Initial commit: Angular frontend and Expressjs backend
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chamikaJ
217
worklenz-backend/src/shared/utils.ts
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217
worklenz-backend/src/shared/utils.ts
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import slug from "slugify";
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import moment from "moment";
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import lodash from "lodash";
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import sanitizeHtml from "sanitize-html";
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import { customAlphabet } from "nanoid";
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import { AvatarNamesMap, NumbersColorMap, WorklenzColorCodes } from "./constants";
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import { send_to_slack } from "./slack";
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import { IActivityLogChangeType } from "../services/activity-logs/interfaces";
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// eslint-disable-next-line @typescript-eslint/no-var-requires
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const error_codes = require("./postgresql-error-codes");
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export function log_error(error: any, user: any | null = null, sendToSlack = true) {
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const msg = error_codes[error.code];
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if (msg) {
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console.log("\n==== BEGIN ERROR ====\n");
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console.trace(`ERROR [${error.code}]: ${msg}\n`);
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}
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console.log("\n");
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console.error(error);
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console.log("\n==== END ERROR ====\n");
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const err = user ? {
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user: user || null,
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error
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} : error;
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if (sendToSlack)
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send_to_slack(err);
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}
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/** Returns true if node env is production */
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export function isProduction() {
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return process.env.NODE_ENV === "production";
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}
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/** Returns true if uat or dev */
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export function isTestServer() {
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const hostname = process.env.HOSTNAME;
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return hostname === "dev.worklenz.com" || hostname === "uat.app.worklenz.com";
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}
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/** Returns true if localhost:3000 or localhost:4200 */
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export function isLocalServer() {
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const hostname = process.env.HOSTNAME;
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return hostname === "localhost:4200" || hostname === "localhost:3000" || hostname === "127.0.0.1:3000";
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}
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/** Returns true of isLocal or isTest server */
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export function isInternalServer() {
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return isLocalServer() || isTestServer();
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}
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/**
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* String value to a URL-friendly string
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* @param str {String}
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* @returns string
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*/
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export function slugify(str: string): string {
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return slug(str || "", {
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replacement: "-", // replace spaces with replacement
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remove: /[*+~.()'"!:@]/g, // regex to remove characters
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lower: true, // result in lower case
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});
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}
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export function smallId(len: number) {
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/**
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* Create nanoid instance with a specific alphabet
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* `Alphabet: 0123456789`
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* @returns e.g. 458652
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*/
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return customAlphabet("0123456789", len)();
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}
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export function isValidateEmail(email: string) {
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const re =
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/^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
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return re.test(String(email).toLowerCase());
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}
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export function toTsQuery(value: string) {
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return `${value.replace(/\s/g, "+").replace(/\(|\)/g, "")}:*`;
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}
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function nextChar(c: string) {
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return String.fromCharCode(c.charCodeAt(0) + 1);
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}
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function numberToAlpha(num: number) {
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if (num < 1 || num > 26) {
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throw new Error("Number must be between 1 and 26.");
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}
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// Convert the number to an ASCII code by adding 64
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const asciiCode = num + 64;
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// Convert the ASCII code to the corresponding character
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return String.fromCharCode(asciiCode);
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}
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export function getColor(name?: string, next = false) {
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const char = name?.replace(/[^a-zA-Z0-9]/g, "").charAt(0).toUpperCase() || "A";
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const map = /\d/.test(char)
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? NumbersColorMap
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: AvatarNamesMap;
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return map[next ? nextChar(char) || char : char];
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}
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export function toMinutes(hours?: number, minutes?: number) {
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return ~~((hours || 0) * 60) + (minutes || 0);
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}
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export function toSeconds(hours: number, minutes: number, seconds: number) {
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return (hours * 3600) + (minutes * 60) + seconds;
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}
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export function toMilliseconds(hours: number, minutes: number, seconds: number) {
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return ((hours * 3600) + (minutes * 60) + seconds) * 1000;
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}
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export function toRound(value: string | number) {
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return /\d+/.test(value as string)
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? Math.ceil(+value)
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: 0;
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}
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/** Convert bytes to human-readable format (e.g. 1000 bytes - 1 kb) */
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export function humanFileSize(size: number) {
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const i = size == 0 ? 0 : ~~(Math.log(size) / Math.log(1024));
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return `${(+(size / Math.pow(1024, i)).toFixed(2))} ${["B", "KB", "MB", "GB", "TB"][i]}`;
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}
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export function getRandomColorCode() {
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// Using bitwise is faster than Math.floor
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return WorklenzColorCodes[~~(Math.random() * WorklenzColorCodes.length)];
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}
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export function sanitize(value: string) {
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if (!value) return "";
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const escapedString = value
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.replace(/&/g, "&")
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.replace(/</g, "<")
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.replace(/>/g, ">")
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.replace(/"/g, """)
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.replace(/'/g, "'");
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return sanitizeHtml(escapedString);
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}
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export function escape(value: string) {
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return lodash.escape(sanitizeHtml(value));
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}
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export function unescape(value: string) {
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return lodash.unescape(value);
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}
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export function isUnicode(value: string) {
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for (let i = 0, n = value.length; i < n; i++) {
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if (value.charCodeAt(i) > 255) return true;
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}
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return false;
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}
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export function formatDuration(duration: moment.Duration) {
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const empty = "0h 0m";
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let format = "";
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if (duration.asMilliseconds() === 0) return empty;
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const h = ~~(duration.asHours());
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const m = duration.minutes();
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const s = duration.seconds();
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if (h === 0 && s > 0) {
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format = `${m}m ${s}s`;
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} else if (h > 0 && s === 0) {
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format = `${h}h ${m}m`;
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} else if (h > 0 && s > 0) {
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format = `${h}h ${m}m ${s}s`;
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} else {
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format = `${h}h ${m}m`;
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}
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return format;
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}
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export function calculateMonthDays(startDate: string, endDate: string): string {
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const start: Date = new Date(startDate);
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const end: Date = new Date(endDate);
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const diffInMilliseconds: number = Math.abs(end.getTime() - start.getTime());
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const days: number = Math.floor(diffInMilliseconds / (1000 * 60 * 60 * 24));
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const months: number = Math.floor(days / 30);
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const remainingDays: number = days % 30;
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return `${months} ${months > 1 ? "months" : "month"} ${remainingDays} ${remainingDays !== 1 ? "days" : "day"}`;
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}
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export function int<T>(value: T) {
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return isNaN(+value) ? 0 : +value;
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}
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export function formatLogText(log: { log_type: IActivityLogChangeType; }) {
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if (log.log_type === IActivityLogChangeType.ASSIGN) return "added an ";
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if (log.log_type === IActivityLogChangeType.UNASSIGN) return "removed an ";
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if (log.log_type === IActivityLogChangeType.UPDATE) return "updated the ";
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if (log.log_type === IActivityLogChangeType.CREATE) return "added a ";
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if (log.log_type === IActivityLogChangeType.DELETE) return "removed a ";
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return log.log_type;
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}
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