const options = {
    vatnik: {
        url: 'http://vote.mil.ru/vote/krnd.htm',
        name: 'answer(12166131@cmsPoll)',
        value: '12166253@cmsPollAnswer'
    },
    oftalmolog: {
        url: 'http://vote.mil.ru/vote/laser.htm',
        name: 'answer(12166129@cmsPoll)',
        value: '12166228@cmsPollAnswer'
    },
    yaz: {
        url: 'http://vote.mil.ru/vote/oms.htm',
        name: 'answer(12166127@cmsPoll)',
        value: '12166354@cmsPollAnswer'
    }
}

const votesAmount = 100;
const voteDelayMs = 500;
const selectedOption = options.vatnik;

function clearCookies() {
    document.cookie
        .split(";")
        .forEach(c => {
            document.cookie = c.replace(/^ +/, "").replace(/=.*/, "=;expires=" + new Date().toUTCString() + ";path=/");
        });
}

function voteFor(option) {
    const formData = new FormData();
    formData.append('cmd', 'answer');
    formData.append(option.name, option.value);
    formData.append('res', 'Голосовать');

    return fetch(option.url, { method: 'post', body: formData })
}

let number = 0;
const interval = setInterval(() => {
    number++;
    const currentNumber = number;

    clearCookies();

    console.log('Vote №' + currentNumber);
    voteFor(selectedOption)
        .then(res => console.log('OK ' + currentNumber))
        .catch(err => console.error('Fail ' + currentNumber, err));

    if (votesAmount <= number) {
        clearInterval(interval);
    }
}, voteDelayMs);