using LibMatrix;
using LibMatrix.EventTypes.Spec.State;
using LibMatrix.Homeservers;
using LibMatrix.Responses;
using LibMatrix.RoomTypes;
using OsuFederatedBeatmapApi.Events.AccountData;

namespace OsuFederatedBeatmapApi.Services;

public class FederatedBeatmapApiBotAccountDataService(ILogger<FederatedBeatmapApiBotAccountDataService> logger, AuthenticatedHomeserverGeneric hs, FederatedBeatmapApiBotConfiguration configuration) {
    private const string BotDataKey = "gay.rory.federated_beatmap_repository_bot_data";

    public GenericRoom LogRoom;
    public GenericRoom ControlRoom;
    public List<GenericRoom> ListedRepositories;
    private BotData botData;

    public async Task LoadAccountDataAsync() {
        try {
            botData = await hs.GetAccountDataAsync<BotData>(BotDataKey);
        }
        catch (Exception e) {
            if (e is not MatrixException { ErrorCode: "M_NOT_FOUND" }) {
                logger.LogError("{}", e.ToString());
                throw;
            }

            botData = new BotData();
            var creationContent = CreateRoomRequest.CreatePrivate(hs, name: "Beatmap Repository - Control room", roomAliasName: "beatmap-repo-control-room");
            creationContent.Invite = configuration.Admins;
            creationContent.CreationContent["type"] = "gay.rory.federated_beatmap_repository.control_room";

            botData.ControlRoom = (await hs.CreateRoom(creationContent)).RoomId;

            //set access rules to allow joining via control room
            creationContent.InitialState.Add(new StateEvent {
                Type = "m.room.join_rules",
                StateKey = "",
                TypedContent = new RoomJoinRulesEventContent {
                    JoinRule = "knock_restricted",
                    Allow = new() {
                        new RoomJoinRulesEventContent.AllowEntry {
                            Type = "m.room_membership",
                            RoomId = botData.ControlRoom
                        }
                    }
                }
            });

            creationContent.Name = "Beatmap Repository - Log room";
            creationContent.RoomAliasName = "beatmap-repo-log-room";
            creationContent.CreationContent["type"] = "gay.rory.media_moderator_poc.log_room";
            botData.LogRoom = (await hs.CreateRoom(creationContent)).RoomId;

            await hs.SetAccountData(BotDataKey, botData);
        }

        LogRoom = hs.GetRoom(botData.LogRoom ?? botData.ControlRoom);
        ControlRoom = hs.GetRoom(botData.ControlRoom);
        ListedRepositories = botData.ListedRepositories.Select(hs.GetRoom).ToList();
    }
}