text: /**
   * Copyright Soramitsu Co., Ltd. 2018 All Rights Reserved.
   * http://soramitsu.co.jp
   *
   * 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 "wsv_restorer_impl.hpp"
  
  #include <vector>
  
  #include "ametsuchi/block_query.hpp"
  #include "ametsuchi/storage.hpp"
  #include "interfaces/iroha_internal/block.hpp"
  
  namespace iroha {
    namespace ametsuchi {
      expected::Result<void, std::string> WsvRestorerImpl::restoreWsv(
          Storage &storage) {
        // get all blocks starting from the genesis
        std::vector<std::shared_ptr<shared_model::interface::Block>> blocks;
        storage.getBlockQuery()->getBlocksFrom(1).as_blocking().subscribe(
            [&blocks](auto block) {
              blocks.push_back(std::move(block));
            });
  
        storage.dropStorage();
  
        if (not storage.insertBlocks(blocks))
          return expected::makeError("cannot insert blocks");
  
        return expected::Value<void>();
      }
    }  // namespace ametsuchi
  }  // namespace iroha
  