79 lines
2.0 KiB
TypeScript
79 lines
2.0 KiB
TypeScript
import { EventEmitter } from "events";
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import { Dispatch, SetStateAction, useEffect, useState } from "react";
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export type Unpromisify<T> = T extends Promise<infer R> ? R : T;
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export type Unarray<T> = T extends Array<infer R> ? R : T;
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export type Tab = Unarray<Unpromisify<ReturnType<typeof browser.tabs.query>>>;
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export type Request = Parameters<
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Parameters<typeof browser.webRequest.onBeforeSendHeaders.addListener>[0]
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>[0];
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export function getshorthost(host: string) {
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return host.split(".").slice(-2).join(".");
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}
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export function useEmitter(
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e: EventEmitter
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): [number, Dispatch<SetStateAction<number>>] {
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const [counter, setCounter] = useState<number>(0);
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useEffect(() => {
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const callback = () => {
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setCounter((counter) => counter + 1);
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};
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e.on("change", callback);
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return () => {
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e.removeListener("change", callback);
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};
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}, []);
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return [counter, setCounter];
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}
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export function parseCookie(cookie: string): Record<string, string> {
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return cookie
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.split(";")
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.map((l) => l.split("="))
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.reduce(
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(acc, [key, value]) => ({
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...acc,
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[key]: value,
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}),
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{}
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);
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}
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export async function getTabByID(id: number) {
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const tabs = await browser.tabs.query({ currentWindow: true });
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return tabs.find((tab) => tab.id == id);
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}
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export function parseToObject(str: unknown): Record<string, unknown> {
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if (typeof str === "string") {
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return JSON.parse(str);
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} else if (typeof str == "object") {
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return str as Record<string, unknown>;
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}
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}
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export function isJSONObject(
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str: unknown
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): str is Record<string, unknown> | string | number {
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try {
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return JSON.stringify(parseToObject(str))[0] == "{";
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} catch (e) {
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return false;
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}
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}
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export function isURL(str: unknown): str is string {
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try {
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return !!(typeof str === "string" && new URL(str));
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} catch (e) {
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return false;
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}
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}
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export function hyphenate(str: string): string {
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return str.replace(/[_\[A-Z]/g, `${String.fromCharCode(173)}$&`);
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}
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