get_options.hxx

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/* -*- Mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
 *   Copyright 2020-Present Couchbase, Inc.
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */
 
#pragma once
 
#include <couchbase/common_options.hxx>
#include <couchbase/error.hxx>
#include <couchbase/get_result.hxx>
 
#include <chrono>
#include <functional>
#include <memory>
#include <optional>
 
namespace couchbase
{
struct get_options : public common_options<get_options> {
  struct built : public common_options<get_options>::built {
    const bool with_expiry;
    const std::vector<std::string> projections;
  };

  [[nodiscard]] auto build() const -> built
  {
    return { build_common_options(), with_expiry_, projections_ };
  }

  auto with_expiry(bool return_expiry) -> get_options&
  {
    with_expiry_ = return_expiry;
    return self();
  }

  auto project(std::vector<std::string> field_paths) -> get_options&
  {
    projections_ = std::move(field_paths);
    return self();
  }
 
private:
  bool with_expiry_{ false };
  std::vector<std::string> projections_{};
};

using get_handler = std::function<void(error, get_result)>;
} // namespace couchbase