From 16671eaec14a929e4c44ce82277c3c1764f185f8 Mon Sep 17 00:00:00 2001
From: John Mertz <git@john.me.tz>
Date: Tue, 15 Oct 2024 16:25:41 -0600
Subject: [PATCH] Change osk to secondary action and make primary action to
 rotate between configured layouts

---
 waybar/waybar-keyboard.sh | 54 ++++++++++++++++++++++++++++++++++-----
 1 file changed, 47 insertions(+), 7 deletions(-)

diff --git a/waybar/waybar-keyboard.sh b/waybar/waybar-keyboard.sh
index af878dc..97dc50f 100755
--- a/waybar/waybar-keyboard.sh
+++ b/waybar/waybar-keyboard.sh
@@ -1,10 +1,50 @@
 #!/bin/bash
 
-FILE=/home/jpm/.local/state/onscreen-keyboard
-if [ -f $FILE ]; then
-    rm $FILE
-    busctl call --user sm.puri.OSK0 /sm/puri/OSK0 sm.puri.OSK0 SetVisible b false
-else
-    touch $FILE
-    busctl call --user sm.puri.OSK0 /sm/puri/OSK0 sm.puri.OSK0 SetVisible b true
+# Input name from `swaymsg -t get_inputs`
+INPUTNAME="AT Translated Set 2 keyboard"
+
+ACTIVELAYOUT=$(swaymsg -t get_inputs | jq -r ".[] | select(.name==\"$INPUTNAME\") | .xkb_active_layout_name")
+
+mapfile -t AVAILABLELAYOUTS < <( swaymsg -t get_inputs | jq -r ".[] | select(.name==\"$INPUTNAME\") | .xkb_layout_names" | sed 's/[][,]//g' | sed 's/^ *//g' | grep -P '.')
+ACTIVEINDEX=0
+for i in "${AVAILABLELAYOUTS[@]}"; do
+    if [[ "$i" == '"'$ACTIVELAYOUT'"' ]]; then
+        break
+    else
+        ((ACTIVEINDEX+=1))
+    fi
+done
+
+ACTION=bar
+if [ -n $1 ]; then
+    ACTION=$1
 fi
+
+if [[ $ACTION == 'osk' ]]; then
+    FILE=/home/jpm/.local/state/onscreen-keyboard
+    if [ -f $FILE ]; then
+        rm $FILE
+        busctl call --user sm.puri.OSK0 /sm/puri/OSK0 sm.puri.OSK0 SetVisible b false
+    else
+        touch $FILE
+        busctl call --user sm.puri.OSK0 /sm/puri/OSK0 sm.puri.OSK0 SetVisible b true
+    fi
+elif [[ $ACTION == 'layout' ]]; then
+    # Simpler just to use 'next' to rotate input layouts
+    #((ACTIVEINDEX+=1))
+    #if [[ $ACTIVEINDEX -eq ${#AVAILABLELAYOUTS[@]} ]]; then
+        #ACTIVEINDEX=0
+    #fi
+    #swaymsg input type:keyboard $ACTIVEINDEX
+    swaymsg input type:keyboard xkb_switch_layout next
+    $0 bar
+else
+    SHORT=$(echo $ACTIVELAYOUT | sed -r 's/.*\(([[:alpha:]]*)\).*/\1/')
+    if [[ $ACTIVEINDEX -ne 0 ]]; then
+        echo '{"text": "⌨  '$SHORT'", "tooltip": "Rotate keyboard layout", "class": "alternate"}'
+    else
+        echo '{"text": "⌨  '$SHORT'", "tooltip": "Rotate keyboard layout", "class": "primary"}'
+    fi
+fi
+
+