millipede.gno

 1package millipede
 2
 3import (
 4	"strconv"
 5	"strings"
 6
 7	"gno.land/p/nt/ufmt/v0"
 8)
 9
10const (
11	minSize     = 1
12	defaultSize = 20
13	maxSize     = 100
14)
15
16func Draw(size int) string {
17	if size < minSize || size > maxSize {
18		panic("invalid millipede size")
19	}
20	paddings := []string{"  ", " ", "", " ", "  ", "   ", "    ", "    ", "   "}
21	var b strings.Builder
22	b.WriteString("    ╚⊙ ⊙╝\n")
23	for i := 0; i < size; i++ {
24		b.WriteString(paddings[i%9] + "╚═(███)═╝\n")
25	}
26	return b.String()
27}
28
29func Render(path string) string {
30	size := defaultSize
31
32	path = strings.TrimSpace(path)
33	if path != "" {
34		var err error
35		size, err = strconv.Atoi(path)
36		if err != nil {
37			panic(err)
38		}
39	}
40
41	output := "```\n" + Draw(size) + "```\n"
42	if size > minSize {
43		output += ufmt.Sprintf("[%d](/r/demo/art/millipede:%d)< ", size-1, size-1)
44	}
45	if size < maxSize {
46		output += ufmt.Sprintf(" >[%d](/r/demo/art/millipede:%d)", size+1, size+1)
47	}
48	return output
49}
50
51// based on https://github.com/getmillipede/millipede-go/blob/977f046c39c35a650eac0fd30245e96b22c7803c/main.go