import { readFileSync } from 'node:fs';

let sampleMode = false;
let usedArray = [];

const sampleArray = readFileSync('sample.txt').toString().split("\n");
const inputArray = readFileSync('input.txt').toString().split("\n");

if (sampleMode) {
  usedArray = sampleArray;
} else {
  usedArray = inputArray;
}

// Part One

console.time("part1");

let total = 0;

const problems = [];
for (const row of usedArray) {
  const contents = row.trim().split(/\s+/);
  console.log(contents);
  for (let i = 0; i < contents.length; i++) {
    const element = contents[i];
    if (!problems[i]) {
      problems[i] = [];
    }
    problems[i].push(element);
  }
}

for (let problem of problems) {
  problem = problem.reverse();
  const operator = problem.shift();
  let answer = operator === '+' ? 0 : 1;
  for (const number of problem) {
    if (operator === '+') {
      answer += Number.parseInt(number);
    } else {
      answer *= Number.parseInt(number);
    }
  }
  total += answer;
}

console.timeEnd("part1");
console.log(total);


// Part Two

console.time("part2");
for (const element of usedArray) {
  const contents = element.split(" ");

}

console.timeEnd("part2");
console.log();

// functions