tui: remove vim (using nvim now)

home/modules/tui/default.nix

@@ -1,7 +1,7 @@
 { pkgs, ... }: {
   # Core CLI apps
 
-  imports = [ ./git.nix ./shell ./nix-index.nix ./neovim ./tmux.nix ./vim.nix ];
+  imports = [ ./git.nix ./shell ./nix-index.nix ./neovim ./tmux.nix ];
 
   home.packages = with pkgs; [
     apg # Automatic password generator

home/modules/tui/vim.nix

@@ -1,65 +0,0 @@
-{ pkgs, ... }: {
-  programs.vim = {
-    enable = true;
-    # defaultEditor = true;
-    settings = {
-      background = "dark";
-      expandtab = true;
-      number = true;
-      shiftwidth = 2;
-      tabstop = 2;
-    };
-    plugins = with pkgs.vimPlugins; [
-      nerdcommenter
-      vim-go
-      vim-sensible
-      vim-trailing-whitespace
-    ];
-    extraConfig = ''
-      " Tmux integration to switch panes with Ctrl+{hkjl}
-      if exists('$TMUX')
-        function! TmuxOrSplitSwitch(wincmd, tmuxdir)
-          let previous_winnr = winnr()
-          silent! execute "wincmd " . a:wincmd
-          if previous_winnr == winnr()
-            call system("tmux select-pane -" . a:tmuxdir)
-            redraw!
-          endif
-        endfunction
-
-        let previous_title = substitute(system("tmux display-message -p '#{pane_title}'"), '\n', "", "")
-        let &t_ti = "\<Esc>2;vim\<Esc>\\" . &t_ti
-        let &t_te = "\<Esc>2;". previous_title . "\<Esc>\\" . &t_te
-
-        nnoremap <silent> <C-h> :call TmuxOrSplitSwitch('h', 'L')<cr>
-        nnoremap <silent> <C-j> :call TmuxOrSplitSwitch('j', 'D')<cr>
-        nnoremap <silent> <C-k> :call TmuxOrSplitSwitch('k', 'U')<cr>
-        nnoremap <silent> <C-l> :call TmuxOrSplitSwitch('l', 'R')<cr>
-      else
-        map <C-h> <C-w>h
-        map <C-j> <C-w>j
-        map <C-k> <C-w>k
-        map <C-l> <C-w>l
-      endif
-
-      " coding preference
-      filetype off
-      filetype plugin indent on
-
-      syntax on
-      set backspace=indent,eol,start
-      set noautoindent
-      set noswapfile
-      set ruler
-      set showmatch
-      set smarttab
-      set sts=2
-      let g:NERDSpaceDelims=1
-
-      let mapleader=","
-      if has("autocmd")
-        autocmd FileType go set ts=2 sw=2 sts=2 noet nolist autowrite
-      endif
-    '';
-  };
-}