#pragma once
// using external voltage reference

#include "esphome/core/component.h"
#include "esphome/components/spi/spi.h"
#include "esphome/components/sensor/sensor.h"

namespace esphome {
namespace ads131m08 {

class ADS131M08Sensor : public sensor::Sensor, public Component 
{
};

class ADS131M08Hub : public Component, public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW, spi::CLOCK_PHASE_TRAILING, spi::DATA_RATE_8MHZ> 
{
 public:
  void setup() override;
  void loop() override;
  void set_drdy_pin(InternalGPIOPin *pin) { drdy_pin_ = pin; }
  void register_sensor(int channel, ADS131M08Sensor *s) { sensors_[channel] = s; }
  void set_reference_voltage(float reference_voltage) { this->reference_voltage_ = reference_voltage; }  
  void dump_config() override;

 protected:
  float reference_voltage_; 
  InternalGPIOPin *drdy_pin_;
  ADS131M08Sensor *sensors_[8] = {nullptr};
  volatile bool data_ready_{false};
  static void isr(ADS131M08Hub *arg);
  void read_data_();
};

} // namespace ads131m08
} // namespace esphome