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#ifndef MAIDSAFE_TESTS_KADEMLIA_FAKE_CALLBACKS_H_
#define MAIDSAFE_TESTS_KADEMLIA_FAKE_CALLBACKS_H_

#include <boost/thread/thread.hpp>
#include <list>
#include <vector>
#include <string>
#include "maidsafe/maidsafe-dht_config.h"
#include "maidsafe/protobuf/general_messages.pb.h"
#include "maidsafe/protobuf/kademlia_service_messages.pb.h"

class FakeCallback {
 public:
  FakeCallback() : result_("") {
  }
  virtual ~FakeCallback() {
  }
  virtual void CallbackFunc(const std::string& res) = 0;
  virtual void Reset() = 0;
  std::string result() const {return result_;}
 protected:
  std::string result_;
};

class PingCallback : public FakeCallback {
 public:
  PingCallback() : FakeCallback(), result_msg() {
  }
  void CallbackFunc(const std::string &res) {
    if (!result_msg.ParseFromString(res))
      result_msg.set_result(kad::kRpcResultFailure);
    result_ = result_msg.result();
  }
  void Reset() {
    result_msg.Clear();
    result_ = "";
  }
 private:
  kad::PingResponse result_msg;
};

class StoreValueCallback :public FakeCallback {
 public:
  StoreValueCallback() : FakeCallback(), result_msg() {
  }
  void CallbackFunc(const std::string &res) {
    if (!result_msg.ParseFromString(res)) {
      result_msg.set_result(kad::kRpcResultFailure);
    }
    result_ = result_msg.result();
  };
  void Reset() {
    result_msg.Clear();
    result_ = "";
  };
 private:
  kad::StoreResponse result_msg;
};

class FindCallback : public FakeCallback {
 public:
  FindCallback() : FakeCallback(), result_msg(), values_(), closest_nodes_(),
                   signed_values_() {
  }
  void CallbackFunc(const std::string &res) {
    if (!result_msg.ParseFromString(res)) {
      result_msg.set_result(kad::kRpcResultFailure);
    }
    for (int i = 0; i < result_msg.values_size(); i++)
      values_.push_back(result_msg.values(i));
    for (int i = 0; i < result_msg.closest_nodes_size(); i++)
      closest_nodes_.push_back(result_msg.closest_nodes(i));
    for (int i = 0; i < result_msg.signed_values_size(); i++)
      signed_values_.push_back(result_msg.signed_values(i));
    result_ = result_msg.result();
  };
  void Reset() {
    result_msg.Clear();
    result_ = "";
    values_.clear();
    closest_nodes_.clear();
    signed_values_.clear();
  };
  std::vector<std::string> values() const {return values_;}
  std::vector<std::string> closest_nodes() const {return closest_nodes_;}
  std::vector<kad::SignedValue> signed_values() {return signed_values_;}
 private:
  kad::FindResponse result_msg;
  std::vector<std::string> values_;
  std::vector<std::string> closest_nodes_;
  std::vector<kad::SignedValue> signed_values_;
};

class GetNodeContactDetailsCallback : public FakeCallback {
 public:
  GetNodeContactDetailsCallback() : result_msg(), contact_() {
  }
  void CallbackFunc(const std::string &res) {
    if (!result_msg.ParseFromString(res)) {
      result_msg.set_result(kad::kRpcResultFailure);
    }
    if (result_msg.has_contact())
      contact_ = result_msg.contact();
    result_ = result_msg.result();
  };
  void Reset() {
    result_msg.Clear();
    result_ = "";
    contact_ = "";
  };
  std::string contact() const {return contact_;}
 private:
  kad::FindNodeResult result_msg;
  std::string contact_;
};

class GeneralKadCallback : public FakeCallback {
 public:
  GeneralKadCallback() : FakeCallback(), result_msg() {
  }
  void CallbackFunc(const std::string &res) {
    if (!result_msg.ParseFromString(res)) {
      result_msg.set_result(kad::kRpcResultFailure);
    }
    result_ = result_msg.result();
  };
  void Reset() {
    result_msg.Clear();
    result_ = "";
  };
 private:
  base::GeneralResponse result_msg;
};

class DeleteValueCallback : public FakeCallback {
 public:
  DeleteValueCallback() : FakeCallback(), result_msg() {
  }
  void CallbackFunc(const std::string &res) {
    if (!result_msg.ParseFromString(res)) {
      result_msg.set_result(kad::kRpcResultFailure);
    }
    result_ = result_msg.result();
  };
  void Reset() {
    result_msg.Clear();
    result_ = "";
  };
 private:
  kad::DeleteResponse result_msg;
};

class UpdateValueCallback : public FakeCallback {
 public:
  UpdateValueCallback() : FakeCallback(), result_msg() { }

  void CallbackFunc(const std::string &res) {
    if (!result_msg.ParseFromString(res))
      result_msg.set_result(kad::kRpcResultFailure);
    result_ = result_msg.result();
  }

  void Reset() {
    result_msg.Clear();
    result_ = "";
  }

 private:
  kad::UpdateResponse result_msg;
};

inline void wait_result(FakeCallback *callback) {
  while (1) {
    {
      if (callback->result() != "")
        return;
    }
    boost::this_thread::sleep(boost::posix_time::milliseconds(500));
  }
}

#endif  // MAIDSAFE_TESTS_KADEMLIA_FAKE_CALLBACKS_H_