import { RequestNickIconsComposer, SetActiveNickIconComposer, UserNickIconsEvent } from '@nitrots/nitro-renderer';
import { useEffect, useState } from 'react';
import { useBetween } from 'use-between';
import { INickIconItem, SendMessageComposer } from '../../api';
import { useMessageEvent } from '../events';
import { useSharedVisibility } from '../useSharedVisibility';

const useInventoryNickIconsState = () =>
{
    const [ needsUpdate, setNeedsUpdate ] = useState(true);
    const [ nickIcons, setNickIcons ] = useState<INickIconItem[]>([]);
    const [ activeNickIcon, setActiveNickIcon ] = useState<INickIconItem | null>(null);
    const [ selectedNickIcon, setSelectedNickIcon ] = useState<INickIconItem | null>(null);
    const { isVisible = false, activate = null, deactivate = null } = useSharedVisibility();

    useMessageEvent<UserNickIconsEvent>(UserNickIconsEvent, event =>
    {
        const parser = event.getParser();
        const ownedNickIcons = parser.nickIcons
            .filter(icon => icon.owned)
            .map(icon => ({
                id: icon.id,
                iconKey: icon.iconKey,
                displayName: icon.displayName,
                points: icon.points,
                pointsType: icon.pointsType,
                owned: true,
                active: icon.active
            }));

        setNickIcons(ownedNickIcons);
        setActiveNickIcon(ownedNickIcons.find(icon => icon.active) || null);
    });

    const activateNickIcon = (nickIconId: number) =>
    {
        SendMessageComposer(new SetActiveNickIconComposer(nickIconId));
    };

    const deactivateNickIcon = () =>
    {
        SendMessageComposer(new SetActiveNickIconComposer(0));
    };

    useEffect(() =>
    {
        if(!nickIcons.length)
        {
            setSelectedNickIcon(null);
            return;
        }

        setSelectedNickIcon(prevValue =>
        {
            if(prevValue && nickIcons.find(icon => icon.id === prevValue.id)) return prevValue;
            return nickIcons[0];
        });
    }, [ nickIcons ]);

    useEffect(() =>
    {
        if(!isVisible || !needsUpdate) return;

        SendMessageComposer(new RequestNickIconsComposer());
        setNeedsUpdate(false);
    }, [ isVisible, needsUpdate ]);

    return {
        nickIcons,
        activeNickIcon,
        selectedNickIcon,
        setSelectedNickIcon,
        activateNickIcon,
        deactivateNickIcon,
        activate,
        deactivate
    };
};

export const useInventoryNickIcons = () => useBetween(useInventoryNickIconsState);