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-rw-r--r--Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomAccountDataController.cs78
-rw-r--r--Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomMembersController.cs79
-rw-r--r--Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomStateController.cs113
-rw-r--r--Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomTimelineController.cs432
-rw-r--r--Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomsController.cs139
5 files changed, 841 insertions, 0 deletions
diff --git a/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomAccountDataController.cs b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomAccountDataController.cs
new file mode 100644
index 0000000..bac803f
--- /dev/null
+++ b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomAccountDataController.cs
@@ -0,0 +1,78 @@
+using System.Text.Json.Serialization;
+using LibMatrix.HomeserverEmulator.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace LibMatrix.HomeserverEmulator.Controllers.Rooms;
+
+[ApiController]
+[Route("/_matrix/client/{version}/rooms/{roomId}")]
+public class RoomAccountDataController(ILogger<RoomAccountDataController> logger, TokenService tokenService, UserStore userStore, RoomStore roomStore) : ControllerBase {
+    [HttpPost("read_markers")]
+    public async Task<object> SetReadMarkers(string roomId, [FromBody] ReadMarkersData data) {
+        var token = tokenService.GetAccessToken(HttpContext);
+        var user = await userStore.GetUserByToken(token);
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        if (!room.JoinedMembers.Any(x => x.StateKey == user.UserId))
+            throw new MatrixException() {
+                ErrorCode = "M_FORBIDDEN",
+                Error = "User is not in the room"
+            };
+
+        if (!room.ReadMarkers.ContainsKey(user.UserId))
+            room.ReadMarkers[user.UserId] = new();
+
+        if (data.FullyRead != null)
+            room.ReadMarkers[user.UserId].FullyRead = data.FullyRead;
+        if (data.Read != null)
+            room.ReadMarkers[user.UserId].Read = data.Read;
+        if (data.ReadPrivate != null)
+            room.ReadMarkers[user.UserId].ReadPrivate = data.ReadPrivate;
+
+        if (!room.AccountData.ContainsKey(user.UserId))
+            room.AccountData[user.UserId] = new();
+
+        room.AccountData[user.UserId].Add(new StateEventResponse() {
+            Type = "m.fully_read",
+            StateKey = user.UserId,
+            RawContent = new() {
+                ["event_id"] = data.FullyRead
+            }
+        });
+
+        room.AccountData[user.UserId].Add(new StateEventResponse() {
+            Type = "m.read",
+            StateKey = user.UserId,
+            RawContent = new() {
+                ["event_id"] = data.Read
+            }
+        });
+
+        room.AccountData[user.UserId].Add(new StateEventResponse() {
+            Type = "m.read.private",
+            StateKey = user.UserId,
+            RawContent = new() {
+                ["event_id"] = data.ReadPrivate
+            }
+        });
+
+        return data;
+    }
+}
+
+public class ReadMarkersData {
+    [JsonPropertyName("m.fully_read")]
+    public string? FullyRead { get; set; }
+
+    [JsonPropertyName("m.read")]
+    public string? Read { get; set; }
+
+    [JsonPropertyName("m.read.private")]
+    public string? ReadPrivate { get; set; }
+}
\ No newline at end of file
diff --git a/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomMembersController.cs b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomMembersController.cs
new file mode 100644
index 0000000..7d735f7
--- /dev/null
+++ b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomMembersController.cs
@@ -0,0 +1,79 @@
+using LibMatrix.EventTypes.Spec.State;
+using LibMatrix.HomeserverEmulator.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace LibMatrix.HomeserverEmulator.Controllers.Rooms;
+
+[ApiController]
+[Route("/_matrix/client/{version}/rooms/{roomId}/")]
+public class RoomMembersController(
+    ILogger<RoomMembersController> logger,
+    TokenService tokenService,
+    UserStore userStore,
+    RoomStore roomStore,
+    PaginationTokenResolverService paginationTokenResolver) : ControllerBase {
+    [HttpGet("members")]
+    public async Task<List<StateEventResponse>> GetMembers(string roomId, string? at = null, string? membership = null, string? not_membership = null) {
+        var token = tokenService.GetAccessTokenOrNull(HttpContext);
+        if (token == null)
+            throw new MatrixException() {
+                ErrorCode = "M_MISSING_TOKEN",
+                Error = "Missing token"
+            };
+
+        var user = await userStore.GetUserByToken(token);
+        if (user == null)
+            throw new MatrixException() {
+                ErrorCode = "M_UNKNOWN_TOKEN",
+                Error = "No such user"
+            };
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        var members = room.Timeline.Where(x => x.Type == "m.room.member" && x.StateKey != null).ToList();
+
+        if (membership != null)
+            members = members.Where(x => (x.TypedContent as RoomMemberEventContent)?.Membership == membership).ToList();
+
+        if (not_membership != null)
+            members = members.Where(x => (x.TypedContent as RoomMemberEventContent)?.Membership != not_membership).ToList();
+
+        if (at != null) {
+            StateEventResponse? evt = null;
+            if (at.StartsWith('$'))
+                evt = await paginationTokenResolver.ResolveTokenToEvent(at, room);
+
+            if (evt is null) {
+                var time = await paginationTokenResolver.ResolveTokenToTimestamp(at);
+                evt = room.Timeline.LastOrDefault(x => x.OriginServerTs <= time);
+                if (evt is null) {
+                    logger.LogWarning("Sent empty list of members for room {roomId} at {at}, because there were no events at this time!", roomId, at);
+                    return [];
+                }
+            }
+            else if (!room.Timeline.Contains(evt)) {
+                evt = room.Timeline.LastOrDefault(x => x.OriginServerTs <= evt.OriginServerTs);
+                if (evt is null) {
+                    logger.LogWarning("Sent empty list of members for room {roomId} at {at}, because there were no events at this time!", roomId, at);
+                    return [];
+                }
+            }
+
+            // evt = room.Timeline.FirstOrDefault(x => x.EventId == at);
+            if (evt == null)
+                throw new MatrixException() {
+                    ErrorCode = "M_NOT_FOUND",
+                    Error = "Event not found"
+                };
+
+            members = members.Where(x => x.OriginServerTs <= evt.OriginServerTs).ToList();
+        }
+
+        return members;
+    }
+}
\ No newline at end of file
diff --git a/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomStateController.cs b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomStateController.cs
new file mode 100644
index 0000000..74c70a3
--- /dev/null
+++ b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomStateController.cs
@@ -0,0 +1,113 @@
+using System.Collections.Frozen;
+using System.Text.Json.Nodes;
+using LibMatrix.HomeserverEmulator.Extensions;
+using LibMatrix.HomeserverEmulator.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace LibMatrix.HomeserverEmulator.Controllers.Rooms;
+
+[ApiController]
+[Route("/_matrix/client/{version}/rooms/{roomId}/state")]
+public class RoomStateController(ILogger<RoomStateController> logger, TokenService tokenService, UserStore userStore, RoomStore roomStore) : ControllerBase {
+    [HttpGet("")]
+    public async Task<FrozenSet<StateEventResponse>> GetState(string roomId) {
+        var token = tokenService.GetAccessTokenOrNull(HttpContext);
+        if (token == null)
+            throw new MatrixException() {
+                ErrorCode = "M_MISSING_TOKEN",
+                Error = "Missing token"
+            };
+
+        var user = await userStore.GetUserByToken(token);
+        if (user == null)
+            throw new MatrixException() {
+                ErrorCode = "M_UNKNOWN_TOKEN",
+                Error = "No such user"
+            };
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        return room.State;
+    }
+
+    [HttpGet("{eventType}")]
+    public async Task<object?> GetState(string roomId, string eventType, [FromQuery] string format = "client") {
+        return await GetState(roomId, eventType, "", format);
+    }
+
+    [HttpGet("{eventType}/{stateKey}")]
+    public async Task<object?> GetState(string roomId, string eventType, string stateKey, [FromQuery] string format = "client") {
+        var token = tokenService.GetAccessTokenOrNull(HttpContext);
+        if (token == null)
+            throw new MatrixException() {
+                ErrorCode = "M_MISSING_TOKEN",
+                Error = "Missing token"
+            };
+
+        var user = await userStore.GetUserByToken(token);
+        if (user == null)
+            throw new MatrixException() {
+                ErrorCode = "M_UNKNOWN_TOKEN",
+                Error = "No such user"
+            };
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        var stateEvent = room.State.FirstOrDefault(x => x.Type == eventType && x.StateKey == stateKey);
+        if (stateEvent == null) {
+            Console.WriteLine($"Event not found in room {roomId} matching {eventType}/{stateKey}");
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Event not found"
+            };
+        }
+
+        // return stateEvent;
+        return format == "event" ? stateEvent : stateEvent.RawContent;
+    }
+
+    [HttpPut("{eventType}")]
+    public async Task<EventIdResponse> SetState(string roomId, string eventType, [FromBody] JsonObject? request) {
+        return await SetState(roomId, eventType, "", request);
+    }
+
+    [HttpPut("{eventType}/{stateKey}")]
+    public async Task<EventIdResponse> SetState(string roomId, string eventType, string stateKey, [FromBody] JsonObject? request) {
+        var token = tokenService.GetAccessTokenOrNull(HttpContext);
+        if (token == null)
+            throw new MatrixException() {
+                ErrorCode = "M_MISSING_TOKEN",
+                Error = "Missing token"
+            };
+
+        var user = await userStore.GetUserByToken(token);
+        if (user == null)
+            throw new MatrixException() {
+                ErrorCode = "M_UNKNOWN_TOKEN",
+                Error = "No such user"
+            };
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+        var evt = room.SetStateInternal(new StateEvent() { Type = eventType, StateKey = stateKey, RawContent = request }.ToStateEvent(user, room));
+        evt.Type = eventType;
+        evt.StateKey = stateKey;
+        return new EventIdResponse() {
+            EventId = evt.EventId ?? throw new InvalidOperationException("EventId is null")
+        };
+    }
+}
\ No newline at end of file
diff --git a/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomTimelineController.cs b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomTimelineController.cs
new file mode 100644
index 0000000..afd69d1
--- /dev/null
+++ b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomTimelineController.cs
@@ -0,0 +1,432 @@
+using System.Collections.Immutable;
+using System.Diagnostics;
+using System.Text.Json.Nodes;
+using ArcaneLibs;
+using LibMatrix.EventTypes.Spec;
+using LibMatrix.EventTypes.Spec.State;
+using LibMatrix.Helpers;
+using LibMatrix.HomeserverEmulator.Extensions;
+using LibMatrix.HomeserverEmulator.Services;
+using LibMatrix.Responses;
+using LibMatrix.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace LibMatrix.HomeserverEmulator.Controllers.Rooms;
+
+[ApiController]
+[Route("/_matrix/client/{version}/rooms/{roomId}")]
+public class RoomTimelineController(
+    ILogger<RoomTimelineController> logger,
+    TokenService tokenService,
+    UserStore userStore,
+    RoomStore roomStore,
+    HomeserverProviderService hsProvider) : ControllerBase {
+    [HttpPut("send/{eventType}/{txnId}")]
+    public async Task<EventIdResponse> SendMessage(string roomId, string eventType, string txnId, [FromBody] JsonObject content) {
+        var token = tokenService.GetAccessToken(HttpContext);
+        var user = await userStore.GetUserByToken(token);
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        if (!room.JoinedMembers.Any(x => x.StateKey == user.UserId))
+            throw new MatrixException() {
+                ErrorCode = "M_FORBIDDEN",
+                Error = "User is not in the room"
+            };
+
+        var evt = new StateEvent() {
+            RawContent = content,
+            Type = eventType
+        }.ToStateEvent(user, room);
+
+        room.Timeline.Add(evt);
+        if (evt.Type == RoomMessageEventContent.EventId && (evt.TypedContent as RoomMessageEventContent).Body.StartsWith("!hse"))
+            await HandleHseCommand(evt, room, user);
+        // else
+
+        return new() {
+            EventId = evt.EventId
+        };
+    }
+
+    [HttpGet("messages")]
+    public async Task<MessagesResponse> GetMessages(string roomId, [FromQuery] string? from = null, [FromQuery] string? to = null, [FromQuery] int limit = 100,
+        [FromQuery] string? dir = "b") {
+        var token = tokenService.GetAccessToken(HttpContext);
+        var user = await userStore.GetUserByToken(token);
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        if (!room.JoinedMembers.Any(x => x.StateKey == user.UserId))
+            throw new MatrixException() {
+                ErrorCode = "M_FORBIDDEN",
+                Error = "User is not in the room"
+            };
+
+        if (dir == "b") {
+            var timeline = room.Timeline.TakeLast(limit).ToList();
+            return new() {
+                Start = timeline.First().EventId,
+                End = timeline.Last().EventId,
+                Chunk = timeline.AsEnumerable().Reverse().ToList(),
+                State = timeline.GetCalculatedState()
+            };
+        }
+        else if (dir == "f") {
+            var timeline = room.Timeline.Take(limit).ToList();
+            return new() {
+                Start = timeline.First().EventId,
+                End = room.Timeline.Last() == timeline.Last() ? null : timeline.Last().EventId,
+                Chunk = timeline
+            };
+        }
+        else
+            throw new MatrixException() {
+                ErrorCode = "M_BAD_REQUEST",
+                Error = $"Invalid direction '{dir}'"
+            };
+    }
+
+    [HttpGet("event/{eventId}")]
+    public async Task<StateEventResponse> GetEvent(string roomId, string eventId) {
+        var token = tokenService.GetAccessToken(HttpContext);
+        var user = await userStore.GetUserByToken(token);
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        if (!room.JoinedMembers.Any(x => x.StateKey == user.UserId))
+            throw new MatrixException() {
+                ErrorCode = "M_FORBIDDEN",
+                Error = "User is not in the room"
+            };
+
+        var evt = room.Timeline.SingleOrDefault(x => x.EventId == eventId);
+        if (evt == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Event not found"
+            };
+
+        return evt;
+    }
+    
+    [HttpGet("relations/{eventId}")]
+    public async Task<RecursedBatchedChunkedStateEventResponse> GetRelations(string roomId, string eventId, [FromQuery] string? dir = "b", [FromQuery] string? from = null, [FromQuery] int? limit = 100, [FromQuery] bool? recurse = false, [FromQuery] string? to = null) {
+        var token = tokenService.GetAccessToken(HttpContext);
+        var user = await userStore.GetUserByToken(token);
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        if (!room.JoinedMembers.Any(x => x.StateKey == user.UserId))
+            throw new MatrixException() {
+                ErrorCode = "M_FORBIDDEN",
+                Error = "User is not in the room"
+            };
+
+        var evt = room.Timeline.SingleOrDefault(x => x.EventId == eventId);
+        if (evt == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Event not found"
+            };
+
+        var matchingEvents = await GetRelationsInternal(roomId, eventId, dir, from, limit, recurse, to);
+
+        return new() {
+            Chunk = matchingEvents.ToList()
+        };
+    }
+    
+    [HttpGet("relations/{eventId}/{relationType}")]
+    public async Task<RecursedBatchedChunkedStateEventResponse> GetRelations(string roomId, string eventId, string relationType, [FromQuery] string? dir = "b", [FromQuery] string? from = null, [FromQuery] int? limit = 100, [FromQuery] bool? recurse = false, [FromQuery] string? to = null) {
+        var token = tokenService.GetAccessToken(HttpContext);
+        var user = await userStore.GetUserByToken(token);
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        if (!room.JoinedMembers.Any(x => x.StateKey == user.UserId))
+            throw new MatrixException() {
+                ErrorCode = "M_FORBIDDEN",
+                Error = "User is not in the room"
+            };
+
+        var evt = room.Timeline.SingleOrDefault(x => x.EventId == eventId);
+        if (evt == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Event not found"
+            };
+
+        var matchingEvents = await GetRelationsInternal(roomId, eventId, dir, from, limit, recurse, to);
+
+        return new() {
+            Chunk = matchingEvents.ToList()
+        };
+    }
+    
+    [HttpGet("relations/{eventId}/{relationType}/{eventType}")]
+    public async Task<RecursedBatchedChunkedStateEventResponse> GetRelations(string roomId, string eventId, string relationType, string eventType, [FromQuery] string? dir = "b", [FromQuery] string? from = null, [FromQuery] int? limit = 100, [FromQuery] bool? recurse = false, [FromQuery] string? to = null) {
+        var token = tokenService.GetAccessToken(HttpContext);
+        var user = await userStore.GetUserByToken(token);
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        if (!room.JoinedMembers.Any(x => x.StateKey == user.UserId))
+            throw new MatrixException() {
+                ErrorCode = "M_FORBIDDEN",
+                Error = "User is not in the room"
+            };
+
+        var evt = room.Timeline.SingleOrDefault(x => x.EventId == eventId);
+        if (evt == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Event not found"
+            };
+
+        var matchingEvents = await GetRelationsInternal(roomId, eventId, dir, from, limit, recurse, to);
+
+        return new() {
+            Chunk = matchingEvents.ToList()
+        };
+    }
+    
+    private async Task<IEnumerable<StateEventResponse>> GetRelationsInternal(string roomId, string eventId, string dir, string? from, int? limit, bool? recurse, string? to) {
+        var room = roomStore.GetRoomById(roomId);
+        var evt = room.Timeline.SingleOrDefault(x => x.EventId == eventId);
+        if (evt == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Event not found"
+            };
+
+        var relatedEvents = room.Timeline.Where(x => x.RawContent?["m.relates_to"]?["event_id"]?.GetValue<string>() == eventId);
+        if (dir == "b") {
+            relatedEvents = relatedEvents.TakeLast(limit ?? 100);
+        }
+        else if (dir == "f") {
+            relatedEvents = relatedEvents.Take(limit ?? 100);
+        }
+        
+        return relatedEvents;
+    }
+
+#region Commands
+
+    private void InternalSendMessage(RoomStore.Room room, string content) {
+        InternalSendMessage(room, new MessageBuilder().WithBody(content).Build());
+    }
+
+    private void InternalSendMessage(RoomStore.Room room, RoomMessageEventContent content) {
+        logger.LogInformation("Sending internal message: {content}", content.Body);
+        room.Timeline.Add(new StateEventResponse() {
+            Type = RoomMessageEventContent.EventId,
+            TypedContent = content,
+            Sender = $"@hse:{tokenService.GenerateServerName(HttpContext)}",
+            RoomId = room.RoomId,
+            EventId = "$" + string.Join("", Random.Shared.GetItems("abcdefghijklmnopqrstuvwxyzABCDEFGHIJLKMNOPQRSTUVWXYZ0123456789".ToCharArray(), 100)),
+            OriginServerTs = DateTimeOffset.Now.ToUnixTimeMilliseconds()
+        });
+    }
+
+    private async Task HandleHseCommand(StateEventResponse evt, RoomStore.Room room, UserStore.User user) {
+        try {
+            var msgContent = evt.TypedContent as RoomMessageEventContent;
+            var parts = msgContent.Body.Split('\n')[0].Split(" ");
+            if (parts.Length < 2) return;
+
+            var command = parts[1];
+            switch (command) {
+                case "import":
+                    await HandleImportCommand(parts[2..], evt, room, user);
+                    break;
+                case "import-nheko-profiles":
+                    await HandleImportNhekoProfilesCommand(parts[2..], evt, room, user);
+                    break;
+                case "clear-sync-states":
+                    foreach (var (token, session) in user.AccessTokens) {
+                        session.SyncStates.Clear();
+                        InternalSendMessage(room, $"Cleared sync states for {token}.");
+                    }
+
+                    break;
+                case "rsp": {
+                    await Task.Delay(1000);
+                    var chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJLKMNOPQRSTUVWXYZ0123456789";
+                    for (int i = 0; i < 10000; i++) {
+                        // await Task.Delay(100);
+                        // InternalSendMessage(room, $"https://music.youtube.com/watch?v=90oZtyvavSk&i={i}");
+                        var url = $"https://music.youtube.com/watch?v=";
+                        for (int j = 0; j < 11; j++) {
+                            url += chars[Random.Shared.Next(chars.Length)];
+                        }
+
+                        InternalSendMessage(room, url + "&i=" + i);
+                        if (i % 5000 == 0 || i == 9999) {
+                            Thread.Sleep(5000);
+
+                            do {
+                                InternalSendMessage(room,
+                                    $"Current GC memory: {Util.BytesToString(GC.GetTotalMemory(false))}, total process memory: {Util.BytesToString(Process.GetCurrentProcess().WorkingSet64)}");
+                                GC.Collect(GC.MaxGeneration, GCCollectionMode.Aggressive, true, true);
+                                GC.WaitForPendingFinalizers();
+                                InternalSendMessage(room,
+                                    $"GC memory: {Util.BytesToString(GC.GetTotalMemory(false))}, total process memory: {Util.BytesToString(Process.GetCurrentProcess().WorkingSet64)}");
+                                await Task.Delay(5000);
+                            } while (Process.GetCurrentProcess().WorkingSet64 >= 1_024_000_000);
+                        }
+                    }
+                    break;
+                }
+                case "genrooms": {
+                    var sw = Stopwatch.StartNew();
+                    var count = 1000;
+                    for (int i = 0; i < count; i++) {
+                        var crq = new CreateRoomRequest() {
+                            Name = "Test room",
+                            CreationContent = new() {
+                                ["version"] = "11"
+                            },
+                            InitialState = []
+                        };
+
+                        if (Random.Shared.Next(100) > 75) {
+                            crq.CreationContent["type"] = "m.space";
+                            foreach (var item in Random.Shared.GetItems(roomStore._rooms.ToArray(), 50)) {
+                                crq.InitialState!.Add(new StateEvent() {
+                                    Type = "m.space.child",
+                                    StateKey = item.RoomId,
+                                    TypedContent = new SpaceChildEventContent() {
+                                        Suggested = true,
+                                        AutoJoin = true,
+                                        Via = new List<string>()
+                                    }
+                                }.ToStateEvent(user, room));
+                            }
+                        }
+                        var newRoom = roomStore.CreateRoom(crq);
+                        newRoom.AddUser(user.UserId);
+                    }
+                    InternalSendMessage(room, $"Generated {count} new rooms in {sw.Elapsed}!");
+                    break;
+                }
+                case "gc":
+                    InternalSendMessage(room,
+                        $"Current GC memory: {Util.BytesToString(GC.GetTotalMemory(false))}, total process memory: {Util.BytesToString(Process.GetCurrentProcess().WorkingSet64)}");
+                    GC.Collect(GC.MaxGeneration, GCCollectionMode.Aggressive, true, true);
+                    GC.WaitForPendingFinalizers();
+                    InternalSendMessage(room,
+                        $"GC memory: {Util.BytesToString(GC.GetTotalMemory(false))}, total process memory: {Util.BytesToString(Process.GetCurrentProcess().WorkingSet64)}");
+                    break;
+                default:
+                    InternalSendMessage(room, $"Command {command} not found!");
+                    break;
+            }
+        }
+        catch (Exception ex) {
+            InternalSendMessage(room, $"An error occurred: {ex.Message}");
+        }
+    }
+
+    private async Task HandleImportNhekoProfilesCommand(string[] args, StateEventResponse evt, RoomStore.Room room, UserStore.User user) {
+        var msgContent = evt.TypedContent as RoomMessageEventContent;
+        var parts = msgContent.Body.Split('\n');
+
+        var data = parts.Where(x => x.Contains(@"\auth\access_token") || x.Contains(@"\auth\home_server")).ToList();
+        if (data.Count < 2) {
+            InternalSendMessage(room, "Invalid data.");
+            return;
+        }
+
+        foreach (var line in data) {
+            var processedLine = line.Replace("\\\\", "\\").Replace("\\_", "_");
+
+            if (!processedLine.Contains(@"\auth\")) continue;
+            var profile = processedLine.Split(@"\auth\")[0];
+            if (!user.AuthorizedSessions.ContainsKey(profile))
+                user.AuthorizedSessions.Add(profile, new());
+            if (processedLine.Contains(@"home_server")) {
+                var server = processedLine.Split('=')[1];
+                user.AuthorizedSessions[profile].Homeserver = server;
+            }
+            else if (processedLine.Contains(@"access_token")) {
+                var token = processedLine.Split('=')[1];
+                user.AuthorizedSessions[profile].AccessToken = token;
+            }
+        }
+
+        foreach (var (key, session) in user.AuthorizedSessions.ToList()) {
+            if (string.IsNullOrWhiteSpace(session.Homeserver) || string.IsNullOrWhiteSpace(session.AccessToken)) {
+                InternalSendMessage(room, $"Invalid profile {key}");
+                user.AuthorizedSessions.Remove(key);
+                continue;
+            }
+
+            InternalSendMessage(room, $"Got profile {key} with server {session.AccessToken}");
+        }
+    }
+
+    private async Task HandleImportCommand(string[] args, StateEventResponse evt, RoomStore.Room room, UserStore.User user) {
+        var roomId = args[0];
+        var profile = args[1];
+
+        InternalSendMessage(room, $"Importing room {roomId} through profile {profile}...");
+        if (!user.AuthorizedSessions.ContainsKey(profile)) {
+            InternalSendMessage(room, $"Profile {profile} not found.");
+            return;
+        }
+
+        var userProfile = user.AuthorizedSessions[profile];
+
+        InternalSendMessage(room, $"Authenticating with {userProfile.Homeserver}...");
+        var hs = await hsProvider.GetAuthenticatedWithToken(userProfile.Homeserver, userProfile.AccessToken);
+        InternalSendMessage(room, $"Authenticated with {userProfile.Homeserver}.");
+        var hsRoom = hs.GetRoom(roomId);
+
+        InternalSendMessage(room, $"Starting import...");
+        var internalRoom = new RoomStore.Room(roomId);
+
+        var timeline = hsRoom.GetManyMessagesAsync(limit: int.MaxValue, dir: "b", chunkSize: 100000);
+        await foreach (var resp in timeline) {
+            internalRoom.Timeline = new(resp.Chunk.AsEnumerable().Reverse().Concat(internalRoom.Timeline));
+            InternalSendMessage(room, $"Imported {resp.Chunk.Count} events. Now up to a total of {internalRoom.Timeline.Count} events.");
+        }
+
+        InternalSendMessage(room, $"Import complete. Saving and inserting user");
+        roomStore.AddRoom(internalRoom);
+        internalRoom.AddUser(user.UserId);
+        InternalSendMessage(room, $"Import complete. Room is now available.");
+    }
+
+#endregion
+}
\ No newline at end of file
diff --git a/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomsController.cs b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomsController.cs
new file mode 100644
index 0000000..c24e6e9
--- /dev/null
+++ b/Utilities/LibMatrix.HomeserverEmulator/Controllers/Rooms/RoomsController.cs
@@ -0,0 +1,139 @@
+using System.Text.Json.Serialization;
+using LibMatrix.EventTypes.Spec.State;
+using LibMatrix.EventTypes.Spec.State.RoomInfo;
+using LibMatrix.HomeserverEmulator.Services;
+using LibMatrix.Responses;
+using LibMatrix.RoomTypes;
+using Microsoft.AspNetCore.Mvc;
+
+namespace LibMatrix.HomeserverEmulator.Controllers.Rooms;
+
+[ApiController]
+[Route("/_matrix/client/{version}/")]
+public class RoomsController(ILogger<RoomsController> logger, TokenService tokenService, UserStore userStore, RoomStore roomStore) : ControllerBase {
+    //createRoom
+    [HttpPost("createRoom")]
+    public async Task<RoomIdResponse> CreateRoom([FromBody] CreateRoomRequest request) {
+        var token = tokenService.GetAccessTokenOrNull(HttpContext);
+        if (token == null)
+            throw new MatrixException() {
+                ErrorCode = "M_MISSING_TOKEN",
+                Error = "Missing token"
+            };
+
+        var user = await userStore.GetUserByToken(token);
+        if (user == null)
+            throw new MatrixException() {
+                ErrorCode = "M_UNKNOWN_TOKEN",
+                Error = "No such user"
+            };
+
+        // var room = new RoomStore.Room($"!{Guid.NewGuid()}:{tokenService.GenerateServerName(HttpContext)}");
+        var room = roomStore.CreateRoom(request, user);
+
+        return new() {
+            RoomId = room.RoomId
+        };
+    }
+
+    [HttpPost("rooms/{roomId}/upgrade")]
+    public async Task<object> UpgradeRoom(string roomId, [FromBody] UpgradeRoomRequest request) {
+        var token = tokenService.GetAccessTokenOrNull(HttpContext);
+        if (token == null)
+            throw new MatrixException() {
+                ErrorCode = "M_MISSING_TOKEN",
+                Error = "Missing token"
+            };
+
+        var user = await userStore.GetUserByToken(token);
+        if (user == null)
+            throw new MatrixException() {
+                ErrorCode = "M_UNKNOWN_TOKEN",
+                Error = "No such user"
+            };
+
+        var oldRoom = roomStore.GetRoomById(roomId);
+        if (oldRoom == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+
+        var room = new RoomStore.Room($"!{Guid.NewGuid()}:{tokenService.GenerateServerName(HttpContext)}");
+
+        var eventTypesToTransfer = new[] {
+            RoomServerACLEventContent.EventId,
+            RoomEncryptionEventContent.EventId,
+            RoomNameEventContent.EventId,
+            RoomAvatarEventContent.EventId,
+            RoomTopicEventContent.EventId,
+            RoomGuestAccessEventContent.EventId,
+            RoomHistoryVisibilityEventContent.EventId,
+            RoomJoinRulesEventContent.EventId,
+            RoomPowerLevelEventContent.EventId,
+        };
+
+        var createEvent = room.SetStateInternal(new() {
+            Type = RoomCreateEventContent.EventId,
+            RawContent = new() {
+                ["creator"] = user.UserId
+            }
+        });
+
+        oldRoom.State.Where(x => eventTypesToTransfer.Contains(x.Type)).ToList().ForEach(x => room.SetStateInternal(x));
+
+        room.AddUser(user.UserId);
+
+        // user.Rooms.Add(room.RoomId, room);
+        return new {
+            replacement_room = room.RoomId
+        };
+    }
+
+    public class ReasonBody {
+        [JsonPropertyName("reason")]
+        public string? Reason { get; set; }
+    }
+    [HttpPost("rooms/{roomId}/leave")] // TODO: implement
+    public async Task<object> LeaveRoom(string roomId, [FromBody] ReasonBody body) {
+        var token = tokenService.GetAccessTokenOrNull(HttpContext);
+        if (token == null)
+            throw new MatrixException() {
+                ErrorCode = "M_MISSING_TOKEN",
+                Error = "Missing token"
+            };
+
+        var user = await userStore.GetUserByToken(token);
+        if (user == null)
+            throw new MatrixException() {
+                ErrorCode = "M_UNKNOWN_TOKEN",
+                Error = "No such user"
+            };
+
+        var room = roomStore.GetRoomById(roomId);
+        if (room == null)
+            throw new MatrixException() {
+                ErrorCode = "M_NOT_FOUND",
+                Error = "Room not found"
+            };
+        
+        room.SetStateInternal(new() {
+            Type = RoomMemberEventContent.EventId,
+            TypedContent = new RoomMemberEventContent() {
+                Membership = "leave",
+                Reason = body.Reason
+            },
+            StateKey = user.UserId
+        });
+
+        logger.LogTrace($"User {user.UserId} left room {room.RoomId}");
+        return new {
+            room_id = room.RoomId
+        };
+    }
+}
+
+public class UpgradeRoomRequest {
+    [JsonPropertyName("new_version")]
+    public required string NewVersion { get; set; }
+}
\ No newline at end of file