nvim-tree updates

.config/nvim/lua/plugins/tree.lua

@@ -1,19 +1,69 @@
+local function on_attach(bufnr)
+    local api = require("nvim-tree.api")
+
+    local function opts(desc)
+        return { desc = "Tree: " .. desc, buffer = bufnr, noremap = true,
+            silent = true, nowait = true }
+    end
+
+    vim.keymap.set("n", "<CR>", api.node.open.edit, opts("Open"))
+
+end
+
 local tree = {
 	'nvim-tree/nvim-tree.lua',
 	lazy = false,
 	dependencies = { 'nvim-tree/nvim-web-devicons' },
 	opts = {
+        on_attach = on_attach,
+        disable_netrw = true,
 		sort_by = "case_sensitive",
 		view = {
 			adaptive_size = true,
+            centralize_selection = true,
+            number = true,
+            relativenumber = true,
 		},
 		renderer = {
 			group_empty = true,
+            highlight_git = true,
 		},
 		filters = {
 			dotfiles = true,
 		},
+        update_focused_file = {
+            enable = true,
+        },
+        actions = {
+            change_dir = {
+                enable = false,
+            },
+        },
 	},
 }
 
+local function is_modified_buffer_open(buffers)
+    for _, v in pairs(buffers) do
+        if v.name:match("NvimTree_") == nil then
+            return true
+        end
+    end
+    return false
+end
+
+-- [[
+vim.api.nvim_create_autocmd("BufEnter", {
+    nested = true,
+    callback = function()
+        if
+            #vim.api.nvim_list_wins() == 1
+            and vim.api.nvim_buf_get_name(0):match("NvimTree_") ~= nil
+            and is_modified_buffer_open(vim.fn.getbufinfo({ bufmodified = 1 })) == false
+        then
+            vim.cmd("quit")
+        end
+    end,
+})
+-- ]]
+
 return { tree }