import { helpers } from "@budibase/shared-core" export const deepGet = helpers.deepGet /** * Generates a DOM safe UUID. * Starting with a letter is important to make it DOM safe. * @return {string} a random DOM safe UUID */ export function uuid() { return "cxxxxxxxxxxxx4xxxyxxxxxxxxxxxxxxx".replace(/[xy]/g, c => { const r = (Math.random() * 16) | 0 const v = c === "x" ? r : (r & 0x3) | 0x8 return v.toString(16) }) } /** * Capitalises a string * @param string the string to capitalise * @return {string} the capitalised string */ export const capitalise = string => { if (!string) { return string } return string.substring(0, 1).toUpperCase() + string.substring(1) } /** * Computes a short hash of a string * @param string the string to compute a hash of * @return {string} the hash string */ export const hashString = string => { if (!string) { return "0" } let hash = 0 for (let i = 0; i < string.length; i++) { let char = string.charCodeAt(i) hash = (hash << 5) - hash + char hash = hash & hash // Convert to 32bit integer } return hash.toString() } /** * Sets a key within an object. The key supports dot syntax for retrieving deep * fields - e.g. "a.b.c". * Exact matches of keys with dots in them take precedence over nested keys of * the same path - e.g. setting "a.b" of { "a.b": "foo", a: { b: "bar" } } * will override the value "foo" rather than "bar". * If a deep path is specified and the parent keys don't exist then these will * be created. * @param obj the object * @param key the key * @param value the value */ export const deepSet = (obj, key, value) => { if (!obj || !key) { return } if (Object.prototype.hasOwnProperty.call(obj, key)) { obj[key] = value return } const split = key.split(".") for (let i = 0; i < split.length - 1; i++) { const nextKey = split[i] if (obj && obj[nextKey] == null) { obj[nextKey] = {} } obj = obj?.[nextKey] } if (!obj) { return } obj[split[split.length - 1]] = value } /** * Deeply clones an object. Functions are not supported. * @param obj the object to clone */ export const cloneDeep = obj => { if (!obj) { return obj } return JSON.parse(JSON.stringify(obj)) } /** * Copies a value to the clipboard * @param value the value to copy */ export const copyToClipboard = value => { return new Promise(res => { if (navigator.clipboard && window.isSecureContext) { // Try using the clipboard API first navigator.clipboard.writeText(value).then(res) } else { // Fall back to the textarea hack let textArea = document.createElement("textarea") textArea.value = value textArea.style.position = "fixed" textArea.style.left = "-9999px" textArea.style.top = "-9999px" document.body.appendChild(textArea) textArea.focus() textArea.select() document.execCommand("copy") textArea.remove() res() } }) }