text: // Copyright (c) 2018-Present TOCC
  // Copyright (c) 2017-2018, Haven Protocol
  //
  // Copyright (c) 2014-2017, The Monero 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
  
  #ifndef WALLET_IMPL_H
  #define WALLET_IMPL_H
  
  #include "wallet/api/wallet2_api.h"
  #include "wallet/wallet2.h"
  
  #include <string>
  #include <boost/thread/mutex.hpp>
  #include <boost/thread/thread.hpp>
  #include <boost/thread/condition_variable.hpp>
  
  
  namespace TOCC {
  class TransactionHistoryImpl;
  class PendingTransactionImpl;
  class UnsignedTransactionImpl;
  class AddressBookImpl;
  class SubaddressImpl;
  class SubaddressAccountImpl;
  struct Wallet2CallbackImpl;
  
  class WalletImpl : public Wallet
  {
  public:
      WalletImpl(bool testnet = false);
      ~WalletImpl();
      bool create(const std::string &path, const std::string &password,
                  const std::string &language);
      bool createWatchOnly(const std::string &path, const std::string &password,
                              const std::string &language) const;
      bool open(const std::string &path, const std::string &password);
      bool recover(const std::string &path, const std::string &seed);
      bool recover(const std::string &path, const std::string &password, const std::string &seed);
      bool recoverFromKeys(const std::string &path,
                              const std::string &language,
                              const std::string &address_string,
                              const std::string &viewkey_string,
                              const std::string &spendkey_string = "");
      bool close(bool store = true);
      std::string seed() const;
      std::string getSeedLanguage() const;
      void setSeedLanguage(const std::string &arg);
      // void setListener(Listener *) {}
      int status() const;
      std::string errorString() const;
      bool setPassword(const std::string &password);
      std::string address(uint32_t accountIndex = 0, uint32_t addressIndex = 0) const;
      std::string integratedAddress(const std::string &payment_id) const;
      std::string secretViewKey() const;
      std::string publicViewKey() const;
      std::string secretSpendKey() const;
      std::string publicSpendKey() const;
      std::string path() const;
      bool store(const std::string &path);
      std::string filename() const;
      std::string keysFilename() const;
      bool init(const std::string &daemon_address, uint64_t upper_transaction_size_limit = 0, const std::string &daemon_username = "", const std::string &daemon_password = "", bool use_ssl = false, bool lightWallet = false);
      bool connectToDaemon();
      ConnectionStatus connected() const;
      void setTrustedDaemon(bool arg);
      bool trustedDaemon() const;
      uint64_t balance(uint32_t accountIndex = 0) const;
      uint64_t unlockedBalance(uint32_t accountIndex = 0) const;
      uint64_t blockChainHeight() const;
      uint64_t approximateBlockChainHeight() const;
      uint64_t daemonBlockChainHeight() const;
      uint64_t daemonBlockChainTargetHeight() const;
      bool synchronized() const;
      bool refresh();
      void refreshAsync();
      void setAutoRefreshInterval(int millis);
      int autoRefreshInterval() const;
      void setRefreshFromBlockHeight(uint64_t refresh_from_block_height);
      uint64_t getRefreshFromBlockHeight() const { return m_wallet->get_refresh_from_block_height(); };
      void setRecoveringFromSeed(bool recoveringFromSeed);
      bool watchOnly() const;
      bool rescanSpent();
      bool testnet() const {return m_wallet->testnet();}
      void hardForkInfo(uint8_t &version, uint64_t &earliest_height) const;
      bool useForkRules(uint8_t version, int64_t early_blocks) const;
  
      void addSubaddressAccount(const std::string& label);
      size_t numSubaddressAccounts() const;
      size_t numSubaddresses(uint32_t accountIndex) const;
      void addSubaddress(uint32_t accountIndex, const std::string& label);
      std::string getSubaddressLabel(uint32_t accountIndex, uint32_t addressIndex) const;
      void setSubaddressLabel(uint32_t accountIndex, uint32_t addressIndex, const std::string &label);
  
      PendingTransaction * createTransaction(const std::string &dst_addr, const std::string &payment_id,
                                          optional<uint64_t> amount, uint32_t mixin_count,
                                          PendingTransaction::Priority priority = PendingTransaction::Priority_Low,
                                          uint32_t subaddr_account = 0,
                                          std::set<uint32_t> subaddr_indices = {});
      bool submitTransaction(const std::string &fileName);
      virtual UnsignedTransaction * loadUnsignedTx(const std::string &unsigned_filename);
      bool exportKeyImages(const std::string &filename);
      bool importKeyImages(const std::string &filename);
  
      virtual void disposeTransaction(PendingTransaction * t);
      virtual TransactionHistory * history();
      virtual AddressBook * addressBook();
      virtual Subaddress * subaddress();
      virtual SubaddressAccount * subaddressAccount();
      virtual void setListener(WalletListener * l);
      virtual uint32_t defaultMixin() const;
      virtual void setDefaultMixin(uint32_t arg);
      virtual bool setUserNote(const std::string &txid, const std::string &note);
      virtual std::string getUserNote(const std::string &txid) const;
      virtual std::string getTxKey(const std::string &txid) const;
      virtual bool checkTxKey(const std::string &txid, std::string tx_key, const std::string &address, uint64_t &received, bool &in_pool, uint64_t &confirmations);
      virtual std::string getTxProof(const std::string &txid, const std::string &address, const std::string &message) const;
      virtual bool checkTxProof(const std::string &txid, const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &received, bool &in_pool, uint64_t &confirmations);
      virtual std::string getSpendProof(const std::string &txid, const std::string &message) const;
      virtual bool checkSpendProof(const std::string &txid, const std::string &message, const std::string &signature, bool &good) const;
      virtual std::string signMessage(const std::string &message);
      virtual bool verifySignedMessage(const std::string &message, const std::string &address, const std::string &signature) const;
      virtual void startRefresh();
      virtual void pauseRefresh();
      virtual bool parse_uri(const std::string &uri, std::string &address, std::string &payment_id, uint64_t &amount, std::string &tx_description, std::string &recipient_name, std::vector<std::string> &unknown_parameters, std::string &error);
      virtual std::string getDefaultDataDir() const;
      virtual bool lightWalletLogin(bool &isNewWallet) const;
      virtual bool lightWalletImportWalletRequest(std::string &payment_id, uint64_t &fee, bool &new_request, bool &request_fulfilled, std::string &payment_address, std::string &status);
  
  private:
      void clearStatus() const;
      void refreshThreadFunc();
      void doRefresh();
      bool daemonSynced() const;
      void stopRefresh();
      bool isNewWallet() const;
      bool doInit(const std::string &daemon_address, uint64_t upper_transaction_size_limit = 0, bool ssl = false);
  
  private:
      friend class PendingTransactionImpl;
      friend class UnsignedTransactionImpl;
      friend class TransactionHistoryImpl;
      friend struct Wallet2CallbackImpl;
      friend class AddressBookImpl;
      friend class SubaddressImpl;
      friend class SubaddressAccountImpl;
  
      tools::wallet2 * m_wallet;
      mutable std::atomic<int>  m_status;
      mutable std::string m_errorString;
      std::string m_password;
      TransactionHistoryImpl * m_history;
      bool        m_trustedDaemon;
      Wallet2CallbackImpl * m_wallet2Callback;
      AddressBookImpl *  m_addressBook;
      SubaddressImpl *  m_subaddress;
      SubaddressAccountImpl *  m_subaddressAccount;
  
      // multi-threaded refresh stuff
      std::atomic<bool> m_refreshEnabled;
      std::atomic<bool> m_refreshThreadDone;
      std::atomic<int>  m_refreshIntervalMillis;
      // synchronizing  refresh loop;
      boost::mutex        m_refreshMutex;
  
      // synchronizing  sync and async refresh
      boost::mutex        m_refreshMutex2;
      boost::condition_variable m_refreshCV;
      boost::thread       m_refreshThread;
      // flag indicating wallet is recovering from seed
      // so it shouldn't be considered as new and pull blocks (slow-refresh)
      // instead of pulling hashes (fast-refresh)
      std::atomic<bool>   m_recoveringFromSeed;
      std::atomic<bool>   m_synchronized;
      std::atomic<bool>   m_rebuildWalletCache;
      // cache connection status to avoid unnecessary RPC calls
      mutable std::atomic<bool>   m_is_connected;
      boost::optional<epee::net_utils::http::login> m_daemon_login{};
  };
  
  
  } // namespace
  
  namespace BitTOCC = TOCC;
  
  #endif
  
  