golang-exercises/array-sorter/main.go

package main

import (
	"fmt"
	"git.bulgariu.xyz/raul/min-max-array"
	"os"
	"strconv"
)

var numArray = []float64{}
var numToAdd int
var err error

func main() {
	if len(os.Args) < 2 {
		fmt.Println("Tool to automatically sort an array from the smallest number to the largest")
		fmt.Println("Usage: ./array-sorter 20 5 10")
		os.Exit(1)
	}
	for i := 1; i < (len(os.Args)); i++ {
		numToAdd, err = strconv.Atoi(os.Args[i])
		numArray = append(numArray, float64(numToAdd))
	}

	if err != nil {
		panic(err)
	}

	fmt.Println("RESULTS:")
	fmt.Printf("%v\n", numArray)

	fmt.Printf("\nSORTED RESULTS:\n")
	sortedArray := sorter(numArray)
	fmt.Printf("%v\n", sortedArray)
}

func sorter(arr []float64) (orderedArr []float64) {
	if len(arr) == 0 {
		return nil
	}

	var numLocation int
	//var numValue float64
	sliced_arr := arr

	// IT WAS THIS BASTARD WHO KEPT CAUSING OUT OF BOUNDS ERRORS
	// I KEPT READING THE LENGTH OF THE ORIGINAL ARRAY INSTEAD OF THE
	// ARRAY BEING SLOWLY EMPTIED
	for i := 0; i < len(sliced_arr); {
		// fmt.Printf("Current slice length: %v\n", sliced_arr)
		// fmt.Println(orderedArr)

		mini := minmax.Min(sliced_arr)
		orderedArr = append(orderedArr, mini)

		for i, v := range sliced_arr {
			if v == mini {
				numLocation = i
				//numValue = v
				break
			}
		}

		//fmt.Printf("\nDEBUGGING WIZARD:\nThe smallest value is %v and its position is %v\n\n", numValue, numLocation)

		sliced_arr = append(sliced_arr[:numLocation], sliced_arr[numLocation+1:]...)
	}
	return orderedArr
}