import { CatalogModeComposer, ICatalogPageData } from 'nitro-renderer';
import { FC, useCallback, useEffect, useReducer, useState } from 'react';
import { CatalogEvent } from '../../events';
import { useUiEvent } from '../../hooks/events/ui/ui-event';
import { SendMessageHook } from '../../hooks/messages/message-event';
import { NitroCardContentView, NitroCardHeaderView, NitroCardTabsItemView, NitroCardTabsView, NitroCardView } from '../../layout';
import { LocalizeText } from '../../utils/LocalizeText';
import { CatalogMessageHandler } from './CatalogMessageHandler';
import { CatalogMode, CatalogViewProps } from './CatalogView.types';
import { CatalogContextProvider } from './context/CatalogContext';
import { CatalogReducer, initialCatalog } from './reducers/CatalogReducer';
import { CatalogNavigationView } from './views/navigation/CatalogNavigationView';
import { CatalogPageView } from './views/page/CatalogPageView';

export const CatalogView: FC<CatalogViewProps> = props =>
{
    const [ isVisible, setIsVisible ] = useState(false);
    const [ currentTab, setCurrentTab ] = useState<ICatalogPageData>(null);
    const [ catalogState, dispatchCatalogState ] = useReducer(CatalogReducer, initialCatalog);
    const { root = null } = catalogState;

    const onCatalogEvent = useCallback((event: CatalogEvent) =>
    {
        switch(event.type)
        {
            case CatalogEvent.SHOW_CATALOG:
                setIsVisible(true);
                return;
            case CatalogEvent.TOGGLE_CATALOG:
                setIsVisible(value => !value);
                return;
        }
    }, []);

    useUiEvent(CatalogEvent.SHOW_CATALOG, onCatalogEvent);
    useUiEvent(CatalogEvent.TOGGLE_CATALOG, onCatalogEvent);

    useEffect(() =>
    {
        if(!isVisible) return;
        
        if(!catalogState.root)
        {
            SendMessageHook(new CatalogModeComposer(CatalogMode.MODE_NORMAL));
        }
        else
        {
            setCurrentTab(catalogState.root.children[0]);
        }
    }, [ isVisible, catalogState.root ]);

    return (
        <CatalogContextProvider value={ { catalogState, dispatchCatalogState } }>
            <CatalogMessageHandler  />
            { isVisible &&
                <NitroCardView className="nitro-catalog">
                    <NitroCardHeaderView headerText={ LocalizeText('catalog.title') } onCloseClick={ event => setIsVisible(false) } />
                    <NitroCardTabsView>
                        { root && root.children.length && root.children.map((page, index) =>
                            {
                                return <NitroCardTabsItemView key={ index } tabText={ page.localization } isActive={ (currentTab === page) } onClick={ event => setCurrentTab(page) } />
                            }) }
                    </NitroCardTabsView>
                    <NitroCardContentView>
                        <div className="row">
                            <div className="col-3">
                                <CatalogNavigationView page={ currentTab } />
                            </div>
                            <div className="col">
                                <CatalogPageView />
                            </div>
                        </div>
                    </NitroCardContentView>
                </NitroCardView> }
        </CatalogContextProvider>
    );
}