From 81f2f995b051fb881b076cc5d63789594458650e Mon Sep 17 00:00:00 2001
From: Polianin Nikita <nikitkapolyanin@yandex.ru>
Date: Wed, 29 May 2024 05:51:32 +0300
Subject: [PATCH] feat: add generate auth token

---
 Security/Services/AuthService.cs | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/Security/Services/AuthService.cs b/Security/Services/AuthService.cs
index c0be65c..471ba37 100644
--- a/Security/Services/AuthService.cs
+++ b/Security/Services/AuthService.cs
@@ -3,6 +3,10 @@ using Mirea.Api.Security.Common.Dto.Requests;
 using Mirea.Api.Security.Common.Dto.Responses;
 using Mirea.Api.Security.Common.Interfaces;
 using System;
+using System.Security;
+using System.Text.Json;
+using System.Threading;
+using System.Threading.Tasks;
 
 namespace Mirea.Api.Security.Services;
 
@@ -23,4 +27,31 @@ public class AuthService(ICacheService cache, IAccessToken accessTokenService)
             JsonSerializer.SerializeToUtf8Bytes(data),
             slidingExpiration: Lifetime,
             cancellationToken: cancellation);
+
+    public async Task<AuthTokenResponse> GenerateAuthTokensAsync(TokenRequest request, string preAuthToken, CancellationToken cancellation = default)
+    {
+        string userId = await new PreAuthService(cache).MatchToken(request, preAuthToken, cancellation);
+
+        var refreshToken = GenerateRefreshToken();
+        var accessToken = GenerateAccessToken(userId);
+
+        var authTokenStruct = new AuthToken
+        {
+            CreatedAt = DateTime.UtcNow,
+            Ip = request.Ip,
+            RefreshToken = refreshToken,
+            UserAgent = request.UserAgent,
+            UserId = userId,
+            AccessToken = accessToken.Token
+        };
+
+        await SetAuthTokenDataToCache(request.Fingerprint, authTokenStruct, cancellation);
+
+        return new AuthTokenResponse
+        {
+            AccessToken = accessToken.Token,
+            ExpiresIn = accessToken.ExpireIn,
+            RefreshToken = authTokenStruct.RefreshToken
+        };
+    }
 }
\ No newline at end of file