{
  config,
  pkgs,
  nixvim,
  ...
}:
{
  programs.nixvim = {
    extraConfigLua = ''
      local map = vim.api.nvim_set_keymap
      local opts = { noremap = true, silent = true }

      vim.g.mapleader = " "
      map('n', '<c-t>', ":ToggleTerm size=40 direction=float<CR>", opts)
      map('n', '<c-n>', ":Neotree filesystem reveal right toggle<CR>", opts)

      map('v', '<Tab>', '>gv', opts)
      map('v', '<S-Tab>', '<gv', opts)

      vim.opt.shiftwidth = 2
      vim.opt.tabstop = 2 
      vim.opt.cursorline = true
      vim.opt.expandtab = true
      vim.opt.autoindent = true
      vim.opt.smartindent = true
      vim.opt.softtabstop = 4
      vim.opt.number = true;
      vim.cmd [[
            cnoreabbrev W! w!
            cnoreabbrev Q! q!
            cnoreabbrev Qall! qall!
            cnoreabbrev Wq wq
            cnoreabbrev Wa wa
            cnoreabbrev wQ wq
            cnoreabbrev WQ wq
            cnoreabbrev W w
            cnoreabbrev Q q
            cnoreabbrev Qall qall 
        ]]

      local _border = "rounded"
      vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(
              vim.lsp.handlers.hover, {
                border = _border
              }
            )

            vim.lsp.handlers["textDocument/signatureHelp"] = vim.lsp.with(
              vim.lsp.handlers.signature_help, {
                border = _border
              }
            )

            vim.diagnostic.config{
              float={border=_border}
            };

            require('lspconfig.ui.windows').default_options = {
              border = _border
            }
    '';
  };
}