YouTube Music delete all from local library

yt-music-delete-all.js

async function deleteAll() {
    function firstItemTriggerDropdown() {
        document.querySelector('ytmusic-responsive-list-item-renderer button path[d="M12,16.5c0.83,0,1.5,0.67,1.5,1.5s-0.67,1.5-1.5,1.5s-1.5-0.67-1.5-1.5S11.17,16.5,12,16.5z M10.5,12 c0,0.83,0.67,1.5,1.5,1.5s1.5-0.67,1.5-1.5s-0.67-1.5-1.5-1.5S10.5,11.17,10.5,12z M10.5,6c0,0.83,0.67,1.5,1.5,1.5 s1.5-0.67,1.5-1.5S12.83,4.5,12,4.5S10.5,5.17,10.5,6z"]')
            .parentNode.parentNode.parentNode.parentNode.parentNode
            .click()
    }

    function dropdownDelete() {
        document.querySelector('tp-yt-iron-dropdown #contentWrapper a svg path[d="M11,17H9V8h2V17z M15,8h-2v9h2V8z M19,4v1h-1v16H6V5H5V4h4V3h6v1H19z M17,5H7v15h10V5z"]')
            .parentNode.parentNode.parentNode.parentNode
            .click()
    }

    function modalConfirm() {
        // Locale-specific, update!
        document.evaluate('//span[text()="Delete"]', document, null, XPathResult.ANY_TYPE, null)
            .iterateNext()
            .parentNode.parentNode
            .click()
    }

    function wait(d) {
        return new Promise((resolve,) => setTimeout(() => resolve(), d))
    }

    while (true) {
        try {
            firstItemTriggerDropdown()
            await wait(200)
            dropdownDelete()
            await wait(200)
            modalConfirm()
            await wait(250)
        } catch (e) {
            return
        }
    }
}