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sofatime.js
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import dayjs from 'dayjs';
import utc from 'dayjs/plugin/utc';
import timezone from 'dayjs/plugin/timezone';
import localizedFormat from 'dayjs/plugin/localizedFormat';
dayjs.extend(utc);
dayjs.extend(timezone);
dayjs.extend(localizedFormat);
import tippy from 'tippy.js';
//import 'tippy.js/dist/tippy.css';
import jsontemplate from './template.js';
import tzTemplate from './template.json';
function inspect24HourDisplay() {
return !Intl.DateTimeFormat([], { hour: 'numeric' })
.format(0).match(/[A-Z]/);
}
function removeAllChildNodes(parentNode) {
const children = Array.from(parentNode.childNodes);
children.forEach(function remove(node) {
parentNode.removeChild(node);
});
}
function createElement(config) {
const { document, name, attributes, classes, children } = config;
const el = document.createElement(name);
if (attributes !== undefined) {
Object.keys(attributes).forEach(function addAttribute(attName) {
if (attributes[attName] !== undefined) {
el.setAttribute(attName, attributes[attName]);
}
});
}
if (classes !== undefined) {
if (attributes !== undefined && attributes.class !== undefined) {
classes.push(attributes.class);
}
el.setAttribute('class', classes.join(' '));
}
if (children !== undefined) {
children.forEach(function appendChild(child) {
if (typeof child === 'string') {
el.appendChild(document.createTextNode(child));
} else {
el.appendChild(child);
}
});
}
return el;
}
function inspectLang(domNode) {
let lang = 'en';
const document = (
domNode.nodeType === Node.DOCUMENT_NODE
? domNode
: domNode.ownerDocument
);
const window = (
document !== undefined
? (
document.parentWindow !== undefined
? document.parentWindow
: document.defaultView
)
: undefined
);
if (window !== undefined && window.navigator !== undefined
&& Array.isArray(window.navigator.languages)
&& window.navigator.languages.length > 0) {
lang = window.navigator.languages[0].substr(0, 2);
}
return lang;
}
function isDecline(text) {
return text === 'false' || text === 'no';
}
function isAccept(text) {
return text === 'true' || text === 'yes';
}
// Some users of this plugin had submitted encoded dates and times such as
// '2022-06-27 19:45 UTC'; it's not hard to convert values in this encoding to
// ISO 8601-encoded values, and we support these legacy values by converting
// them to e.g. '2022-06-27T19:45Z'. If this function does not recognize the
// legacy encoding, it returns the (trimmed) original encoding.
function processLegacyInputFormat(encodedDateAndTime) {
encodedDateAndTime = encodedDateAndTime.trim();
const components = encodedDateAndTime.split(' ');
if (components.length === 3 && components[2] === 'UTC') {
return components[0] + 'T' + components[1] + 'Z';
}
return encodedDateAndTime;
}
export default function init(config = {}) {
let { timezone,
lang,
use24HourDisplay,
listingDataName,
rootDomNode, } = config;
if (lang === undefined) {
lang = 'en';
}
if (use24HourDisplay === undefined) {
use24HourDisplay = false;
}
if (listingDataName === undefined) {
listingDataName = 'sofatime';
}
if (rootDomNode === undefined) {
rootDomNode = document;
}
const listings = [];
const componentNodes = rootDomNode.querySelectorAll(
`[data-${listingDataName}]`
);
function updateDisplayOptions(config = {}) {
let modified = false;
if (config.timezone !== undefined && config.timezone !== timezone) {
timezone = config.timezone;
modified = true;
}
if (config.lang !== undefined && config.lang !== lang) {
lang = config.lang;
modified = true;
}
if (config.use24HourDisplay !== undefined
&& config.use24HourDisplay !== use24HourDisplay) {
use24HourDisplay = config.use24HourDisplay;
modified = true;
}
if (modified) {
listings.forEach(function (renderCallback) {
renderCallback({ timezone, lang, use24HourDisplay, });
});
}
}
const componentConfig = {
listingDataName,
updateCallback: updateDisplayOptions,
};
componentNodes.forEach(function (node) {
componentConfig.rootDomNode = node;
listings.push(component(componentConfig))
});
updateDisplayOptions({
timezone: dayjs.tz.guess(),
use24HourDisplay: inspect24HourDisplay(),
lang: inspectLang(rootDomNode),
});
return updateDisplayOptions;
}
/**
* Individual event component, part of a Sofatime group
* @param {HTMLElement} domNodeRoot: the root element for this event
* @param {Function} updateCallback: the function to call on updates
*/
function component(config) {
const { rootDomNode, updateCallback, listingDataName, } = config;
const document = rootDomNode.ownerDocument;
const errors = [];
const settings = rootDomNode.dataset;
const displayTimeOnlyStart = ['both', 'start'].includes(
settings.displayTimesOnly);
const displayTimeOnlyEnd = ['both', 'end'].includes(
settings.displayTimesOnly);
let validityError = false;
let lang = undefined;
let rangeStartElement = undefined;
let rangeEndElement = undefined;
let toggle24HourDisplay = undefined;
let toggle24HourDisplayLabel = undefined;
let timeZoneSelect = undefined;
let userControlsContainer = rootDomNode;
let userControlsNodeName = 'span';
if (!isAccept(settings.prominentControls)) {
userControlsContainer = createElement({
document, name: 'div', classes: ['menu',],
});
userControlsNodeName = 'div';
}
if (!isDecline(settings.askTwentyFour)
&& !isDecline(settings['display-24hToggle'])) {
toggle24HourDisplay = createElement({
document, name: 'input',
attributes: { type: 'checkbox', },
});
toggle24HourDisplayLabel = createElement({
document, name: 'label',
children: [
'24h',
toggle24HourDisplay,
createElement({
document, name: 'span', classes: ['custom-checkbox-background',],
}),
],
});
toggle24HourDisplay.addEventListener('change', function (e) {
updateCallback({
use24HourDisplay: e.srcElement.checked,
})
});
userControlsContainer.appendChild(createElement({
document, name: userControlsNodeName,
classes: ['choose-24h-display',],
children: [
toggle24HourDisplayLabel,
/*createElement({
document, name: 'p',
children: ['24h',],
}),*/
],
}));
}
if (!isDecline(settings.allowTimeZoneSelect)
&& !isDecline(settings.displaySelect)) {
timeZoneSelect = createElement({
document, name: 'select',
});
timeZoneSelect.addEventListener('change', function (e) {
updateCallback({
timezone: e.srcElement.value,
})
});
userControlsContainer.appendChild(createElement({
document, name: userControlsNodeName,
classes: ['select-time-zone',],
children: [
createElement({
document, name: 'label',
children: ['Time zone',],
}),
timeZoneSelect,
],
}));
}
// @@TODO@@: Use templating (e.g. with `lodash.template`) for the following:
const view = document.createElement('span');
view.classList.add('times', 'range');
rangeStartElement = document.createElement('span');
rangeStartElement.classList.add(
'time-start', 'time', 'date-time-start', 'date-time',
);
view.appendChild(rangeStartElement);
rootDomNode.appendChild(view);
const bounds = settings[listingDataName].split(' - ');
let startDateTime = undefined;
let endDateTime = undefined;
if (bounds.length > 2) {
errors.push(
"Could not parse range: more than one separator (' - ') found.");
} else {
startDateTime = dayjs(processLegacyInputFormat(bounds[0]));
if (!startDateTime.isValid()) {
errors.push('Start date and time are invalid.');
validityError = true;
}
if (bounds.length === 2) {
endDateTime = dayjs(processLegacyInputFormat(bounds[1]));
if (!endDateTime.isValid()) {
errors.push('End date and time are invalid.');
validityError = true;
} else {
rangeEndElement = document.createElement('span');
rangeEndElement.classList.add(
'time-end', 'time', 'date-time-end', 'date-time',
);
view.appendChild(rangeEndElement);
}
}
}
if (errors.length > 0) {
// Errors will be noted until the component is reloaded.
errors.forEach(function (error) {
view.appendChild(createElement({
document, name: 'span', classes: ['error',], children: [error,],
}));
});
}
if (!isAccept(settings.prominentControls)
&& userControlsContainer.hasChildNodes()) {
const menuButtonElement = createElement({
document, name: 'button', classes: ['menu-button'], children: ['⋮'],
});
const inlineComponent = rootDomNode.localName === 'span';
const menuButton = tippy(rootDomNode, {
content: menuButtonElement,
placement: (inlineComponent ? 'top-end' : 'right-start'),
//trigger: 'manual',
interactive: true,
arrow: false,
offset: [0, (inlineComponent ? 0 : -30)],
delay: [null, 100],
});
const menu = tippy(menuButtonElement, {
content: userControlsContainer,
placement: 'bottom-end',
trigger: 'manual',
interactive: true,
arrow: false,
offset: [0, 0],
});
menuButtonElement.addEventListener('click', function () {
menu.show();
});
}
function render(config) {
config.format = settings.format;
if (timeZoneSelect !== undefined && config.lang !== lang) {
lang = config.lang;
let tzData = undefined;
try {
tzData = require(`./locale/${lang}.json`);
} catch {
console.log(
`No time zone options localization is available for '${lang}'.`
);
tzData = require('./locale/en.json');
}
timeZoneSelect.appendChild(
jsontemplate(document, tzTemplate.rootpattern, tzData));
}
if (errors.length === 0) {
config.dateAndTime = startDateTime;
if (displayTimeOnlyStart) {
config.displayTimeOnly = true;
}
removeAllChildNodes(rangeStartElement);
rangeStartElement.appendChild(document.createTextNode(
formatDateAndTime(config)));
if (endDateTime !== undefined) {
config.dateAndTime = endDateTime;
if (displayTimeOnlyEnd) {
config.displayTimeOnly = true;
}
removeAllChildNodes(rangeEndElement);
rangeEndElement.appendChild(document.createTextNode(
formatDateAndTime(config)));
}
}
if (toggle24HourDisplay !== undefined) {
toggle24HourDisplay.checked = config.use24HourDisplay;
toggle24HourDisplayLabel.classList.toggle(
'child-checked',
config.use24HourDisplay,
);
}
if (timeZoneSelect !== undefined) {
timeZoneSelect.value = config.timezone;
if (timeZoneSelect.selectedIndex === -1) {
timeZoneSelect.insertBefore(createElement({
document, name: 'option',
attributes: { value: config.timezone, },
children: [config.timezone,],
}), timeZoneSelect.firstChild);
timeZoneSelect.value = config.timezone;
}
}
}
return render;
}
function formatDateAndTime(config = {}) {
let { dateAndTime, timezone, use24HourDisplay, lang, format,
displayTimeOnly, } = config;
if (use24HourDisplay === undefined) {
use24HourDisplay = false;
}
if (lang !== undefined && lang !== 'en') {
lang = lang.substr(0, 2);
require(`dayjs/locale/${lang}.js`);
}
if(format === 'toLocaleString') {
const options = { month: "long", day: "numeric", hour: "numeric",
minute: "numeric" };
return dateAndTime.tz(timezone).toDate().toLocaleString(undefined, options);
}
if (displayTimeOnly) {
format = `${use24HourDisplay ? 'HH' : 'h'}:mm${
use24HourDisplay ? '' : ' a'}`;
} else if (format === undefined) {
format = `ddd DD MMMM YYYY ${
use24HourDisplay ? 'HH' : 'h'}:mm${
use24HourDisplay ? '' : ' a'}`;
}
// Work around the following Day.js issue:
// <https://github.com/iamkun/dayjs/issues/1813>
if (timezone === 'Etc/UTC') {
return dateAndTime.utc().locale(lang).format(format);
}
return dateAndTime.tz(timezone).locale(lang).format(format);
}