channel_map.h

// SPDX-FileCopyrightText: AC SOFTWARE SP. Z O.O.
// SPDX-License-Identifier: GPL-2.0-or-later
 
#ifndef SRC_SUPLA_SUPLET_CHANNEL_MAP_H_
#define SRC_SUPLA_SUPLET_CHANNEL_MAP_H_
 
#include <stdint.h>
#include <supla-common/proto.h>
 
#ifndef SUPLA_SUPLET_MAX_CHANNELS_PER_INSTANCE
#define SUPLA_SUPLET_MAX_CHANNELS_PER_INSTANCE 32
#endif
 
namespace Supla {
namespace Suplet {
 
constexpr int kInvalidChannelNumber = -1;
constexpr uint8_t kInvalidChannelId = 0;
 
struct ChannelMapping {
  uint8_t channelId = kInvalidChannelId;
  int16_t channelNumber = kInvalidChannelNumber;
};
 
class ChannelMap {
 public:
  uint8_t getCount() const;
  void clear();
 
  bool add(uint8_t channelId, int channelNumber);
  bool containsId(uint8_t channelId) const;
  int getChannelNumber(uint8_t channelId) const;
  const ChannelMapping *getMapping(uint8_t index) const;
 
 private:
  ChannelMapping mappings[SUPLA_SUPLET_MAX_CHANNELS_PER_INSTANCE] = {};
  uint8_t count = 0;
};
 
}  // namespace Suplet
}  // namespace Supla
 
#endif  // SRC_SUPLA_SUPLET_CHANNEL_MAP_H_