#pragma once

#include <boost/property_tree/ptree.hpp>
#include <boost/property_tree/json_parser.hpp>

using namespace std;

/**
 * Public interface for libmonero-cpp library.
 */
namespace monero {

  /**
   * Base struct which can be serialized.
   *
   * TODO: move this to MoneroUtils?
   */
  struct SerializableStruct {

    /**
     * Serializes the struct to a json string.
     *
     * @return the struct serialized to a json string
     */
    string serialize() const;

    /**
     * Convert the struct to a property tree.
     *
     * @return the converted property tree
     */
    virtual boost::property_tree::ptree toPropertyTree() const = 0;
  };

  /**
   * Enumerates Monero network types.
   */
  enum MoneroNetworkType : uint8_t {
      MAINNET = 0,
      TESTNET,
      STAGENET
  };

  /**
   * Models a connection to a daemon.
   *
   * TODO: switch to boost::optional<string>
   */
  struct MoneroRpcConnection {
    string uri;
    string username;
    string password;
    //MoneroRpcConnection() : uri(""), username(""), password("")) {}
    MoneroRpcConnection(const string& uri = "", const string& username = "", const string& password = "") : uri(uri), username(username), password(password) {}
  };

  // forward declarations
  struct MoneroTx;
  struct MoneroOutput;

  /**
   * Models a Monero block header which contains information about the block.
   */
  struct MoneroBlockHeader : public SerializableStruct {
    boost::optional<string> id;
    boost::optional<uint64_t> height;
    boost::optional<uint64_t> timestamp;
    boost::optional<uint64_t> size;
    boost::optional<uint64_t> weight;
    boost::optional<uint64_t> longTermWeight;
    boost::optional<uint64_t> depth;
    boost::optional<uint64_t> difficulty;
    boost::optional<uint64_t> cumulativeDifficulty;
    boost::optional<uint32_t> majorVersion;
    boost::optional<uint32_t> minorVersion;
    boost::optional<uint64_t> nonce;
    boost::optional<string> coinbaseTxId;
    boost::optional<uint32_t> numTxs;
    boost::optional<bool> orphanStatus;
    boost::optional<string> prevId;
    boost::optional<uint64_t> reward;
    boost::optional<string> powHash;

    boost::property_tree::ptree toPropertyTree() const;
    void merge(const shared_ptr<MoneroBlockHeader>& header);
  };

  /**
   * Models a Monero block in the blockchain.
   */
  struct MoneroBlock : public MoneroBlockHeader {
    boost::optional<string> hex;
    boost::optional<shared_ptr<MoneroTx>> coinbaseTx;
    vector<shared_ptr<MoneroTx>> txs;
    vector<string> txIds;

    boost::property_tree::ptree toPropertyTree() const;
    void merge(const shared_ptr<MoneroBlockHeader>& block);
  };

  /**
   * Models a Monero transaction on the blockchain.
   */
  struct MoneroTx : public SerializableStruct {
    static const string DEFAULT_PAYMENT_ID;  // default payment id "0000000000000000"
    boost::optional<shared_ptr<MoneroBlock>> block;
    boost::optional<string> id;
    boost::optional<string> version;
    boost::optional<bool> isCoinbase;
    boost::optional<string> paymentId;
    boost::optional<uint64_t> fee;
    boost::optional<uint32_t> mixin;
    boost::optional<bool> doNotRelay;
    boost::optional<bool> isRelayed;
    boost::optional<bool> isConfirmed;
    boost::optional<bool> inTxPool;
    boost::optional<uint64_t> numConfirmations;
    boost::optional<uint64_t> unlockTime;
    boost::optional<uint64_t> lastRelayedTimestamp;
    boost::optional<uint64_t> receivedTimestamp;
    boost::optional<bool> isDoubleSpend;
    boost::optional<string> key;
    boost::optional<string> fullHex;
    boost::optional<string> prunedHex;
    boost::optional<string> prunableHex;
    boost::optional<string> prunableHash;
    boost::optional<uint32_t> size;
    boost::optional<uint32_t> weight;
    vector<shared_ptr<MoneroOutput>> vins;
    vector<shared_ptr<MoneroOutput>> vouts;
    vector<uint32_t> outputIndices;
    boost::optional<string> metadata;
    boost::optional<string> commonTxSets;
    vector<uint32_t> extra;
    boost::optional<string> rctSignatures;   // TODO: implement
    boost::optional<string> rctSigPrunable;  // TODO: implement
    boost::optional<bool> isKeptByBlock;
    boost::optional<bool> isFailed;
    boost::optional<uint32_t> lastFailedHeight;
    boost::optional<string> lastFailedId;
    boost::optional<uint32_t> maxUsedBlockHeight;
    boost::optional<string> maxUsedBlockId;
    vector<string> signatures;

    boost::property_tree::ptree toPropertyTree() const;
    boost::optional<uint64_t> getHeight() const {
      if (block == boost::none) return boost::none;
      return *((*block)->height);
    }
    void merge(const shared_ptr<MoneroTx>& self, const shared_ptr<MoneroTx>& other);
  };

  /**
   * Models a Monero key image.
   */
  struct MoneroKeyImage {
    boost::optional<string> hex;
    boost::optional<string> signature;

    void merge(const shared_ptr<MoneroKeyImage>& self, const shared_ptr<MoneroKeyImage>& other);
  };

  /**
   * Models a Monero transaction output.
   */
  struct MoneroOutput {
    shared_ptr<MoneroTx> tx;
    boost::optional<shared_ptr<MoneroKeyImage>> keyImage;
    boost::optional<uint64_t> amount;
    boost::optional<uint32_t> index;
    vector<uint32_t> ringOutputIndices;
    boost::optional<string> stealthPublicKey;

    void merge(const shared_ptr<MoneroOutput>& self, const shared_ptr<MoneroOutput>& other);
  };
}

//// --------------------------- MODEL SERIALIZATION ----------------------------
//
//BOOST_CLASS_VERSION(monero::MoneroTx, 0)
//BOOST_CLASS_VERSION(monero::MoneroOutput, 0)
//BOOST_CLASS_VERSION(monero::MoneroKeyImage, 0)
//
//namespace boost {
//  namespace serialization {
//    template <class Archive>
//    inline void serialize(Archive &a, monero::MoneroTx& x, const boost::serialization::version_type ver)
//    {
////        a & x.m_L;
////        a & x.m_R;
//    }
//
//    template <class Archive>
//    inline void serialize(Archive &a, monero::MoneroOutput& x, const boost::serialization::version_type ver)
//    {
////        a & x.m_signer;
////        a & x.m_LR;
////        a & x.m_partial_key_images;
//    }
//
//    template <class Archive>
//    inline void serialize(Archive &a, monero::MoneroKeyImage& x, const boost::serialization::version_type ver)
//    {
////        a & x.m_signer;
////        a & x.m_LR;
////        a & x.m_partial_key_images;
//    }
//  } // namepsace serialization
//} // namespace boost