local HEIGHT_RATIO = 0.8
local WIDTH_RATIO = 0.5

return {
	{
		"nvim-tree/nvim-tree.lua",
		init = function()
			-- disable netrw at the very start of your init.lua
			vim.g.loaded_netrw = 1
			vim.g.loaded_netrwPlugin = 1

			-- optionally enable 24-bit colour
			vim.opt.termguicolors = true

			-- empty setup using defaults
			require("nvim-tree").setup()

			-- OR setup with some options
			require("nvim-tree").setup({
				sort = {
					sorter = "case_sensitive",
				},
				view = {
					float = {
						enable = true,
						open_win_config = function()
							local screen_w = vim.opt.columns:get()
							local screen_h = vim.opt.lines:get() - vim.opt.cmdheight:get()
							local window_w = screen_w * WIDTH_RATIO
							local window_h = screen_h * HEIGHT_RATIO
							local window_w_int = math.floor(window_w)
							local window_h_int = math.floor(window_h)
							local center_x = (screen_w - window_w) / 2
							local center_y = ((vim.opt.lines:get() - window_h) / 2)
															 - vim.opt.cmdheight:get()
							return {
								border = 'rounded',
								relative = 'editor',
								row = center_y,
								col = center_x,
								width = window_w_int,
								height = window_h_int,
							}
							end,
					},
					width = function()
						return math.floor(vim.opt.columns:get() * WIDTH_RATIO)
					end,
				},
				renderer = {
					group_empty = true,
				},
				filters = {
					dotfiles = true,
				},
			})

			vim.keymap.set("n", "<leader>e", "<cmd>NvimTreeToggle<CR>")
			vim.keymap.set("n", "<leader>o", "<cmd>NvimTreeFindFileToggle<CR>")
		end
	}
}