Function waitForElements

Pagetual/pagetual.user.js:12414–12432

(sel, doc, maxTime)

    }

    async function waitForElements(sel, doc, maxTime) {
        if (!sel) return null;
        return new Promise((resolve) => {
            let passedTime = 0;
            let checkInv = setInterval(() => {
                let result = getAllElements(sel, doc, null, true);
                if (result && result.length) {
                    clearInterval(checkInv);
                    resolve(result);
                } else if (maxTime) {
                    passedTime += 100;
                    if (passedTime >= maxTime) {
                        clearInterval(checkInv);
                        resolve(result);
                    }
                }
            }, 100);
        });
    }

    async function clickAction(sel, doc) {
        let btn = await waitForElement(sel, doc);