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This commit is contained in:
Paul
2020-05-25 17:13:05 +02:00
parent b2bb8e2b5a
commit d3953d90ca
29 changed files with 461 additions and 657 deletions
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72
src/sensors.cpp
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@@ -30,6 +30,23 @@ void Sensors::start() {
// copy over values from MQTT so we don't keep on quering the filesystem
mqtt_format_ = Settings().mqtt_format();
// if we're using HA MQTT Discovery, send out the config
// currently we just do this for a single sensor (sensor1)
if (mqtt_format_ == Settings::MQTT_format::HA) {
// Mqtt::publish(topic); // empty payload, this remove any previous config sent to HA
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_MEDIUM> doc;
doc["dev_cla"] = "temperature";
doc["name"] = "ems-esp-sensor1";
doc["uniq_id"] = "ems-esp-sensor1";
doc["~"] = "homeassistant/sensor/ems-esp/external";
doc["stat_t"] = "~/state";
doc["unit_of_meas"] = "°C";
doc["val_tpl"] = "{{value_json.sensor1.temp}}";
Mqtt::publish("homeassistant/sensor/ems-esp/external/config", doc, true); // publish the config payload with retain flag
}
#ifndef EMSESP_STANDALONE
bus_.begin(SENSOR_GPIO);
#endif
@@ -39,7 +56,7 @@ void Sensors::loop() {
#ifndef EMSESP_STANDALONE
if (state_ == State::IDLE) {
if (millis() - last_activity_ >= READ_INTERVAL_MS) {
// DEBUG_LOG(F("Read sensor temperature")); // uncomment for debug
// LOG_DEBUG(F("Read sensor temperature")); // uncomment for debug
if (bus_.reset()) {
bus_.skip();
bus_.write(CMD_CONVERT_TEMP);
@@ -47,28 +64,28 @@ void Sensors::loop() {
state_ = State::READING;
} else {
// no sensors found
// logger_.err(F("Bus reset failed")); // uncomment for debug
// LOG_ERROR(F("Bus reset failed")); // uncomment for debug
devices_.clear(); // remove all know devices incase we have a disconnect
}
last_activity_ = millis();
}
} else if (state_ == State::READING) {
if (temperature_convert_complete()) {
// DEBUG_LOG(F("Scanning for sensors")); // uncomment for debug
// LOG_DEBUG(F("Scanning for sensors")); // uncomment for debug
bus_.reset_search();
found_.clear();
state_ = State::SCANNING;
last_activity_ = millis();
} else if (millis() - last_activity_ > READ_TIMEOUT_MS) {
logger_.err(F("Sensor read timeout"));
LOG_ERROR(F("Sensor read timeout"));
state_ = State::IDLE;
last_activity_ = millis();
}
} else if (state_ == State::SCANNING) {
if (millis() - last_activity_ > SCAN_TIMEOUT_MS) {
logger_.err(F("Sensor scan timeout"));
LOG_ERROR(F("Sensor scan timeout"));
state_ = State::IDLE;
last_activity_ = millis();
} else {
@@ -89,24 +106,24 @@ void Sensors::loop() {
/*
// comment out for debugging
char result[10];
DEBUG_LOG(F("Temp of %s = %s"),
LOG_DEBUG(F("Temp of %s = %s"),
found_.back().to_string().c_str(),
Helpers::render_value(result, found_.back().temperature_c_, 2));
*/
break;
default:
logger_.err(F("Unknown sensor %s"), Device(addr).to_string().c_str());
LOG_ERROR(F("Unknown sensor %s"), Device(addr).to_string().c_str());
break;
}
} else {
logger_.err(F("Invalid sensor %s"), Device(addr).to_string().c_str());
LOG_ERROR(F("Invalid sensor %s"), Device(addr).to_string().c_str());
}
} else {
bus_.depower();
devices_ = std::move(found_);
found_.clear();
// DEBUG_LOG(F("Found %zu sensor(s). Adding them."), devices_.size()); // uncomment for debug
// LOG_DEBUG(F("Found %zu sensor(s). Adding them."), devices_.size()); // uncomment for debug
state_ = State::IDLE;
last_activity_ = millis();
}
@@ -129,7 +146,7 @@ bool Sensors::temperature_convert_complete() {
float Sensors::get_temperature_c(const uint8_t addr[]) {
#ifndef EMSESP_STANDALONE
if (!bus_.reset()) {
logger_.err(F("Bus reset failed before reading scratchpad from %s"), Device(addr).to_string().c_str());
LOG_ERROR(F("Bus reset failed before reading scratchpad from %s"), Device(addr).to_string().c_str());
return NAN;
}
@@ -140,22 +157,22 @@ float Sensors::get_temperature_c(const uint8_t addr[]) {
bus_.read_bytes(scratchpad, SCRATCHPAD_LEN);
if (!bus_.reset()) {
logger_.err(F("Bus reset failed after reading scratchpad from %s"), Device(addr).to_string().c_str());
LOG_ERROR(F("Bus reset failed after reading scratchpad from %s"), Device(addr).to_string().c_str());
return NAN;
}
if (bus_.crc8(scratchpad, SCRATCHPAD_LEN - 1) != scratchpad[SCRATCHPAD_LEN - 1]) {
logger_.warning(F("Invalid scratchpad CRC: %02X%02X%02X%02X%02X%02X%02X%02X%02X from device %s"),
scratchpad[0],
scratchpad[1],
scratchpad[2],
scratchpad[3],
scratchpad[4],
scratchpad[5],
scratchpad[6],
scratchpad[7],
scratchpad[8],
Device(addr).to_string().c_str());
LOG_WARNING(F("Invalid scratchpad CRC: %02X%02X%02X%02X%02X%02X%02X%02X%02X from device %s"),
scratchpad[0],
scratchpad[1],
scratchpad[2],
scratchpad[3],
scratchpad[4],
scratchpad[5],
scratchpad[6],
scratchpad[7],
scratchpad[8],
Device(addr).to_string().c_str());
return NAN;
}
@@ -227,7 +244,7 @@ void Sensors::publish_values() {
// if we're not using nested JSON, send each sensor out seperately
// sensor1, sensor2 etc...
// e.g. sensor_1 = {"temp":20.2}
if (mqtt_format_ != Settings::MQTT_format::NESTED) {
if (mqtt_format_ == Settings::MQTT_format::SINGLE) {
StaticJsonDocument<100> doc;
for (const auto & device : devices_) {
char s[5];
@@ -242,13 +259,14 @@ void Sensors::publish_values() {
}
// group all sensors together - https://github.com/proddy/EMS-ESP/issues/327
// https://arduinojson.org/v6/assistant/
// This is used for both NESTED and HA modes
// sensors = {
// "sensor1":{"id":"28-EA41-9497-0E03-5F","temp":"23.25"},
// "sensor2":{"id":"28-EA41-9497-0E03-5F","temp":"23.25"},
// "sensor3":{"id":"28-EA41-9497-0E03-5F","temp":"23.25"},
// "sensor4":{"id":"28-EA41-9497-0E03-5F","temp":"23.25"}
// }
// const size_t capacity = num_devices * JSON_OBJECT_SIZE(2) + JSON_OBJECT_SIZE(num_devices);
DynamicJsonDocument doc(100 * num_devices);
@@ -263,7 +281,11 @@ void Sensors::publish_values() {
dataSensor["temp"] = Helpers::render_value(s, device.temperature_c_, 2);
}
Mqtt::publish("sensors", doc);
if (mqtt_format_ == Settings::MQTT_format::HA) {
Mqtt::publish("homeassistant/sensor/ems-esp/external/state", doc);
} else {
Mqtt::publish("sensors", doc);
}
}
} // namespace emsesp