init

Kreta.BusinessLogic/Helpers/FileUpload/TokenServiceHelper.cs

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+using System;
+using Kreta.BusinessLogic.Interfaces;
+using Kreta.Client.FileService;
+
+namespace Kreta.BusinessLogic.Helpers
+{
+    internal class TokenServiceHelper : ITokenServiceHelper
+    {
+        private readonly IFileServiceClient fileServiceClient;
+
+        public TokenServiceHelper(IFileServiceClient fileServiceClient)
+        {
+            this.fileServiceClient = fileServiceClient ?? throw new ArgumentNullException(nameof(fileServiceClient));
+        }
+
+        public (string, int) GetPublicTokenWithExpiresIn()
+        {
+            var response = fileServiceClient.GetPublicToken();
+
+            return (response.AccessToken, response.ExpiresIn);
+        }
+
+        public (string, int) GetPrivateTokenWithExpiresIn()
+        {
+            var response = fileServiceClient.GetPrivateToken();
+
+            return (response.AccessToken, response.ExpiresIn);
+        }
+    }
+}