Support hiding menu entries

Author: pirvudoru

README.md

@@ -146,7 +146,7 @@ defmodule MyApp.Kaffy.Config do
         resources: [ # this line used to be "schemas" in pre v0.9
           post: [schema: MyApp.Blog.Post, admin: MyApp.SomeModule.Anywhere.PostAdmin],
           comment: [schema: MyApp.Blog.Comment],
-          tag: [schema: MyApp.Blog.Tag]
+          tag: [schema: MyApp.Blog.Tag, in_menu: false]
         ]
       ],
       inventory: [

lib/kaffy/utils.ex

@@ -428,4 +428,8 @@ defmodule Kaffy.Utils do
   def get_task_modules() do
     env(:scheduled_tasks, [])
   end
+
+  def visible?(options) do
+    Keyword.get(options, :in_menu, true)
+  end
 end

lib/kaffy_web/templates/layout/app.html.eex

@@ -100,7 +100,7 @@
                     <div class="collapse<%= if @conn.assigns[:context] == to_string(context) do %> show<% end %>" id="<%= context %>-context">
                       <ul class="nav flex-column sub-menu">
                         <%= for {resource, options} <- Kaffy.Utils.schemas_for_context(@conn, context) do %>
-                            <%= if Kaffy.ResourceAdmin.authorized?(options, @conn) do %>
+                            <%= if Kaffy.ResourceAdmin.authorized?(options, @conn) && Kaffy.Utils.visible?(options) do %>
                                 <li class="nav-item"><%= link Kaffy.ResourceAdmin.plural_name(options), to: Kaffy.Utils.router().kaffy_resource_path(@conn, :index, context, resource), class: "nav-link" %></li>
                                 <%= for custom_link <- Kaffy.ResourceAdmin.custom_links(options, :sub) do %>
                                     <li class="nav-item"><%= link custom_link.name, to: custom_link.url, class: "nav-link", target: custom_link.target %></li>