2016-09-17 01:39:19 +00:00
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/*
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Copyright 2016 OpenMarket Ltd
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2020-06-08 18:14:10 +00:00
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Copyright 2019, 2020 The Matrix.org Foundation C.I.C.
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2016-09-17 01:39:19 +00:00
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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2023-02-13 11:39:16 +00:00
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import { ReactElement, ReactNode } from "react";
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2023-08-24 17:12:28 +00:00
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import { useIdColorHash } from "@vector-im/compound-web";
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2023-02-13 11:39:16 +00:00
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2023-09-25 11:18:15 +00:00
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import { _t, getCurrentLanguage, getUserLanguage } from "../languageHandler";
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2022-12-12 11:24:14 +00:00
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import { jsxJoin } from "./ReactUtils";
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2023-08-08 11:45:20 +00:00
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const locale = getCurrentLanguage();
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// It's quite costly to instanciate `Intl.NumberFormat`, hence why we do not do
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// it in every function call
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const compactFormatter = new Intl.NumberFormat(locale, {
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notation: "compact",
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});
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2019-05-20 14:16:12 +00:00
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2016-09-17 01:39:19 +00:00
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/**
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2023-08-08 11:45:20 +00:00
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* formats and rounds numbers to fit into ~3 characters, suitable for badge counts
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* e.g: 999, 10K, 99K, 1M, 10M, 99M, 1B, 10B, ...
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2016-09-17 01:39:19 +00:00
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*/
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2020-06-08 18:14:10 +00:00
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export function formatCount(count: number): string {
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2023-08-08 11:45:20 +00:00
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return compactFormatter.format(count);
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2017-01-20 14:22:27 +00:00
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}
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2017-05-22 11:01:09 +00:00
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2023-08-08 11:45:20 +00:00
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// It's quite costly to instanciate `Intl.NumberFormat`, hence why we do not do
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// it in every function call
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const formatter = new Intl.NumberFormat(locale);
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2020-01-24 15:13:55 +00:00
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/**
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* Format a count showing the whole number but making it a bit more readable.
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* e.g: 1000 => 1,000
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*/
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2020-06-08 18:14:10 +00:00
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export function formatCountLong(count: number): string {
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2020-06-18 13:32:43 +00:00
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return formatter.format(count);
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2020-01-24 15:13:55 +00:00
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}
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2019-11-26 12:39:45 +00:00
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/**
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* format a size in bytes into a human readable form
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* e.g: 1024 -> 1.00 KB
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*/
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2020-06-08 18:14:10 +00:00
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export function formatBytes(bytes: number, decimals = 2): string {
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if (bytes === 0) return "0 Bytes";
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2019-11-26 12:39:45 +00:00
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const k = 1024;
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const dm = decimals < 0 ? 0 : decimals;
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const sizes = ["Bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"];
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2019-11-26 12:39:45 +00:00
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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2022-12-12 11:24:14 +00:00
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return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + " " + sizes[i];
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2019-11-26 12:39:45 +00:00
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}
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2017-05-22 11:01:09 +00:00
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/**
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* format a key into groups of 4 characters, for easier visual inspection
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*
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* @param {string} key key to format
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*
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* @return {string}
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*/
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2020-06-08 18:14:10 +00:00
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export function formatCryptoKey(key: string): string {
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2023-02-13 17:01:43 +00:00
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return key.match(/.{1,4}/g)!.join(" ");
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2017-05-22 11:01:09 +00:00
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}
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2019-04-17 08:21:30 +00:00
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2023-08-24 17:12:28 +00:00
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export function getUserNameColorClass(userId: string): string {
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// eslint-disable-next-line react-hooks/rules-of-hooks
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const number = useIdColorHash(userId);
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return `mx_Username_color${number}`;
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2019-04-17 08:21:30 +00:00
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}
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2019-05-20 14:16:12 +00:00
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/**
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* Constructs a written English string representing `items`, with an optional
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* limit on the number of items included in the result. If specified and if the
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* length of `items` is greater than the limit, the string "and n others" will
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* be appended onto the result. If `items` is empty, returns the empty string.
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* If there is only one item, return it.
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* @param {string[]} items the items to construct a string from.
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* @param {number?} itemLimit the number by which to limit the list.
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* @returns {string} a string constructed by joining `items` with a comma
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* between each item, but with the last item appended as " and [lastItem]".
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*/
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2023-09-25 11:18:15 +00:00
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export function formatList(items: string[], itemLimit?: number, includeCount?: boolean): string;
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export function formatList(items: ReactElement[], itemLimit?: number, includeCount?: boolean): ReactElement;
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export function formatList(items: ReactNode[], itemLimit?: number, includeCount?: boolean): ReactNode;
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export function formatList(items: ReactNode[], itemLimit = items.length, includeCount = false): ReactNode {
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let remaining = Math.max(items.length - itemLimit, 0);
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if (items.length <= 1) {
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return items[0] ?? "";
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}
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const formatter = new Intl.ListFormat(getUserLanguage(), { style: "long", type: "conjunction" });
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if (remaining > 0) {
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if (includeCount) {
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itemLimit--;
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remaining++;
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2021-09-17 10:36:22 +00:00
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}
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2023-09-25 11:18:15 +00:00
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items = items.slice(0, itemLimit);
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let joinedItems: ReactNode;
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2022-12-12 11:24:14 +00:00
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if (items.every((e) => typeof e === "string")) {
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joinedItems = items.join(", ");
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} else {
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joinedItems = jsxJoin(items, ", ");
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}
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2023-09-25 11:18:15 +00:00
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return _t("<Items/> and %(count)s others", { count: remaining }, { Items: () => joinedItems });
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}
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if (items.every((e) => typeof e === "string")) {
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return formatter.format(items as string[]);
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2019-05-20 14:16:12 +00:00
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}
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2023-09-25 11:18:15 +00:00
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const parts = formatter.formatToParts(items.map((_, i) => `${i}`));
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return jsxJoin(
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parts.map((part) => {
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if (part.type === "literal") return part.value;
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return items[parseInt(part.value, 10)];
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}),
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);
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2019-05-20 14:16:12 +00:00
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}
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