From 504bebb6840b679fc430181fc0224857431acedd Mon Sep 17 00:00:00 2001
From: Sardorbek Imomaliev <sardorbek.imomaliev@gmail.com>
Date: Sun, 14 Mar 2021 16:46:23 +0700
Subject: [PATCH] allow to shorten keyboard layout output

---
 keyboard_layout.tmux           | 18 +++++++++++-------
 scripts/get_keyboard_layout.sh |  1 +
 2 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/keyboard_layout.tmux b/keyboard_layout.tmux
index ff0589c..ff9938f 100755
--- a/keyboard_layout.tmux
+++ b/keyboard_layout.tmux
@@ -8,19 +8,23 @@ CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 place_holder="\#{keyboard_layout}"
 
 keyboard_layout_option_scope='@keyboard_layout:option_scope'
-keyboard_layout="#($CURRENT_DIR/scripts/get_keyboard_layout.sh)"
+keyboard_layout_length='@keyboard_layout:length'
+get_keyboard_layout="$CURRENT_DIR/scripts/get_keyboard_layout.sh"
 
 interpolate() {
     local -r status="$1"
-    local -r _keyboard_layout_option_scope="$2"
-    local -r option_value=$(tmux show-option -"$_keyboard_layout_option_scope"qv "$status")
-    tmux set-option -"$_keyboard_layout_option_scope"q "$status" "${option_value/$place_holder/$keyboard_layout}"
+    local -r option_scope="$2"
+    local -r length="$3"
+    local -r option_value=$(tmux show-option -"$option_scope"qv "$status")
+    local -r keyboard_layout="#($get_keyboard_layout | head -c $length)"
+    tmux set-option -"$option_scope"q "$status" "${option_value/$place_holder/$keyboard_layout}"
 }
 
 main() {
-    local -r _keyboard_layout_option_scope="$(tmux show-option -gqv "${keyboard_layout_option_scope:-g}")"
-    interpolate "status-left" "$_keyboard_layout_option_scope"
-    interpolate "status-right" "$_keyboard_layout_option_scope"
+    local -r option_scope="$(tmux show-option -gqv "${keyboard_layout_option_scope:-g}")"
+    local -r length="$(tmux show-option -gqv "${keyboard_layout_length:-16}")"
+    interpolate "status-left" "$option_scope" "$length"
+    interpolate "status-right" "$option_scope" "$length"
 }
 
 main
diff --git a/scripts/get_keyboard_layout.sh b/scripts/get_keyboard_layout.sh
index 01a1cec..03937c7 100755
--- a/scripts/get_keyboard_layout.sh
+++ b/scripts/get_keyboard_layout.sh
@@ -1,3 +1,4 @@
 #!/bin/bash
 set -euo pipefail
+
 defaults read ~/Library/Preferences/com.apple.HIToolbox.plist AppleSelectedInputSources | grep "KeyboardLayout Name" | cut -f 2 -d "=" | tr -d ' ;'