UtilitechAS.amsreader-firmware/src/mqtt/HomeAssistantMqttHandler.cpp
2022-03-20 20:17:19 +01:00

241 lines
7.4 KiB
C++

#include "HomeAssistantMqttHandler.h"
#include "HomeAssistantStatic.h"
#include "hexutils.h"
#include "Uptime.h"
#include "version.h"
#include "web/root/ha1_json.h"
#include "web/root/ha2_json.h"
#include "web/root/ha3_json.h"
#include "web/root/jsonsys_json.h"
#include "web/root/jsonprices_json.h"
#include "web/root/hadiscover_json.h"
bool HomeAssistantMqttHandler::publish(AmsData* data, AmsData* previousState, EnergyAccounting* ea) {
if(topic.isEmpty() || !mqtt->connected())
return false;
listType = data->getListType(); // for discovery stuff in publishSystem()
if(data->getListType() >= 3) { // publish energy counts
snprintf_P(json, BufferSize, HA2_JSON,
data->getActiveImportCounter(),
data->getActiveExportCounter(),
data->getReactiveImportCounter(),
data->getReactiveExportCounter(),
data->getMeterTimestamp()
);
mqtt->publish(topic + "/energy", json);
}
if(data->getListType() == 1) { // publish power counts
snprintf_P(json, BufferSize, HA1_JSON,
data->getActiveImportPower()
);
return mqtt->publish(topic + "/power", json);
} else if(data->getListType() >= 2) { // publish power counts and volts/amps
snprintf_P(json, BufferSize, HA3_JSON,
data->getListId().c_str(),
data->getMeterId().c_str(),
data->getMeterModel().c_str(),
data->getActiveImportPower(),
data->getReactiveImportPower(),
data->getActiveExportPower(),
data->getReactiveExportPower(),
data->getL1Current(),
data->getL2Current(),
data->getL3Current(),
data->getL1Voltage(),
data->getL2Voltage(),
data->getL3Voltage(),
data->getPowerFactor() == 0 ? 1 : data->getPowerFactor(),
data->getPowerFactor() == 0 ? 1 : data->getL1PowerFactor(),
data->getPowerFactor() == 0 ? 1 : data->getL2PowerFactor(),
data->getPowerFactor() == 0 ? 1 : data->getL3PowerFactor()
);
return mqtt->publish(topic + "/power", json);
}
return false;
}
bool HomeAssistantMqttHandler::publishTemperatures(AmsConfiguration* config, HwTools* hw) {
int count = hw->getTempSensorCount();
if(count == 0) return false;
int size = 32 + (count * 26);
char buf[size];
snprintf(buf, 24, "{\"temperatures\":{");
for(int i = 0; i < count; i++) {
TempSensorData* data = hw->getTempSensorData(i);
if(data != NULL) {
char* pos = buf+strlen(buf);
snprintf(pos, 26, "\"%s\":%.2f,",
toHex(data->address, 8).c_str(),
data->lastRead
);
data->changed = false;
delay(1);
}
}
char* pos = buf+strlen(buf);
snprintf(count == 0 ? pos : pos-1, 8, "}}");
return mqtt->publish(topic + "/temperatures", buf);
}
bool HomeAssistantMqttHandler::publishPrices(EntsoeApi* eapi) {
if(topic.isEmpty() || !mqtt->connected())
return false;
if(strlen(eapi->getToken()) == 0)
return false;
time_t now = time(nullptr);
float min1hr, min3hr, min6hr;
int8_t min1hrIdx = -1, min3hrIdx = -1, min6hrIdx = -1;
float min = INT16_MAX, max = INT16_MIN;
float values[24] = {0};
for(uint8_t i = 0; i < 24; i++) {
float val = eapi->getValueForHour(now, i);
values[i] = val;
if(val == ENTSOE_NO_VALUE) break;
if(val < min) min = val;
if(val > max) max = val;
if(min1hrIdx == -1 || min1hr > val) {
min1hr = val;
min1hrIdx = i;
}
if(i >= 2) {
i -= 2;
float val1 = values[i++];
float val2 = values[i++];
float val3 = val;
if(val1 == ENTSOE_NO_VALUE || val2 == ENTSOE_NO_VALUE || val3 == ENTSOE_NO_VALUE) continue;
float val3hr = val1+val2+val3;
if(min3hrIdx == -1 || min3hr > val3hr) {
min3hr = val3hr;
min3hrIdx = i-2;
}
}
if(i >= 5) {
i -= 5;
float val1 = values[i++];
float val2 = values[i++];
float val3 = values[i++];
float val4 = values[i++];
float val5 = values[i++];
float val6 = val;
if(val1 == ENTSOE_NO_VALUE || val2 == ENTSOE_NO_VALUE || val3 == ENTSOE_NO_VALUE || val4 == ENTSOE_NO_VALUE || val5 == ENTSOE_NO_VALUE || val6 == ENTSOE_NO_VALUE) continue;
float val6hr = val1+val2+val3+val4+val5+val6;
if(min6hrIdx == -1 || min6hr > val6hr) {
min6hr = val6hr;
min6hrIdx = i-5;
}
}
}
char ts1hr[21];
if(min1hrIdx > -1) {
time_t ts = now + (SECS_PER_HOUR * min1hrIdx);
//Serial.printf("1hr: %d %lu\n", min1hrIdx, ts);
tmElements_t tm;
breakTime(ts, tm);
sprintf(ts1hr, "%04d-%02d-%02dT%02d:00:00Z", tm.Year+1970, tm.Month, tm.Day, tm.Hour);
}
char ts3hr[21];
if(min3hrIdx > -1) {
time_t ts = now + (SECS_PER_HOUR * min3hrIdx);
//Serial.printf("3hr: %d %lu\n", min3hrIdx, ts);
tmElements_t tm;
breakTime(ts, tm);
sprintf(ts3hr, "%04d-%02d-%02dT%02d:00:00Z", tm.Year+1970, tm.Month, tm.Day, tm.Hour);
}
char ts6hr[21];
if(min6hrIdx > -1) {
time_t ts = now + (SECS_PER_HOUR * min6hrIdx);
//Serial.printf("6hr: %d %lu\n", min6hrIdx, ts);
tmElements_t tm;
breakTime(ts, tm);
sprintf(ts6hr, "%04d-%02d-%02dT%02d:00:00Z", tm.Year+1970, tm.Month, tm.Day, tm.Hour);
}
snprintf_P(json, BufferSize, JSONPRICES_JSON,
WiFi.macAddress().c_str(),
values[0],
values[1],
values[2],
values[3],
values[4],
values[5],
values[6],
values[7],
values[8],
values[9],
values[10],
values[11],
min == INT16_MAX ? 0.0 : min,
max == INT16_MIN ? 0.0 : max,
ts1hr,
ts3hr,
ts6hr
);
return mqtt->publish(topic + "/prices", json);
}
bool HomeAssistantMqttHandler::publishSystem(HwTools* hw) {
if(topic.isEmpty() || !mqtt->connected()){
sequence = 0;
return false;
}
if(sequence % 3 == 0){
snprintf_P(json, BufferSize, JSONSYS_JSON,
WiFi.macAddress().c_str(),
clientId.c_str(),
(uint32_t) (millis64()/1000),
hw->getVcc(),
hw->getWifiRssi(),
hw->getTemperature()
);
mqtt->publish(topic + "/state", json);
}
if(!autodiscoverInit) {
#if defined(ESP8266)
String haUID = WiFi.hostname();
#elif defined(ESP32)
String haUID = WiFi.getHostname();
#endif
String haUrl = "http://" + haUID + ".local/";
// Could this be necessary? haUID.replace("-", "_");
for(int i=0;i<sensors;i++){
snprintf_P(json, BufferSize, HADISCOVER_JSON,
FPSTR(HA_NAMES[i]),
topic.c_str(), FPSTR(HA_TOPICS[i]),
haUID.c_str(), FPSTR(HA_PARAMS[i]),
haUID.c_str(), FPSTR(HA_PARAMS[i]),
FPSTR(HA_UOM[i]),
FPSTR(HA_PARAMS[i]), FPSTR(HA_PARAMS[i]), haUID.c_str(), FPSTR(HA_PARAMS[i]),
FPSTR(HA_DEVCL[i]),
haUID.c_str(),
haName.c_str(),
haModel.c_str(),
VERSION,
haManuf.c_str(),
haUrl.c_str(),
strlen_P(HA_STACL[i]) > 0 ? ", \"stat_cla\" :" : "",
strlen_P(HA_STACL[i]) > 0 ? (char *) FPSTR(HA_STACL[i]) : ""
);
mqtt->publish(haTopic + haUID + "_" + FPSTR(HA_PARAMS[i]) + "/config", json, true, 0);
}
autodiscoverInit = true;
}
if(listType>0) sequence++;
return true;
}