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make wantsDateSeparator generic and throw into DateUtils

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Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
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Michael Telatynski 2018-01-10 12:06:24 +00:00
parent e45fcf10c7
commit 1a7dc22a8d
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3 changed files with 21 additions and 31 deletions
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14
src/DateUtils.js
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@ -100,3 +100,17 @@ export function formatTime(date, showTwelveHour=false) {
}
return pad(date.getHours()) + ':' + pad(date.getMinutes());
}
const MILLIS_IN_DAY = 86400000;
export function wantsDateSeparator(prevEventDate, nextEventDate) {
if (!nextEventDate || !prevEventDate) {
return false;
}
// Return early for events that are > 24h apart
if (Math.abs(prevEventDate.getTime() - nextEventDate.getTime()) > MILLIS_IN_DAY) {
return true;
}
// Compare weekdays
return prevEventDate.getDay() !== nextEventDate.getDay();
}