:drunk: No idea what did AI did

DysonNetwork.Pass/Features/Auth/Services/IAccountConnectionService.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Threading.Tasks;
+using DysonNetwork.Common.Models;
+using DysonNetwork.Pass.Features.Auth.Models;
+
+namespace DysonNetwork.Pass.Features.Auth.Services;
+
+public interface IAccountConnectionService
+{
+    /// <summary>
+    /// Finds an existing account connection or creates a new one
+    /// </summary>
+    Task<Common.Models.AccountConnection> FindOrCreateConnection(Common.Models.OidcUserInfo userInfo, string provider);
+
+    /// <summary>
+    /// Updates an existing connection with new token information
+    /// </summary>
+    Task UpdateConnection(Common.Models.AccountConnection connection, Common.Models.OidcUserInfo userInfo);
+
+    /// <summary>
+    /// Finds an account connection by provider and user ID
+    /// </summary>
+    Task<Common.Models.AccountConnection?> FindConnection(string provider, string userId);
+    
+    /// <summary>
+    /// Creates a new session for the specified account
+    /// </summary>
+    Task<Models.AuthSession> CreateSessionAsync(Common.Models.Account account, string? deviceId = null);
+    
+    /// <summary>
+    /// Adds a new OIDC connection to an account
+    /// </summary>
+    Task<Common.Models.AccountConnection> AddConnectionAsync(Common.Models.Account account, Common.Models.OidcUserInfo userInfo, string provider);
+}