TelegramPWA/src/util/textFormat.ts
2021-09-16 11:27:20 +03:00

46 lines
1.1 KiB
TypeScript

import EMOJI_REGEX from '../lib/twemojiRegex';
import { fixNonStandardEmoji } from './emoji';
export function formatInteger(value: number) {
return String(value).replace(/\d(?=(\d{3})+$)/g, '$& ');
}
function formatFixedNumber(number: number) {
const fixed = String(number.toFixed(1));
if (fixed.substr(-2) === '.0') {
return Math.round(number);
}
return number.toFixed(1).replace('.', ',');
}
export function formatIntegerCompact(views: number) {
if (views < 1e3) {
return views;
}
if (views < 1e6) {
return `${formatFixedNumber(views / 1e3)}K`;
}
return `${formatFixedNumber(views / 1e6)}M`;
}
export function getFirstLetters(phrase: string, count = 2) {
return phrase
.replace(/[.,!@#$%^&*()_+=\-`~[\]/\\{}:"|<>?]+/gi, '')
.trim()
.split(/\s+/)
.slice(0, count)
.map((word: string) => {
if (!word.length) return '';
word = fixNonStandardEmoji(word);
const emojis = word.match(EMOJI_REGEX);
if (emojis && word.startsWith(emojis[0])) {
return emojis[0];
}
return word.match(/./u)![0].toUpperCase();
})
.join('');
}