{ ... }:

{ config , ...}:

in {

  inherit (config) dots;
in 
let
  buildVimPlugin = pkgs.vimUtils.buildVimPlugin;
in
{
  xdg.configFile."nvim".source = (dots + "/nvim");

      packages.myVimPackage = with pkgs.vimPlugins; {

      packages.myVimPackage =  {

        start = [

        start = with pkgs.vimPlugins; [

        ] ++ [
          (buildVimPlugin {
            pname = "vimpeccable";
            version = "10-31-2020";
            src = (pkgs.fetchFromGitHub {
              owner = "svermeulen";
              repo = "vimpeccable";
              rev = "00300b311de64d91b3facc1e4a6fe11463735e68";
              sha256 = "0mb8a7ypd6pvbjpa46h9hmc8isvxfmn7dq5gcpdg6h2wmkgrv4c4";
            });
          })

      customRC = ''
        set number relativenumber 
        set showcmd
        set updatetime=300
        set splitbelow
        set tabstop=4
        set shiftwidth=4
        set expandtab
        " javascript and typescript use tabs instead of spaces.
        autocmd Filetype tsx setlocal noexpandtab
        autocmd Filetype jsx setlocal noexpandtab
        autocmd Filetype js setlocal noexpandtab
        autocmd Filetype ts setlocal noexpandtab
        let g:tex_flavor = 'latex'
        let g:vimtex_view_general_viewer = 'zathura'
        let g:coc_global_extensions = [ 'coc-omnisharp', 'coc-rust-analyzer', 'coc-go', 'coc-actions', 'coc-emmet', 'coc-css', 'coc-tsserver', 'coc-prettier', 'coc-deno','coc-html', 'coc-eslint']
        function! OpenTerminal()
          split term://ion
          resize 10
        endfunction
        nnoremap <c-n> <silent> :call OpenTerminal()<CR>
        " git stuff.
        let g:gitgutter_sign_added = '✚'
        let g:gitgutter_sign_modified = '✹'
        let g:gitgutter_sign_removed = '-'
        let g:gitgutter_sign_removed_first_line = '-'
        let g:gitgutter_sign_modified_removed = '-'
        " use alt+hjkl to move between split/vsplit panels
        tnoremap <A-h> <C-\><C-n><C-w>h
        tnoremap <A-j> <C-\><C-n><C-w>j
        tnoremap <A-k> <C-\><C-n><C-w>k
        tnoremap <A-l> <C-\><C-n><C-w>l
        nnoremap <A-h> <C-w>h
        nnoremap <A-j> <C-w>j
        nnoremap <A-k> <C-w>k
        nnoremap <A-l> <C-w>l
        inoremap <silent><expr><c-space> coc#refresh()
        nmap <silent> gd <Plug>(coc-definition)
        nmap <silent> gy <Plug>(coc-type-definition)
        nmap <silent> gi <Plug>(coc-implementation)
        nmap <silent> gr <Plug>(coc-references)
        autocmd BufWritePre * :silent! call CocAction('format')
         "BASE16 themeing stuff
         let base16colorspace=256  " Access colors present in 256 colorspace
         colorscheme $BASE16_THEME
      '';

      customRC = "lua require('config')";

         "FZF

"FZF

lua require('config')

local setOptions = function()
    local scopes = {o = vim.o, b = vim.bo, w = vim.wo}
    local opt = function(scope, key, value)
        scopes[scope][key] = value
        if scope ~= 'o' then scopes['o'][key] = value end
    end
    vim.wo.relativenumber = true
    vim.wo.number = true
    vim.bo.shiftwidth = 4
    vim.bo.tabstop = 4
    vim.bo.expandtab = true
    vim.o.updatetime = 300
    vim.o.splitbelow = true
    vim.o.termguicolors = true
    vim.o.showcmd = true
end
local latexSetUp = function()
    vim.g.tex_flavor = 'latex'
    vim.g.vimtex_view_general_viewer =  'zathura'
end
local cocSetUp = function() 
    vim.g.coc_global_extensions = { 'coc-omnisharp', 'coc-rust-analyzer', 'coc-go', 'coc-actions', 'coc-emmet', 'coc-css', 'coc-tsserver', 'coc-prettier', 'coc-deno','coc-html', 'coc-eslint'}
    vim.api.nvim_command('autocmd BufWritePre * :silent! call CocAction(\'format\')')
end
-- Makes a window and returns it's buffer.
local make_window = function(width, height, x, y, style, relative)
    local buf = vim.api.nvim_create_buf(false, true)
    local opts = {
        style = style,
        relative = relative,
        width = width,
        height = height,
        row = x,
        col = y
    }
    local win = vim.api.nvim_open_win(buf, true, opts)
    return buf
end
--Opens a terminal in a floating window.
local OpenTerminal = function()
    local width = vim.api.nvim_get_option("columns")
    local height = vim.api.nvim_get_option("lines")
    local win_height = math.ceil(height * 0.8)
    local win_width = math.ceil(width * 0.8)
    local col_pos = math.floor(width * 0.1)
    local row_pos = math.floor(height * 0.1)
    local buffer = make_window(win_width, win_height, row_pos, col_pos, "minimal", "editor")
    vim.api.nvim_command('term')
end
local gitgutterSetUp = function() 
    vim.g.gitgutter_sign_added = '✚'
    vim.g.gitgutter_sign_modified = '✹'
    vim.g.gitgutter_sign_removed = '-'
    vim.g.gitgutter_sign_removed_first_line = '-'
    vim.g.gitgutter_sign_modified_removed = '-'
end
local setUpAll = function()
    setOptions()
    gitgutterSetUp()
    latexSetUp()
    cocSetUp()
end
local setKeybindings = function() 
    --keybindings
    vimp.nnoremap({'silent'}, '<c-n>', OpenTerminal)
    vimp.bind('ni','<A-h>', function() vim.cmd(':wincmd h') end)
    vimp.bind('ni','<A-j>', function() vim.cmd(':wincmd j') end)
    vimp.bind('ni','<A-k>', function() vim.cmd(':wincmd k') end)
    vimp.bind('ni','<A-l>', function() vim.cmd(':wincmd l') end)
    vimp.bind('n', 'gd<Plug>', '(coc-definition)' )
    vimp.bind('n', 'gy<Plug>', '(coc-type-definition)')
end
-- entry point
local main = function()
    --set color
    vim.cmd('colorscheme base16-gruvbox-dark-hard')
    setKeybindings()
    setUpAll()
end
main()

self: super: 
let unstable = import<unstable> {};
in
{
  neovim-unwrapped = super.neovim-unwrapped.overrideAttrs(oldAttrs: {
    version = "01-27-2021";
    src = self.fetchFromGitHub {
      owner = "neovim";
      repo = "neovim";
      rev = "459a6c845e87662aa9aa0d6a0a68dc8d817a0498";
      sha256 = "0qs05mq70z7hqqmch7siyng4bry1r2fc36iw0pkyzfiy9rv5fvlq";
    };
    buildInputs = (oldAttrs.buildInputs ++ ([ unstable.tree-sitter ]));
    cmakeFlags = oldAttrs.cmakeFlags ++ [
      "-DUSE_BUNDLED=OFF"
    ];
  });
}