111 lines
2.9 KiB
JavaScript
111 lines
2.9 KiB
JavaScript
/**
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* Contains a bunch of helper functions.
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*/
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export const helperService = {
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/**
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* Converts number into a human readable percent integer.
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*
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* @param {*} r Floating point percent number
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*/
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asPercent(r) {
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return Math.floor(r * 100);
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},
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/**
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* Converts number into a human readable floating point number with a digit behind the delimiter.
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*
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* @param {*} r Floating point number
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*/
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asFloat(r) {
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return Math.floor(r * 10) / 10;
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},
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/**
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* Converts timestamp into a human readable date format.
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*
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* @param {*} d ISO Timestamp
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*/
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asDateFromISO(d) {
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return helperService.asDateFromObj(new Date(d));
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},
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/**
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* Converts timestamp into a human readable date format.
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*
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* @param {*} d Date object
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*/
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asDateFromObj(d) {
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return new Intl.DateTimeFormat("de").format(d);
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},
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/**
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* Makes sure, that the given text is not too long.
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*
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* @param {*} text Some text that might be shortened
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* @param {*} maxLength Max number of characters
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*
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* @returns The shortened or same text
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*/
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keepItShort(text, maxLength = 20, ellipsis = "...") {
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if (text.length > maxLength) {
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// Adding ellipsis
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var short = text.substring(0, maxLength - ellipsis.length).trim();
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return short + ellipsis;
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} else return text;
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},
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/**
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* Converts a date object into a date-time-timezone string, and sets times and timezone to zero.
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*
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* @source https://stackoverflow.com/a/43528844/7376120
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*
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* @param {*} date A date object
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*
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* @returns Date as string in the used format
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*/
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toISODate(date) {
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var timezoneOffset = date.getMinutes() + date.getTimezoneOffset();
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var timestamp = date.getTime() + timezoneOffset * 1000;
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var correctDate = new Date(timestamp);
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correctDate.setUTCHours(0, 0, 0, 0);
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return correctDate.toISOString();
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},
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/**
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* Adds current duration to a record.
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* Copied from original juggl code.
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* @param {*} record The record instance to update.
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*/
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addDuration(record) {
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if (record.end_time != null) return record;
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record.duration =
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(new Date().getTime() - new Date(record.start_time).getTime()) /
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1000;
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return record;
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},
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/**
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* Converts a datetime object into the necessary string format for server requests.
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* Copied from original juggl code.
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* @param {*} date
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*/
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dateToString(date) {
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return (
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date.getFullYear() +
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"-" +
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(date.getMonth() + 1) +
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"-" +
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date.getDate() +
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" " +
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date.getHours() +
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":" +
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date.getMinutes() +
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":" +
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date.getSeconds()
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);
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},
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};
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