45 lines
1.5 KiB
C#
45 lines
1.5 KiB
C#
using Mirea.Api.Security.Common.Domain;
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using Mirea.Api.Security.Common.Dto.Requests;
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using Mirea.Api.Security.Common.Dto.Responses;
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using Mirea.Api.Security.Common.Interfaces;
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using System;
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using System.Text.Json;
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using System.Threading;
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using System.Threading.Tasks;
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namespace Mirea.Api.Security.Services;
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public class PreAuthService(ICacheService cache)
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{
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public TimeSpan Lifetime { private get; init; }
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private static string GeneratePreAuthToken() => Guid.NewGuid().ToString().Replace("-", "") +
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GeneratorKey.GenerateString(16);
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private static string GetPreAuthCacheKey(string fingerprint) => $"{fingerprint}_pre_auth_token";
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public async Task<PreAuthTokenResponse> GeneratePreAuthTokenAsync(TokenRequest request, string userId, CancellationToken cancellation = default)
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{
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var preAuthToken = GeneratePreAuthToken();
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var preAuthTokenStruct = new PreAuthToken
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{
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Fingerprint = request.Fingerprint,
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UserId = userId,
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UserAgent = request.UserAgent,
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Token = preAuthToken
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};
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await cache.SetAsync(
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GetPreAuthCacheKey(request.Fingerprint),
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JsonSerializer.SerializeToUtf8Bytes(preAuthTokenStruct),
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Lifetime,
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cancellation);
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return new PreAuthTokenResponse
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{
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Token = preAuthToken,
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ExpiresIn = DateTime.UtcNow.Add(Lifetime)
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};
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}
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} |