pylontech.h

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#pragma once
 
#include "esphome/core/component.h"
#include "esphome/core/defines.h"
#include "esphome/components/uart/uart.h"
 
namespace esphome {
namespace pylontech {
 
static const uint8_t NUM_BUFFERS = 20;
static const uint8_t TEXT_SENSOR_MAX_LEN = 8;
 
class PylontechListener {
 public:
  struct LineContents {
    int bat_num = 0, volt, curr, tempr, tlow, thigh, vlow, vhigh, coulomb, mostempr;
    char base_st[TEXT_SENSOR_MAX_LEN], volt_st[TEXT_SENSOR_MAX_LEN], curr_st[TEXT_SENSOR_MAX_LEN],
        temp_st[TEXT_SENSOR_MAX_LEN];
  };
 
  virtual void on_line_read(LineContents *line);
  virtual void dump_config();
};
 
class PylontechComponent : public PollingComponent, public uart::UARTDevice {
 public:
  PylontechComponent();
 
  void update() override;
  void loop() override;
  void setup() override;
  void dump_config() override;
 
  float get_setup_priority() const override;
 
  void register_listener(PylontechListener *listener) { this->listeners_.push_back(listener); }
 
 protected:
  void process_line_(std::string &buffer);
 
  // ring buffer
  std::string buffer_[NUM_BUFFERS];
  int buffer_index_write_ = 0;
  int buffer_index_read_ = 0;
 
  std::vector<PylontechListener *> listeners_{};
};
 
}  // namespace pylontech
}  // namespace esphome