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Total daily energy methods (#2163)
Co-authored-by: Chris Nussbaum <chris.nussbaum@protolabs.com>
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commit
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3 changed files with 40 additions and 1 deletions
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@ -7,6 +7,7 @@ from esphome.const import (
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DEVICE_CLASS_ENERGY,
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LAST_RESET_TYPE_AUTO,
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STATE_CLASS_MEASUREMENT,
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CONF_METHOD,
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)
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DEPENDENCIES = ["time"]
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@ -14,6 +15,12 @@ DEPENDENCIES = ["time"]
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CONF_POWER_ID = "power_id"
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CONF_MIN_SAVE_INTERVAL = "min_save_interval"
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total_daily_energy_ns = cg.esphome_ns.namespace("total_daily_energy")
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TotalDailyEnergyMethod = total_daily_energy_ns.enum("TotalDailyEnergyMethod")
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TOTAL_DAILY_ENERGY_METHODS = {
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"trapezoid": TotalDailyEnergyMethod.TOTAL_DAILY_ENERGY_METHOD_TRAPEZOID,
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"left": TotalDailyEnergyMethod.TOTAL_DAILY_ENERGY_METHOD_LEFT,
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"right": TotalDailyEnergyMethod.TOTAL_DAILY_ENERGY_METHOD_RIGHT,
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}
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TotalDailyEnergy = total_daily_energy_ns.class_(
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"TotalDailyEnergy", sensor.Sensor, cg.Component
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)
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@ -33,6 +40,9 @@ CONFIG_SCHEMA = (
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cv.Optional(
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CONF_MIN_SAVE_INTERVAL, default="0s"
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): cv.positive_time_period_milliseconds,
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cv.Optional(CONF_METHOD, default="right"): cv.enum(
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TOTAL_DAILY_ENERGY_METHODS, lower=True
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),
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}
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)
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.extend(cv.COMPONENT_SCHEMA)
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@ -50,3 +60,4 @@ async def to_code(config):
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time_ = await cg.get_variable(config[CONF_TIME_ID])
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cg.add(var.set_time(time_))
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cg.add(var.set_min_save_interval(config[CONF_MIN_SAVE_INTERVAL]))
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cg.add(var.set_method(config[CONF_METHOD]))
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@ -20,7 +20,9 @@ void TotalDailyEnergy::setup() {
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this->parent_->add_on_state_callback([this](float state) { this->process_new_state_(state); });
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}
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void TotalDailyEnergy::dump_config() { LOG_SENSOR("", "Total Daily Energy", this); }
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void TotalDailyEnergy::loop() {
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auto t = this->time_->now();
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if (!t.is_valid())
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@ -37,6 +39,7 @@ void TotalDailyEnergy::loop() {
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this->publish_state_and_save(0);
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}
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}
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void TotalDailyEnergy::publish_state_and_save(float state) {
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this->total_energy_ = state;
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this->publish_state(state);
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@ -47,13 +50,29 @@ void TotalDailyEnergy::publish_state_and_save(float state) {
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this->last_save_ = now;
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this->pref_.save(&state);
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}
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void TotalDailyEnergy::process_new_state_(float state) {
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if (isnan(state))
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return;
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const uint32_t now = millis();
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const float old_state = this->last_power_state_;
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const float new_state = state;
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float delta_hours = (now - this->last_update_) / 1000.0f / 60.0f / 60.0f;
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float delta_energy = 0.0f;
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switch (this->method_) {
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case TOTAL_DAILY_ENERGY_METHOD_TRAPEZOID:
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delta_energy = delta_hours * (old_state + new_state) / 2.0;
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break;
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case TOTAL_DAILY_ENERGY_METHOD_LEFT:
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delta_energy = delta_hours * old_state;
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break;
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case TOTAL_DAILY_ENERGY_METHOD_RIGHT:
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delta_energy = delta_hours * new_state;
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break;
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}
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this->last_power_state_ = new_state;
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this->last_update_ = now;
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this->publish_state_and_save(this->total_energy_ + state * delta_hours);
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this->publish_state_and_save(this->total_energy_ + delta_energy);
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}
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} // namespace total_daily_energy
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@ -8,11 +8,18 @@
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namespace esphome {
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namespace total_daily_energy {
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enum TotalDailyEnergyMethod {
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TOTAL_DAILY_ENERGY_METHOD_TRAPEZOID = 0,
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TOTAL_DAILY_ENERGY_METHOD_LEFT,
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TOTAL_DAILY_ENERGY_METHOD_RIGHT,
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};
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class TotalDailyEnergy : public sensor::Sensor, public Component {
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public:
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void set_min_save_interval(uint32_t min_interval) { this->min_save_interval_ = min_interval; }
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void set_time(time::RealTimeClock *time) { time_ = time; }
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void set_parent(Sensor *parent) { parent_ = parent; }
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void set_method(TotalDailyEnergyMethod method) { method_ = method; }
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void setup() override;
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void dump_config() override;
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float get_setup_priority() const override { return setup_priority::DATA; }
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@ -29,11 +36,13 @@ class TotalDailyEnergy : public sensor::Sensor, public Component {
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ESPPreferenceObject pref_;
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time::RealTimeClock *time_;
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Sensor *parent_;
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TotalDailyEnergyMethod method_;
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uint16_t last_day_of_year_{};
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uint32_t last_update_{0};
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uint32_t last_save_{0};
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uint32_t min_save_interval_{0};
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float total_energy_{0.0f};
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float last_power_state_{0.0f};
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};
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} // namespace total_daily_energy
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