From a03d5d57a044eaf1da57feebf1a89d9d31cbec98 Mon Sep 17 00:00:00 2001
From: Shy <shy@koeln.ccc.de>
Date: Wed, 7 Aug 2024 14:24:06 +0200
Subject: [PATCH] Revised sed script for listing presets.

---
 wled | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/wled b/wled
index c357eb9..405024e 100755
--- a/wled
+++ b/wled
@@ -136,16 +136,18 @@ for wled_host; do
             printf "loading ...\r"
             active_ps=$(active_preset "$wled_host")
             curl_fetch "http://$wled_host/presets.json" | \
-                # Split into lines - one line per preset.
-                sed --sandbox 's/"1\?[0-9]"[[:space:]]*:/\n&/g' | \
-                # Extract number and name of every preset. Right-align numbers.
-                # Drop everything else.
-                sed --sandbox -n \
-                    '/^"\(1\?[0-9]\)"[[:space:]]*:.*"n"[[:space:]]*:[[:space:]]*"\([[:alnum:] _-]*\)".*$/{
+                # Split into lines - one line per preset. Extract number and
+                # name of every preset. Right-align numbers.
+                sed --sandbox -n '
+                    s/"1\?[0-9]"[[:space:]]*:/\n&/g
+                    :loop
+                    /^"\(1\?[0-9]\)"[[:space:]]*:[^\n]*"n"[[:space:]]*:[[:space:]]*"\([[:alnum:] _-]*\)"[^\n]*/{
                         s//\1: \2/
                         s/^[0-9]:/ &/
-                        p
-                    }' | \
+                        P
+                    }
+                    s/^[^\n]*\n//
+                    t loop' | \
                 # Sort.
                 sort -b -n | \
                 # Prepend description and mark active preset.