69 lines
2.0 KiB
C#
69 lines
2.0 KiB
C#
using HermesSocketLibrary.db;
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using HermesSocketLibrary.Socket.Data;
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using ILogger = Serilog.ILogger;
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namespace HermesSocketServer.Socket.Handlers
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{
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public class ChatterHandler : ISocketHandler
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{
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private const int CHATTER_BUFFER_SIZE = 2000;
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public int OperationCode { get; } = 6;
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private readonly Database _database;
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private readonly HashSet<long> _chatters;
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private readonly long[] _array;
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private readonly ILogger _logger;
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private readonly Mutex _lock;
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private int _index;
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public ChatterHandler(Database database, ILogger logger)
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{
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_database = database;
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_logger = logger;
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_chatters = new HashSet<long>(CHATTER_BUFFER_SIZE);
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_array = new long[CHATTER_BUFFER_SIZE];
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_index = -1;
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_lock = new Mutex();
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}
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public async Task Execute<T>(WebSocketUser sender, T message, HermesSocketManager sockets)
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{
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if (message is not ChatterMessage data || sender.Id == null)
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return;
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try
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{
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_lock.WaitOne();
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if (_chatters.Contains(data.Id))
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return;
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_chatters.Add(data.Id);
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if (_index == _array.Length - 1)
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_index = -1;
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var previous = _array[++_index];
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if (previous != 0)
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{
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_chatters.Remove(previous);
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}
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_array[_index] = data.Id;
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}
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finally
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{
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_lock.ReleaseMutex();
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}
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try
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{
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string sql = "INSERT INTO \"Chatter\" (id, name) VALUES (@idd, @name) ON CONFLICT (id) DO UPDATE SET name = @name";
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await _database.Execute(sql, new Dictionary<string, object>() { { "idd", data.Id }, { "name", data.Name } });
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}
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catch (Exception e)
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{
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_logger.Error(e, "Failed to add chatter.");
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}
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}
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}
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} |