use color red adjust 50ms timeout lost pkgs

goping/goping.go

@@ -174,8 +174,14 @@ func Ping(domain string, PS int) {
 
 func foot(address string, icmp_seq int, dropPack, min_lan, avg_lan, max_lan float64, ret_list []float64) {
 	red := color.New(color.FgRed).SprintFunc()
+	green := color.New(color.FgGreen).SprintFunc()
 	fmt.Printf("\n--- %s ping statistics ---\n", address)
-	fmt.Printf("%d packets transmitted, %f %s, %.2f%% packet loss, time 1000ms\n", icmp_seq, dropPack, red("lost"), dropPack/float64(icmp_seq)*100)
+	if dropPack >= 1 {
+		fmt.Printf("%d packets transmitted, %f %s, %.2f%% packet loss, time 1000ms\n", icmp_seq, dropPack, red("lost"), dropPack/float64(icmp_seq)*100)
+	} else {
+		fmt.Printf("%d packets transmitted, %f %s, %.2f%% packet loss, time 1000ms\n", icmp_seq, dropPack, green("lost"), dropPack/float64(icmp_seq)*100)
+	}
+
 	if len(ret_list) == 0 {
 		avg_lan = 3000.0
 	} else {