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import { ActionType, Category, SponsorSourceType, SponsorTime, VideoID } from "../types";
import { GenericUtils } from "./genericUtils";
export function getControls(): HTMLElement {
const controlsSelectors = [
// YouTube
".ytp-right-controls",
// Mobile YouTube
".player-controls-top",
// Invidious/videojs video element's controls element
".vjs-control-bar",
];
for (const controlsSelector of controlsSelectors) {
const controls = document.querySelectorAll(controlsSelector);
if (controls && controls.length > 0) {
return <HTMLElement> controls[controls.length - 1];
}
}
return null;
}
export function isVisible(element: HTMLElement): boolean {
return element && element.offsetWidth > 0 && element.offsetHeight > 0;
}
export function findValidElementFromSelector(selectors: string[]): HTMLElement {
return findValidElementFromGenerator(selectors, (selector) => document.querySelector(selector));
}
export function findValidElement(elements: HTMLElement[] | NodeListOf<HTMLElement>): HTMLElement {
return findValidElementFromGenerator(elements);
}
function findValidElementFromGenerator<T>(objects: T[] | NodeListOf<HTMLElement>, generator?: (obj: T) => HTMLElement): HTMLElement {
for (const obj of objects) {
const element = generator ? generator(obj as T) : obj as HTMLElement;
if (element && isVisible(element)) {
return element;
}
}
return null;
}
export function getHashParams(): Record<string, unknown> {
const windowHash = window.location.hash.slice(1);
if (windowHash) {
const params: Record<string, unknown> = windowHash.split('&').reduce((acc, param) => {
const [key, value] = param.split('=');
const decoded = decodeURIComponent(value);
try {
acc[key] = decoded?.match(/{|\[/) ? JSON.parse(decoded) : value;
} catch (e) {
console.error(`Failed to parse hash parameter ${key}: ${value}`);
}
return acc;
}, {});
return params;
}
return {};
}
export function getExistingChapters(currentVideoID: VideoID, duration: number): SponsorTime[] {
const chaptersBox = document.querySelector("ytd-macro-markers-list-renderer");
const chapters: SponsorTime[] = [];
// .ytp-timed-markers-container indicates that key-moments are present, which should not be divided
if (chaptersBox && !(getControls()?.parentElement?.parentElement
?.querySelector(".ytp-timed-markers-container")?.childElementCount > 0)) {
let lastSegment: SponsorTime = null;
const links = chaptersBox.querySelectorAll("ytd-macro-markers-list-item-renderer > a");
for (const link of links) {
const timeElement = link.querySelector("#time") as HTMLElement;
const description = link.querySelector("#details h4") as HTMLElement;
if (timeElement && description?.innerText?.length > 0 && link.getAttribute("href")?.includes(currentVideoID)) {
const time = GenericUtils.getFormattedTimeToSeconds(timeElement.innerText);
if (time === null) return [];
if (lastSegment) {
lastSegment.segment[1] = time;
chapters.push(lastSegment);
}
lastSegment = {
segment: [time, null],
category: "chapter" as Category,
actionType: ActionType.Chapter,
description: description.innerText,
source: SponsorSourceType.YouTube,
UUID: null
};
}
}
if (lastSegment) {
lastSegment.segment[1] = duration;
chapters.push(lastSegment);
}
}
return chapters;
}
export function localizeHtmlPage(): void {
//Localize by replacing __MSG_***__ meta tags
const localizedTitle = getLocalizedMessage(document.title);
if (localizedTitle) document.title = localizedTitle;
const body = document.querySelector(".sponsorBlockPageBody");
const localizedMessage = getLocalizedMessage(body.innerHTML.toString());
if (localizedMessage) body.innerHTML = localizedMessage;
}
export function getLocalizedMessage(text: string): string | false {
const valNewH = text.replace(/__MSG_(\w+)__/g, function(match, v1) {
return v1 ? chrome.i18n.getMessage(v1).replace(/</g, "<")
.replace(/"/g, """).replace(/\n/g, "<br/>") : "";
});
if (valNewH != text) {
return valNewH;
} else {
return false;
}
}
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