modbus_select.h

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#pragma once
 
#include <utility>
#include <vector>
 
#include "esphome/components/modbus_controller/modbus_controller.h"
#include "esphome/components/select/select.h"
#include "esphome/core/component.h"
 
namespace esphome::modbus_controller {
 
class ModbusSelect : public Component, public select::Select, public SensorItem {
 public:
  ModbusSelect(SensorValueType sensor_value_type, uint16_t start_address, uint8_t register_count, uint16_t skip_updates,
               bool force_new_range, std::vector<int64_t> mapping) {
    this->register_type = ModbusRegisterType::HOLDING;  // not configurable
    this->sensor_value_type = sensor_value_type;
    this->start_address = start_address;
    this->offset = 0;            // not configurable
    this->bitmask = 0xFFFFFFFF;  // not configurable
    this->register_count = register_count;
    this->response_bytes = 0;  // not configurable
    this->skip_updates = skip_updates;
    this->force_new_range = force_new_range;
    this->mapping_ = std::move(mapping);
  }
 
  using transform_func_t = optional<std::string> (*)(ModbusSelect *const, int64_t, const std::vector<uint8_t> &);
  using write_transform_func_t = optional<int64_t> (*)(ModbusSelect *const, const std::string &, int64_t,
                                                       std::vector<uint16_t> &);
 
  void set_parent(ModbusController *const parent) { this->parent_ = parent; }
  void set_use_write_mutiple(bool use_write_multiple) { this->use_write_multiple_ = use_write_multiple; }
  void set_optimistic(bool optimistic) { this->optimistic_ = optimistic; }
  void set_template(transform_func_t f) { this->transform_func_ = f; }
  void set_write_template(write_transform_func_t f) { this->write_transform_func_ = f; }
 
  void dump_config() override;
  void parse_and_publish(const std::vector<uint8_t> &data) override;
  void control(size_t index) override;
 
 protected:
  std::vector<int64_t> mapping_{};
  ModbusController *parent_{nullptr};
  bool use_write_multiple_{false};
  bool optimistic_{false};
  optional<transform_func_t> transform_func_{nullopt};
  optional<write_transform_func_t> write_transform_func_{nullopt};
};
 
}  // namespace esphome::modbus_controller