dice-roller/main.go

package main

import (
	"flag"
	"fmt"
	"math/rand"
	"time"
)

func main() {
	var surfaces, throws int
	rand.Seed(time.Now().Unix())
	//	fmt.Println("Half arsed version without error checking.")
	//	fmt.Println("Please insert number of die surfaces followed by amount of dice thrown.")
	//	fmt.Scanf("%d %d", &surfaces, &throws)
	flag.IntVar(&surfaces, "s", 20, "Specify die type")
	flag.IntVar(&throws, "t", 1, "Specify dice throws")
	flag.Parse()
	fmt.Println(surfaces)
	fmt.Println(throws)
	fmt.Println(Cast(surfaces, throws))

}

func Cast(dieSurfaces, castAmount int) int {
	fmt.Println(dieSurfaces)
	fmt.Println(castAmount)
	var (
		casts       []int
		cast, total int
	)

	for i := 0; i < castAmount; i++ {
		cast = rand.Intn(dieSurfaces) + 1
		casts = append(casts, cast)
		total += cast
	}
	fmt.Println(casts)
	return total
}