section improvements, area elements mostly

app/controllers/suppliers/section_areas_controller.rb

@@ -0,0 +1,36 @@
+module Suppliers
+  class SectionAreasController < Suppliers::ApplicationController
+    def index
+      @section_areas = SectionArea.for_supplier(current_supplier)
+      render json: @section_areas, each_serializer: Suppliers::SectionAreaSerializer
+    end
+
+    def create
+      @section_area.supplier = current_supplier
+      if @section_area.save
+        render json: @section_area, serializer: Suppliers::SectionAreaSerializer
+      else
+        render json: {errors: @section.errors}, status: :unprocessable_entity
+      end
+    end
+
+    def update
+      if @section_area.update_attributes section_area_params
+        render json: @section_area, serializer: Suppliers::SectionAreaSerializer
+      else
+        render json: {errors: @section.errors}, status: :unprocessable_entity
+      end
+    end
+
+    def destroy
+      @section_area.destroy
+      head :ok
+    end
+
+    private
+
+    def section_area_params
+      params.require(:section_area).permit %i[title width height position_x position_y section_id rounded]
+    end
+  end
+end

app/controllers/suppliers/section_elements_controller.rb

@@ -22,6 +22,11 @@ module Suppliers
       end
     end
 
+    def destroy
+      @section_element.destroy()
+      head :ok
+    end
+
     private
 
     def section_element_params

app/controllers/suppliers/sections_controller.rb

@@ -124,14 +124,16 @@ module Suppliers
       @section = Section.find_by_supplier_id_and_id!(current_supplier.id, params[:id])
       number_start = params[:number_start].to_i
       number_end = params[:number_end].to_i
+      added_tables = []
       for table_number in number_start..number_end
         next if table_number.zero?
         table = Table.new(number: table_number)
         table.supplier = current_supplier
         table.section = @section
         table.save
+        added_tables << table
       end
-      @section.arrange_tables_in_grid
+      @section.arrange_tables_in_grid added_tables
       table_json =  ActiveModel::ArraySerializer.new(@section.tables, each_serializer: SupplierTableSerializer, root: false).as_json
       render json: {tables: table_json}
     end