Improve Sway display recovery

3 files changed, 56 insertions, 0 deletions

diff --git a/dot_config/sway/config b/dot_config/sway/config
index bfdfed1..6490001 100644
--- a/dot_config/sway/config
+++ b/dot_config/sway/config
@@ -204,6 +204,7 @@ bindsym $mod+period exec ~/.config/sway/emoji-picker.sh
 
 # Display mode switching
 bindsym --no-repeat XF86Display exec ~/.config/sway/display-toggle.sh
+bindsym --locked --no-repeat XF86Display exec ~/.config/sway/display-recover.sh
 
 # Multimedia hardware keys (uncommon)
 bindsym XF86Tools exec $term --class=floating -e pulsemixer
diff --git a/dot_config/sway/executable_display-recover.sh b/dot_config/sway/executable_display-recover.sh
new file mode 100644
index 0000000..5ebb70a
--- /dev/null
+++ b/dot_config/sway/executable_display-recover.sh
@@ -0,0 +1,47 @@
+#!/usr/bin/env dash
+set -u
+
+log="${XDG_RUNTIME_DIR:-/tmp}/display-recover.log"
+
+outputs_json() {
+  swaymsg -t get_outputs -r 2>/dev/null || printf '[]\n'
+}
+
+first_laptop() {
+  jq -r '[.[] | select(.name | test("^eDP")) | .name] | first // empty'
+}
+
+externals() {
+  jq -r '.[] | select(.name | test("^eDP") | not) | .name'
+}
+
+laptop_width() {
+  jq -r --arg name "$1" '.[] | select(.name == $name) | .current_mode.width // .modes[0].width // 1920'
+}
+
+{
+  printf '\n[%s] display recovery\n' "$(date -Is)"
+
+  "$HOME/.config/sway/display-wake.sh" || true
+
+  outputs=$(outputs_json)
+  laptop=$(printf '%s\n' "$outputs" | first_laptop)
+  width=1920
+
+  if [ -n "$laptop" ]; then
+    width=$(printf '%s\n' "$outputs" | laptop_width "$laptop")
+    swaymsg output "$laptop" enable pos 0 0 || true
+  fi
+
+  printf '%s\n' "$outputs" | externals | while read -r output; do
+    [ -n "$output" ] || continue
+    swaymsg output "$output" power on || true
+    sleep 0.2
+    swaymsg output "$output" disable || true
+    sleep 0.5
+    swaymsg output "$output" enable pos "$width" 0 || true
+  done
+
+  swaymsg 'output * power on' || true
+  brightnessctl -r || true
+} >>"$log" 2>&1
diff --git a/dot_config/sway/executable_display-wake.sh b/dot_config/sway/executable_display-wake.sh
new file mode 100644
index 0000000..11137cb
--- /dev/null
+++ b/dot_config/sway/executable_display-wake.sh
@@ -0,0 +1,8 @@
+#!/usr/bin/env dash
+set -u
+
+brightnessctl -r >/dev/null 2>&1 || true
+swaymsg 'output * power on' >/dev/null 2>&1 || true
+sleep 0.2
+
+"$HOME/.config/sway/display-toggle.sh" apply >/dev/null 2>&1 || true