try to open app

index.js

function checkOpen() {
    const clickTime = Date.now();
    let timeout;
    let count = 0;
    return new Promise((resolve, reject) => {
        const interval = setInterval(() => {
            count++;
            timeout = Date.now() - clickTime > 3000;
            if (count >= 10 || timeout) {
                clearInterval(interval);
                if (timeout || document.hidden || document.webkitHidden) {
                    resolve(true);
                } else {
                    resolve(false);
                }
            }
        }, 200);
    });
}

/**
 * 尝试唤起app
 * @param targetUrl 需要打开的url，可以以https?开头
 * @returns {Promise} 返回是否成功唤起的promise
 */
function tryOpenApp(targetUrl = 'youpin://mijiayoupin.com/shop/main') {
    targetUrl = targetUrl.replace(/https?:\/\//, "youpin://");
    const ifr = document.createElement('iframe');
    ifr.src = targetUrl;
    ifr.style.display = 'none';

    document.body.appendChild(ifr);
    setTimeout(() => {
        document.body.removeChild(ifr);
    }, 2000);
    return checkOpen();
}