ascii-art-presentation/main.go

package main

import (
	"fmt"
	"io"
	"net/http"
	"os"
	"strings"
)

func main() {
	banner := "shadow"
	ascii, err := http.Get("https://git.01.kood.tech/root/public/raw/branch/master/subjects/ascii-art/" + banner + ".txt")

	asciiBody, err := io.ReadAll(ascii.Body)
	if err != nil {
		return
	}
	args := os.Args[1]
	loopCount := 0
	var newlinePos []int
	var hasNewLine bool
	asciiSplit := strings.Split(string(asciiBody), "\n")
	for i := 0; i < 8; i++ {
		for j := 0; j < len(args); j++ {
			hasNewLine = false
			if args[j] == '\\' && args[j+1] == 'n' {
				newlinePos = append(newlinePos, j)

				hasNewLine = true
				fmt.Println()
				break
			}
			fmt.Printf(string(asciiSplit[(int(args[j])-32)*8+(int(args[j])-32)+i+1]))

			if j == len(args)-1 {
				fmt.Println()
			}
		}

		if i == 7 {
			if hasNewLine == true {
				i = -1
				hasNewLine = false
				args = args[newlinePos[loopCount*8]+2:]
				loopCount++
			}
		}
	}
}