application.rb in super_settings-2.0.0

- old
+ new
@@ -8,33 +8,40 @@
     include Helper
 
     # @param layout [String, Symbol] path to an ERB template to use as the layout around the application UI. You can
     #                                pass the symbol +:default+ to use the default layout that ships with the gem.
     # @param add_to_head [String] HTML code to add to the <head> element on the page.
-    def initialize(layout = nil, add_to_head = nil)
+    # @param api_base_url [String] the base URL for the REST API.
+    # @param color_scheme [Symbol] whether to use dark mode for the application UI. If +nil+, the user's system
+    #                              preference will be used.
+    def initialize(layout: nil, add_to_head: nil, api_base_url: nil, color_scheme: nil)
       if layout
         layout = File.expand_path(File.join("application", "layout.html.erb"), __dir__) if layout == :default
-        @layout = ERB.new(File.read(layout))
+        @layout = ERB.new(File.read(layout)) if layout
         @add_to_head = add_to_head
+      else
+        @layout = nil
+        @add_to_head = nil
       end
+
+      @api_base_url = api_base_url
+      @color_scheme = color_scheme&.to_sym
     end
 
-    # Render the specified ERB file in the lib/application directory distributed with the gem.
+    # Render the web UI application HTML.
     #
     # @return [void]
-    def render(erb_file)
-      template = ERB.new(File.read(File.expand_path(File.join("application", erb_file), __dir__)))
+    def render
+      template = ERB.new(File.read(File.expand_path(File.join("application", "index.html.erb"), __dir__)))
       html = template.result(binding)
-      if @layout
-        render_layout { html }
-      else
-        html
-      end
+      html = render_layout { html } if @layout
+      html = html.html_safe if html.respond_to?(:html_safe)
+      html
     end
 
     private
 
     def render_layout
-      @layout.result(binding)
+      @layout&.result(binding)
     end
   end
 end