LiveQuery.hpp

#ifndef _DITTO_LIVE_QUERY_
#define _DITTO_LIVE_QUERY_
 
#include "Document.hpp"
#include "LiveQueryEvent.hpp"
#include "LiveQueryMove.hpp"
#include "SingleDocumentLiveQueryEvent.hpp"
#include "Subscription.hpp"
 
#include "json.hpp"
 
#include <functional>
#include <memory>
#include <string>
#include <vector>
 
#ifdef __OBJC__
#warning FIXME: remove include
#endif
#include "dittoffi.hpp"
 
namespace ditto {
class DittoHandleWrapper;
 
struct SingleDocumentLiveQueryEventHandler {
  std::function<void(std::shared_ptr<Document>, SingleDocumentLiveQueryEvent)>
      fn;
};
 
struct SingleDocumentLiveQueryWithNextSignalEventHandler {
  std::function<void(std::shared_ptr<Document>, SingleDocumentLiveQueryEvent,
                     std::function<void()> &)>
      fn;
};
 
struct LiveQueryEventHandler {
  std::function<void(std::vector<Document>, LiveQueryEvent)> fn;
};
 
struct LiveQueryWithNextSignalEventHandler {
  std::function<void(std::vector<Document>, LiveQueryEvent,
                     std::function<void()> &)>
      fn;
};
 
class LiveQuery {
  friend class PendingCursorOperation;
  friend class PendingIDSpecificOperation;
 
public:
  void stop();
 
  ~LiveQuery();
 
private:
  LiveQuery(std::shared_ptr<DittoHandleWrapper> ditto_handle_wrapper,
            std::string query, nlohmann::json query_args, std::string coll_name,
            std::vector<COrderByParam_t> &order_by, int32_t limit,
            uint32_t offset, LiveQueryAvailability_t availability,
            Subscription *subscription,
            LiveQueryWithNextSignalEventHandler event_handler);
  class LiveQueryCtx;
  LiveQueryCtx *ctx;
  bool stopped;
};
 
} // namespace ditto
 
#endif