Improve SessionService SessionLister

Author: hhvrc

API/Controller/Sessions/ListSessions.cs

@@ -6,10 +6,9 @@ namespace OpenShock.API.Controller.Sessions;
 public sealed partial class SessionsController
 {
     [HttpGet]
-    public async Task<IEnumerable<LoginSessionResponse>> ListSessions()
+    public IAsyncEnumerable<LoginSessionResponse> ListSessions()
     {
-        var sessions = await _sessionService.ListSessionsByUserIdAsync(CurrentUser.Id);
-
-        return sessions.Select(LoginSessionResponse.MapFrom);
+        return _sessionService.ListSessionsByUserIdAsync(CurrentUser.Id)
+            .Select(LoginSessionResponse.MapFrom);
     }
 }

Common/Services/Session/ISessionService.cs

@@ -6,7 +6,7 @@ public interface ISessionService
 {
     public Task<CreateSessionResult> CreateSessionAsync(Guid userId, string userAgent, string ipAddress);
 
-    public Task<IReadOnlyList<LoginSession>> ListSessionsByUserIdAsync(Guid userId);
+    public IAsyncEnumerable<LoginSession> ListSessionsByUserIdAsync(Guid userId);
 
     public Task<LoginSession?> GetSessionByTokenAsync(string sessionToken);
 

Common/Services/Session/SessionService.cs

@@ -43,10 +43,9 @@ await _loginSessions.InsertAsync(new LoginSession
         return new CreateSessionResult(id, token);
     }
 
-    public async Task<IReadOnlyList<LoginSession>> ListSessionsByUserIdAsync(Guid userId)
+    public IAsyncEnumerable<LoginSession> ListSessionsByUserIdAsync(Guid userId)
     {
-        var list = await _loginSessions.Where(x => x.UserId == userId).ToListAsync();
-        return list.AsReadOnly();
+        return _loginSessions.Where(x => x.UserId == userId);
     }
 
     public async Task<LoginSession?> GetSessionByTokenAsync(string sessionToken)