update for check for menu item api

app/views/api/restaurant/menu/_menu_item.json.jbuilder

@@ -1,47 +1,51 @@
 # Format for attributes json
 attr_format = []
-# Format for attributes json    
-item.item_attributes.each do|attr_id|      
-  menu_attr = MenuItemAttribute.find(attr_id)
-  if attr_format.count == 0
-    attr_format.push({ type: menu_attr.attribute_type, values: [menu_attr.name] })
-    next
-  end
+# Format for attributes json 
+if item.item_attributes.count > 0   
+  item.item_attributes.each do|attr_id|      
+    menu_attr = MenuItemAttribute.find(attr_id)
+    if attr_format.count == 0
+      attr_format.push({ type: menu_attr.attribute_type, values: [menu_attr.name] })
+      next
+    end
 
-  attr_format.each do |af|
-    if menu_attr.attribute_type.in? attr_format.map {|k| k[:type]}
-      if menu_attr.attribute_type == af[:type]
-        af[:values].push(menu_attr.name)
-      end
-    else 
-      new_attr = {type: menu_attr.attribute_type, values: [ menu_attr.name ] }
-      attr_format.push(new_attr) 
-      break      
-    end          
+    attr_format.each do |af|
+      if menu_attr.attribute_type.in? attr_format.map {|k| k[:type]}
+        if menu_attr.attribute_type == af[:type]
+          af[:values].push(menu_attr.name)
+        end
+      else 
+        new_attr = {type: menu_attr.attribute_type, values: [ menu_attr.name ] }
+        attr_format.push(new_attr) 
+        break      
+      end          
+    end
   end
 end
 
 # Format for option json
 opt_format = []
-# Format for attributes json    
-item.item_options.each do|opt|      
-  menu_opt = MenuItemOption.find(opt)
-  if opt_format.count == 0
-    opt_format.push({ type: menu_opt.option_type, values: [menu_opt.name] })
-    next
-  end
-
-  opt_format.each do |of|
-    if menu_opt.option_type.in? opt_format.map {|k| k[:type]}
-      if menu_opt.option_type == of[:type]
-        of[:values].push(menu_opt.name)
-      end
-    else 
-      new_opt = {type: menu_opt.option_type, values: [ menu_opt.name ] }
-      opt_format.push(new_opt) 
-      break
+# Format for attributes json 
+if item.item_options.count > 0   
+  item.item_options.each do|opt|      
+    menu_opt = MenuItemOption.find(opt)
+    if opt_format.count == 0
+      opt_format.push({ type: menu_opt.option_type, values: [menu_opt.name] })
+      next
     end
-  end         
+
+    opt_format.each do |of|
+      if menu_opt.option_type.in? opt_format.map {|k| k[:type]}
+        if menu_opt.option_type == of[:type]
+          of[:values].push(menu_opt.name)
+        end
+      else 
+        new_opt = {type: menu_opt.option_type, values: [ menu_opt.name ] }
+        opt_format.push(new_opt) 
+        break
+      end
+    end         
+  end
 end
 
 #Menu Item Information