-- disable netrw at the very start of your init.lua (strongly advised)
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1

-- set termguicolors to enable highlight groups
vim.opt.termguicolors = true

-- OR setup with some options
require("nvim-tree").setup({
	sort_by = "case_sensitive",
	view = {
		width = 30,
		mappings = {
			list = {
				{ key = "u", action = "dir_up" },
			},
		},
	},
	renderer = {
		group_empty = true,
	},
	filters = {
		dotfiles = true,
	},
})

local function open_nvim_tree(data)
	-- buffer is a directory
	local directory = vim.fn.isdirectory(data.file) == 1

	if not directory then
		return
	end

	-- change to the directory
	vim.cmd.cd(data.file)

	-- open the tree
	require("nvim-tree.api").tree.open()
end

vim.api.nvim_create_autocmd({ "VimEnter" }, { callback = open_nvim_tree })