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Contents
module Spree
module Stock
class AvailabilityValidator < ActiveModel::Validator
def validate(line_item)
units_by_shipment = line_item.inventory_units.group_by(&:shipment)
if units_by_shipment.blank?
ensure_in_stock(line_item, line_item.quantity)
else
units_by_shipment.each do |shipment, inventory_units|
ensure_in_stock(line_item, inventory_units.size, shipment.stock_location)
end
end
line_item.errors[:quantity].empty?
end
private
def ensure_in_stock(line_item, quantity, stock_location = nil)
quantifier = Stock::Quantifier.new(line_item.variant, stock_location)
unless quantifier.can_supply?(quantity)
variant = line_item.variant
display_name = %Q{#{variant.name}}
display_name += %Q{ (#{variant.options_text})} unless variant.options_text.blank?
line_item.errors[:quantity] << Spree.t(
:selected_quantity_not_available,
item: display_name.inspect
)
end
end
end
end
end
Version data entries
28 entries across 28 versions & 1 rubygems