refactor config

config/nvim.old/lua/plugins/nvim-tree.lua

@@ -0,0 +1,53 @@
+local function tree_config()
+	local tree = require("nvim-tree")
+	local tree_cb = require("nvim-tree.config").nvim_tree_callback
+
+	tree.setup({
+		hijack_unnamed_buffer_when_opening = true,
+		disable_netrw = true,
+		hijack_netrw = true,
+		hijack_cursor = true, -- cursor at the start of filename
+		update_focused_file = {
+			enable = true -- focus curren file
+		},
+		actions = { open_file = { quit_on_open = true } },
+		renderer = {
+			full_name = true, -- show remaining name in floating text
+			group_empty = true, -- group empty folders
+			add_trailing = true, -- Trailing slash to folders
+			highlight_opened_files = "all",
+			highlight_git = true
+		},
+		view = {
+			centralize_selection = true, -- center current file on enter
+			width = 30, -- N° of columns or %
+			mappings = {
+				custom_only = false,
+				-- list of mappings to set on the tree manually
+				list = {
+					{ key = { "l", "<CR>", "o", "<2-LeftMouse>" }, action = "edit" },
+					-- {key = {"L", "<2-RightMouse>", "<C-]>"}, action = "cd"},
+					{ key = "s", action = "vsplit" },
+					{ key = "v", action = "split" },
+					{ key = "t", action = "tabnew" },
+					{ key = { "h", "<BS>" }, action = "close_node" },
+					{ key = "i", action = "toggle_dotfiles" },
+					{ key = "I", action = "toggle_ignored" },
+					{ key = { "<C-l>", "<C-CR>" }, cb = tree_cb("system_open") }
+				}
+			}
+		}
+	})
+
+	-- bindings
+	vim.keymap.set("n", "<leader>e", ":NvimTreeToggle<CR>", { desc = "Toggle file tree", silent = true })
+	vim.keymap.set("n", "<C-e>", ":NvimTreeToggle<CR>", { desc = "Toggle file tree", silent = true })
+end
+
+return {
+	'kyazdani42/nvim-tree.lua',
+	config = tree_config,
+	requires = {
+		'kyazdani42/nvim-web-devicons' -- optional, for file icons
+	}
+}