(function (d) {

const   music_button = '#broadcast-aside-content-brand [aria-label="Interoperate music"]',
        video_button = '#broadcast-aside-content-brand [aria-label="Intro overlay"]',
        wait_screen_button = '#broadcast-aside-content-brand [aria-label="Wait Screen overlay"]',
        go_live = 'div[class*="Header__Right"] [data-testid="dropdown-workaround-id"] button',
        go_live_activate = 'div[class*="GoLiveOverlay"] button:last-child',
        cropped_layout = 'div[class*="Studio__Layout"] button[aria-label*="Thin layout"]',
        solo_host = 'div[class*="Cards__Wrap"] > span[class*="Tooltip__StyledSpan"]:nth-child(1) button[aria-label="Solo layout"]',
        solo_guest = 'div[class*="Cards__Wrap"] > span[class*="Tooltip__StyledSpan"]:nth-child(2) button[aria-label="Solo layout"]',
        mute_host = 'div[class*="Cards__Wrap"] > span[class*="Tooltip__StyledSpan"]:nth-child(1) button[aria-label="Mute mic"]',
        unmute_host = 'div[class*="Cards__Wrap"] > span[class*="Tooltip__StyledSpan"]:nth-child(1) button[aria-label="Unmute mic"]',
        mute_guest = 'div[class*="Cards__Wrap"] > span[class*="Tooltip__StyledSpan"]:nth-child(2) button[aria-label="Mute mic"]',
        unmute_guest = 'div[class*="Cards__Wrap"] > span[class*="Tooltip__StyledSpan"]:nth-child(2) button[aria-label="Unmute mic"]';

const delay = (delay) => {
    return new Promise(resolve => setTimeout(resolve, delay));
}

const activate = (path) => {
    console.log('querySelector')
    const element = d.querySelector(path);
    if (element) {
        return element.click()    
    }
}
        
const trigger = async (e) => {
    if (e.key == 'F16') {
        console.log('F16 - Solo host');
        activate(solo_host);
    }
    if (e.key == 'F17') {
        console.log('F17 - Solo guest');
        activate(solo_guest);
    }
    if (e.key == 'F18') {
        console.log('F18 - Cropped layout');
        activate(cropped_layout);
    }
    if (e.key == 'F13') {
        console.log('F13 - Go live');
        activate(music_button);
        activate(solo_host);
        activate(wait_screen_button);
        activate(mute_host);
        activate(mute_guest);
        activate(go_live);
        await delay(500);
        activate(go_live_activate);
    }
    if (e.key == 'F14') {
        console.log('F14 - Curtains up');
        activate(wait_screen_button);
        activate(unmute_host);
    }
    if (e.key == 'F15') {
        console.log('F15 - Intro');
        activate(unmute_host);
        activate(unmute_guest);
        activate(music_button);
        activate(video_button);
        await delay(1000);
        activate(cropped_layout);
    }
}

const observer = new MutationObserver(function(mutations) {
  mutations.forEach(function(mutation) {
    mutation.addedNodes.forEach(function(addedNode) {
        const className = addedNode.className;
        if (typeof className === 'string') {
            if (addedNode.className.includes('Studio__DesktopWrap')) {
                d.addEventListener('keydown', trigger, false);
                observer.disconnect();
            }
        }
    });
  });
});

observer.observe(d.body, {childList: true, subtree: true});

})(document);