removed redundant ribica name from subfolders

front-api/controllers/category.rb

@@ -0,0 +1,10 @@
+
+
+get '/category' do 
+  Category.order(:name).all.to_json(include: :sub_categories)
+end
+
+get '/category/:id' do 
+  id = params[:id].to_i
+  Category.find(id).to_json(include: :sub_categories)
+end

front-api/controllers/common_for_controllers.rb

@@ -0,0 +1,5 @@
+
+# converts list of parameters to array of integers
+def mass_to_i(*id_strings)
+  id_strings.map(&:to_i)
+end

front-api/controllers/item.rb

@@ -0,0 +1,67 @@
+
+
+def prepare_items_for_mass_display(items) 
+  items.to_json(
+     :except => [:created_at, :current_input_price, :stock, :on_display],
+     :include => [      
+      :unit ,
+      :multi_media_descriptions ,
+      :sub_category
+  ])
+end
+
+
+
+
+def offset_and_limit_invalid?(offset, limit)
+  offset < 0 or limit <= 0 or limit > 100
+end
+
+
+# gets single item for detailed display (like comments etc. ) # TODO: change when comments are added
+get '/item/:id' do |id_s| 
+  item = Item.find(id_s.to_i)
+
+  prepare_items_for_mass_display(item)
+end
+
+
+# gets items regardless of classification ( useful for frontpage )
+get '/item/offset/:offset/limit/:limit' do |offset_s, limit_s|
+  offset, limit = mass_to_i(offset_s, limit_s)
+  return [].to_json if offset_and_limit_invalid?(offset,limit)
+  
+  items = Item.best_selling(offset,limit)
+  prepare_items_for_mass_display(items)
+end
+
+
+# gets items in section ( useful for page showing single section )
+get '/item/section/:section_id/offset/:offset/limit/:limit' do |section_id_s, offset_s, limit_s|
+  section_id, offset, limit = mass_to_i(section_id_s, offset_s, limit_s)
+  input_invalid = offset_and_limit_invalid?(offset,limit) or section_id <= 0
+  return [].to_json if input_invalid 
+  
+  items = Item.best_selling_in_section(section_id, offset, limit)
+  prepare_items_for_mass_display(items)
+end
+
+# gets items in category ( useful for page showing single category )
+get '/item/category/:category_id/offset/:offset/limit/:limit' do |category_id_s, offset_s, limit_s|
+  category_id, offset, limit = mass_to_i(category_id_s, offset_s, limit_s)
+  input_invalid = offset_and_limit_invalid?(offset,limit) or category_id <= 0
+  return [].to_json if input_invalid 
+
+  items = Item.best_selling_in_category(category_id, offset,limit)
+  prepare_items_for_mass_display(items)
+end
+
+# gets items in sub category ( useful for page showing single sub_category )
+get '/item/sub_category/:sub_category_id/offset/:offset/limit/:limit' do |sub_category_id_s, offset_s, limit_s|
+  sub_category_id, offset, limit = mass_to_i(sub_category_id_s, offset_s, limit_s)
+  input_invalid = offset_and_limit_invalid?(offset,limit) or sub_category_id <= 0
+  return [].to_json if input_invalid 
+
+  items = Item.best_selling_in_sub_category(sub_category_id, offset, limit)
+  prepare_items_for_mass_display(items)
+end

front-api/controllers/section.rb

@@ -0,0 +1,10 @@
+get '/section' do
+    Section.order(:name).all.to_json(:include => 
+                                     [:categories => { :include => :sub_categories }])
+end
+
+get '/section/:id' do
+  Section.find(params[:id].to_i).to_json(:include => [
+      :categories => { :include => :sub_categories } ])
+
+end