Add stock_items/index component with dedicated actions

admin/app/components/solidus_admin/stock_items/index/component.html.erb

@@ -0,0 +1,25 @@
+<%= page do %>
+  <%= page_header do %>
+    <%= page_header_title title %>
+  <% end %>
+
+  <%= render component('ui/table').new(
+    id: stimulus_id,
+    data: {
+      class: Spree::StockItem,
+      rows: @page.records,
+      prev: prev_page_path,
+      next: next_page_path,
+      columns: columns,
+      batch_actions: batch_actions,
+    },
+    search: {
+      name: :q,
+      value: params[:q],
+      url: solidus_admin.stock_items_path,
+      searchbar_key: :variant_product_name_or_variant_sku_or_variant_option_values_name_or_variant_option_values_presentation_cont,
+      filters: filters,
+      scopes: scopes,
+    },
+  ) %>
+<% end %>

admin/app/components/solidus_admin/stock_items/index/component.rb

@@ -0,0 +1,157 @@
+# frozen_string_literal: true
+
+class SolidusAdmin::StockItems::Index::Component < SolidusAdmin::BaseComponent
+  include SolidusAdmin::Layout::PageHelpers
+
+  def initialize(page:)
+    @page = page
+  end
+
+  def title
+    Spree::StockItem.model_name.human.pluralize
+  end
+
+  def prev_page_path
+    solidus_admin.url_for(**request.params, page: @page.number - 1, only_path: true) unless @page.first?
+  end
+
+  def next_page_path
+    solidus_admin.url_for(**request.params, page: @page.next_param, only_path: true) unless @page.last?
+  end
+
+  def batch_actions
+    []
+  end
+
+  def scopes
+    [
+      { label: t('.scopes.all_stock_items'), name: 'all', default: true },
+      { label: t('.scopes.back_orderable'), name: 'back_orderable' },
+      { label: t('.scopes.out_of_stock'), name: 'out_of_stock' },
+      { label: t('.scopes.low_stock'), name: 'low_stock' },
+      { label: t('.scopes.in_stock'), name: 'in_stock' },
+    ]
+  end
+
+  def filters
+    [
+      {
+        presentation: t('.filters.stock_locations'),
+        combinator: 'or',
+        attribute: "stock_location_id",
+        predicate: "eq",
+        options: Spree::StockLocation.all.map do |stock_location|
+          [
+            stock_location.name.titleize,
+            stock_location.id
+          ]
+        end
+      },
+      {
+        presentation: t('.filters.variants'),
+        combinator: 'or',
+        attribute: "variant_id",
+        predicate: "eq",
+        options: Spree::Variant.all.map do |variant|
+          [
+            variant.descriptive_name,
+            variant.id
+          ]
+        end
+      },
+    ]
+  end
+
+  def columns
+    [
+      image_column,
+      name_column,
+      sku_column,
+      variant_column,
+      stock_location_column,
+      back_orderable_column,
+      count_on_hand_column,
+    ]
+  end
+
+  def image_column
+    {
+      col: { class: "w-[72px]" },
+      header: tag.span('aria-label': t('.image'), role: 'text'),
+      data: ->(stock_item) do
+        image = stock_item.variant.gallery.images.first or return
+
+        render(
+          component('ui/thumbnail').new(
+            src: image.url(:small),
+            alt: stock_item.variant.name
+          )
+        )
+      end
+    }
+  end
+
+  def name_column
+    {
+      header: :name,
+      data: ->(stock_item) do
+        content_tag :div, stock_item.variant.name
+      end
+    }
+  end
+
+  def sku_column
+    {
+      header: :sku,
+      data: ->(stock_item) do
+        content_tag :div, stock_item.variant.sku
+      end
+    }
+  end
+
+  def variant_column
+    {
+      header: :variant,
+      data: ->(stock_item) do
+        content_tag(:div, class: "space-y-0.5") do
+          safe_join(
+            stock_item.variant.option_values.sort_by(&:option_type_name).map do |option_value|
+              render(component('ui/badge').new(name: "#{option_value.option_type_presentation}: #{option_value.presentation}"))
+            end
+          )
+        end
+      end
+    }
+  end
+
+  def stock_location_column
+    {
+      header: :stock_location,
+      data: ->(stock_item) do
+        link_to stock_item.stock_location.name, spree.admin_stock_location_stock_movements_path(stock_item.stock_location.id, q: { variant_sku_eq: stock_item.variant.sku })
+      end
+    }
+  end
+
+  def back_orderable_column
+    {
+      header: :back_orderable,
+      data: ->(stock_item) do
+        if stock_item.backorderable?
+          component('ui/badge').new(name: t('.yes'), color: :green)
+        else
+          component('ui/badge').new(name: t('.no'), color: :graphite_light)
+        end
+      end
+    }
+  end
+
+  def count_on_hand_column
+    {
+      header: :count_on_hand,
+      data: ->(stock_item) do
+        content_tag :div, stock_item.count_on_hand
+      end
+    }
+  end
+end

admin/app/components/solidus_admin/stock_items/index/component.yml

@@ -0,0 +1,12 @@
+en:
+  "yes": "Yes"
+  "no": "No"
+  filters:
+    stock_locations: Stock Locations
+    variants: Variants
+  scopes:
+    all_stock_items: All
+    back_orderable: Back Orderable
+    out_of_stock: Out Of Stock
+    low_stock: Low Stock
+    in_stock: In Stock

admin/app/controllers/solidus_admin/stock_items_controller.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+module SolidusAdmin
+  class StockItemsController < SolidusAdmin::BaseController
+    include SolidusAdmin::ControllerHelpers::Search
+
+    search_scope(:all, default: true) { _1 }
+    search_scope(:back_orderable) { _1.where(backorderable: true) }
+    search_scope(:out_of_stock) { _1.where('count_on_hand <= 0') }
+    search_scope(:low_stock) { _1.where('count_on_hand > 0 AND count_on_hand < ?', SolidusAdmin::Config[:low_stock_value]) }
+    search_scope(:in_stock) { _1.where('count_on_hand > 0') }
+
+    def index
+      stock_items = apply_search_to(
+        Spree::StockItem.order(created_at: :desc, id: :desc),
+        param: :q,
+      )
+
+      set_page_and_extract_portion_from(stock_items)
+
+      respond_to do |format|
+        format.html { render component('stock_items/index').new(page: @page) }
+      end
+    end
+  end
+end

admin/config/locales/stock_items.en.yml

@@ -0,0 +1,4 @@
+en:
+  solidus_admin:
+    stock_items:
+      title: "Stock Items"

admin/config/routes.rb

@@ -40,4 +40,5 @@
   admin_resources :tax_categories, only: [:index, :destroy]
   admin_resources :tax_rates, only: [:index, :destroy]
   admin_resources :payment_methods, only: [:index, :destroy], sortable: true
+  admin_resources :stock_items, only: [:index]
 end

admin/lib/solidus_admin/configuration.rb

@@ -93,6 +93,12 @@ class Configuration < Spree::Preferences::Configuration
     #                    meaning it will search by product name or product variants sku.
     preference :product_search_key, :string, default: :name_or_variants_including_master_sku_cont
 
+    # @!attribute [rw] low_stock_value
+    #   @return [Integer] The low stock value determines the threshold at which products are considered low in stock.
+    #                     Products with a count_on_hand less than or equal to this value will be considered low in stock.
+    #                     Default: 10
+    preference :low_stock_value, :integer, default: 10
+
     preference :storefront_product_path_proc, :proc, default: ->(_version) {
       ->(product) { "/products/#{product.slug}" }
     }

admin/spec/features/stock_items_spec.rb

@@ -0,0 +1,56 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe "Stock Items", :js, type: :feature do
+  before { sign_in create(:admin_user, email: '[email protected]') }
+
+  it "lists stock items and allows navigating through scopes" do
+    non_backorderable = create(:stock_item, backorderable: false)
+    backorderable = create(:stock_item, backorderable: true)
+    out_of_stock = begin
+      item = create(:stock_item, backorderable: false)
+      item.reduce_count_on_hand_to_zero
+      item
+    end
+    low_stock = begin
+      item = create(:stock_item, backorderable: false)
+      item.set_count_on_hand(5)
+      item
+    end
+
+    visit "/admin/stock_items"
+
+    # `All` default scope
+    expect(page).to have_content(non_backorderable.variant.sku)
+    expect(page).to have_content(backorderable.variant.sku)
+    expect(page).to have_content(out_of_stock.variant.sku)
+    expect(page).to have_content(low_stock.variant.sku)
+
+    click_on 'Back Orderable'
+    expect(page).to_not have_content(non_backorderable.variant.sku)
+    expect(page).to have_content(backorderable.variant.sku)
+    expect(page).to_not have_content(out_of_stock.variant.sku)
+    expect(page).to_not have_content(low_stock.variant.sku)
+
+    click_on 'Out Of Stock'
+    expect(page).to_not have_content(non_backorderable.variant.sku)
+    expect(page).to_not have_content(backorderable.variant.sku)
+    expect(page).to have_content(out_of_stock.variant.sku)
+    expect(page).to_not have_content(low_stock.variant.sku)
+
+    click_on 'Low Stock'
+    expect(page).to_not have_content(non_backorderable.variant.sku)
+    expect(page).to_not have_content(backorderable.variant.sku)
+    expect(page).to_not have_content(out_of_stock.variant.sku)
+    expect(page).to have_content(low_stock.variant.sku)
+
+    click_on 'In Stock'
+    expect(page).to have_content(non_backorderable.variant.sku)
+    expect(page).to have_content(backorderable.variant.sku)
+    expect(page).to_not have_content(out_of_stock.variant.sku)
+    expect(page).to have_content(low_stock.variant.sku)
+
+    expect(page).to be_axe_clean
+  end
+end