I broke up with neovim....vim is my best friend now

dot_vim/plugged/vim-airline/autoload/airline/extensions/xkblayout.vim

@@ -0,0 +1,29 @@
+" MIT License. Copyright (c) 2017-2021 YoungHoon Rhiu et al.
+" vim: et ts=2 sts=2 sw=2
+
+scriptencoding utf-8
+
+if !exists('g:XkbSwitchLib') && !exists('*FcitxCurrentIM')
+  finish
+endif
+
+function! airline#extensions#xkblayout#status()
+  if exists('g:XkbSwitchLib')
+    let keyboard_layout = libcall(g:XkbSwitchLib, 'Xkb_Switch_getXkbLayout', '')
+    let keyboard_layout = get(split(keyboard_layout, '\.'), -1, '')
+  else
+    " substitute keyboard-us to us
+    let keyboard_layout = substitute(FcitxCurrentIM(), 'keyboard-', '', 'g')
+  endif
+
+  let short_codes = get(g:, 'airline#extensions#xkblayout#short_codes', {'2SetKorean': 'KR', 'Chinese': 'CN', 'Japanese': 'JP'})
+  if has_key(short_codes, keyboard_layout)
+    let keyboard_layout = short_codes[keyboard_layout]
+  endif
+
+  return keyboard_layout
+endfunction
+
+function! airline#extensions#xkblayout#init(ext)
+  call airline#parts#define_function('xkblayout', 'airline#extensions#xkblayout#status')
+endfunction