unit_SYN115.hpp

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/*
 * SPDX-FileCopyrightText: 2025 M5Stack Technology CO LTD
 *
 * SPDX-License-Identifier: MIT
 */
#ifndef M5_UNIT_RF433_UNIT_SYN115_HPP
#define M5_UNIT_RF433_UNIT_SYN115_HPP
 
#include <M5UnitComponent.hpp>
#include "codec/m5_codec.hpp"
 
namespace m5 {
namespace unit {
 
class UnitSYN115 : public Component {
    M5_UNIT_COMPONENT_HPP_BUILDER(UnitSYN115, 0x00);
 
public:
    struct config_t {
        bool send_in_update{false};
        uint8_t burst_transmission_count{2};
    };
 
 
    inline config_t config()
    {
        return _cfg;
    }
    inline void config(const config_t& cfg)
    {
        _cfg = cfg;
    }
 
    UnitSYN115() : Component(0x00)
    {
    }
    virtual ~UnitSYN115()
    {
    }
 
    virtual bool begin() override;
    virtual void update(const bool force = false) override;
 
    inline rf433::ProtocolCodec& codec()
    {
        if (_codec) {
            return *_codec;
        }
        return _default_codec;
    }
    inline const rf433::ProtocolCodec& codec() const
    {
        if (_codec) {
            return *_codec;
        }
        return _default_codec;
    }
 
    bool push_back(const uint8_t* data, const uint32_t len);
 
    bool send(const uint8_t burst_transmission_count = 0);
 
    inline void clear()
    {
        _payload.clear();
        _payload_size = 0;
    }
 
    void setCodec(rf433::ProtocolCodec& codec)
    {
        _codec = (&codec == &_default_codec) ? nullptr : &codec;
    }
 
    void resetCodec()
    {
        _codec = nullptr;
    }
 
protected:
    TickType_t estimate_tx_timeout_ticks(const rf433::item_container_type& items, const uint32_t margin_ms = 10) const;
 
private:
    rf433::M5Codec _default_codec{};
    rf433::ProtocolCodec* _codec{};  // nullptr: use _default_codec
    std::vector<uint8_t> _payload{};
    uint16_t _payload_size{};
    config_t _cfg{};
};
 
}  // namespace unit
}  // namespace m5
#endif