package day01

import (
	"math"
	"sort"
	"strings"

	"aoc2024/internal/common"
)

func Handle(input []string) int {
	list1 := make([]int, len(input))
	list2 := make([]int, len(input))
	distance := 0

	for i, line := range input {
		cols := strings.Split(line, "   ")
		list1[i] = common.StrToInt(cols[0])
		list2[i] = common.StrToInt(cols[1])
	}

	sort.Slice(list1, func(i, j int) bool {
		return list1[i] < list1[j]
	})

	sort.Slice(list2, func(i, j int) bool {
		return list2[i] < list2[j]
	})

	for i, v := range list1 {
		distance = distance + int((math.Abs(float64(v - list2[i]))))
	}

	return distance
}