egroupware_official/api/js/etemplate/Et2Date/Holidays.ts
2022-04-29 14:37:52 -06:00

41 lines
1.1 KiB
TypeScript

/**
* Static holiday cache
* access through holidays(year)
*/
let _holiday_cache = {};
/**
* Get a list of holidays for the given year
*
* Returns either a list of holidays indexed by date, in Ymd format:
* {20001225: [{day: 14, month: 2, occurence: 2021, name: "Valentinstag"}]}
* or a promise that resolves with the list.
*
* No need to cache the results, we do it here.
*
* @param year
* @returns Promise<{[key: string]: Array<object>}>|{[key: string]: Array<object>}
*/
export function holidays(year) : Promise<{ [key : string] : Array<object> }> | { [key : string] : Array<object> }
{
// No country selected causes error, so skip if it's missing
if(!egw.preference('country', 'common'))
{
return {};
}
if(typeof _holiday_cache[year] === 'undefined')
{
// Fetch with json instead of jsonq because there may be more than
// one widget listening for the response by the time it gets back,
// and we can't do that when it's queued.
_holiday_cache[year] = window.fetch(
egw.link('/calendar/holidays.php', {year: year})
).then((response) =>
{
return _holiday_cache[year] = response.json();
});
}
return _holiday_cache[year];
}