vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1
vim.opt.termguicolors = true

local function handle_closed(window)
	local tab = vim.api.nvim_win_get_tabpage(window)
	local buffer = vim.api.nvim_win_get_buf(window)
	local info = vim.fn.getbufinfo(buffer)[1]

	local filter_window = function(w)
		return w ~= window
	end

	local windows = vim.tbl_filter(filter_window, vim.api.nvim_tabpage_list_wins(tab))
	local buffers = vim.tbl_map(vim.api.nvim_win_get_buf, windows)

	if info.name:match('.*NvimTree_%d*$') then
		if not vim.tbl_isempty(buffers) then
			require('nvim-tree.api').tree.close()
		end
		return
	end

	if #buffers ~= 1 then
		return
	end

	local last_info = vim.fn.getbufinfo(buffers[1])[1]
	if last_info.name:match('.*NvimTree_%d*$') then
		vim.schedule(function()
			if #vim.api.nvim_list_wins() == 1 then
				vim.cmd 'quit'
			else
				vim.api.nvim_win_close(windows[1], true)
			end
		end)
	end
end

local config = function()
	require('nvim-tree').setup()
	vim.api.nvim_create_autocmd('WinClosed', {
		nested = true,
		callback = function()
			local window = tonumber(vim.fn.expand('<amatch>'))
			vim.schedule_wrap(handle_closed(window))
		end,
	})
end

return {
	'nvim-tree/nvim-tree.lua',
	config = config,
	keys = {
		{ '<leader>nt', ':NvimTreeToggle<CR>', desc = 'toggle nvim tree' }
	},
	dependencies = {
		'nvim-tree/nvim-web-devicons', opts = {}
	},
}