advent_of_code_2024/main.go

package main

import (
	"advent_of_code_2024/day_01"
	"advent_of_code_2024/day_02"
	"advent_of_code_2024/day_03"
	_ "embed"
	"fmt"
	"os"
)

func main() {
	selectedDay := selectSolutionRun()

	switch selectedDay {
	case "01-basic":
		fmt.Printf("Day 01. Basic: %d\n", day_01.SolveBasic(Day01Data)) // 2113135
	case "01-complex":
		fmt.Printf("Day 01. Complex: %d\n", day_01.SolveComplex(Day01Data)) // 19097157
	case "02-basic":
		fmt.Printf("Day 02. Basic: %d\n", day_02.SolveBasic(Day02Data)) // 690
	case "02-complex":
		fmt.Printf("Day 02. Complex: %d\n", day_02.SolveComplex(Day02Data)) // 710
	case "03-basic":
		fmt.Printf("Day 03. Basic: %d\n", day_03.SolveBasic(Day03Data)) // 189527826
	case "03-complex":
		fmt.Printf("Day 03. Complex: %d\n", day_03.SolveComplex(Day03Data)) // 63013756
	}
}

func selectSolutionRun() string {
	selectedDay := ""
	if len(os.Args) == 2 {
		// if command line arg passed use that
		selectedDay = os.Args[1]
	} else if len(os.Args) == 1 {
		// otherwise ask user for the solution
		fmt.Printf("Enter the solution to be run: e.g. 01-basic,21-complex...\n")
		if _, err := fmt.Scan(&selectedDay); err != nil {
			panic(err)
		}
	} else {
		// if too many arguments are passed return error message
		fmt.Printf("Invalid number of arguments\nUsage: %s day-basic|day-complex\n    e.g. %s 01-basic", os.Args[0], os.Args[0])
		os.Exit(1)
	}
	return selectedDay
}