48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
#include "analog_threshold_binary_sensor.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace analog_threshold {
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static const char *const TAG = "analog_threshold.binary_sensor";
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void AnalogThresholdBinarySensor::setup() {
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float sensor_value = this->sensor_->get_state();
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// TRUE state is defined to be when sensor is >= threshold
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// so when undefined sensor value initialize to FALSE
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if (std::isnan(sensor_value)) {
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this->raw_state_ = false;
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this->publish_initial_state(false);
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} else {
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this->raw_state_ = sensor_value >= (this->lower_threshold_.value() + this->upper_threshold_.value()) / 2.0f;
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this->publish_initial_state(this->raw_state_);
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}
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}
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void AnalogThresholdBinarySensor::set_sensor(sensor::Sensor *analog_sensor) {
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this->sensor_ = analog_sensor;
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this->sensor_->add_on_state_callback([this](float sensor_value) {
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// if there is an invalid sensor reading, ignore the change and keep the current state
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if (!std::isnan(sensor_value)) {
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// Use raw_state_ for hysteresis logic, not this->state which is post-filter
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this->raw_state_ =
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sensor_value >= (this->raw_state_ ? this->lower_threshold_.value() : this->upper_threshold_.value());
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this->publish_state(this->raw_state_);
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}
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});
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}
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void AnalogThresholdBinarySensor::dump_config() {
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LOG_BINARY_SENSOR("", "Analog Threshold Binary Sensor", this);
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LOG_SENSOR(" ", "Sensor", this->sensor_);
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ESP_LOGCONFIG(TAG,
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" Upper threshold: %.11f\n"
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" Lower threshold: %.11f",
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this->upper_threshold_.value(), this->lower_threshold_.value());
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}
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} // namespace analog_threshold
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} // namespace esphome
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