text: // Copyright (c) 2014-2018, The Monero And Italo Project
  //
  // All rights reserved.
  //
  // Redistribution and use in source and binary forms, with or without modification, are
  // permitted provided that the following conditions are met:
  //
  // 1. Redistributions of source code must retain the above copyright notice, this list of
  //    conditions and the following disclaimer.
  //
  // 2. Redistributions in binary form must reproduce the above copyright notice, this list
  //    of conditions and the following disclaimer in the documentation and/or other
  //    materials provided with the distribution.
  //
  // 3. Neither the name of the copyright holder nor the names of its contributors may be
  //    used to endorse or promote products derived from this software without specific
  //    prior written permission.
  //
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
  // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  //
  // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
  
  #include "wallet/api/wallet2_api.h"
  #include "wallet/wallet2.h"
  
  #include <string>
  #include <vector>
  
  
  namespace Italo {
  
  class WalletImpl;
  class UnsignedTransactionImpl : public UnsignedTransaction
  {
  public:
      UnsignedTransactionImpl(WalletImpl &wallet);
      ~UnsignedTransactionImpl();
      int status() const override;
      std::string errorString() const override;
      std::vector<uint64_t> amount() const override;
      std::vector<uint64_t> fee() const override;
      std::vector<uint64_t> mixin() const override;
      std::vector<std::string> paymentId() const override;
      std::vector<std::string> recipientAddress() const override;
      uint64_t txCount() const override;
      // sign txs and save to file
      bool sign(const std::string &signedFileName) override;
      std::string confirmationMessage() const override {return m_confirmationMessage;}
      uint64_t minMixinCount() const override;
  
  private:
      // Callback function to check all loaded tx's and generate confirmationMessage
      bool checkLoadedTx(const std::function<size_t()> get_num_txes, const std::function<const tools::wallet2::tx_construction_data&(size_t)> &get_tx, const std::string &extra_message);
      
      friend class WalletImpl;
      WalletImpl &m_wallet;
  
      int  m_status;
      std::string m_errorString;
      tools::wallet2::unsigned_tx_set m_unsigned_tx_set;
      std::string m_confirmationMessage;
  };
  
  
  }
  
  namespace Bititalo = Italo;
  