Class: SpreeLegacyApiV2::Engine

Inherits:
Rails::Engine
  • Object
show all
Defined in:
lib/spree_legacy_api_v2/engine.rb

Class Method Summary collapse

Class Method Details

.merge_v2_dependencies_into_api! ⇒ Object 



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# File 'lib/spree_legacy_api_v2/engine.rb', line 21

def merge_v2_dependencies_into_api!
  api_deps_class = Spree::Api::ApiDependencies
  v2_defaults = SpreeLegacyApiV2::ApiDependencies::INJECTION_POINTS_WITH_DEFAULTS

  # Collect all new V2 points that don't exist in V3
  new_points = []

  v2_defaults.each do |point, default_value|
    # Skip if already defined (V3 has priority)
    next if api_deps_class::INJECTION_POINTS.include?(point)

    new_points << point

    # Define getter
    api_deps_class.attr_reader(point)

    # Define setter with override tracking
    api_deps_class.define_method("#{point}=") do |value|
      @overrides ||= {}
      @overrides[point] = {
        value: value,
        source: find_caller_source,
        set_at: Time.current
      }
      remove_instance_variable("@#{point}_resolved") if instance_variable_defined?("@#{point}_resolved")
      instance_variable_set("@#{point}", value)
    end

    # Define _class method for resolved class access
    api_deps_class.define_method("#{point}_class") do
      return instance_variable_get("@#{point}_resolved") if instance_variable_defined?("@#{point}_resolved")

      value = send(point)
      resolved = case value
                 when String then value.constantize
                 when Proc then value.call.then { |v| v.is_a?(String) ? v.constantize : v }
                 else value
                 end
      instance_variable_set("@#{point}_resolved", resolved)
      resolved
    end

    # Set the default value on the existing Dependencies instance
    value = default_value.respond_to?(:call) ? default_value.call : default_value
    Spree::Api::Dependencies.instance_variable_set("@#{point}", value)
  end

  # Update INJECTION_POINTS constant with all new points at once
  return unless new_points.any?

  combined_points = (api_deps_class::INJECTION_POINTS.to_a + new_points).freeze
  api_deps_class.send(:remove_const, :INJECTION_POINTS)
  api_deps_class.const_set(:INJECTION_POINTS, combined_points)
end