36 lines
1.2 KiB
C#
36 lines
1.2 KiB
C#
using System.Net.WebSockets;
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using ExtraChat.Protocol;
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using MessagePack;
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namespace ExtraChat;
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public static class Ext {
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public static string ToHexString(this IEnumerable<byte> bytes) {
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return string.Join("", bytes.Select(b => b.ToString("x2")));
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}
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public static async Task SendMessage(this ClientWebSocket client, RequestContainer request) {
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var bytes = MessagePackSerializer.Serialize(request);
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var cts = new CancellationTokenSource(TimeSpan.FromSeconds(5));
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await client.SendAsync(bytes, WebSocketMessageType.Binary, true, cts.Token);
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}
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public static async Task<ResponseContainer> ReceiveMessage(this ClientWebSocket client) {
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var bytes = new List<byte>(2048);
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var buffer = new ArraySegment<byte>(new byte[2048]);
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WebSocketReceiveResult result;
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do {
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result = await client.ReceiveAsync(buffer, CancellationToken.None);
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bytes.AddRange(buffer[..result.Count]);
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// 1 MiB
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if (bytes.Count > 1_048_576) {
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throw new Exception();
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}
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} while (!result.EndOfMessage);
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return MessagePackSerializer.Deserialize<ResponseContainer>(bytes.ToArray());
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}
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}
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