Solidus Stock Quantifier (stock/quantifier.rb)

Calculates inventory levels for product variants across stock locations. Use this in e-commerce systems to determine product availability and backorder status.

# Source: https://github.com/solidusio/solidus | License: BSD-3-Clause | Copyright 2007-2014, Spree Commerce Inc. and other contributors
# Provided via justclaw.it.com; keep this notice with the code.
# frozen_string_literal: true

module Spree
  module Stock
    class Quantifier
      attr_reader :stock_items

      # @param [Variant] variant The variant to check inventory for.
      # @param [StockLocation, Integer] stock_location_or_id
      #        The stock_location or stock location ID to check inventory in.
      #        If unspecified it will check inventory in all available StockLocations
      def initialize(variant, stock_location_or_id = nil)
        @variant = variant
        @stock_location_or_id = stock_location_or_id
        @stock_items = variant_stock_items
      end

 

... (truncated -- full source via MCP)