module WolfCore
  module FkmOperations
    include WolfCore::HttpOperations
    include WolfCore::ExceptionOperations
    include WolfCore::LoggingUtils

    def get_foreign_key_destination_id(tenant:, source:, source_id:, destination:)
      foreign_keys = get_foreign_keys(tenant: tenant, source: source, source_id: source_id)
      foreign_key = foreign_keys.find { |fk| fk['destination'] == destination }
      foreign_key&.dig('destination_id')
    end

    def get_foreign_keys(tenant:, source:, source_id:)
      response = http_get(
        url: "#{ENV['FKM_URL']}/Prod/lookup?tenant=#{tenant}&source=#{source}&source_id=#{source_id}"
      )
      response = parse_http_response(response)
      log_object response, title: 'get_foreign_keys response is'
      validate_http_response(response: response, message: 'Error getting foreign keys')
      response.body
    end

    def get_foreign_keys_by_destination(tenant:, destination:, destination_id:)
      response = http_get(
        url: "#{ENV['FKM_URL']}/Prod/lookup?tenant=#{tenant}&destination=#{destination}&destination_id=#{destination_id}"
      )
      response = parse_http_response(response)
      log_object response, title: 'get_foreign_keys_by_destination response is'
      validate_http_response(response: response, message: 'Error getting foreign keys by destination id')
      response.body
    end

    def create_foreign_key(tenant:, source:, source_id:, destination:, destination_id:)
      raise_service_error('tenant is required to create a foreign key') if tenant.blank?
      raise_service_error('source is required to create a foreign key') if source.blank?
      raise_service_error('source_id is required to create a foreign key') if source_id.blank?
      raise_service_error('destination is required to create a foreign key') if destination.blank?
      raise_service_error('destination_id is required to create a foreign key') if destination_id.blank?
      response = http_post(
        url: "#{ENV['FKM_URL']}/Prod/create",
        body: {
          tenant: tenant,
          source: source,
          source_id: source_id,
          destination: destination,
          destination_id: destination_id
        }
      )
      response = parse_http_response(response)
      log_object response, title: 'create_foreign_key response is'
      validate_http_response(response: response, message: 'Error creating foreign key')
      parse_http_response(response).body
    end

    def find_or_create_foreign_key(tenant:, source:, source_id:, destination:, destination_id:)
      found_destination_id = get_foreign_key_destination_id(
        tenant: tenant, source: source, source_id: source_id,
        destination: destination
      )
      log_object "find_or_create_foreign_key found_destination_id is #{found_destination_id}"
      return Result.success(data: { operation: :find }) if found_destination_id.present?
      create_foreign_key(
        tenant: tenant, source: source, source_id: source_id,
        destination: destination, destination_id: destination_id
      )
      Result.success(data: { operation: :create })
    end
  end
end