add rulesetmap type for efficient ruleset lookup for proxychain impl

internal/cli/art.go

@@ -2,6 +2,8 @@ package cli
 
 import (
 	"fmt"
+	"golang.org/x/term"
+	"os"
 	"strings"
 )
 
@@ -20,20 +22,32 @@ var art string = `
  `
 
 func StartupMessage(version string, port string, ruleset string) string {
+	isTerm := term.IsTerminal(int(os.Stdout.Fd()))
 	version = strings.Trim(version, " ")
 	version = strings.Trim(version, "\n")
-	link := createHyperlink("http://localhost:" + port)
-	buf := fmt.Sprintf(art, version, link)
-	if ruleset == "" {
-		buf += "\n ! no ruleset specified.\n > for better performance, use a ruleset using --ruleset\n"
+
+	var link string
+	if isTerm {
+		link = createHyperlink("http://localhost:" + port)
 	} else {
-		buf += fmt.Sprintf("\n > using ruleset: %s\n", ruleset)
+		link = "http://localhost:" + port
 	}
-	return colorizeNonASCII(buf)
+
+	buf := fmt.Sprintf(art, version, link)
+	if isTerm {
+		buf = blinkChars(buf, '.', '•', '·', '▪')
+	}
+
+	if ruleset == "" {
+		buf += "\n [!] no ruleset specified.\n [!] for better performance, use a ruleset using --ruleset\n"
+	}
+	if isTerm {
+		buf = colorizeNonASCII(buf)
+	}
+	return buf
 }
 
 func createHyperlink(url string) string {
-	//return fmt.Sprintf("\033]8;;%s\a%s\033]8;;\a", url, url)
 	return fmt.Sprintf("\033[4m%s\033[0m", url)
 }
 
@@ -42,7 +56,7 @@ func colorizeNonASCII(input string) string {
 	for _, r := range input {
 		if r > 127 {
 			// If the character is non-ASCII, color it blue
-			result += fmt.Sprintf("\033[94m%c\033[0m", r)
+			result += fmt.Sprintf("\033[34m%c\033[0m", r)
 		} else {
 			// ASCII characters remain unchanged
 			result += string(r)
@@ -50,3 +64,18 @@ func colorizeNonASCII(input string) string {
 	}
 	return result
 }
+
+func blinkChars(input string, chars ...rune) string {
+	result := ""
+MAIN:
+	for _, x := range input {
+		for _, y := range chars {
+			if x == y {
+				result += fmt.Sprintf("\033[5m%s\033[0m", string(x))
+				continue MAIN
+			}
+		}
+		result += fmt.Sprintf("%s", string(x))
+	}
+	return result
+}