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import { useMedia } from 'ag-ems-ui-library';
import { useTranslation } from 'react-i18next';
import {
differenceInDays,
format,
formattedNow,
getDateInXDay,
getNextDay,
isLater,
now,
removeQueryParam,
setQueryParam
} from '../../helpers';
import { SvgIcon } from '../SvgIcon';
import { FilterSelect } from './FilterSelect';
import { FilterPopup, FilterPopupTab, FilterPopupTabs } from './FilterPopup';
import { DataRangeDates, DataRangePopupContent } from '../DataRange';
import { Location } from '../Location';
import { navigate } from 'gatsby';
import { FilterCategory } from './FilterCategory';
import { FilterPopover } from './FilterPopover';
const styles = require('./Filter.module.css');
export interface FilterOptionType {
id: number;
name: string;
}
export interface FilterCategoryType {
value: string;
label: string;
}
export type FilterType = {
locationId?: string,
startDate?: string,
endDate?: string,
sortId?: number | null,
categoryIds?: string[],
themeIds?: string[]
}
type Action = {
type: string,
payload?: FilterType
}
const defaultValues: FilterType = {
locationId: '',
startDate: format(now, 'yyyy-MM-dd'),
endDate: format(getNextDay(now), 'yyyy-MM-dd'),
sortId: null,
categoryIds: [],
themeIds: []
};
export function filterReducer(state: FilterType, action: Action) {
switch (action.type) {
case 'set':
return { ...state, ...action.payload };
case 'reset':
// TODO: wrong
return defaultValues;
default:
throw new Error('Not action');
}
}
export const Filter: FC<{
slug: string;
quantity: number;
locations: any[];
fixed?: boolean;
filters: FilterType;
updateFilters: (action: Action) => void;
config?: any;
loading?: boolean;
onConfirm?: (isGlobal: boolean) => void;
maxInterval?: number;
}> = ({
slug,
quantity,
locations,
fixed = false,
filters,
updateFilters,
config,
loading,
onConfirm,
maxInterval
}) => {
const { t } = useTranslation();
const isMobile = useMedia('(max-width: 1024px)');
const filterRef = useRef<HTMLDivElement>(null);
const filterControlsRef = useRef<HTMLDivElement>(null);
const filterSqueezeRef = useRef<HTMLDivElement>(null);
const [isShowFilter, setIsShowFilter] = useState(false);
const [activeTab, setActiveTab] = useState('location');
const [filtersLocal, setFiltersLocal] = useReducer(filterReducer, filters);
const [showCategoryPopover, setShowCategoryPopover] = useState(false);
const [showThemePopover, setShowThemePopover] = useState(false);
const [startFirst, setStartFirst] = useState(true);
const firstTime = useRef(true);
const minDate = useMemo(
() => !startFirst ? filters.startDate : formattedNow,
[startFirst, filters.startDate]
);
const maxDate = useMemo(
() => !startFirst && filters.startDate && maxInterval ? getDateInXDay(filters.startDate, maxInterval) : '',
[startFirst, filters.startDate]
);
const minButtonDate = useMemo(() => {
const min = filters.endDate && maxInterval ? getDateInXDay(filters.endDate, -maxInterval) : formattedNow;
return isLater(min, formattedNow) ? min : formattedNow;
},
[filters.endDate]
);
const maxButtonDate = useMemo(
() => filters.startDate && maxInterval ? getDateInXDay(filters.startDate, maxInterval) : '',
[filters.startDate]
);
const setterLocal = useCallback((payload: FilterType) => setFiltersLocal({ type: 'set', payload }), []);
const setterGlobal = useCallback((payload: FilterType) => updateFilters({ type: 'set', payload }), []);
const confirmHandler = (isGlobal: boolean = false) => {
Iif (!!onConfirm) onConfirm(isGlobal);
};
useEffect(() => {
const url = typeof window !== 'undefined' ? new URL(location.href) : null;
const startDate = url?.searchParams.get('startDate');
const endDate = url?.searchParams.get('endDate');
const sortId = url?.searchParams.get('sortId');
const categories = config?.category
? url?.searchParams.get('categories')
: null;
const themes = config?.theme
? url?.searchParams.get('themes')
: null;
const payload = {
...(startDate && { startDate }),
...(endDate && { endDate }),
...(sortId && { sortId: +sortId }),
...(categories && { categoryIds: decodeURIComponent(categories).split(',') }),
...(themes && { themeIds: decodeURIComponent(themes).split(',') })
}
updateFilters({ type: 'set', payload });
Iif (locations.length === 1) {
navigateLocation(locations[0].value);
}
Eif (typeof window !== 'undefined') {
window.addEventListener('scroll', getScrollHandler());
}
}, []);
useEffect(() => {
if (!firstTime.current && filters.startDate && filters.endDate) {
setQueryParam('startDate', filters.startDate);
setQueryParam('endDate', filters.endDate);
filters.sortId ? setQueryParam('sortId', filters.sortId.toString()) : removeQueryParam('sortId');
Iif (config?.category) {
filters.categoryIds?.length
? setQueryParam('categories', encodeURIComponent(filters.categoryIds.join(',')))
: removeQueryParam('categories');
}
Iif (config?.theme) {
filters.themeIds?.length
? setQueryParam('themes', encodeURIComponent(filters.themeIds.join(',')))
: removeQueryParam('themes');
}
}
firstTime.current = false;
}, [filters]);
useEffect(() => {
Iif (showCategoryPopover) {
setterLocal({ categoryIds: filters?.categoryIds });
}
}, [showCategoryPopover]);
useEffect(() => {
Iif (showThemePopover) {
setterLocal({ themeIds: filters?.themeIds });
}
}, [showThemePopover]);
const setStart = (value: string) => {
setterGlobal({ startDate: value, endDate: '' });
};
const setEnd = (value: string) => {
setterGlobal({ endDate: value });
};
const selectHandler = (value: string) => {
if (startFirst) {
setStart(value);
setStartFirst(false);
} else {
setEnd(value);
setStartFirst(true);
}
};
useEffect(() => {
Eif (filterSqueezeRef.current) {
filterSqueezeRef.current.style.width = `${filterSqueezeRef.current.scrollWidth}px`;
}
}, [isMobile]);
const locationName = useMemo(() => {
return locations.find(loc => loc.value === filters.locationId)?.name
}, [locations, filters.locationId]);
const getScrollHandler = () => {
let timeout;
let scrollY = window.scrollY;
const body = document.querySelector('body');
return () => {
if (timeout) {
cancelAnimationFrame(timeout);
}
timeout = requestAnimationFrame(() => {
if (body?.style.position === 'fixed' || fixed) {
return;
}
if (scrollY > window.scrollY) {
if (filterRef.current && filterRef.current.classList.contains(styles.shift)) {
filterRef.current.classList.remove(styles.shift);
}
}
scrollY = window.scrollY;
if (filterRef.current && filterControlsRef.current && filterSqueezeRef.current) {
if (filterControlsRef.current.getBoundingClientRect().top <= 0) {
filterSqueezeRef.current.style.width = `${filterSqueezeRef.current.scrollWidth}px`;
filterRef.current.classList.replace(styles.unsticky, styles.sticky);
} else {
filterRef.current.classList.replace(styles.sticky, styles.unsticky);
}
}
});
};
};
const shift = () => {
if (filterRef.current && filterControlsRef.current) {
filterRef.current.classList.toggle(styles.shift);
}
};
const showFilters = () => {
if (filters.startDate && filters.endDate) {
setterLocal({ startDate: filters.startDate, endDate: filters.endDate });
}
if (filters?.categoryIds) {
setterLocal({ categoryIds: filters.categoryIds });
}
if (filters?.themeIds) {
setterLocal({ themeIds: filters.themeIds });
}
setIsShowFilter(true);
}
const closeFilters = () => {
setIsShowFilter(false);
}
const showLocationFilter = () => {
setActiveTab('location');
setterLocal({ locationId: filters.locationId });
showFilters();
}
const showDatesFilter = (which: 'start' | 'end' = 'start') => {
setActiveTab('dates');
setStartFirst(true);
if (filters.startDate && filters.endDate) {
setterLocal({ startDate: filters.startDate, endDate: filters.endDate });
}
if (which === 'end') {
setStartFirst(false);
}
if (isMobile) {
showFilters();
}
}
const showCategoryFilter = () => {
if (isMobile) {
setActiveTab('filters');
showFilters();
} else {
setShowCategoryPopover(true);
}
}
const showThemeFilter = () => {
if (isMobile) {
setActiveTab('filters');
showFilters();
} else {
setShowThemePopover(true);
}
}
const selectStartDate = (value) => {
const payload: { startDate, endDate? } = {
startDate: value
}
Iif (filters.endDate && isLater(value, filters.endDate)) {
payload.endDate = format(getNextDay(value), 'yyyy-MM-dd');
}
setterGlobal({ ...payload });
confirmHandler(true);
}
const selectEndDate = (value) => {
setterGlobal({ endDate: value });
confirmHandler(true);
}
const navigateLocation = (value) => {
const urlSearch = typeof window !== 'undefined' ? new URL(window.location.href).search : null;
value ? navigate(`/${slug}/${value}${urlSearch}`) : navigate(`/${slug}${urlSearch}`);
};
const readyHandler = () => {
if (activeTab === 'location') {
navigateLocation(filters.locationId);
}
confirmHandler();
closeFilters();
}
const resetHandler = () => {
if (activeTab === 'location') {
setterGlobal({ locationId: '' })
}
if (activeTab === 'dates') {
setterGlobal({ startDate: '', endDate: '' });
}
if (activeTab === 'filters') {
setterGlobal({ categoryIds: [], themeIds: [] });
}
}
const filterPopupText = useMemo(() => {
Eif ((activeTab === 'location' || activeTab === 'filters') && quantity !== undefined) {
return `${quantity} ${t('results')}`;
}
if (activeTab === 'dates' && filters.startDate && filters.endDate) {
const duration = differenceInDays(new Date(filters.endDate), new Date(filters.startDate)) + 1;
return `${duration} ${t('day', { count: duration })}`;
}
return;
}, [activeTab, filters.startDate, filters.endDate, quantity]);
const selectedCategories = useMemo(() => {
Iif (config?.category?.options && filters.categoryIds?.length) {
return config.category.options.filter(it => filters.categoryIds?.includes(it.value));
} else {
return [];
}
}, [filters.categoryIds]);
const selectedThemes = useMemo(() => {
Iif (config?.theme?.options && filters.themeIds?.length) {
return config.theme.options.filter(it => filters.themeIds?.includes(it.value));
} else {
return [];
}
}, [filters.themeIds]);
const categoryFilter = useMemo(() =>
config?.category
? <FilterCategory
selected={filters.categoryIds}
options={config.category.options}
onChange={categoryIds => setterGlobal({ categoryIds })}
/>
: null, [config, filters.categoryIds]);
const themeFilter = useMemo(() =>
config?.theme
? <FilterCategory
selected={filters.themeIds}
options={config.theme.options}
onChange={themeIds => setterGlobal({ themeIds })}
/>
: null, [config, filters.themeIds]);
const categoryButton = useMemo(() => {
const length = selectedCategories.length;
return config?.category
? <div className={styles.FilterControlWrapper}>
<button type="button" className={styles.FilterControl} onClick={showCategoryFilter}>
<span>
{length
? `${selectedCategories[0].label} ${length > 1 ? ' ' + t('andMore', { quantity: length - 1 }) : ''}`
: t('categories')
}
</span>
<SvgIcon icon={{ name: 'sort-down', width: 12, height: 12, fill: '#144154' }} />
</button>
<FilterPopover
text={`${quantity} ${t('results')}`}
isOpen={showCategoryPopover}
onClose={() => {
setShowCategoryPopover(false);
setterGlobal({ categoryIds: filtersLocal.categoryIds });
}}
cancelHandler={() => setterGlobal({ categoryIds: [] })}
confirmHandler={() => {
setShowCategoryPopover(false);
confirmHandler();
}}
>
{categoryFilter}
</FilterPopover>
</div>
: null
}, [selectedCategories, showCategoryPopover, categoryFilter, filtersLocal.categoryIds]);
const themeButton = useMemo(() => {
const length = selectedThemes.length;
return config?.theme
? <div className={styles.FilterControlWrapper}>
<button type="button" className={styles.FilterControl} onClick={showThemeFilter}>
<span>
{length
? `${selectedThemes[0].label} ${length > 1 ? ' ' + t('andMore', { quantity: length - 1 }) : ''}`
: t('themes')
}
</span>
<SvgIcon icon={{ name: 'sort-down', width: 12, height: 12, fill: '#144154' }} />
</button>
<FilterPopover
text={`${quantity} ${t('results')}`}
isOpen={showThemePopover}
onClose={() => {
setShowThemePopover(false);
setterGlobal({ themeIds: filtersLocal.themeIds });
}}
cancelHandler={() => setterGlobal({ themeIds: [] })}
confirmHandler={() => {
setShowThemePopover(false);
confirmHandler();
}}
>
{themeFilter}
</FilterPopover>
</div>
: null
}, [selectedThemes, showThemePopover, themeFilter, filtersLocal.themeIds]);
return <>
<div className={`${styles.Filter} ${fixed ? styles.fixed : styles.unsticky}`} ref={filterRef}>
<Location
classes={`${styles.FilterField} mb-2`}
locations={locations}
value={filters.locationId ?? ''}
name={locationName}
placeholder={t('locationSelect')}
onChange={navigateLocation}
onClick={showLocationFilter}
/>
<DataRangeDates
classes={`${styles.FilterDates} mb-1`}
startDate={filters.startDate as string}
endDate={filters.endDate as string}
maxInterval={maxInterval}
selectStartDate={selectStartDate}
selectEndDate={selectEndDate}
onStartClick={() => showDatesFilter()}
onEndClick={() => showDatesFilter('end')}
startLabel={t('entry')}
endLabel={t('exit')}
popupMobile={false}
/>
<div className={`${styles.FilterControls}`} ref={filterControlsRef}>
<div className={styles.FilterLeft}>
<div className={`${styles.FilterSqueezable} only-sm`} ref={filterSqueezeRef}>
<button type="button" className={styles.FilterButton} onClick={showLocationFilter}>
<SvgIcon icon={{ name: 'map-marker-alt', width: 16, height: 16, fill: '#144154' }} />
<span>{locationName || t('locationSelect')}</span>
</button>
{filters.startDate && filters.endDate && (
<button type="button" className={styles.FilterButton} onClick={() => showDatesFilter()}>
<SvgIcon icon={{ name: 'calendar-alt', width: 16, height: 16, fill: '#144154' }} />
<span>{format(filters.startDate, 'dd.MM.')} - {format(filters.endDate, 'dd.MM.')}</span>
</button>
)}
</div>
<FilterSelect
label={t('price')}
selected={filters.sortId}
options={[
{ id: 1, name: t('ascending') },
{ id: 2, name: t('descending') }
]}
onChange={value => {
setterGlobal({ sortId: value });
confirmHandler(true);
}}
/>
{categoryButton}
{themeButton}
</div>
<div className={`${styles.FilterRight} only-sm`}>
<button type="button" className={styles.FilterFilter} onClick={showFilters}>
<SvgIcon icon={{ name: 'filter', width: 16, height: 16, fill: '#144154' }} />
<span>{t('filter')}</span>
</button>
</div>
</div>
<button type="button" className={`${styles.FilterHitch} only-sm`} aria-label={'Show filters'} onClick={shift} />
</div>
<FilterPopup
isOpen={isShowFilter}
cancelHandler={resetHandler}
confirmHandler={readyHandler}
text={filterPopupText}
loading={loading}
>
<FilterPopupTabs>
<FilterPopupTab current={activeTab === 'location'} onClick={() => {
setActiveTab('location')
}}>
{t('location')}
</FilterPopupTab>
<FilterPopupTab current={activeTab === 'dates'} onClick={() => {
setActiveTab('dates')
}}>
{t('date', { count: 2 })}
</FilterPopupTab>
{(config?.category || config?.theme) &&
<FilterPopupTab current={activeTab === 'filters'} onClick={() => {
setActiveTab('filters')
}}>
{t('filters')}
</FilterPopupTab>}
</FilterPopupTabs>
<div className={`${styles.FilterContent} ${activeTab === 'location' ? styles.show : ''}`}>
<ul className={styles.FilterLocations}>
{locations.map((loc, index) => {
return (
<li
key={index}
className={`${styles.FilterLocation} ${loc.value === filters.locationId ? styles.current : ''}`}
>
<button type="button" onClick={() => setterGlobal({ locationId: loc.value })}>{loc.name}</button>
</li>
);
})}
</ul>
</div>
<div className={`${styles.FilterContent} ${activeTab === 'dates' ? styles.show : ''}`}>
<DataRangePopupContent
startDate={filters.startDate as string}
endDate={filters.endDate as string}
minDate={minDate as string}
maxDate={maxDate as string}
minButtonDate={minButtonDate as string}
maxButtonDate={maxButtonDate as string}
setStartDate={date => setterGlobal({ startDate: date as string })}
setEndDate={date => setterGlobal({ endDate: date as string })}
selectHandler={selectHandler}
startLabel={t('entry')}
endLabel={t('exit')}
startFirst={startFirst}
onStartClick={() => setStartFirst(true)}
onEndClick={() => setStartFirst(false)}
/>
</div>
{(config?.category || config?.theme) &&
<div className={`${styles.FilterContent} ${styles.scrollable} ${activeTab === 'filters' ? styles.show : ''}`}>
{config?.category && <h3 className={styles.FilterTitle}>{t('categories')}</h3>}
{categoryFilter}
{config?.theme && <h3 className={styles.FilterTitle}>{t('themes')}</h3>}
{themeFilter}
</div>}
</FilterPopup>
</>;
};
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