package main

import (
	"fmt"
	"os"
	"strconv"
	"strings"
)

func main() {

	lines, err := parse()
	if err != nil {
		fmt.Println("Error:", err)
	}

	var p1 int = 0
	var p2 int = 0

	for _, line := range lines {
		numbers := strings.Fields(line)
		report := make([]int, len(numbers))
		for i, num := range numbers {
			x, err := strconv.Atoi(num)
			if err != nil {
				panic(err)
			}
			report[i] = x
		}
	}

	fmt.Println("p1: ", p1)
	fmt.Println("p2: ", p2)
}

func parse() ([]string, error) {
	if len(os.Args) < 2 {
		return nil, fmt.Errorf("no file provided")
	}
	filePath := os.Args[1]
	data, err := os.ReadFile(filePath)
	if err != nil {
		return nil, fmt.Errorf("error opening file: %v", err)
	}
	chunks := strings.Split(string(data), "\n")
	var nonEmpthyChunks = []string{}

	for _, chunk := range chunks {
		if chunk != "" {
			nonEmpthyChunks = append(nonEmpthyChunks, chunk)
		}
	}
	return nonEmpthyChunks, nil
}