snappymail/dev/prototype.js

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(doc=>{
Array.prototype.unique = function() { return this.filter((v, i, a) => a.indexOf(v) === i); };
Array.prototype.validUnique = function(fn) {
return this.filter((v, i, a) => (fn ? fn(v) : v) && a.indexOf(v) === i);
};
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// full = Monday, December 12, 2022 at 12:16:21 PM Central European Standard Time
// long = December 12, 2022 at 12:16:21 PM GMT+1
// medium = Dec 12, 2022, 12:16:21 PM
// short = 12/12/22, 12:16 PM
let formats = {
// LT : {timeStyle: 'short'}, // Issue in Safari
LT : {hour: 'numeric', minute: 'numeric'},
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LLL : {dateStyle: 'long', timeStyle: 'short'}
};
// Format momentjs/PHP date formats to Intl.DateTimeFormat
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/DateTimeFormat
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Date.prototype.format = function (options, UTC, hourCycle) {
if (typeof options == 'string') {
if (formats[options]) {
options = formats[options];
} else {
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console.log('Date.format('+options+')');
options = {};
}
}
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if (hourCycle) {
options.hourCycle = hourCycle;
}
let el = doc.documentElement;
return this.toLocaleString(el.dataset.dateLang || el.lang, options);
};
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Element.prototype.closestWithin = function(selector, parent) {
const el = this.closest(selector);
return (el && el !== parent && parent.contains(el)) ? el : null;
};
Element.fromHTML = string => {
const template = doc.createElement('template');
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template.innerHTML = string.trim();
return template.content.firstChild;
};
/**
* Every time the function is executed,
* it will delay the execution with the given amount of milliseconds.
*/
if (!Function.prototype.debounce) {
Function.prototype.debounce = function(ms) {
let func = this, timer;
return function(...args) {
timer && clearTimeout(timer);
timer = setTimeout(()=>{
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func.apply(this, args);
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timer = 0;
}, ms);
};
};
}
/**
* No matter how many times the event is executed,
* the function will be executed only once, after the given amount of milliseconds.
*/
if (!Function.prototype.throttle) {
Function.prototype.throttle = function(ms) {
let func = this, timer;
return function(...args) {
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timer = timer || setTimeout(()=>{
func.apply(this, args);
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timer = 0;
}, ms);
};
};
}
})(document);