require 'fitting/response'
require 'fitting/configuration'

module Fitting
  module Matchers
    class Response
      def matches?(response)
        if Fitting.configuration.is_a?(Array)
          Fitting.configuration.all? do |config|
            one_match(response, config)
          end
        else
          one_match(response, Fitting.configuration)
        end
      end

      def ===(other)
        matches?(other)
      end

      def failure_message
        unless @response.documented?
          return "response not documented\n"\
                 "got: #{@response.real_request_with_status}"
        end

        return nil if @response.fully_validates.valid?

        "response does not conform to json-schema\n"\
          "schemas: \n#{@response.expected}\n\n"\
          "got: #{@response.got}\n\n"\
          "errors: \n#{@response.fully_validates}\n"
      end

      private

      def one_match(response, config)
        response = Fitting::Response.new(response, config.tomogram)
        if response.within_prefix?(config.prefix)
          @response = response
          return true if @response.ignored?(config.ignore_list)

          @response.fully_validates.valid?
        else
          true
        end
      end
    end

    class StrictResponse
      def matches?(response)
        if Fitting.configuration.is_a?(Array)
          one_match(response, Fitting.configuration[0])
        else
          one_match(response, Fitting.configuration)
        end
      end

      def ===(other)
        matches?(other)
      end

      def failure_message
        unless @response.documented?
          return "response not documented\n"\
                 "got: #{@response.real_request_with_status}"
        end

        return nil if @response.strict_fully_validates.valid?

        "response does not conform to json-schema\n"\
          "schemas: \n#{@response.expected}\n\n"\
          "got: #{@response.got}\n\n"\
          "errors: \n#{@response.strict_fully_validates}\n"
      end

      private

      def one_match(response, config)
        @response = Fitting::Response.new(
          response,
          config.tomogram
        )
        @response.strict_fully_validates.valid?
      end
    end

    def match_schema
      Response.new
    end

    def strictly_match_schema
      StrictResponse.new
    end
  end
end