From dda8485d57bc59bd4781ea43cf1dc200351afebe Mon Sep 17 00:00:00 2001
From: Martin Fischer <martin@push-f.com>
Date: Thu, 12 Dec 2024 08:31:51 +0100
Subject: enable SSH host-specific terminal background colors

---
 nixos/parts/graphical.nix | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'nixos/parts/graphical.nix')

diff --git a/nixos/parts/graphical.nix b/nixos/parts/graphical.nix
index 990cd9e..8c340fc 100644
--- a/nixos/parts/graphical.nix
+++ b/nixos/parts/graphical.nix
@@ -18,6 +18,18 @@
     brightnessctl
     wl-clipboard # for wl-copy and wl-paste
 
+    # When I ssh into a server my terminal changes to a host-specific background color via
+    # a LocalCommand configured in ~/.ssh/config and a ZSH function to reset the color on exit.
+    (writeShellScriptBin "set-bg" ''
+      #!/usr/bin/env bash
+      rgb_with_slashes=$(echo "$1" | sed -r 's,(..)(..),\1/\2/,')
+      echo -en "\033]11;rgb:$rgb_with_slashes\007"
+    '')
+    (writeShellScriptBin "reset-bg" ''
+      #!/usr/bin/env bash
+      echo -en "\033]111\007"
+    '')
+
     # graphical tools
     imv
     mpv
-- 
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