Refactoring, database structure changed

WatchIt.Website/Services/Authentication/AuthenticationTokenProvider.cs

@@ -0,0 +1,20 @@
+namespace WatchIt.Website.Services.Authentication;
+
+public static class AuthenticationTokenProvider
+{
+    private static Func<CancellationToken, Task<string>>? _getTokenAsyncFunc;
+    
+    public static void SetTokenGetterFunc(Func<CancellationToken, Task<string>> getTokenAsyncFunc)
+    {
+        _getTokenAsyncFunc = getTokenAsyncFunc;
+    }
+
+    public static Task<string> GetTokenAsync(CancellationToken cancellationToken)
+    {
+        if (_getTokenAsyncFunc is null)
+        {
+            throw new InvalidOperationException("Token getter func must be set before using it");
+        }
+        return _getTokenAsyncFunc!(cancellationToken);
+    }
+}