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