# Copyright (c) 2022 Contrast Security, Inc. See https://www.contrastsecurity.com/enduser-terms-0317a for more details.
# frozen_string_literal: true

module Contrast
  module Agent
    # This class will hold the all the mutual information for the Telemetry Exception
    class TelemetryExceptionBase
      def to_controlled_hash; end

      protected

      # Validate required and option fields
      #
      # @param validations [Hash] Validation hash to use
      # @return [nil]
      def validate validations
        validations.each do |k, v|
          next if v[:required] == false

          validate_field validations[k], k
        end
        nil
      end

      # This method will validate every single field passed from validate
      #
      # @param validation_pair [Hash] Validation hash to use
      # @param key[String] The key to check in VALIDATIONS
      def validate_field validation_pair, key
        value_to_validate = send(key.to_sym)
        validate_class value_to_validate, validation_pair[:class], key if validation_pair.key?(:class)
        value_length = value_to_validate.cs__is_a?(String) ? value_to_validate.length : value_to_validate.entries.length
        unless validation_pair[:range].include?(value_length)
          raise ArgumentError, "The provided value for #{ key } is invalid"
        end

        nil
      end

      # With the all nested classes, we still need to double check if everything passed along the way
      # is right
      # @param message [Object] The message we want to check the class of
      # @param klass [Class] The klass we want to check the message with
      # @param field [Object] The field with the error
      def validate_class message, klass, field
        message = message[0] if message.cs__is_a?(Array)
        raise ArgumentError, "The provided value for #{ field } is invalid" unless message.cs__is_a? klass
      end
    end
  end
end