package main

import (
	"fmt"

	"internal/day04"
	"internal/util"
)

func main() {
	data := util.ReadInput()
	shifts := day04.ParseInput(data)
	guards := day04.BuildGuards(shifts)

	sleepiest, sleepiestMinute := FindSleepiestData(guards)

	fmt.Printf("Sleepiest Guard: %d\n", sleepiest.ID)
	fmt.Printf("Sleepiest Minute: %d\n", sleepiestMinute)
	fmt.Printf("Result: %d\n", sleepiest.ID*sleepiestMinute)
}

func FindSleepiestData(data map[int]*day04.Guard) (*day04.Guard, int) {
	var sleepiest *day04.Guard
	var minute, value int

	for _, guard := range data {
		for i := 0; i < 60; i++ {
			if guard.Sleep[i] > value {
				sleepiest = guard
				minute = i
				value = guard.Sleep[i]
			}
		}
	}

	return sleepiest, minute
}