better buffer delestion

lua/znvim/plugins/editor.lua

@@ -1,6 +1,31 @@
 return {
 
-    { -- file explorer
+    { -- use bdelete instead
+        "https://github.com/famiu/bufdelete.nvim",
+        config = function()
+            -- switches to Alpha dashboard when last buffer is closed
+            local alpha_on_empty = vim.api.nvim_create_augroup("alpha_on_empty", { clear = true })
+            vim.api.nvim_create_autocmd("User", {
+                pattern = "BDeletePost*",
+                group = alpha_on_empty,
+                callback = function(event)
+                    local fallback_name = vim.api.nvim_buf_get_name(event.buf)
+                    local fallback_ft = vim.api.nvim_buf_get_option(event.buf, "filetype")
+                    local fallback_on_empty = fallback_name == "" and fallback_ft == ""
+                    if fallback_on_empty then
+                        require("neo-tree").close_all()
+                        vim.cmd("Alpha")
+                        vim.cmd(event.buf .. "bwipeout")
+                    end
+                end,
+            })
+        end,
+        keys = {
+            { "<leader>bd", "<CMD>Bdelete<CR>", desc = "delete buffer" },
+            { "<leader>bD", "<CMD>Bdelete!<CR>", desc = "delete buffer!" },
+        },
+    },
+
     { -- neo-tree file explorer
         "https://github.com/nvim-neo-tree/neo-tree.nvim",
         cmd = "Neotree",