Radicade Public Code

Server/PlayersBanned/TokenRevocation.cs

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+using System.Collections.Concurrent;
+using Microsoft.EntityFrameworkCore;
+using RadicadeServer.DB;
+
+namespace RadicadeServer.Utils
+{
+
+
+
+
+
+
+
+
+
+
+
+
+
+	public static class TokenRevocation
+	{
+		private static readonly ConcurrentDictionary<long, int> Versions = new();
+
+
+
+
+		public static async Task<bool> IsValidAsync(IServiceProvider services, long accountId, int tokenVersion)
+		{
+			if (Versions.TryGetValue(accountId, out var cached))
+				return cached == tokenVersion;
+
+			var factory = services.GetRequiredService<IDbContextFactory<RecDBContext>>();
+			await using var db = await factory.CreateDbContextAsync();
+			var current = await db.Players
+				.AsNoTracking()
+				.Where(p => p.AccountId == accountId)
+				.Select(p => (int?)p.TokenVersion)
+				.FirstOrDefaultAsync();
+
+			var stored = current ?? 0;
+			Versions[accountId] = stored;
+			return stored == tokenVersion;
+		}
+
+
+
+
+
+
+
+
+
+		public static void Bump(long accountId, int newVersion)
+		{
+			Versions.TryRemove(accountId, out _);
+		}
+	}
+}