Advent of code (2020) - CODE 4 - 1

Advent of code (2020) - CODE 4 - 1

(async () => {
    const result = [];
    let t = [];
    let validPassport = 0;
    const passportStruct = ['byr', 'iyr', 'eyr', 'hgt', 'hcl', 'ecl', 'pid']; // cid opcional
    const entries = (await(await fetch('https://adventofcode.com/2020/day/4/input')).text()).split('\n').map(item => {
        if (item) {
            t.push(item);
        } else {
            item = t.slice();
            t = [];
            return item;
        }
    }).filter(item => item).map(item => item.map(el => el.split(' ')).flat());
    entries.forEach(item => {
        if (item.length === 8) {
            validPassport++;
        }
        if (item.length === 7) {
            const isValid = !item.some(el => el.includes('cid'));
            if (isValid) {
                validPassport++;
            }
        }
    });
    const startTime = performance.now();
    const endTime = performance.now();
    console.log(`Pasaportes válidos: ${validPassport}`, `${parseFloat(endTime - startTime).toFixed(4)} ms`);
})();