Translate phase 1

2025-09-21 17:01:12 +02:00
parent 0808266887
commit 6d8a8476b4
30 changed files with 2763 additions and 749 deletions
--- a/MareSynchronos/Services/TemporarySyncshellNotificationService.cs
+++ b/MareSynchronos/Services/TemporarySyncshellNotificationService.cs
@@ -0,0 +1,225 @@
+using System.Globalization;
+using System.Threading;
+using MareSynchronos.API.Dto.Group;
+using MareSynchronos.MareConfiguration.Models;
+using MareSynchronos.PlayerData.Pairs;
+using MareSynchronos.Services.Mediator;
+using MareSynchronos.WebAPI;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+
+namespace MareSynchronos.Services;
+
+public sealed class TemporarySyncshellNotificationService : MediatorSubscriberBase, IHostedService
+{
+    private static readonly int[] NotificationThresholdMinutes = [30, 15, 5, 1];
+    private readonly ApiController _apiController;
+    private readonly PairManager _pairManager;
+    private readonly Lock _stateLock = new();
+    private readonly Dictionary<string, TrackedGroup> _trackedGroups = new(StringComparer.Ordinal);
+    private CancellationTokenSource? _loopCts;
+    private Task? _loopTask;
+
+    public TemporarySyncshellNotificationService(ILogger<TemporarySyncshellNotificationService> logger, MareMediator mediator, PairManager pairManager, ApiController apiController)
+        : base(logger, mediator)
+    {
+        _pairManager = pairManager;
+        _apiController = apiController;
+    }
+
+    public Task StartAsync(CancellationToken cancellationToken)
+    {
+        _loopCts = new CancellationTokenSource();
+        Mediator.Subscribe<ConnectedMessage>(this, _ => ResetTrackedGroups());
+        Mediator.Subscribe<DisconnectedMessage>(this, _ => ResetTrackedGroups());
+        _loopTask = Task.Run(() => MonitorLoopAsync(_loopCts.Token), _loopCts.Token);
+        return Task.CompletedTask;
+    }
+
+    public async Task StopAsync(CancellationToken cancellationToken)
+    {
+        Mediator.UnsubscribeAll(this);
+        if (_loopCts == null)
+        {
+            return;
+        }
+
+        try
+        {
+            _loopCts.Cancel();
+            if (_loopTask != null)
+            {
+                await _loopTask.ConfigureAwait(false);
+            }
+        }
+        catch (OperationCanceledException)
+        {
+        }
+        finally
+        {
+            _loopTask = null;
+            _loopCts.Dispose();
+            _loopCts = null;
+        }
+    }
+
+    private async Task MonitorLoopAsync(CancellationToken ct)
+    {
+        var delay = TimeSpan.FromSeconds(30);
+        while (!ct.IsCancellationRequested)
+        {
+            try
+            {
+                CheckGroups();
+            }
+            catch (Exception ex)
+            {
+                Logger.LogDebug(ex, "Failed to check temporary syncshell expirations");
+            }
+
+            try
+            {
+                await Task.Delay(delay, ct).ConfigureAwait(false);
+            }
+            catch (OperationCanceledException)
+            {
+                break;
+            }
+        }
+    }
+
+    private void CheckGroups()
+    {
+        var nowUtc = DateTime.UtcNow;
+        var groupsSnapshot = _pairManager.Groups.Values.ToList();
+        var notifications = new List<NotificationPayload>();
+        var expiredGroups = new List<GroupFullInfoDto>();
+        var seenTemporaryGids = new HashSet<string>(StringComparer.Ordinal);
+
+        using (var guard = _stateLock.EnterScope())
+        {
+            foreach (var group in groupsSnapshot)
+            {
+                if (!group.IsTemporary || group.ExpiresAt == null)
+                {
+                    continue;
+                }
+
+                if (string.IsNullOrEmpty(_apiController.UID) || !string.Equals(group.OwnerUID, _apiController.UID, StringComparison.Ordinal))
+                {
+                    continue;
+                }
+
+                var gid = group.Group.GID;
+                seenTemporaryGids.Add(gid);
+                var expiresAtUtc = NormalizeToUtc(group.ExpiresAt.Value);
+                var remaining = expiresAtUtc - nowUtc;
+
+                if (!_trackedGroups.TryGetValue(gid, out var state))
+                {
+                    state = new TrackedGroup(expiresAtUtc);
+                    _trackedGroups[gid] = state;
+                }
+                else if (state.ExpiresAtUtc != expiresAtUtc)
+                {
+                    state.UpdateExpiresAt(expiresAtUtc);
+                }
+
+                if (remaining <= TimeSpan.Zero)
+                {
+                    _trackedGroups.Remove(gid);
+                    expiredGroups.Add(group);
+                    continue;
+                }
+
+                if (!state.LastRemaining.HasValue)
+                {
+                    state.UpdateRemaining(remaining);
+                    continue;
+                }
+
+                var previousRemaining = state.LastRemaining.Value;
+
+                foreach (var thresholdMinutes in NotificationThresholdMinutes)
+                {
+                    var threshold = TimeSpan.FromMinutes(thresholdMinutes);
+                    if (previousRemaining > threshold && remaining <= threshold)
+                    {
+                        notifications.Add(new NotificationPayload(group, thresholdMinutes, expiresAtUtc));
+                    }
+                }
+
+                state.UpdateRemaining(remaining);
+            }
+
+            var toRemove = _trackedGroups.Keys.Where(k => !seenTemporaryGids.Contains(k)).ToList();
+            foreach (var gid in toRemove)
+            {
+                _trackedGroups.Remove(gid);
+            }
+        }
+
+        foreach (var expiredGroup in expiredGroups)
+        {
+            Logger.LogInformation("Temporary syncshell {gid} expired locally; removing", expiredGroup.Group.GID);
+            _pairManager.RemoveGroup(expiredGroup.Group);
+        }
+
+        foreach (var notification in notifications)
+        {
+            PublishNotification(notification.Group, notification.ThresholdMinutes, notification.ExpiresAtUtc);
+        }
+    }
+
+    private void PublishNotification(GroupFullInfoDto group, int thresholdMinutes, DateTime expiresAtUtc)
+    {
+        string displayName = string.IsNullOrWhiteSpace(group.GroupAlias) ? group.Group.GID : group.GroupAlias!;
+        string threshold = thresholdMinutes == 1 ? "1 minute" : $"{thresholdMinutes} minutes";
+        string expiresLocal = expiresAtUtc.ToLocalTime().ToString("t", CultureInfo.CurrentCulture);
+
+        string message = $"La Syncshell temporaire \"{displayName}\" sera supprimee dans {threshold} (a {expiresLocal}).";
+        Mediator.Publish(new NotificationMessage("Syncshell temporaire", message, NotificationType.Warning, TimeSpan.FromSeconds(6)));
+    }
+
+    private static DateTime NormalizeToUtc(DateTime expiresAt)
+    {
+        return expiresAt.Kind switch
+        {
+            DateTimeKind.Utc => expiresAt,
+            DateTimeKind.Local => expiresAt.ToUniversalTime(),
+            _ => DateTime.SpecifyKind(expiresAt, DateTimeKind.Utc)
+        };
+    }
+
+    private void ResetTrackedGroups()
+    {
+        using (var guard = _stateLock.EnterScope())
+        {
+            _trackedGroups.Clear();
+        }
+    }
+
+    private sealed class TrackedGroup
+    {
+        public TrackedGroup(DateTime expiresAtUtc)
+        {
+            ExpiresAtUtc = expiresAtUtc;
+        }
+
+        public DateTime ExpiresAtUtc { get; private set; }
+        public TimeSpan? LastRemaining { get; private set; }
+
+        public void UpdateExpiresAt(DateTime expiresAtUtc)
+        {
+            ExpiresAtUtc = expiresAtUtc;
+            LastRemaining = null;
+        }
+
+        public void UpdateRemaining(TimeSpan remaining)
+        {
+            LastRemaining = remaining;
+        }
+    }
+
+    private sealed record NotificationPayload(GroupFullInfoDto Group, int ThresholdMinutes, DateTime ExpiresAtUtc);
+}