Merge branch 'master' into fix-prune

Authored-by: Tsubasahane <wozaiha@gmail.com>
Reviewed-on: #49
Co-authored-by: Tsubasa <tsubasa@noreply.git.lightless-sync.org>
Co-committed-by: Tsubasa <tsubasa@noreply.git.lightless-sync.org>

.gitignore

@@ -351,4 +351,6 @@ MigrationBackup/
 
 # docker run data
 Docker/run/data/
-*.idea
+
+#idea files
+*.idea

LightlessSyncServer/LightlessSyncServer/Hubs/LightlessHub.ClientStubs.cs

@@ -40,6 +40,6 @@ namespace LightlessSyncServer.Hubs
         public Task Client_GposeLobbyPushPoseData(UserData userData, PoseData poseData) => throw new PlatformNotSupportedException("Calling clientside method on server not supported");
         public Task Client_GposeLobbyPushWorldData(UserData userData, WorldData worldData) => throw new PlatformNotSupportedException("Calling clientside method on server not supported");
         public Task Client_ChatReceive(ChatMessageDto message) => throw new PlatformNotSupportedException("Calling clientside method on server not supported");
-        public Task Client_SendLocationToClient(LocationDto locationDto) => throw new PlatformNotSupportedException("Calling clientside method on server not supported");
+        public Task Client_SendLocationToClient(LocationDto locationDto, DateTimeOffset expireAt) => throw new PlatformNotSupportedException("Calling clientside method on server not supported");
     }
 }

LightlessSyncServer/LightlessSyncServer/Hubs/LightlessHub.Functions.cs

@@ -585,11 +585,6 @@ public partial class LightlessHub
 
         return await result.Distinct().AsNoTracking().ToListAsync().ConfigureAwait(false);
     }
-    
-    private async Task CleanVisibilityCacheFromRedis()
-    {
-        await _redis.RemoveAsync($"Visibility:{UserUID}", CommandFlags.FireAndForget).ConfigureAwait(false);
-    }
 
     public record UserInfo(
         string Alias,

LightlessSyncServer/LightlessSyncServer/Hubs/LightlessHub.Groups.cs

@@ -504,7 +504,6 @@ public partial class LightlessHub
             preferredPermissions.DisableVFX = dto.GroupUserPreferredPermissions.IsDisableVFX();
             preferredPermissions.DisableAnimations = dto.GroupUserPreferredPermissions.IsDisableAnimations();
             preferredPermissions.IsPaused = false;
-            preferredPermissions.ShareLocation = dto.GroupUserPreferredPermissions.IsSharingLocation();
             DbContext.Update(preferredPermissions);
         }
 
@@ -550,8 +549,7 @@ public partial class LightlessHub
                         DisableSounds = preferredPermissions.DisableSounds,
                         DisableVFX = preferredPermissions.DisableVFX,
                         IsPaused = preferredPermissions.IsPaused,
-                        Sticky = false,
-                        ShareLocation = preferredPermissions.ShareLocation,
+                        Sticky = false
                     };
 
                     await DbContext.Permissions.AddAsync(ownPermissionsToOther).ConfigureAwait(false);
@@ -563,7 +561,6 @@ public partial class LightlessHub
                     existingPermissionsOnDb.DisableVFX = preferredPermissions.DisableVFX;
                     existingPermissionsOnDb.IsPaused = false;
                     existingPermissionsOnDb.Sticky = false;
-                    existingPermissionsOnDb.ShareLocation = preferredPermissions.ShareLocation;
 
                     DbContext.Update(existingPermissionsOnDb);
 
@@ -579,7 +576,6 @@ public partial class LightlessHub
                 ownPermissionsToOther.DisableVFX = preferredPermissions.DisableVFX;
                 ownPermissionsToOther.DisableSounds = preferredPermissions.DisableSounds;
                 ownPermissionsToOther.IsPaused = false;
-                ownPermissionsToOther.ShareLocation = preferredPermissions.ShareLocation;
 
                 DbContext.Update(ownPermissionsToOther);
             }
@@ -601,8 +597,7 @@ public partial class LightlessHub
                         DisableSounds = otherPreferred.DisableSounds,
                         DisableVFX = otherPreferred.DisableVFX,
                         IsPaused = otherPreferred.IsPaused,
-                        Sticky = false,
-                        ShareLocation = otherPreferred.ShareLocation,
+                        Sticky = false
                     };
 
                     await DbContext.AddAsync(otherExistingPermsOnDb).ConfigureAwait(false);
@@ -614,7 +609,6 @@ public partial class LightlessHub
                     otherExistingPermsOnDb.DisableSounds = otherPreferred.DisableSounds;
                     otherExistingPermsOnDb.DisableVFX = otherPreferred.DisableVFX;
                     otherExistingPermsOnDb.IsPaused = otherPreferred.IsPaused;
-                    otherExistingPermsOnDb.ShareLocation = otherPreferred.ShareLocation;
 
                     DbContext.Update(otherExistingPermsOnDb);
                 }
@@ -628,7 +622,6 @@ public partial class LightlessHub
                 otherPermissionToSelf.DisableSounds = otherPreferred.DisableSounds;
                 otherPermissionToSelf.DisableVFX = otherPreferred.DisableVFX;
                 otherPermissionToSelf.IsPaused = otherPreferred.IsPaused;
-                otherPermissionToSelf.ShareLocation = otherPreferred.ShareLocation;
 
                 DbContext.Update(otherPermissionToSelf);
             }

LightlessSyncServer/LightlessSyncServer/Hubs/LightlessHub.Permissions.cs

@@ -66,7 +66,6 @@ public partial class LightlessHub
             prevPermissions.DisableSounds = newPerm.IsDisableSounds();
             prevPermissions.DisableVFX = newPerm.IsDisableVFX();
             prevPermissions.Sticky = newPerm.IsSticky() || setSticky;
-            prevPermissions.ShareLocation = newPerm.IsSharingLocation();
             DbContext.Update(prevPermissions);
 
             // send updated data to pair
@@ -113,7 +112,6 @@ public partial class LightlessHub
             groupPreferredPermissions.DisableAnimations = group.Value.IsDisableAnimations();
             groupPreferredPermissions.IsPaused = group.Value.IsPaused();
             groupPreferredPermissions.DisableVFX = group.Value.IsDisableVFX();
-            groupPreferredPermissions.ShareLocation = group.Value.IsSharingLocation();
 
             var nonStickyPairs = allUsers.Where(u => !u.Value.OwnPermissions.Sticky).ToList();
             var affectedGroupPairs = nonStickyPairs.Where(u => u.Value.GIDs.Contains(group.Key, StringComparer.Ordinal)).ToList();
@@ -128,7 +126,6 @@ public partial class LightlessHub
                 perm.DisableAnimations = groupPreferredPermissions.DisableAnimations;
                 perm.IsPaused = groupPreferredPermissions.IsPaused;
                 perm.DisableVFX = groupPreferredPermissions.DisableVFX;
-                perm.ShareLocation = groupPreferredPermissions.ShareLocation;
             }
 
             UserPermissions permissions = UserPermissions.NoneSet;
@@ -136,7 +133,6 @@ public partial class LightlessHub
             permissions.SetDisableAnimations(groupPreferredPermissions.DisableAnimations);
             permissions.SetDisableSounds(groupPreferredPermissions.DisableSounds);
             permissions.SetDisableVFX(groupPreferredPermissions.DisableVFX);
-            permissions.SetShareLocation(groupPreferredPermissions.ShareLocation);
 
             await Clients.Users(affectedGroupPairs
                 .Select(k => k.Key))

LightlessSyncServer/LightlessSyncServer/Hubs/LightlessHub.User.cs

@@ -12,8 +12,6 @@ using LightlessSyncShared.Utils;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.EntityFrameworkCore;
-using SixLabors.ImageSharp;
-using SixLabors.ImageSharp.PixelFormats;
 using StackExchange.Redis;
 using System.Text;
 using System.Text.Json;
@@ -86,8 +84,7 @@ public partial class LightlessHub
                 DisableSounds = ownDefaultPermissions.DisableIndividualSounds,
                 DisableVFX = ownDefaultPermissions.DisableIndividualVFX,
                 IsPaused = false,
-                Sticky = true,
-                ShareLocation = false,
+                Sticky = true
             };
 
             var existingDbPerms = await DbContext.Permissions.SingleOrDefaultAsync(u => u.UserUID == UserUID && u.OtherUserUID == otherUser.UID, cancellationToken: RequestAbortedToken).ConfigureAwait(false);
@@ -102,7 +99,6 @@ public partial class LightlessHub
                 existingDbPerms.DisableVFX = permissions.DisableVFX;
                 existingDbPerms.IsPaused = false;
                 existingDbPerms.Sticky = true;
-                existingDbPerms.ShareLocation = permissions.ShareLocation;
 
                 DbContext.Permissions.Update(existingDbPerms);
             }
@@ -1235,82 +1231,118 @@ public partial class LightlessHub
         return true;
     }
     
-    
     [Authorize(Policy = "Identified")]
     public async Task UpdateLocation(LocationDto dto, bool offline = false)
     {
         _logger.LogCallInfo(LightlessHubLogger.Args(UserUID,dto));
-        if (string.IsNullOrEmpty(dto.user.UID))
+        if (string.IsNullOrEmpty(dto.User.UID))
         {
             _logger.LogCallWarning(LightlessHubLogger.Args("LocationDto with no userinfo :",UserUID, dto));
             return;
         }
 
-        if (!string.Equals(UserUID, dto.user.UID, StringComparison.Ordinal))
+        if (!string.Equals(UserUID, dto.User.UID, StringComparison.Ordinal))
         {
             _logger.LogCallWarning(LightlessHubLogger.Args("LocationDto with another UID :",UserUID, dto));
             return;
         }
-        
-        var visibilityCacheKey = $"Visibility:{UserUID}";
-        
-        var allUsers = await _redis.GetAsync<List<string>>(visibilityCacheKey).ConfigureAwait(false);
-        if (allUsers == null)
-        {
-            var permissibleGroupGIDsQuery = DbContext.GroupPairPreferredPermissions.AsNoTracking()
-                .Where(gpp => gpp.UserUID == dto.user.UID && !gpp.IsPaused && gpp.ShareLocation == true)
-                .Select(gpp => gpp.GroupGID);
-
-            var groupUserUIDsQuery = DbContext.GroupPairs.AsNoTracking()
-                .Where(gp => permissibleGroupGIDsQuery.Contains(gp.GroupGID))
-                .Select(gp => gp.GroupUserUID);
-
-            var directlySharedUserUIDsQuery = DbContext.Permissions.AsNoTracking()
-                .Where(p => p.UserUID == dto.user.UID && !p.IsPaused && p.ShareLocation == true)
-                .Select(p => p.OtherUserUID);
-
-            allUsers = await directlySharedUserUIDsQuery
-                .Union(groupUserUIDsQuery)
-                .Distinct()
-                .ToListAsync().ConfigureAwait(false);
-            
-            await _redis.AddAsync(
-                visibilityCacheKey, 
-                allUsers, 
-                TimeSpan.FromMinutes(30), 
-                StackExchange.Redis.When.Always, 
-                StackExchange.Redis.CommandFlags.FireAndForget
-            ).ConfigureAwait(false);
-        }
-        
         var key = $"Location:{UserUID}";
         
         if (offline)
         {
-            await _redis.RemoveAsync(key, StackExchange.Redis.CommandFlags.FireAndForget).ConfigureAwait(false);
-            await Clients.Users(allUsers).Client_SendLocationToClient(dto).ConfigureAwait(false);
+            var allUsers = await GetSharingUsers().ConfigureAwait(false);   
+            await _redis.RemoveAsync(key, CommandFlags.FireAndForget).ConfigureAwait(false);
+            await Clients.Users(allUsers.Keys).Client_SendLocationToClient(dto, DateTimeOffset.MinValue).ConfigureAwait(false);
         }
         else
         {
             var currentLocation = await _redis.GetAsync<LocationDto>(key).ConfigureAwait(false);
-            
-            await _redis.AddAsync(key, dto).ConfigureAwait(false);
-            if (allUsers.Count != 0 && currentLocation != dto)
+            if (currentLocation != dto)
             {
-                await Clients.Users(allUsers).Client_SendLocationToClient(dto).ConfigureAwait(false);
+                var allUsers = await GetSharingUsers().ConfigureAwait(false);   
+                await _redis.AddAsync(key, dto).ConfigureAwait(false);
+                var sendTasks = allUsers.Select(pair => Clients.User(pair.Key).Client_SendLocationToClient(dto, pair.Value));
+                await Task.WhenAll(sendTasks).ConfigureAwait(false);
             }
         }
     }
+    
+    private async Task<Dictionary<string, DateTimeOffset>> GetSharingUsers()
+    {
+        return await DbContext.Permissions.AsNoTracking()
+            .Where(x => x.UserUID == UserUID && x.ShareLocationUntil > DateTimeOffset.UtcNow)
+            .ToDictionaryAsync(x => x.OtherUserUID, x => x.ShareLocationUntil, RequestAbortedToken)
+            .ConfigureAwait(false);
+    }
 
     [Authorize(Policy = "Identified")]
-    public async Task<List<LocationDto>> RequestAllLocationInfo()
+    public async Task<(List<LocationWithTimeDto>, List<SharingStatusDto>)> RequestAllLocationInfo()
     {
         _logger.LogCallInfo();
-        var uids = DbContext.Permissions.AsNoTracking().Where(x => x.OtherUserUID == UserUID && x.ShareLocation == true)
-            .Select(x => x.UserUID).ToList();
-        var data =await _redis.GetAllAsync<LocationDto>(uids.Select(x => $"Location:{x}").ToHashSet(StringComparer.Ordinal))
+        var locationWithTime = await GetLocationWithTime().ConfigureAwait(false);
+        var sharingStatus = await GetSharingStatus().ConfigureAwait(false);
+        return (locationWithTime, sharingStatus);
+    }
+
+    private async Task<List<LocationWithTimeDto>> GetLocationWithTime()
+    {
+        var dictionary = await DbContext.Permissions.AsNoTracking()
+            .Where(x => x.OtherUserUID == UserUID && x.ShareLocationUntil > DateTimeOffset.UtcNow)
+            .ToDictionaryAsync(x => x.UserUID, x => x.ShareLocationUntil, cancellationToken: RequestAbortedToken)
             .ConfigureAwait(false);
-        return data.Where(x => x.Value is not null).Select(x => x.Value).ToList();
+        if (dictionary.Count == 0)
+        {
+            return [];
+        }
+
+        var redisKeys = dictionary.Keys.Select(uid => $"Location:{uid}").ToHashSet(StringComparer.Ordinal);
+        var data = await _redis.GetAllAsync<LocationDto>(redisKeys).ConfigureAwait(false);
+        var result = new List<LocationWithTimeDto>();
+
+        foreach (var (userUid, expireAt) in dictionary)
+        {
+            var redisKey = $"Location:{userUid}";
+
+            if (data.TryGetValue(redisKey, out var locationDto) && locationDto is not null)
+            {
+                result.Add(new LocationWithTimeDto(locationDto, expireAt));
+            }
+        }
+        return result;
+    }
+
+    private async Task<List<SharingStatusDto>> GetSharingStatus()
+    {
+        return await DbContext.Permissions.AsNoTracking()
+            .Where(x => x.UserUID == UserUID && x.ShareLocationUntil > DateTimeOffset.UtcNow)
+            .Select(x => new SharingStatusDto(new UserData(x.OtherUserUID), x.ShareLocationUntil))
+            .ToListAsync(cancellationToken: RequestAbortedToken).ConfigureAwait(false);
+    }
+
+
+
+    [Authorize(Policy = "Identified")]
+    public async Task<bool> ToggleLocationSharing(LocationSharingToggleDto dto)
+    {
+        _logger.LogCallInfo(LightlessHubLogger.Args(UserUID,dto));
+        try
+        {
+            await DbContext.Permissions.Where(x => x.UserUID == UserUID && dto.users.Contains(x.OtherUserUID))
+                .ExecuteUpdateAsync(setter =>
+                        setter.SetProperty(x => x.ShareLocationUntil, dto.duration.ToUniversalTime()),
+                    cancellationToken: RequestAbortedToken).ConfigureAwait(false);
+
+            //update user's location for target users
+            var currentLocation = await _redis.GetAsync<LocationDto>($"Location:{UserUID}").ConfigureAwait(false);
+            await Clients.Users(dto.users).Client_SendLocationToClient(currentLocation, dto.duration.ToUniversalTime())
+                .ConfigureAwait(false);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "ToggleLocationSharing error:");
+            return false;
+        }
+        return true;
     }
 
     [GeneratedRegex(@"^([a-z0-9_ '+&,\.\-\{\}]+\/)+([a-z0-9_ '+&,\.\-\{\}]+\.[a-z]{3,4})$", RegexOptions.IgnoreCase | RegexOptions.Compiled | RegexOptions.ECMAScript)]

LightlessSyncServer/LightlessSyncServer/Hubs/LightlessHub.cs

@@ -219,11 +219,10 @@ public partial class LightlessHub : Hub<ILightlessHub>, ILightlessHub
                 await RemoveUserFromRedis().ConfigureAwait(false);
 
                 _lightlessCensus.ClearStatistics(UserUID);
-
-                await SendOfflineToAllPairedUsers().ConfigureAwait(false);
                 
                 await UpdateLocation(new LocationDto(new UserData(UserUID), new LocationInfo()), offline: true).ConfigureAwait(false);
-                await CleanVisibilityCacheFromRedis().ConfigureAwait(false);
+
+                await SendOfflineToAllPairedUsers().ConfigureAwait(false);
 
                 DbContext.RemoveRange(DbContext.Files.Where(f => !f.Uploaded && f.UploaderUID == UserUID));
                 await DbContext.SaveChangesAsync().ConfigureAwait(false);

LightlessSyncServer/LightlessSyncServer/Services/PairService.cs

@@ -67,7 +67,6 @@ public class PairService
                     DisableVFX = defaultPerms.DisableIndividualVFX,
                     IsPaused = false,
                     Sticky = true,
-                    ShareLocation = false,
                 });
                 modified = true;
             }
@@ -89,7 +88,6 @@ public class PairService
                     DisableVFX = defaultPerms.DisableIndividualVFX,
                     IsPaused = false,
                     Sticky = true,
-                    ShareLocation = false,
                 });
                 modified = true;
             }

LightlessSyncServer/LightlessSyncServer/Services/PruneService.cs

@@ -2,15 +2,19 @@
 using LightlessSyncShared.Data;
 using LightlessSyncShared.Models;
 using Microsoft.EntityFrameworkCore;
+using StackExchange.Redis.Extensions.Core.Abstractions;
 
 namespace LightlessSyncServer.Services
 {
-    public class PruneService(LightlessDbContext dbContext) : IPruneService
+    public class PruneService(LightlessDbContext dbContext, IRedisDatabase redis) : IPruneService
     {
         private readonly LightlessDbContext _dbContext = dbContext;
+        private readonly IRedisDatabase _redis = redis;
 
         public async Task<int> CountPrunableUsersAsync(string groupGid, int days, CancellationToken ct)
         {
+            var onlineUids = await GetOnlineUidsAsync().ConfigureAwait(false);
+
             var allGroupUsers = await _dbContext.GroupPairs
                 .Include(p => p.GroupUser)
                 .Include(p => p.Group)
@@ -20,17 +24,14 @@ namespace LightlessSyncServer.Services
             var inactivitySpan = GetInactivitySpan(days);
             var now = DateTime.UtcNow;
 
-            var usersToPrune = allGroupUsers.Where(p =>
-                !p.IsPinned &&
-                !p.IsModerator &&
-                !string.Equals(p.Group.OwnerUID, p.GroupUserUID, StringComparison.Ordinal) &&
-                p.GroupUser.LastLoggedIn < now - inactivitySpan);
-
-            return usersToPrune.Count();
+            var usersToPrune = GetPruneUserList(allGroupUsers, onlineUids, inactivitySpan, now);
+            return usersToPrune.Count;
         }
 
         public async Task<IReadOnlyList<GroupPair>> ExecutePruneAsync(string groupGid, int days, CancellationToken ct)
         {
+            var onlineUids = await GetOnlineUidsAsync().ConfigureAwait(false);
+
             var allGroupUsers = await _dbContext.GroupPairs
                 .Include(p => p.GroupUser)
                 .Include(p => p.Group)
@@ -40,12 +41,7 @@ namespace LightlessSyncServer.Services
             var inactivitySpan = GetInactivitySpan(days);
             var now = DateTime.UtcNow;
 
-            var usersToPrune = allGroupUsers.Where(p =>
-                !p.IsPinned &&
-                !p.IsModerator &&
-                !string.Equals(p.Group.OwnerUID, p.GroupUserUID, StringComparison.Ordinal) &&
-                p.GroupUser.LastLoggedIn < now - inactivitySpan)
-                .ToList();
+            var usersToPrune = GetPruneUserList(allGroupUsers, onlineUids, inactivitySpan, now);
 
             _dbContext.GroupPairs.RemoveRange(usersToPrune);
             await _dbContext.SaveChangesAsync(ct).ConfigureAwait(false);
@@ -53,8 +49,52 @@ namespace LightlessSyncServer.Services
             return usersToPrune;
         }
 
-        private static TimeSpan GetInactivitySpan(int days) => days == 0
-                ? TimeSpan.FromMinutes(15)
-                : TimeSpan.FromDays(days);
+        private static List<GroupPair> GetPruneUserList(
+            List<GroupPair> allGroupUsers,
+            HashSet<string> onlineUids,
+            TimeSpan inactivitySpan,
+            DateTime now)
+        {
+            return
+            [
+                .. allGroupUsers.Where(p =>
+                    !p.IsPinned &&
+                    !p.IsModerator &&
+                    !string.Equals(p.Group.OwnerUID, p.GroupUserUID, StringComparison.Ordinal) &&
+                    !onlineUids.Contains(p.GroupUserUID) &&
+                    p.GroupUser.LastLoggedIn < now - inactivitySpan),
+            ];
+        }
+
+        private async Task<HashSet<string>> GetOnlineUidsAsync()
+        {
+            var keys = await _redis.SearchKeysAsync("UID:*").ConfigureAwait(false);
+
+            var set = new HashSet<string>(StringComparer.Ordinal);
+
+            foreach (var k in keys)
+            {
+                if (string.IsNullOrEmpty(k)) continue;
+
+                const string prefix = "UID:";
+                if (k.StartsWith(prefix, StringComparison.Ordinal))
+                {
+                    var uid = k.Substring(prefix.Length);
+                    if (!string.IsNullOrEmpty(uid))
+                        set.Add(uid);
+                }
+                else
+                {
+                    var idx = k.IndexOf(':', StringComparison.Ordinal);
+                    if (idx >= 0 && idx < k.Length - 1)
+                        set.Add(k[(idx + 1)..]);
+                }
+            }
+
+            return set;
+        }
+
+        private static TimeSpan GetInactivitySpan(int days) =>
+            days == 0 ? TimeSpan.FromHours(2) : TimeSpan.FromDays(days);
     }
-}
+}

LightlessSyncServer/LightlessSyncServer/Utils/Extensions.cs

@@ -129,7 +129,6 @@ public static class Extensions
         permissions.SetDisableSounds(groupPair.DisableSounds);
         permissions.SetPaused(groupPair.IsPaused);
         permissions.SetDisableVFX(groupPair.DisableVFX);
-        permissions.SetShareLocation(groupPair.ShareLocation);
         return permissions;
     }
 
@@ -150,7 +149,6 @@ public static class Extensions
         perm.SetDisableAnimations(permissions.DisableAnimations);
         perm.SetDisableSounds(permissions.DisableSounds);
         perm.SetDisableVFX(permissions.DisableVFX);
-        perm.SetShareLocation(permissions.ShareLocation);
         if (setSticky)
             perm.SetSticky(permissions.Sticky);
         return perm;

LightlessSyncServer/LightlessSyncServer/Worker/AutoPruneWorker.cs

@@ -24,7 +24,7 @@ namespace LightlessSyncServer.Worker
                         var hubContext = scope.ServiceProvider.GetRequiredService<IHubContext<LightlessHub>>();
 
                         var groups = await db.Groups
-                            .Where(g => g.AutoPruneEnabled && g.AutoPruneDays > 0)
+                            .Where(g => g.AutoPruneEnabled)
                             .ToListAsync(stoppingToken).ConfigureAwait(false);
 
                         foreach (var group in groups)

LightlessSyncServer/LightlessSyncShared/Migrations/20251227120132_LocationSharing.cs

@@ -1,40 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace LightlessSyncServer.Migrations
-{
-    /// <inheritdoc />
-    public partial class LocationSharing : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<bool>(
-                name: "share_location",
-                table: "user_permission_sets",
-                type: "boolean",
-                nullable: false,
-                defaultValue: false);
-
-            migrationBuilder.AddColumn<bool>(
-                name: "share_location",
-                table: "group_pair_preferred_permissions",
-                type: "boolean",
-                nullable: false,
-                defaultValue: false);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "share_location",
-                table: "user_permission_sets");
-
-            migrationBuilder.DropColumn(
-                name: "share_location",
-                table: "group_pair_preferred_permissions");
-        }
-    }
-}

LightlessSyncServer/LightlessSyncShared/Migrations/20251229015535_ShareLocation.Designer.cs

@@ -12,8 +12,8 @@ using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
 namespace LightlessSyncServer.Migrations
 {
     [DbContext(typeof(LightlessDbContext))]
-    [Migration("20251227120132_LocationSharing")]
-    partial class LocationSharing
+    [Migration("20251229015535_ShareLocation")]
+    partial class ShareLocation
     {
         /// <inheritdoc />
         protected override void BuildTargetModel(ModelBuilder modelBuilder)
@@ -587,10 +587,6 @@ namespace LightlessSyncServer.Migrations
                         .HasColumnType("boolean")
                         .HasColumnName("is_paused");
 
-                    b.Property<bool>("ShareLocation")
-                        .HasColumnType("boolean")
-                        .HasColumnName("share_location");
-
                     b.HasKey("UserUID", "GroupGID")
                         .HasName("pk_group_pair_preferred_permissions");
 
@@ -948,9 +944,9 @@ namespace LightlessSyncServer.Migrations
                         .HasColumnType("boolean")
                         .HasColumnName("is_paused");
 
-                    b.Property<bool>("ShareLocation")
-                        .HasColumnType("boolean")
-                        .HasColumnName("share_location");
+                    b.Property<DateTimeOffset>("ShareLocationUntil")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("share_location_until");
 
                     b.Property<bool>("Sticky")
                         .HasColumnType("boolean")

LightlessSyncServer/LightlessSyncShared/Migrations/20251229015535_ShareLocation.cs

@@ -0,0 +1,30 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace LightlessSyncServer.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShareLocation : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<DateTimeOffset>(
+                name: "share_location_until",
+                table: "user_permission_sets",
+                type: "timestamp with time zone",
+                nullable: false,
+                defaultValue: new DateTimeOffset(new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified), new TimeSpan(0, 0, 0, 0, 0)));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "share_location_until",
+                table: "user_permission_sets");
+        }
+    }
+}

LightlessSyncServer/LightlessSyncShared/Migrations/LightlessDbContextModelSnapshot.cs

@@ -584,10 +584,6 @@ namespace LightlessSyncServer.Migrations
                         .HasColumnType("boolean")
                         .HasColumnName("is_paused");
 
-                    b.Property<bool>("ShareLocation")
-                        .HasColumnType("boolean")
-                        .HasColumnName("share_location");
-
                     b.HasKey("UserUID", "GroupGID")
                         .HasName("pk_group_pair_preferred_permissions");
 
@@ -945,9 +941,9 @@ namespace LightlessSyncServer.Migrations
                         .HasColumnType("boolean")
                         .HasColumnName("is_paused");
 
-                    b.Property<bool>("ShareLocation")
-                        .HasColumnType("boolean")
-                        .HasColumnName("share_location");
+                    b.Property<DateTimeOffset>("ShareLocationUntil")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("share_location_until");
 
                     b.Property<bool>("Sticky")
                         .HasColumnType("boolean")

LightlessSyncServer/LightlessSyncShared/Models/GroupPairPreferredPermission.cs

@@ -10,5 +10,4 @@ public class GroupPairPreferredPermission
     public bool DisableAnimations { get; set; }
     public bool DisableSounds { get; set; }
     public bool DisableVFX { get; set; }
-    public bool ShareLocation  { get; set; }
 }

LightlessSyncServer/LightlessSyncShared/Models/UserPermissionSet.cs

@@ -15,5 +15,5 @@ public class UserPermissionSet
     public bool DisableAnimations { get; set; } = false;
     public bool DisableVFX { get; set; } = false;
     public bool DisableSounds { get; set; } = false;
-    public bool ShareLocation  { get; set; } = false;
+    public DateTimeOffset ShareLocationUntil { get; set; } = DateTimeOffset.MinValue;
 }