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First implementation of energy accounting
This commit is contained in:
Gunnar Skjold
182
src/EnergyAccounting.cpp
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182
src/EnergyAccounting.cpp
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#include "EnergyAccounting.h"
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EnergyAccounting::EnergyAccounting(RemoteDebug* debugger) {
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this->debugger = debugger;
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}
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void EnergyAccounting::setup(AmsDataStorage *ds, EntsoeApi *eapi) {
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this->ds = ds;
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this->eapi = eapi;
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}
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bool EnergyAccounting::update(AmsData* amsData) {
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time_t now = time(nullptr);
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if(now < EPOCH_2021_01_01) return false;
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bool ret = false;
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tmElements_t tm;
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breakTime(now, tm);
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if(!init) {
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if(debugger->isActive(RemoteDebug::INFO)) debugger->printf("(EnergyAccounting) Initializing data at %lu\n", now);
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if(!load()) {
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data = { 1, tm.Month, 0, 0, 0, 0 };
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currentHour = tm.Hour;
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currentDay = tm.Day;
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for(int i = 0; i < tm.Hour; i++) {
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int16_t val = ds->getHour(i) / 10.0;
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if(val > data.maxHour) {
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data.maxHour = val;
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ret = true;
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}
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}
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}
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init = true;
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}
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if(!initPrice && eapi->getValueForHour(0) != ENTSOE_NO_VALUE) {
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if(debugger->isActive(RemoteDebug::INFO)) debugger->printf("(EnergyAccounting) Initializing prices at %lu\n", now);
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for(int i = 0; i < tm.Hour; i++) {
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float price = eapi->getValueForHour(i-tm.Hour);
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if(price == ENTSOE_NO_VALUE) break;
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int16_t wh = ds->getHour(i);
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double kwh = wh / 1000.0;
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costDay += price * kwh;
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if(debugger->isActive(RemoteDebug::VERBOSE)) debugger->printf(" Hour: %d, wh: %d, kwh; %.2f, price: %.2f, costDay: %.4f\n", i, wh, kwh, price, costDay);
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}
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initPrice = true;
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}
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if(amsData->getListType() >= 3 && tm.Hour != currentHour) {
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if(debugger->isActive(RemoteDebug::INFO)) debugger->printf("(EnergyAccounting) New hour %d\n", tm.Hour);
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if(tm.Hour > 0) {
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if(eapi != NULL && eapi->getValueForHour(0) != ENTSOE_NO_VALUE) {
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costDay = 0;
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for(int i = 0; i < tm.Hour; i++) {
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float price = eapi->getValueForHour(i-tm.Hour);
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if(price == ENTSOE_NO_VALUE) break;
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int16_t wh = ds->getHour(i);
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costDay += price * (wh / 1000.0);
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}
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}
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}
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for(int i = 0; i < tm.Hour; i++) {
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int16_t val = ds->getHour(i) / 10.0;
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if(val > data.maxHour) {
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data.maxHour = val;
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ret = true;
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}
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}
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use = 0;
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costHour = 0;
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currentHour = tm.Hour;
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if(tm.Day != currentDay) {
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if(debugger->isActive(RemoteDebug::INFO)) debugger->printf("(EnergyAccounting) New day %d\n", tm.Day);
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data.costYesterday = costDay * 100;
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data.costThisMonth += costDay * 100;
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costDay = 0;
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currentDay = tm.Day;
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ret = true;
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}
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if(tm.Month != data.month) {
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if(debugger->isActive(RemoteDebug::INFO)) debugger->printf("(EnergyAccounting) New month %d\n", tm.Month);
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data.costLastMonth = data.costThisMonth;
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data.costThisMonth = 0;
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data.maxHour = 0;
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data.month = tm.Month;
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currentThresholdIdx = 0;
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ret = true;
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}
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}
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unsigned long ms = this->lastUpdateMillis > amsData->getLastUpdateMillis() ? 0 : amsData->getLastUpdateMillis() - this->lastUpdateMillis;
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float kwh = (amsData->getActiveImportPower() * (((float) ms) / 3600000.0)) / 1000.0;
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lastUpdateMillis = amsData->getLastUpdateMillis();
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if(kwh > 0) {
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if(debugger->isActive(RemoteDebug::DEBUG)) debugger->printf("(EnergyAccounting) Adding %.4f kWh\n", kwh);
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use += kwh;
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if(eapi != NULL && eapi->getValueForHour(0) != ENTSOE_NO_VALUE) {
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float price = eapi->getValueForHour(0);
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float cost = price * kwh;
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if(debugger->isActive(RemoteDebug::DEBUG)) debugger->printf("(EnergyAccounting) and %.4f %s\n", cost / 100.0, eapi->getCurrency());
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costHour += cost;
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costDay += cost;
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}
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}
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if(debugger->isActive(RemoteDebug::VERBOSE)) debugger->printf("(EnergyAccounting) calculating threshold, currently at %d\n", currentThresholdIdx);
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while(getMonthMax() > thresholds[currentThresholdIdx] / 10.0 && currentThresholdIdx < 5) currentThresholdIdx++;
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while(use > thresholds[currentThresholdIdx] / 10.0 && currentThresholdIdx < 5) currentThresholdIdx++;
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if(debugger->isActive(RemoteDebug::VERBOSE)) debugger->printf("(EnergyAccounting) new threshold %d\n", currentThresholdIdx);
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return ret;
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}
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double EnergyAccounting::getUseThisHour() {
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return use;
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}
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double EnergyAccounting::getCostThisHour() {
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return costHour;
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}
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double EnergyAccounting::getUseToday() {
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float ret = 0.0;
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time_t now = time(nullptr);
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if(now < EPOCH_2021_01_01) return 0;
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tmElements_t tm;
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breakTime(now, tm);
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for(int i = 0; i < tm.Hour; i++) {
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ret += ds->getHour(i) / 1000.0;
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}
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return ret + getUseThisHour();
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}
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double EnergyAccounting::getCostToday() {
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return costDay;
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}
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double EnergyAccounting::getCostYesterday() {
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return data.costYesterday / 100.0;
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}
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double EnergyAccounting::getUseThisMonth() {
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time_t now = time(nullptr);
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if(now < EPOCH_2021_01_01) return 0;
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tmElements_t tm;
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breakTime(now, tm);
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float ret = 0;
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for(int i = 0; i < tm.Day; i++) {
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ret += ds->getDay(i) / 1000.0;
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}
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return ret + getUseToday();
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}
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double EnergyAccounting::getCostThisMonth() {
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return (data.costThisMonth / 100.0) + getCostToday();
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}
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double EnergyAccounting::getCostLastMonth() {
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return data.costLastMonth / 100.0;
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}
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float EnergyAccounting::getCurrentThreshold() {
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return thresholds[currentThresholdIdx] / 10.0;
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}
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float EnergyAccounting::getMonthMax() {
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return data.maxHour / 100.0;
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}
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bool EnergyAccounting::load() {
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return false; // TODO
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}
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bool EnergyAccounting::save() {
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return false; // TODO
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}
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