Initial neovim configuration

lua/plugins/neotree.lua

@@ -0,0 +1,57 @@
+return {
+	{
+		"nvim-neo-tree/neo-tree.nvim",
+		dependencies = {
+			"nvim-lua/plenary.nvim",
+			"nvim-tree/nvim-web-devicons", -- not strictly required, but recommended
+			"MunifTanjim/nui.nvim",
+		},
+		config = function()
+			require("neo-tree").setup({
+        enable_diagnostics = false,
+				window = {
+					position = "left",
+					width = 20,
+				},
+				event_handlers = {
+					{
+						event = "neo_tree_window_after_open",
+						handler = function()
+							local win = vim.api.nvim_get_current_win()
+							vim.wo[win].winfixwidth = true
+							vim.wo[win].winfixbuf = true
+						end
+					},
+				},
+			})
+
+			local function toggle_neotree()
+				local api = vim.api
+				local bufs = api.nvim_list_bufs()
+
+				for _, buf in ipairs(bufs) do
+					local name = api.nvim_buf_get_name(buf)
+					if name:match("neo%-tree filesystem") then
+						api.nvim_command(":Neotree close")
+						return
+					end
+				end
+
+				api.nvim_command(":Neotree")
+			end
+
+      require("which-key").add({
+        { "<leader>e", toggle_neotree, desc = "File Explorer" }
+      })
+
+      --vim.fn.sign_define("DiagnosticSignError",
+      --  {text = " ", texthl = "DiagnosticSignError"})
+      --vim.fn.sign_define("DiagnosticSignWarn",
+      --  {text = " ", texthl = "DiagnosticSignWarn"})
+      --vim.fn.sign_define("DiagnosticSignInfo",
+      --  {text = " ", texthl = "DiagnosticSignInfo"})
+      --vim.fn.sign_define("DiagnosticSignHint",
+      --  {text = "󰌵", texthl = "DiagnosticSignHint"})
+		end,
+	},
+}