Unified navigation with cancan abilities

app/models/ability.rb

@@ -44,9 +44,9 @@ class Ability
       cannot [:debtors, :customer_sales], Customer
     elsif user.usertype == "G"
       # Cajas registradoras
-      can :manage, [CashOut, CashRegister, Category, Credit, CreditPayment, Commission, Customer, Expense, OpenCashRegister, PrePurchase, Product, Promotion, ProductsReturn, ProductWaste, Purchase, Sale, Seller, Sellerscommission, Supplier, Transfer]
+      can :manage, [CashOut, CashRegister, Category, Credit, CreditPayment, Commission, Customer, Expense, OpenCashRegister, PreTransfer, PrePurchase, Product, Promotion, ProductsReturn, ProductWaste, Purchase, Sale, Seller, Sellerscommission, Supplier, Transfer]
       # Categorias
-      can :read, [AvailableProduct, Credit, CreditPayment, Expensesconcept, SpecialPrice, Unit]
+      can :read, [AvailableProduct, Credit, CreditPayment, Expensesconcept, PosConfig, SpecialPrice, Unit]
       # Clientes
       can :cru, [BillingInformation, Commission, Credit, CreditPayment, Customer, Sellerscommission, User, Warehouse]
 
@@ -56,20 +56,21 @@ class Ability
 
     elsif user.usertype == "C"
       # Cajas registradoras
-      can :read, [BillingInformation, Credit, CreditPayment, Customer, Expensesconcept, Seller, SpecialPrice, Product, Promotion]
+      can :read, [AvailableProduct, BillingInformation, Credit, CreditPayment, Customer, SpecialPrice, Product, Promotion]
       # ventas
       can :cru, [Credit, CreditPayment]
 
-      can :manage, [CashOut, CashRegister, Credit, CreditPayment, Customer, Expense, OpenCashRegister, PreSale, Sale, Transfer, ProductsReturn, ProductWaste]
+      can :manage, [CashOut, Credit, CreditPayment, CashRegister, Customer, Expense, OpenCashRegister, PreSale, PreTransfer, ProductsReturn, ProductWaste, Sale, Transfer]
 
       cannot :opened_cash_registers, CashOut
       cannot :sales_per_month_report, Sale
+      cannot :index, [CashRegister, Product]
 
     elsif user.usertype == "S"
-      can :read, [BillingInformation, CashRegister, Customer, Expensesconcept, Seller, SpecialPrice, Product, Promotion]
-      can :manage, [ProductWaste, Transfer]
+      can :read, [AvailableProduct, BillingInformation, CashRegister, PosConfig, Product, Promotion]
+      can :manage, [PreTransfer, ProductWaste, Transfer]
 
-      cannot [:debtors, :customer_sales], Customer
+      cannot :index, [CashRegister, Product]
     end
   end
 end

config/navigation.rb

@@ -41,258 +41,123 @@ SimpleNavigation.register_renderer bootstrap_breadcrumbs: SimpleNavigationn::Ren
 SimpleNavigation::Configuration.run do |navigation|
   navigation.renderer = SimpleNavigationRenderers::Bootstrap3
   navigation.items do |primary|
-    if current_user.usertype == 'A' || current_user.usertype == "SS"
-      # clientes
+    # clientes
+    if can? :read, Customer
       primary.item :customers, { icon: "fa fa-fw fa-smile-o", text: "Clientes" }, customers_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
         sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_customer, 'Nuevo Cliente', new_customer_path
         sub_nav.item :list_customers, 'Lista de clientes', customers_path
         sub_nav.item :divider_after_list_customers, '#', divider: true
-        sub_nav.item :special_prices, 'Descuentos especiales por cliente', new_special_price_path
+        sub_nav.item :debtor_customers, 'Clientes deudores', debtors_path if (can? :debtors, Customer)
+        sub_nav.item :special_prices, 'Descuentos especiales por cliente', new_special_price_path if (can? :create, SpecialPrice)
       end
-      # proveedores
-      primary.item :suppliers, { icon: "fa fa-fw fa-suitcase", text: "Proveedores" }, suppliers_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_supplier, 'Nuevo Proveedor', new_supplier_path
-        sub_nav.item :list_suppliers, 'Lista de proveedores', suppliers_path
-      end
-      # productos
-      primary.item :products, { icon: "fa fa-fw fa-cubes", text: "Productos" }, products_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
+    end
+    # productos
+    primary.item :products, { icon: "fa fa-fw fa-cubes", text: "Productos" }, products_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
+      sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
+      if can? :read, Unit
         sub_nav.item :units, 'Unidades de medida', units_path
         sub_nav.item :divider_before_categories, '#', divider: true
-        sub_nav.item :new_category, 'Nueva línea de producto', new_category_path
+      end
+      if can? :read, Category
         sub_nav.item :list_categories, 'Lista de líneas de producto', categories_path
         sub_nav.item :divider_before_products, '#', divider: true
-        sub_nav.item :new_product, 'Nuevo Producto', new_product_path
-        sub_nav.item :list_products, 'Lista de productos', products_path
-        sub_nav.item :stock_by_pointsale, 'Existencias', stock_by_pointsale_path
-        sub_nav.item :list_waste_of_products, 'Lista de mermas de productos', product_wastes_path
+      end
+      sub_nav.item :list_products, 'Lista de productos', products_path if (can? :index, Product)
+      sub_nav.item :stock_by_pointsale, 'Existencias', stock_by_pointsale_path if (can? :read, AvailableProduct)
+      sub_nav.item :list_waste_of_products, 'Lista de mermas de productos', product_wastes_path if (can? :read, ProductWaste)
+      if can? :read, Purchase
         sub_nav.item :divider_before_purchases, '#', divider: true
-        sub_nav.item :new_product, 'Nueva Compra', new_purchase_path
         sub_nav.item :list_products, 'Lista de compras', purchases_path
+      end
+      if can? :read, Supplier
+        sub_nav.item :divider_before_purchases, '#', divider: true
+        sub_nav.item :list_suppliers, 'Lista de proveedores', suppliers_path
+      end
+      if (can? :product_track, Product)
         sub_nav.item :divider_before_purchases, '#', divider: true
         sub_nav.item :product_track, 'Seguimiento de productos', product_track_path
       end
-      # puntos de venta y caja registradora
-      primary.item :pointsales, { icon: "fa fa-fw fa-cart-plus", text: "Puntos de venta" }, pointsales_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_pointsale, 'Nuevo Punto de venta', new_pointsale_path
+    end
+    # puntos de venta y caja registradora
+    primary.item :pointsales, { icon: "fa fa-fw fa-cart-plus", text: "Puntos de venta" }, pointsales_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
+      sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
+      if can? :read, Pointsale
         sub_nav.item :list_pointsales, 'Lista de puntos de venta', pointsales_path
         sub_nav.item :divider_before_pointsales, '#', divider: true
-        sub_nav.item :list_cash_registers, 'Lista de cajas', cash_registers_path
-        sub_nav.item :list_cash_outs, 'Lista de cortes de caja', cash_outs_path
+      end
+      sub_nav.item :list_cash_registers, 'Lista de cajas', cash_registers_path if (can? :index, CashRegister)
+      sub_nav.item :list_cash_outs, 'Lista de cortes de caja', cash_outs_path if (can? :read, CashOut)
+      sub_nav.item :divider_before_pointsales, '#', divider: true
+      sub_nav.item :list_promotions, 'Promociones', promotions_path if (can? :read, Promotion)
+      if (can? :read, Seller)
         sub_nav.item :divider_before_sellers, '#', divider: true
         sub_nav.item :list_sellers, 'Lista de vendedores', sellers_path
+      end
+      if can? :read, Transfer
         sub_nav.item :divider_after_sellers, '#', divider: true
-        sub_nav.item :new_transfer, 'Nuevo traspaso', new_transfer_path
         sub_nav.item :list_transfers, 'Lista de traspasos', transfers_path
+      end
+      if can? :read, Warehouse
         sub_nav.item :divider_after_list_users, '#', divider: true
         sub_nav.item :list_warehouse, 'Almacenes', warehouses_path
       end
-      # ventas
+    end
+    # ventas
+    if can? :read, Sale
       primary.item :sales, { icon: "fa fa-fw fa-money", text: "Ventas" }, sales_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
         sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
         sub_nav.item :list_sales, 'Lista de ventas', sales_path
-        sub_nav.item :divider_after_list_sales, '#', divider: true
-        sub_nav.item :list_sales_reserved, 'Lista de apartados', sales_reserved_path
-        sub_nav.item :commission, "Lista de comisiones", commissions_path
+        if can? :sales_reserved, Sale
+          sub_nav.item :list_sales_reserved, 'Lista de apartados', sales_reserved_path
+        end
+        if can? :read, ProductsReturn
+          sub_nav.item :list_products_return, 'Lista de devoluciones', products_returns_path
+        end
+        if can? :manage, Commission
+          sub_nav.item :divider_after_list_returns, '#', divider: true
+          sub_nav.item :commission, 'Lista de comisiones', commissions_path
+        end
       end
-      # egresos
+    end
+    # egresos
+    if can? :read, Expense
       primary.item :expensesconcepts, { icon: "fa fa-fw fa-dollar", text: "Egresos" }, expensesconcepts_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
         sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_expensesconcept, 'Nuevo Concepto de egreso', new_expensesconcept_path
-        sub_nav.item :list_expensesconcepts, 'Lista de conceptos de egreso', expensesconcepts_path
-        sub_nav.item :divider_after_list_expensesconcepts, '#', divider: true
-        sub_nav.item :new_expense, 'Nuevo egreso', new_expense_path
+        if can? :read, Expensesconcept
+          sub_nav.item :list_expensesconcepts, 'Lista de conceptos de egreso', expensesconcepts_path
+          sub_nav.item :divider_after_list_expensesconcepts, '#', divider: true
+        end
         sub_nav.item :list_expenses, 'Lista de egresos', expenses_path
       end
-      # reportes
+    end
+    # reportes
+    if current_user.usertype == "A" || current_user.usertype == "SS"
       primary.item :reports, { icon: "fa fa-bar-chart", text: "Reportes" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
         sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
         sub_nav.item :sales_per_month, 'Ventas por mes', sales_per_month_report_path
         sub_nav.item :minmax_report, 'Mínimos y Máximos', min_max_path
       end
-      # configuracion
-      primary.item :config, { icon: "fa fa-fw fa-cog", text: "Configuración" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :pos_configs, 'Configurar parámetros generales', pos_configs_path
-        sub_nav.item :divider_after_list_transfers, '#', divider: true
-        sub_nav.item :list_products_initial_stock, 'Stock inicial de productos', products_initial_stock_path
-        sub_nav.item :list_products_stock, 'Stock mínimo y máximo de productos', products_stock_path
-        sub_nav.item :divider_after_list_transfers, '#', divider: true
-        sub_nav.item :list_users, 'Usuarios del sistema', users_path
-      end
-      # soporte
-      primary.item :support, { icon: "fa fa-fw fa-group", text: "Soporte" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: "dropdown-menu pull-left" }
-        sub_nav.item :send_info, "Soporte técnico", contact_support_path
-        sub_nav.item :updates, "Actualizaciones", system_updates_path
-      end
     end
-
-    if current_user.usertype == 'G'
-      primary.item :home, { icon: "fa fa-fw fa-home", text: "Inicio" }, root_path, class: 'menu-dropdown classic-menu-dropdown'
-      # clientes
-      primary.item :customers, { icon: "fa fa-fw fa-smile-o", text: "Clientes" }, customers_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_customer, 'Nuevo Cliente', new_customer_path
-        sub_nav.item :list_customers, 'Lista de clientes', customers_path
-        sub_nav.item :debtor_customers, 'Clientes deudores', debtors_path
-      end
-      # proveedores
-      primary.item :suppliers, { icon: "fa fa-fw fa-suitcase", text: "Proveedores" }, suppliers_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_supplier, 'Nuevo Proveedor', new_supplier_path
-        sub_nav.item :list_suppliers, 'Lista de proveedores', suppliers_path
-      end
-      # productos
-      primary.item :products, { icon: "fa fa-fw fa-cubes", text: "Productos" }, products_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :units, 'Unidades de medida', units_path
-        sub_nav.item :divider_before_categories, '#', divider: true
-        sub_nav.item :new_category, 'Nueva línea de producto', new_category_path
-        sub_nav.item :list_categories, 'Lista de líneas de producto', categories_path
-        sub_nav.item :divider_before_products, '#', divider: true
-        sub_nav.item :new_product, 'Nuevo Producto', new_product_path
-        sub_nav.item :list_products, 'Lista de productos', products_path
-        sub_nav.item :divider_after_list_products, '#', divider: true
-        sub_nav.item :stock_by_pointsale, 'Existencias', stock_by_pointsale_path
-        sub_nav.item :divider_after_stock_by_pointsale, '#', divider: true
-        sub_nav.item :list_waste, 'Nueva merma de productos', new_product_waste_path
-        sub_nav.item :list_waste_of_products, 'Lista de mermas de productos', product_wastes_path
-        sub_nav.item :divider_before_purchases, '#', divider: true
-        sub_nav.item :new_purchase, 'Nueva Compra', new_purchase_path
-        sub_nav.item :purchases_list, 'Lista de compras', purchases_path
-      end
-      # ventas
-      primary.item :sales, { icon: "fa fa-fw fa-money", text: "Ventas" }, sales_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_sale, 'Nueva venta', new_sale_path
-        sub_nav.item :list_sales, 'Lista de ventas', sales_path
-        sub_nav.item :divider_after_list_sales, '#', divider: true
-        sub_nav.item :list_sales_reserved, 'Lista de apartados', sales_reserved_path
-        sub_nav.item :divider_after_list_sales_reserved, '#', divider: true
-        sub_nav.item :commission, "Lista de comisiones", commissions_path
-        sub_nav.item :divider_after_list_comissions, '#', divider: true
-        sub_nav.item :list_products_return, 'Lista de devoluciones', products_returns_path
-      end
-      # punto de venta, caja registradora y vendedores
-      primary.item :pointsales, { icon: "fa fa-fw fa-cart-plus", text: "Puntos de venta" }, pointsales_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :list_products, 'Lista de cajas ', cash_registers_path
-        sub_nav.item :divider_after_list_products, '#', divider: true
-        sub_nav.item :list_cash_outs, 'Lista de cortes de caja', cash_outs_path
-        sub_nav.item :divider_after_list_cash_outs, '#', divider: true
-        sub_nav.item :list_sellers, 'Lista de vendedores', sellers_path
-        sub_nav.item :divider_after_list_sellers, '#', divider: true
-        sub_nav.item :new_transfer, 'Nuevo traspaso', new_transfer_path
-        sub_nav.item :list_transfers, 'Lista de traspasos', transfers_path
-        sub_nav.item :divider_after_list_transfers, '#', divider: true
-        sub_nav.item :list_warehouse, 'Almacenes', warehouses_path
-      end
-      # coneptos de egresos
-      primary.item :expensesconcepts, { icon: "fa fa-fw fa-dollar", text: "Egresos" }, expensesconcepts_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_expensesconcept, 'Nuevo egreso', new_expense_path
-        sub_nav.item :list_expensesconcepts, 'Lista de egresos', expenses_path
-        sub_nav.item :divider_after_expenses, '#', divider: true
-        sub_nav.item :list_expensesconcepts, 'Lista de conceptos de egreso', expensesconcepts_path
-      end
-      # configuracion
-      primary.item :config, { icon: "fa fa-fw fa-cog", text: "Configuración" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :list_products_initial_stock, 'Stock inicial de productos', products_initial_stock_path(pointsale_id: current_user.pointsale_id)
-        sub_nav.item :list_products_stock, 'Stock mínimo y máximo de productos', products_stock_path(pointsale_id: current_user.pointsale_id)
-        sub_nav.item :divider_after_list_transfers, '#', divider: true
-        sub_nav.item :list_users, 'Usuarios del sistema', users_path
-      end
-      # soporte
-      primary.item :support, { icon: "fa fa-fw fa-group", text: "Soporte" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: "dropdown-menu pull-left" }
-        sub_nav.item :send_info, "Soporte técnico", contact_support_path
-        sub_nav.item :updates, "Actualizaciones", system_updates_path
-      end
+    # soporte
+    primary.item :support, { icon: "fa fa-fw fa-group", text: "Soporte" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
+      sub_nav.dom_attributes = { class: "dropdown-menu pull-left" }
+      sub_nav.item :send_info, "Soporte técnico", contact_support_path
+      sub_nav.item :updates, "Actualizaciones", system_updates_path
     end
-
-    if current_user.usertype == 'C'
-      primary.item :home, { icon: "fa fa-fw fa-home", text: "Inicio" }, root_path, class: 'menu-dropdown classic-menu-dropdown'
-      # clientes
-      primary.item :customers, { icon: "fa fa-fw fa-smile-o", text: "Clientes" }, customers_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
+    # configuracion general
+    if can? :read, PosConfig
+      primary.item :pos_config, { icon: "fa fa-fw fa-cog", text: "Configuración" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
         sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_customer, 'Nuevo Cliente', new_customer_path
-        sub_nav.item :list_customers, 'Lista de clientes', customers_path
-        sub_nav.item :divider_after_list_customers, '#', divider: true
-        sub_nav.item :debtor_customers, 'Clientes deudores', debtors_path
-      end
-
-      # productos
-      primary.item :products, { icon: "fa fa-fw fa-cubes", text: "Productos" }, products_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.item :stock_by_pointsale, 'Existencias', stock_by_pointsale_path
-        sub_nav.item :divider_after_stock_by_pointsale, '#', divider: true
-        sub_nav.item :list_waste, 'Nueva merma de productos', new_product_waste_path
-        sub_nav.item :list_waste_of_products, 'Lista de mermas de productos', product_wastes_path
-      end
-      # ventas
-      primary.item :sales, { icon: "fa fa-fw fa-money", text: "Ventas" }, sales_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_sale, 'Nueva venta', new_sale_path
-        sub_nav.item :list_sales, 'Lista de ventas', sales_path
-        sub_nav.item :divider_after_list_sales, '#', divider: true
-        sub_nav.item :list_sales_reserved, 'Lista de apartados', sales_reserved_path
-        sub_nav.item :divider_after_list_comissions, '#', divider: true
-        sub_nav.item :list_products_return, 'Lista de devoluciones', products_returns_path
-      end
-      # caja y cortes de caja
-      primary.item :cash_register, { icon: "fa fa-shopping-cart", text: "Caja" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :cash_out, 'Corte de caja', new_cash_out_path
-        # sub_nav.item :list_cash_outs, 'Lista de cortes de caja', cash_outs_path
-      end
-      # conceptos de egresos
-      primary.item :expenses, { icon: "fa fa-fw fa-dollar", text: "Egresos" }, expenses_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_expense, 'Nuevo egreso', new_expense_path
-        sub_nav.item :list_expenses, 'Lista de egresos', expenses_path
-      end
-      # conceptos de egresos
-      primary.item :transfers, { icon: "fa fa-fw fa-dollar", text: "Traspasos" }, transfers_path, class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: 'dropdown-menu pull-left' }
-        sub_nav.item :new_transfer, 'Nuevo traspaso', new_transfer_path
-        sub_nav.item :list_expenses, 'Lista de traspasos', transfers_path
-      end
-      # soporte
-      primary.item :support, { icon: "fa fa-fw fa-group", text: "Soporte" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: "dropdown-menu pull-left" }
-        sub_nav.item :send_info, "Soporte técnico", contact_support_path
-        sub_nav.item :updates, "Actualizaciones", system_updates_path
-      end
-    end
-
-    if current_user.usertype == 'S'
-      primary.item :home, { icon: "fa fa-fw fa-home", text: "Inicio" }, root_path, class: 'menu-dropdown classic-menu-dropdown'
-      # existencias
-      primary.item :products, { icon: "fa fa-fw fa-cubes", text: "Existencias" }, stock_by_pointsale_path, class: 'menu-dropdown classic-menu-dropdown'
-      # traspasos
-      primary.item :transfers, { icon: "fa fa-fw fa-exchange", text: "Traspasos" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.item :new_transfer, 'Nuevo traspaso', new_transfer_path
-        sub_nav.item :list_transfers, 'Lista de traspasos', transfers_path
-      end
-      # mermas
-      primary.item :product_wastes, { icon: "fa fa-fw fa-arrow-down", text: "Mermas" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.item :list_waste, 'Nueva merma de productos', new_product_waste_path
-        sub_nav.item :list_waste_of_products, 'Lista de mermas de productos', product_wastes_path
-      end
-      # inventario
-      primary.item :stock, { icon: "fa fa-fw fa-database", text: "Inventario" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.item :initial_stock, 'Inventario inicial', products_initial_stock_path(current_user.warehouse_id)
-        sub_nav.item :stock_adjustment, 'Ajuste de inventario', products_stock_path(current_user.warehouse_id)
-      end
-      # soporte
-      primary.item :support, { icon: "fa fa-fw fa-group", text: "Soporte" }, '#', class: 'menu-dropdown classic-menu-dropdown' do |sub_nav|
-        sub_nav.dom_attributes = { class: "dropdown-menu pull-left" }
-        sub_nav.item :send_info, "Soporte técnico", contact_support_path
-        sub_nav.item :updates, "Actualizaciones", system_updates_path
+        if can? :manage, PosConfig
+          sub_nav.item :pos_configs, 'Configurar parámetros generales', pos_configs_path
+          sub_nav.item :divider_after_pos_config, '#', divider: true
+        end
+        sub_nav.item :list_products_initial_stock, 'Stock inicial de productos', products_initial_stock_path
+        sub_nav.item :list_products_stock, 'Stock mínimo y máximo de productos', products_stock_path
+        if can? :read, User
+          sub_nav.item :divider_after_products_stock, '#', divider: true
+          sub_nav.item :list_users, 'Usuarios del sistema', users_path
+        end
       end
     end