add config managment scripts

lua/mngr/init.lua

@@ -0,0 +1,2 @@
+require('mngr.menu')
+require('mngr.updates')

lua/mngr/menu.lua

@@ -0,0 +1,41 @@
+-- custom menu for simpler neovim managment -----------------------------------
+local function genmenu()
+  local list = {}
+  local function add(name, plug)
+    if not plug then
+      table.insert(list, name)
+      return
+    end
+    if package.loaded[plug] then
+      table.insert(list, name)
+    end
+  end
+
+  add('edit config', nil)
+  add('update plugins', 'dep')
+  add('update config', nil)
+
+  return list
+end
+
+local function configmenu()
+  local list = genmenu()
+
+  vim.ui.select(list, { vpt = 'Config Menu' },
+  function(choice)
+    if choice == 'edit config' then
+      vim.cmd('e $XDG_CONFIG_HOME/nvim/init.lua')
+    end
+    if choice == 'update plugins' then
+      require('dep').sync()
+      if package.loaded['nvim-treesitter'] then
+        vim.cmd('TSUpdate')
+      end
+      if package.loaded['mason'] then
+        require('mason.api.command').MasonUpdate()
+      end
+    end
+  end)
+end
+
+vim.keymap.set('n', '<leader>m', configmenu, {})