Use lualine

home/default.nix

@@ -295,6 +295,7 @@ in
       extraConfig = builtins.readFile ./nvim/init.vim;
       plugins = with pkgs.vimPlugins; [
         gruvbox
+        lualine-nvim
         nerdtree
         nvim-lspconfig
         rust-vim
@@ -327,7 +328,6 @@ in
 
   };
 
-  home.file.".config/nvim/statusline.vim".source = ./nvim/statusline.vim;
   home.file.".config/srv/config.yml".source = ./srv/config.yml;
 
 }

home/nvim/init.vim

@@ -133,6 +133,8 @@ autocmd FileType java setlocal omnifunc=javacomplete#Complete
 let g:prettier#autoformat = 1
 
 lua << EOF
+require('lualine').setup()
+
 require'lspconfig'.bashls.setup{}
 require'lspconfig'.gopls.setup{}
 require'lspconfig'.pyright.setup{}
@@ -143,4 +145,3 @@ require'lspconfig'.tflint.setup{}
 require'lspconfig'.yamlls.setup{}
 EOF
 
-source ~/.config/nvim/statusline.vim

home/nvim/statusline.vim

@@ -1,54 +0,0 @@
-" A lightweight statusline
-
-" Enable statusline
-set laststatus=2
-
-" Do not show mode on last line
-set noshowmode
-
-function! ActivateStatusline()
-set statusline=
-set statusline+=%#Pmenu#
-set statusline+=%{StatuslineMode()}
-set statusline+=%#PmenuSel#
-set statusline+=%#LineNr#
-set statusline+=\ %f
-set statusline+=%m
-set statusline+=%=
-set statusline+=%#CursorColumn#
-set statusline+=\ %y
-set statusline+=\ %{&fileencoding?&fileencoding:&encoding}
-set statusline+=\[%{&fileformat}\]
-set statusline+=\ %p%%
-set statusline+=\ %l:%c
-endfunction
-
-" Get vim mode
-function! StatuslineMode()
-
-    let g:modeMap={
-    \ 'n'      : 'NORMAL',
-    \ 'i'      : 'INSERT',
-    \ 'c'      : 'COMMAND',
-    \ 'R'      : 'REPLACE',
-    \ 's'      : 'SELECT',
-    \ 'y'      : 'HELP',
-    \ 't'      : 'TERM',
-    \ '!'      : 'SHELL',
-    \ 'v'      : 'VISUAL',
-    \ 'V'      : 'VISUAL LINE',
-    \ "\<C-V>" : 'VISUAL BLOCK'
-    \}
-
-    if expand('%:y') == 'help'
-        let b:CurrentMode = 'HELP'
-    endif
-
-    return '  '.g:modeMap[mode()].' '
-
-endfunction
-
-augroup SetStatusline
-    autocmd!
-    autocmd BufEnter,WinEnter * call ActivateStatusline()
-augroup END