forked from extern/the-glorious-startpage
61 lines
1.2 KiB
JavaScript
61 lines
1.2 KiB
JavaScript
class GreeterDateMessage {
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constructor() {
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this._greeterMessage = document.querySelector('#greeterMessage');
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this._dateMessage = document.querySelector('#dateMessage');
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this._monthsArr = [
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'January',
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'February',
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'March',
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'April',
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'May',
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'June',
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'July',
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'August',
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'September',
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'October',
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'November',
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'December'
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];
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this._daysArr = [
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'Sunday',
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'Monday',
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'Tuesday',
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'Wednesday',
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'Thursday',
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'Friday',
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'Saturday'
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];
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this._updateGreeterDateMessage();
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}
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_getDayOrdinal = (day) => {
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return day + (day > 0 ? ['th', 'st', 'nd', 'rd'][(day > 3 && day < 21) ||
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day % 10 > 3 ? 0 : day % 10] : '');
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}
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_updateGreeterDateMessage = () => {
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const date = new Date();
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const hour = date.getHours();
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let greeterSuffix = '';
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if (hour >= 6 && hour < 12) {
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greeterSuffix = 'Morning';
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} else if (hour >= 12 && hour < 18) {
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greeterSuffix = 'Afternoon';
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} else {
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greeterSuffix = 'Evening';
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}
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this._greeterMessage.innerHTML = `Good<br>${greeterSuffix}!`;
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this._dateMessage.innerHTML = `Today's the ${this._getDayOrdinal(date.getDate())} of ` +
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`${this._monthsArr[date.getMonth()]}, and it's ${this._daysArr[date.getDay()]}.`;
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}
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} |