{
  programs.nixvim.plugins.nvim_ufo = {
    enable = true;

  };
  programs.nixvim.extraConfigLua = ''
    # default fold options
    vim.o.foldcolumn = '1'
    vim.o.foldlevel = 99
    vim.o.foldlevelstart = 99
    vim.o.foldenable = true
   
    # nvim_ufo options
    vim.keymap.set('n', 'zR', require('ufo').openAllFolds, { desc = "Open all folds" })
    vim.keymap.set('n', 'zM', require('ufo').closeAllFolds, { desc = "Close all folds" })
    vim.keymap.set('n', 'zM', function()
      local winid = require("ufo").peekFoldedLinesUnderCursor()
      if not winid then
        vim.lsp.buf.hover()
      end
    end , { desc = "Peed fold" })

    require("ufo").setup({
      provider_selector = function(bufnr, filetype, buftype)
        return { 'lsp', 'indent' }
      end
    })

  '';
}