From 14ef53f5771f2feb2d355070d4f001d4ea313caf Mon Sep 17 00:00:00 2001
From: Laura Hausmann <laura@hausmann.dev>
Date: Mon, 19 Feb 2024 20:16:08 +0100
Subject: [PATCH] [backend/core] Update user LastActiveDate in background in
 AuthenticationMiddleware

---
 .../Core/Middleware/AuthenticationMiddleware.cs   |  5 ++++-
 Iceshrimp.Backend/Core/Services/UserService.cs    | 15 ++++++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/Iceshrimp.Backend/Core/Middleware/AuthenticationMiddleware.cs b/Iceshrimp.Backend/Core/Middleware/AuthenticationMiddleware.cs
index b41eea61..50ec56d6 100644
--- a/Iceshrimp.Backend/Core/Middleware/AuthenticationMiddleware.cs
+++ b/Iceshrimp.Backend/Core/Middleware/AuthenticationMiddleware.cs
@@ -2,11 +2,12 @@ using Iceshrimp.Backend.Controllers.Mastodon.Attributes;
 using Iceshrimp.Backend.Core.Database;
 using Iceshrimp.Backend.Core.Database.Tables;
 using Iceshrimp.Backend.Core.Helpers;
+using Iceshrimp.Backend.Core.Services;
 using Microsoft.EntityFrameworkCore;
 
 namespace Iceshrimp.Backend.Core.Middleware;
 
-public class AuthenticationMiddleware(DatabaseContext db) : IMiddleware
+public class AuthenticationMiddleware(DatabaseContext db, UserService userSvc) : IMiddleware
 {
 	public async Task InvokeAsync(HttpContext ctx, RequestDelegate next)
 	{
@@ -55,6 +56,7 @@ public class AuthenticationMiddleware(DatabaseContext db) : IMiddleware
 					return;
 				}
 
+				userSvc.UpdateUserLastActive(oauthToken.User);
 				ctx.SetOauthToken(oauthToken);
 			}
 			else
@@ -78,6 +80,7 @@ public class AuthenticationMiddleware(DatabaseContext db) : IMiddleware
 					return;
 				}
 
+				userSvc.UpdateUserLastActive(session.User);
 				ctx.SetSession(session);
 			}
 		}
diff --git a/Iceshrimp.Backend/Core/Services/UserService.cs b/Iceshrimp.Backend/Core/Services/UserService.cs
index a748445c..e1abe799 100644
--- a/Iceshrimp.Backend/Core/Services/UserService.cs
+++ b/Iceshrimp.Backend/Core/Services/UserService.cs
@@ -23,7 +23,8 @@ public class UserService(
 	DatabaseContext db,
 	ActivityPub.ActivityFetcherService fetchSvc,
 	DriveService driveSvc,
-	MfmConverter mfmConverter
+	MfmConverter mfmConverter,
+	FollowupTaskService followupTaskSvc
 )
 {
 	private (string Username, string? Host) AcctToTuple(string acct)
@@ -339,4 +340,16 @@ public class UserService(
 		if (user.Banner != null)
 			await driveSvc.RemoveFile(user.Banner);
 	}
+
+	public void UpdateUserLastActive(User user)
+	{
+		if (user.LastActiveDate != null && user.LastActiveDate > DateTime.UtcNow - TimeSpan.FromHours(1)) return;
+
+		_ = followupTaskSvc.ExecuteTask("UpdateUserLastActive", async provider =>
+		{
+			var bgDb = provider.GetRequiredService<DatabaseContext>();
+			await bgDb.Users.Where(p => p.Id == user.Id)
+			          .ExecuteUpdateAsync(p => p.SetProperty(u => u.LastActiveDate, DateTime.UtcNow));
+		});
+	}
 }
\ No newline at end of file