background.js

const patterns = [
    "*://*.bilibili.com/video/*",

    "*://*.instagram.com/p/*",
    "*://*.instagram.com/reels/*",
    "*://*.instagram.com/reel/*",

    "*://*.twitter.com/*/status/*",
    "*://*.twitter.com/*/status/*/video/*",
    "*://*.twitter.com/i/spaces/*",
    
    "*://*.reddit.com/r/*/comments/*/*",

    "*://*.soundcloud.com/*",
    "*://*.soundcloud.app.goo.gl/*",

    "*://*.tumblr.com/post/*",
    "*://*.tumblr.com/*/*",
    "*://*.tumblr.com/*/*/*",
    "*://*.tumblr.com/blog/view/*/*",

    "*://*.tiktok.com/*",
    
    "*://*.vimeo.com/*",

    "*://*.youtube.com/watch?*",
    "*://*.youtu.be/*",
    "*://*.youtube.com/shorts/*",

    "*://*.vk.com/video*",
    "*://*.vk.com/*?w=wall*",
    "*://*.vk.com/clip*",

    "*://*.vine.co/*",

    "*://*.streamable.com/*",
    "*://*.pinterest.com/pin/*"
];

chrome.contextMenus.create({
    title: "download media from link",
    contexts: ["link"],
    id: "download-media-from-link",
    targetUrlPatterns: patterns
});
chrome.contextMenus.create({
    title: "download media from this page",
    contexts: ["page"],
    id: "download-media-from-page",
    documentUrlPatterns: patterns
});
chrome.action.onClicked.addListener(tab => {
    let matched = false;
    for(let pattern of patterns) {
        if(tab.url.includes(pattern.split("*://*.")[1].split("/")[0])) {
            matched = true;
            break;
        }
    }
    if(!matched) {
        return;
    }
    chrome.storage.sync.get(
        { instance: 'cobalt.tools' },
        (items) => {
            chrome.tabs.create({
                url: `https://${items.instance}/?u=${tab.url}`
            });
        }
    );
});

chrome.contextMenus.onClicked.addListener((info, tab) => {
    if(info.menuItemId === "download-media-from-link") {
        chrome.storage.sync.get(
            { instance: 'cobalt.tools' },
            (items) => {
                chrome.tabs.create({
                    url: `https://${items.instance}/?u=${info.linkUrl}`
                });
            }
        );
    } else if(info.menuItemId === "download-media-from-page") {
        chrome.storage.sync.get(
            { instance: 'cobalt.tools' },
            (items) => {
                chrome.tabs.create({
                    url: `https://${items.instance}/?u=${tab.url}`
                });
            }
        );
    }
});