
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users = users.Except(exclude);
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return users.ToList();
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}
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}
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public bool IsTyping(ChatUser user) {
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if(user == null)
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return false;
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lock(Typing)
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return Typing.Any(x => x.User == user && !x.HasExpired);
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}
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public bool CanType(ChatUser user) {
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if(user == null || !HasUser(user))
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return false;
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return !IsTyping(user);
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}
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public ChatChannelTyping RegisterTyping(ChatUser user) {
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if(user == null || !HasUser(user))
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return null;
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ChatChannelTyping typing = new ChatChannelTyping(user);
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lock(Typing) {
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Typing.RemoveAll(x => x.HasExpired);
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Typing.Add(typing);
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}
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return typing;
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}
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public string Pack() {
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StringBuilder sb = new StringBuilder();
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sb.Append(Name);
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sb.Append('\t');
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sb.Append(string.IsNullOrEmpty(Password) ? '0' : '1');
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sb.Append('\t');
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sb.Append(IsTemporary ? '1' : '0');
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return sb.ToString();
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}
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}
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}
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