import { CanCreateRoomEventEvent, CantConnectMessageParser, CreateLinkEvent,
    FavouriteChangedEvent, FavouritesEvent, FlatCreatedEvent,
    FollowFriendMessageComposer, GenericErrorEvent, GetGuestRoomMessageComposer,
    GetGuestRoomResultEvent, GetRoomSessionManager, GetSessionDataManager,
    GetUserEventCatsMessageComposer, GetUserFlatCatsMessageComposer,
    HabboWebTools, LegacyExternalInterface, NavigatorCategoryDataParser,
    NavigatorEventCategoryDataParser, NavigatorHomeRoomEvent,
    NavigatorMetadataEvent, NavigatorOpenRoomCreatorEvent, NavigatorSavedSearch,
    NavigatorSearchesEvent,
    NavigatorTopLevelContext, NitroEventType,
    RoomDataParser, RoomEnterErrorEvent, RoomEntryInfoMessageEvent,
    RoomForwardEvent, RoomScoreEvent,
    SecurityLevel, UserEventCatsEvent, UserFlatCatsEvent,
    UserInfoEvent, UserPermissionsEvent } from '@nitrots/nitro-renderer';
import { useCallback, useState } from 'react';
import { CreateRoomSession, GetConfigurationValue, INavigatorData,
    LocalizeText, NotificationAlertType, SendMessageComposer,
    TryVisitRoom, VisitDesktop } from '../../api';
import { useMessageEvent, useNitroEvent } from '../events';
import { useNotification } from '../notification';
import { useNavigatorUiStore } from './navigatorUiStore';

export const useNavigatorStore = () =>
{
    const [ categories, setCategories ] = useState<NavigatorCategoryDataParser[]>(null);
    const [ eventCategories, setEventCategories ] = useState<NavigatorEventCategoryDataParser[]>(null);
    const [ favouriteRoomIds, setFavouriteRoomIds ] = useState<number[]>([]);
    const [ topLevelContext, setTopLevelContext ] = useState<NavigatorTopLevelContext>(null);
    const [ topLevelContexts, setTopLevelContexts ] = useState<NavigatorTopLevelContext[]>(null);
    const [ navigatorSearches, setNavigatorSearches ] = useState<NavigatorSavedSearch[]>(null);
    const [ navigatorData, setNavigatorData ] = useState<INavigatorData>({
        settingsReceived: false,
        homeRoomId: 0,
        enteredGuestRoom: null,
        currentRoomOwner: false,
        currentRoomId: 0,
        currentRoomIsStaffPick: false,
        createdFlatId: 0,
        avatarId: 0,
        roomPicker: false,
        eventMod: false,
        currentRoomRating: 0,
        canRate: true
    });

    const { simpleAlert = null } = useNotification();

    useMessageEvent<FavouritesEvent>(FavouritesEvent, useCallback(event =>
    {
        const parser = event.getParser();
        const favoriteIds = (parser.favoriteRoomIds || []).map((x: any) => Number(x));
        setFavouriteRoomIds(favoriteIds);
    }, []));

    useMessageEvent<FavouriteChangedEvent>(FavouriteChangedEvent, useCallback(event =>
    {
        const parser = event.getParser();
        const roomId = Number(parser.flatId);
        const added = !!parser.added;
        setFavouriteRoomIds(prev =>
        {
            const ids = (prev || []).map((x: any) => Number(x));
            if(added) return ids.includes(roomId) ? ids : [ ...ids, roomId ];
            return ids.filter(id => id !== roomId);
        });
    }, []));

    useMessageEvent<CanCreateRoomEventEvent>(CanCreateRoomEventEvent, useCallback(event =>
    {
        const parser = event.getParser();
        if(parser.canCreate) return;
        simpleAlert(LocalizeText(`navigator.cannotcreateevent.error.${ parser.errorCode }`), null, null, null, LocalizeText('navigator.cannotcreateevent.title'));
    }, [ simpleAlert ]));

    useMessageEvent<UserInfoEvent>(UserInfoEvent, useCallback(event =>
    {
        SendMessageComposer(new GetUserFlatCatsMessageComposer());
        SendMessageComposer(new GetUserEventCatsMessageComposer());
    }, []));

    useMessageEvent<UserPermissionsEvent>(UserPermissionsEvent, useCallback(event =>
    {
        const parser = event.getParser();
        setNavigatorData(prev => ({
            ...prev,
            eventMod: parser.securityLevel >= SecurityLevel.MODERATOR,
            roomPicker: parser.securityLevel >= SecurityLevel.COMMUNITY
        }));
    }, []));

    useMessageEvent<RoomForwardEvent>(RoomForwardEvent, useCallback(event =>
    {
        const parser = event.getParser();
        TryVisitRoom(parser.roomId);
    }, []));

    useMessageEvent<RoomEntryInfoMessageEvent>(RoomEntryInfoMessageEvent, useCallback(event =>
    {
        const parser = event.getParser();
        setNavigatorData(prev => ({
            ...prev,
            enteredGuestRoom: null,
            currentRoomOwner: parser.isOwner,
            currentRoomId: parser.roomId
        }));
        SendMessageComposer(new GetGuestRoomMessageComposer(parser.roomId, true, false));
        if(LegacyExternalInterface.available) LegacyExternalInterface.call('legacyTrack', 'navigator', 'private', [ parser.roomId ]);
    }, []));

    useMessageEvent<GetGuestRoomResultEvent>(GetGuestRoomResultEvent, useCallback(event =>
    {
        const parser = event.getParser();
        if(parser.roomEnter)
        {
            setNavigatorData(prev =>
            {
                const next = { ...prev };
                next.enteredGuestRoom = parser.data;
                next.currentRoomIsStaffPick = parser.staffPick;
                const isCreated = next.createdFlatId === parser.data.roomId;
                if(!isCreated && parser.data.displayRoomEntryAd)
                {
                    if(GetConfigurationValue<boolean>('roomenterad.habblet.enabled', false)) HabboWebTools.openRoomEnterAd();
                }
                next.createdFlatId = 0;
                return next;
            });
            return;
        }
        if(parser.roomForward)
        {
            // Door-mode branches (DOORBELL_STATE / PASSWORD_STATE) are handled by useDoorState — skip them here.
            const isOwner = parser.data.ownerName === GetSessionDataManager().userName;
            if(!isOwner && !parser.isGroupMember)
            {
                if(parser.data.doorMode === RoomDataParser.DOORBELL_STATE) return;
                if(parser.data.doorMode === RoomDataParser.PASSWORD_STATE) return;
            }
            if((parser.data.doorMode === RoomDataParser.NOOB_STATE) && !GetSessionDataManager().isAmbassador && !GetSessionDataManager().isRealNoob && !GetSessionDataManager().isModerator) return;
            CreateRoomSession(parser.data.roomId);
            return;
        }
        setNavigatorData(prev => ({
            ...prev,
            enteredGuestRoom: parser.data,
            currentRoomIsStaffPick: parser.staffPick
        }));
    }, []));

    useMessageEvent<RoomScoreEvent>(RoomScoreEvent, useCallback(event =>
    {
        const parser = event.getParser();
        setNavigatorData(prev => ({
            ...prev,
            currentRoomRating: parser.totalLikes,
            canRate: parser.canLike
        }));
    }, []));

    useMessageEvent<GenericErrorEvent>(GenericErrorEvent, useCallback(event =>
    {
        const parser = event.getParser();
        // -100002 (wrong password) is handled by useDoorState — skip it here.
        switch(parser.errorCode)
        {
            case 4009:
                simpleAlert(LocalizeText('navigator.alert.need.to.be.vip'), NotificationAlertType.DEFAULT, null, null, LocalizeText('generic.alert.title'));
                return;
            case 4010:
                simpleAlert(LocalizeText('navigator.alert.invalid_room_name'), NotificationAlertType.DEFAULT, null, null, LocalizeText('generic.alert.title'));
                return;
            case 4011:
                simpleAlert(LocalizeText('navigator.alert.cannot_perm_ban'), NotificationAlertType.DEFAULT, null, null, LocalizeText('generic.alert.title'));
                return;
            case 4013:
                simpleAlert(LocalizeText('navigator.alert.room_in_maintenance'), NotificationAlertType.DEFAULT, null, null, LocalizeText('generic.alert.title'));
                return;
        }
    }, [ simpleAlert ]));

    useMessageEvent<NavigatorMetadataEvent>(NavigatorMetadataEvent, useCallback(event =>
    {
        const parser = event.getParser();
        setTopLevelContexts(parser.topLevelContexts);
        setTopLevelContext(parser.topLevelContexts.length ? parser.topLevelContexts[0] : null);
        // Seed the query's tab code so useNavigatorSearch activates immediately
        useNavigatorUiStore.getState().setTab(parser.topLevelContexts[0]?.code ?? '');
    }, []));

    useMessageEvent<UserFlatCatsEvent>(UserFlatCatsEvent, useCallback(event =>
    {
        const parser = event.getParser();
        setCategories(parser.categories);
    }, []));

    useMessageEvent<UserEventCatsEvent>(UserEventCatsEvent, useCallback(event =>
    {
        const parser = event.getParser();
        setEventCategories(parser.categories);
    }, []));

    useMessageEvent<FlatCreatedEvent>(FlatCreatedEvent, useCallback(event =>
    {
        const parser = event.getParser();
        CreateRoomSession(parser.roomId);
    }, []));

    useNitroEvent(NitroEventType.SOCKET_RECONNECTING, useCallback(() =>
    {
        setNavigatorData(prev => ({ ...prev, settingsReceived: false }));
    }, []));

    useMessageEvent<NavigatorHomeRoomEvent>(NavigatorHomeRoomEvent, useCallback(event =>
    {
        const parser = event.getParser();
        let prevSettingsReceived = false;
        setNavigatorData(prev =>
        {
            prevSettingsReceived = prev.settingsReceived;
            return { ...prev, homeRoomId: parser.homeRoomId, settingsReceived: true };
        });
        if(prevSettingsReceived) return;
        if(GetRoomSessionManager().viewerSession) return;

        let forwardType = -1;
        let forwardId = -1;
        if((GetConfigurationValue<string>('friend.id') !== undefined) && (parseInt(GetConfigurationValue<string>('friend.id')) > 0))
        {
            forwardType = 0;
            SendMessageComposer(new FollowFriendMessageComposer(parseInt(GetConfigurationValue<string>('friend.id'))));
        }
        if((GetConfigurationValue<number>('forward.type') !== undefined) && (GetConfigurationValue<number>('forward.id') !== undefined))
        {
            forwardType = parseInt(GetConfigurationValue<string>('forward.type'));
            forwardId = parseInt(GetConfigurationValue<string>('forward.id'));
        }
        if(forwardType === 2)
        {
            TryVisitRoom(forwardId);
        }
        else if((forwardType === -1) && (parser.roomIdToEnter > 0))
        {
            CreateLinkEvent('navigator/close');
            CreateRoomSession(parser.roomIdToEnter !== parser.homeRoomId ? parser.roomIdToEnter : parser.homeRoomId);
        }
    }, []));

    useMessageEvent<RoomEnterErrorEvent>(RoomEnterErrorEvent, useCallback(event =>
    {
        const parser = event.getParser();
        switch(parser.reason)
        {
            case CantConnectMessageParser.REASON_FULL:
                simpleAlert(LocalizeText('navigator.guestroomfull.text'), NotificationAlertType.DEFAULT, null, null, LocalizeText('navigator.guestroomfull.title'));
                break;
            case CantConnectMessageParser.REASON_QUEUE_ERROR:
                simpleAlert(LocalizeText(`room.queue.error.${ parser.parameter }`), NotificationAlertType.DEFAULT, null, null, LocalizeText('room.queue.error.title'));
                break;
            case CantConnectMessageParser.REASON_BANNED:
                simpleAlert(LocalizeText('navigator.banned.text'), NotificationAlertType.DEFAULT, null, null, LocalizeText('navigator.banned.title'));
                break;
            default:
                simpleAlert(LocalizeText('room.queue.error.title'), NotificationAlertType.DEFAULT, null, null, LocalizeText('room.queue.error.title'));
                break;
        }
        if(GetRoomSessionManager().isReconnecting) return;
        VisitDesktop();
    }, [ simpleAlert ]));

    useMessageEvent<NavigatorOpenRoomCreatorEvent>(NavigatorOpenRoomCreatorEvent, useCallback(_event =>
    {
        CreateLinkEvent('navigator/show');
    }, []));

    useMessageEvent<NavigatorSearchesEvent>(NavigatorSearchesEvent, useCallback(event =>
    {
        const parser = event.getParser();
        if(!parser) return;
        setNavigatorSearches(parser.searches);
    }, []));

    return {
        categories, eventCategories, favouriteRoomIds,
        topLevelContext, topLevelContexts,
        navigatorSearches, navigatorData
    };
};