sharp-chat/SharpChat/S2CPackets/ForceDisconnectS2CPacket.cs

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using System.Text;
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namespace SharpChat.S2CPackets {
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public enum ForceDisconnectReason {
Kicked = 0,
Banned = 1,
}
public class ForceDisconnectS2CPacket : S2CPacket {
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public ForceDisconnectReason Reason { get; private set; }
public DateTimeOffset Expires { get; private set; }
public ForceDisconnectS2CPacket(ForceDisconnectReason reason, DateTimeOffset? expires = null) {
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Reason = reason;
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if(reason == ForceDisconnectReason.Banned) {
if(!expires.HasValue)
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throw new ArgumentNullException(nameof(expires));
Expires = expires.Value;
}
}
public IEnumerable<string> Pack() {
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StringBuilder sb = new();
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sb.Append('9');
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sb.Append('\t');
sb.Append((int)Reason);
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if(Reason == ForceDisconnectReason.Banned) {
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sb.Append('\t');
if(Expires.Year >= 2100)
sb.Append("-1");
else
sb.Append(Expires.ToUnixTimeSeconds());
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}
yield return sb.ToString();
}
}
}