write_concern.hpp

// Copyright 2014 MongoDB 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 <chrono>
#include <cstdint>
#include <stdexcept>
#include <memory>

#include <bsoncxx/stdx/optional.hpp>
#include <bsoncxx/stdx/string_view.hpp>
#include <mongocxx/stdx.hpp>

#include <mongocxx/config/prelude.hpp>

namespace mongocxx {
MONGOCXX_INLINE_NAMESPACE_BEGIN

class bulk_write;
class client;
class collection;
class database;
class uri;

class MONGOCXX_API write_concern {
   public:
    enum class level {
        k_default,
        k_majority,
        k_tag,
        k_unacknowledged,
        k_unknown,
    };

    write_concern();

    write_concern(const write_concern&);

    write_concern& operator=(const write_concern&);

    write_concern(write_concern&&) noexcept;

    write_concern& operator=(write_concern&&) noexcept;

    ~write_concern();

    void journal(bool journal);

    void nodes(std::int32_t confirm_from);

    void acknowledge_level(level confirm_level);

    //
    void majority(std::chrono::milliseconds timeout);

    void tag(stdx::string_view tag);

    void timeout(std::chrono::milliseconds timeout);

    bool journal() const;

    stdx::optional<std::int32_t> nodes() const;

    stdx::optional<level> acknowledge_level() const;

    stdx::optional<std::string> tag() const;

    bool majority() const;

    std::chrono::milliseconds timeout() const;

   private:
    friend bulk_write;
    friend client;
    friend collection;
    friend database;
    friend uri;

    class MONGOCXX_PRIVATE impl;

    MONGOCXX_PRIVATE write_concern(std::unique_ptr<impl>&& implementation);

    std::unique_ptr<impl> _impl;
};

MONGOCXX_INLINE_NAMESPACE_END
}  // namespace mongocxx

#include <mongocxx/config/postlude.hpp>