# Copyright (c) 2020 Contrast Security, Inc. See https://www.contrastsecurity.com/enduser-terms-0317a for more details.
# frozen_string_literal: true

cs__scoped_require 'contrast/components/interface'

module Contrast
  module Agent
    module Protect
      module Policy
        # This Module is the base of our Protect Applicators. It lays out the
        # form of the Applicator, which will override specific implementations
        # in order to properly invoke its Rule.
        module RuleApplicator
          include Contrast::Components::Interface

          access_component :analysis, :logging

          def apply_rule method, exception, properties, object, args
            invoke(method, exception, properties, object, args)
          rescue Contrast::SecurityException => e
            raise e
          rescue StandardError => e
            logger.error('Error applying protect rule', e, module: object.cs__class.cs__name, method: method, rule: name)
          end

          protected

          def invoke _method, _exception, _properties, _object, _args
            raise NoMethodError, 'This is abstract, override it.'
          end

          def name
            raise NoMethodError, 'This is abstract, override it.'
          end

          def rule
            PROTECT.rule name
          end

          def skip_analysis?
            context = Contrast::Agent::REQUEST_TRACKER.current
            return true unless context&.app_loaded?
            return true unless rule&.enabled?

            false
          end
        end
      end
    end
  end
end