96 lines
2.7 KiB
TypeScript
96 lines
2.7 KiB
TypeScript
import { t } from "@lingui/macro";
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import { html, TemplateResult } from "lit-html";
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import "./elements/EmptyState";
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export function getCookie(name: string): string {
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let cookieValue = "";
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if (document.cookie && document.cookie !== "") {
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const cookies = document.cookie.split(";");
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for (let i = 0; i < cookies.length; i++) {
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const cookie = cookies[i].trim();
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// Does this cookie string begin with the name we want?
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if (cookie.substring(0, name.length + 1) === name + "=") {
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cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
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break;
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}
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}
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}
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return cookieValue;
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}
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export function convertToSlug(text: string): string {
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return text
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.toLowerCase()
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.replace(/ /g, "-")
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.replace(/[^\w-]+/g, "");
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}
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export function convertToTitle(text: string): string {
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return text.replace(
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/\w\S*/g,
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function (txt) {
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return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
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}
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);
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}
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export function truncate(input?: string, max = 10): string {
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input = input || "";
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const array = input.trim().split(" ");
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const ellipsis = array.length > max ? "..." : "";
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return array.slice(0, max).join(" ") + ellipsis;
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}
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export function loading<T>(v: T, actual: TemplateResult): TemplateResult {
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if (!v) {
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return html`<ak-empty-state
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?loading="${true}"
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header=${t`Loading`}>
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</ak-empty-state>`;
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}
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return actual;
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}
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export function camelToSnake(key: string): string {
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const result = key.replace(/([A-Z])/g, " $1");
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return result.split(" ").join("_").toLowerCase();
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}
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export function groupBy<T>(objects: T[], callback: (obj: T) => string): Array<[string, T[]]> {
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const m = new Map<string, T[]>();
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objects.forEach(obj => {
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const group = callback(obj);
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if (!m.has(group)) {
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m.set(group, []);
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}
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const tProviders = m.get(group) || [];
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tProviders.push(obj);
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});
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return Array.from(m).sort();
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}
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export function first<T>(...args: Array<T | undefined | null>): T {
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for (let index = 0; index < args.length; index++) {
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const element = args[index];
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if (element !== undefined && element !== null) {
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return element;
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}
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}
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throw new Error(`No compatible arg given: ${args}`);
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}
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export function hexEncode(buf: Uint8Array): string {
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return Array.from(buf)
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.map(function (x) {
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return ("0" + x.toString(16)).substr(-2);
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})
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.join("");
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}
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export function randomString(len: number): string {
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const arr = new Uint8Array(len / 2);
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window.crypto.getRandomValues(arr);
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return hexEncode(arr);
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}
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