text: // Copyright (c) 2018, Ryo Currency Project
  // Portions copyright (c) 2014-2018, The Monero Project
  //
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  // 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 <boost/thread/condition_variable.hpp>
  #include <boost/thread/mutex.hpp>
  #include <boost/thread/thread.hpp>
  #include <string>
  
  namespace Ryo
  {
  class TransactionHistoryImpl;
  class PendingTransactionImpl;
  class UnsignedTransactionImpl;
  class AddressBookImpl;
  class SubaddressImpl;
  class SubaddressAccountImpl;
  struct Wallet2CallbackImpl;
  
  class WalletImpl : public Wallet
  {
    public:
  	WalletImpl(NetworkType nettype = MAINNET);
  	~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 &password,
  				 const std::string &seed);
  	bool recoverFromKeysWithPassword(const std::string &path,
  									 const std::string &password,
  									 const std::string &language,
  									 const std::string &address_string,
  									 const std::string &viewkey_string,
  									 const std::string &spendkey_string = "");
  	// following two methods are deprecated since they create passwordless wallets
  	// use the two equivalent methods above
  	bool recover(const std::string &path, const std::string &seed);
  	// deprecated: use recoverFromKeysWithPassword() instead
  	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();
  	NetworkType nettype() const { return static_cast<NetworkType>(m_wallet->nettype()); }
  	void hardForkInfo(uint8_t &version, uint64_t &earliest_height) 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 getReserveProof(bool all, uint32_t account_index, uint64_t amount, const std::string &message) const;
  	virtual bool checkReserveProof(const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &total, uint64_t &spent) 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);
  	virtual bool blackballOutputs(const std::vector<std::string> &pubkeys, bool add);
  	virtual bool unblackballOutput(const std::string &pubkey);
  	virtual bool getRing(const std::string &key_image, std::vector<uint64_t> &ring) const;
  	virtual bool getRings(const std::string &txid, std::vector<std::pair<std::string, std::vector<uint64_t>>> &rings) const;
  	virtual bool setRing(const std::string &key_image, const std::vector<uint64_t> &ring, bool relative);
  	virtual void segregatePreForkOutputs(bool segregate);
  	virtual void segregationHeight(uint64_t height);
  	virtual void keyReuseMitigation2(bool mitigation);
  
    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
  
  #endif
  