mod aoc2021;
mod aoc2022;

use std::fs;

struct Puzzle {
    day: usize,
    year: usize,
    task_one: fn(&str) -> String,
    task_two: fn(&str) -> String
}

impl Puzzle {
    pub fn solve_and_print(&self) {
        let file = format!("src/aoc{}/day{:02}/input.txt", self.year, self.day);
        let input = fs::read_to_string(file).expect("Error on reading file.");

        let task_one_result = (self.task_one)(&input);
        let task_two_result = (self.task_two)(&input);

        println!("AOC{} Day {:02} \t Task 1: {:15}\tTask 2: {}", self.year, self.day, task_one_result, task_two_result);
    }
}

fn main() {
    // AOC 2021
    let mut puzzle = Puzzle { day: 1, year: 2021, task_one: aoc2021::day01::task_one, task_two: aoc2021::day01::task_two };
    puzzle.solve_and_print();

    puzzle = Puzzle { day: 2, year: 2021, task_one: aoc2021::day02::task_one, task_two: aoc2021::day02::task_two };
    puzzle.solve_and_print();

    puzzle = Puzzle { day: 3, year: 2021, task_one: aoc2021::day03::task_one, task_two: aoc2021::day03::task_two };
    puzzle.solve_and_print();

    puzzle = Puzzle { day: 4, year: 2021, task_one: aoc2021::day04::task_one, task_two: aoc2021::day04::task_two };
    puzzle.solve_and_print();

    // AOC 2022
    puzzle = Puzzle { day: 1, year: 2022, task_one: aoc2022::day01::task_one, task_two: aoc2022::day01::task_two };
    puzzle.solve_and_print();
}