const Mellt = require('./lib/Mellt/Mellt');

const localize = require('./localize').localize;

const checkPassword = (password_selector) => {

const el_password = document.querySelector(password_selector);

if (!el_password) {

return;

}

const div = el_password.parentNode.querySelector('.days_to_crack') || document.createElement('div');

const daysToCrack = Mellt.checkPassword(el_password.value.trim());

if (daysToCrack < 0) {

div.textContent = localize('The password you entered is one of the world\'s most commonly used passwords. You should not be using this password.');

} else {

let years;

if (daysToCrack > 365) {

years = Math.round(daysToCrack / 365 * 10) / 10;

if (years > 1000000) {

years = `${Math.round(years / 1000000 * 10) / 10} ${localize('million')}`;

} else if (years > 1000) {

years = `${Math.round(years / 1000)} ${localize('thousand')}`;

}

}

div.textContent = localize(

'Hint: it would take approximately [_1][_2] to crack this password.', [

(daysToCrack === 1000000000 ? '>' : ''),

years ? `${years} ${localize('years')}` : `${daysToCrack} ${localize('days')}`,

]);

}

div.className = `days_to_crack fill-bg-color hint ${daysToCrack < 30 ? 'red' : 'green'}`;

el_password.parentNode.appendChild(div);

};

const removeCheck = (password_selector) => {

const el_message = document.querySelector(password_selector).parentNode.querySelector('.days_to_crack');

if (el_message) {

el_message.remove();

}

};

module.exports = {

removeCheck,

checkPassword,

};