core_multi_receivers.h

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#ifndef HEDGEHOG_CORE_MULTI_RECEIVERS_H
#define HEDGEHOG_CORE_MULTI_RECEIVERS_H

#include "core_receiver.h"
#include "core_slot.h"
#include "../../../node/core_node.h"

namespace hh::core {

#ifndef DOXYGEN_SHOULD_SKIP_THIS
template<class Input>
class CoreQueueSender;
#endif //DOXYGEN_SHOULD_SKIP_THIS

template<class ...Inputs>
class CoreMultiReceivers : public virtual CoreSlot, public virtual CoreReceiver<Inputs> ... {
 public:
  CoreMultiReceivers(std::string_view const &name, NodeType const type, size_t const numberThreads) :
      CoreSlot(name, type, numberThreads), CoreReceiver<Inputs>(name, type, numberThreads)... {
    HLOG_SELF(0, "Creating CoreMultiReceivers with type: " << (int) type << " and name: " << name)
  }

  ~CoreMultiReceivers() override {HLOG_SELF(0, "Destructing CoreMultiReceivers")}

  virtual bool receiversEmpty() = 0;

  virtual size_t totalQueueSize() { return 0; }

  void removeForAllSenders(CoreNode *coreNode) {
    (this->removeForAllSendersConditional<Inputs>(coreNode), ...);
  }

 private:
  template<class Input>
  void removeForAllSendersConditional(CoreNode *coreNode) {
    // If coreNode *is* a CoreQueueSender for a specific Input type
    if (auto temp = dynamic_cast<CoreQueueSender<Input> *>(coreNode)) {
      // Remove the sender for this multi receiver
      static_cast<CoreReceiver<Input> *>(this)->removeSender(temp);
    }
  }

};

}
#endif //HEDGEHOG_CORE_MULTI_RECEIVERS_H