/* -*- 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.
 */

#include "core/cluster.hxx"
#include "core/error_context/key_value.hxx"
#include "core/operations/document_get.hxx"

#include <couchbase/get_options.hxx>

namespace couchbase::core::impl
{
void
initiate_get_operation(std::shared_ptr<couchbase::core::cluster> core,
                       std::string bucket_name,
                       std::string scope_name,
                       std::string collection_name,
                       std::string document_key,
                       get_options::built options,
                       get_handler&& handler)
{
    if (!options.with_expiry && options.projections.empty()) {
        return core->execute(
          operations::get_request{
            document_id{ std::move(bucket_name), std::move(scope_name), std::move(collection_name), std::move(document_key) },
            {},
            {},
            options.timeout,
            { options.retry_strategy },
          },
          [handler = std::move(handler)](operations::get_response&& resp) mutable {
              return handler(std::move(resp.ctx), get_result{ resp.cas, { std::move(resp.value), resp.flags }, {} });
          });
    }
    return core->execute(
      operations::get_projected_request{
        document_id{ std::move(bucket_name), std::move(scope_name), std::move(collection_name), std::move(document_key) },
        {},
        {},
        options.projections,
        options.with_expiry,
        {},
        false,
        options.timeout,
        { options.retry_strategy },
      },
      [handler = std::move(handler)](operations::get_projected_response&& resp) mutable {
          std::optional<std::chrono::system_clock::time_point> expiry_time{};
          if (resp.expiry && resp.expiry.value() > 0) {
              expiry_time.emplace(std::chrono::seconds{ resp.expiry.value() });
          }
          return handler(std::move(resp.ctx), get_result{ resp.cas, { std::move(resp.value), resp.flags }, expiry_time });
      });
}
} // namespace couchbase::core::impl