import type { mastodon } from 'masto' export const UserLinkRE = /^https?:\/\/([^/]+)\/@([^/]+)$/ export const TagLinkRE = /^https?:\/\/([^/]+)\/tags\/([^/]+)$/ export const HTMLTagRE = /<[^>]+>/g export function getDataUrlFromArr(arr: Uint8ClampedArray, w: number, h: number) { if (typeof w === 'undefined' || typeof h === 'undefined') w = h = Math.sqrt(arr.length / 4) const canvas = document.createElement('canvas') const ctx = canvas.getContext('2d')! canvas.width = w canvas.height = h const imgData = ctx.createImageData(w, h) imgData.data.set(arr) ctx.putImageData(imgData, 0, 0) return canvas.toDataURL() } export function emojisArrayToObject(emojis: mastodon.v1.CustomEmoji[]) { return Object.fromEntries(emojis.map(i => [i.shortcode, i])) } export function noop() {} export function useIsMac() { const headers = useRequestHeaders(['user-agent']) return computed(() => headers['user-agent']?.includes('Macintosh') ?? navigator?.platform?.includes('Mac') ?? false) } export function isEmptyObject(object: Object) { return Object.keys(object).length === 0 } export function removeHTMLTags(str: string) { return str.replaceAll(HTMLTagRE, '') }