@heinlein-video/rrule
Version:
rrule fork. Includes the src/ folder for typescript sourceMaps
63 lines • 2.11 kB
JavaScript
import { DateWithZone } from './datewithzone';
import { iter } from './iter';
import { sort } from './dateutil';
export function iterSet(iterResult, _rrule, _exrule, _rdate, _exdate, tzid) {
var _exdateHash = {};
var _accept = iterResult.accept;
function evalExdate(after, before) {
_exrule.forEach(function (rrule) {
rrule.between(after, before, true).forEach(function (date) {
_exdateHash[Number(date)] = true;
});
});
}
_exdate.forEach(function (date) {
var zonedDate = new DateWithZone(date, tzid).rezonedDate();
_exdateHash[Number(zonedDate)] = true;
});
iterResult.accept = function (date) {
var dt = Number(date);
if (isNaN(dt))
return _accept.call(this, date);
if (!_exdateHash[dt]) {
evalExdate(new Date(dt - 1), new Date(dt + 1));
if (!_exdateHash[dt]) {
_exdateHash[dt] = true;
return _accept.call(this, date);
}
}
return true;
};
if (iterResult.method === 'between') {
evalExdate(iterResult.args.after, iterResult.args.before);
iterResult.accept = function (date) {
var dt = Number(date);
if (!_exdateHash[dt]) {
_exdateHash[dt] = true;
return _accept.call(this, date);
}
return true;
};
}
for (var i = 0; i < _rdate.length; i++) {
var zonedDate = new DateWithZone(_rdate[i], tzid).rezonedDate();
if (!iterResult.accept(new Date(zonedDate.getTime())))
break;
}
_rrule.forEach(function (rrule) {
iter(iterResult, rrule.options);
});
var res = iterResult._result;
sort(res);
switch (iterResult.method) {
case 'all':
case 'between':
return res;
case 'before':
return ((res.length && res[res.length - 1]) || null);
case 'after':
default:
return ((res.length && res[0]) || null);
}
}
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