// Copyright (c) 2011-2015 The Cryptonote developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.


#pragma once

#include <QObject>
#include <QThread>

#include <INode.h>
#include <IWallet.h>

#include "CryptoNote.h"

namespace cryptonote {

class Currency;

}

namespace WalletGui {

class InProcessNodeInitializer;

class NodeAdapter : public QObject, public INodeCallback {
  Q_OBJECT
  Q_DISABLE_COPY(NodeAdapter)

public:
  static NodeAdapter& instance();

  quintptr getPeerCount() const;
  std::string convertPaymentId(const QString& _payment_id_string) const;
  QString extractPaymentId(const std::string& _extra) const;
  CryptoNote::IWallet* createWallet() const;

  bool init();
  void deinit();
  quint64 getLastKnownBlockHeight() const;
  quint64 getLastLocalBlockHeight() const;
  QDateTime getLastLocalBlockTimestamp() const;
  void peerCountUpdated(Node& _node, size_t _count) Q_DECL_OVERRIDE;
  void localBlockchainUpdated(Node& _node, uint64_t _height) Q_DECL_OVERRIDE;
  void lastKnownBlockHeightUpdated(Node& _node, uint64_t _height) Q_DECL_OVERRIDE;

private:
  Node* m_node;
  QThread m_nodeInitializerThread;
  InProcessNodeInitializer* m_nodeInitializer;

  NodeAdapter();
  ~NodeAdapter();

  bool initInProcessNode();
  cryptonote::CoreConfig makeCoreConfig() const;

Q_SIGNALS:
  void localBlockchainUpdatedSignal(quint64 _height);
  void lastKnownBlockHeightUpdatedSignal(quint64 _height);
  void nodeInitCompletedSignal();
  void peerCountUpdatedSignal(quintptr _count);
  void initNodeSignal(Node** _node, const cryptonote::Currency* currency, INodeCallback* _callback, const cryptonote::CoreConfig& _core_config);
  void deinitNodeSignal(Node** _node);
};

}