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main.cpp
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main.cpp
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#include <Arduino.h>
#include <Esp.h>
#include <AsyncElegantOTA.h>
#include <ESPAsyncWebServer.h>
#include "AsyncJson.h"
#include <AsyncMqttClient.h>
extern "C" {
#include "freertos/FreeRTOS.h"
#include "freertos/timers.h"
}
#include "ArduinoJson.h"
#include "hoermann.h"
#include "preferencesKeys.h"
#include "../../WebUI/index_html.h"
#ifdef USE_DS18X20
#include <OneWire.h>
#include <DallasTemperature.h>
#endif
#ifdef USE_BME
#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BME280.h>
#endif
#ifdef USE_DHT22
#include <Adafruit_Sensor.h>
#include <DHT.h>
#endif
// webserver on port 80
AsyncWebServer server(80);
#ifdef SENSORS
int sensor_prox_tresh = 0;
double sensor_temp_thresh = 0;
int sensor_hum_thresh = 0;
int sensor_pres_thresh = 0;
#endif
#ifdef USE_DS18X20
// Setup a oneWire instance to communicate with any OneWire devices
DallasTemperature *ds18x20 = nullptr;
float ds18x20_temp = -99.99;
float ds18x20_last_temp = -99.99;
int ds18x20_pin = 0;
#endif
#ifdef USE_BME
TwoWire I2CBME = TwoWire(0);
Adafruit_BME280 bme;
unsigned bme_status;
float bme_temp = -99.99;
float bme_last_temp = -99.99;
float bme_hum = -99.99;
float bme_last_hum = -99.99;
float bme_pres = -99.99;
float bme_last_pres = -99.99;
int i2c_onoffpin = 0;
int i2c_sdapin = 0;
int i2c_sclpin = 0;
#endif
#ifdef USE_HCSR04
long hcsr04_duration = -99.99;
int hcsr04_distanceCm = 0;
int hcsr04_lastdistanceCm = 0;
int hcsr04_maxdistanceCm = 150;
bool hcsr04_park_available = false;
bool hcsr04_lastpark_available = false;
int hcsr04_tgpin = 0;
int hscr04_ecpin = 0;
#endif
#ifdef USE_DHT22
DHT *dht = nullptr;
float dht22_temp = -99.99;
float dht22_last_temp = -99.99;
float dht22_hum = -99.99;
float dht22_last_hum = -99.99;
int dht_vcc_pin = 0;
#endif
#ifdef USE_HCSR501
int hcsr501stat = 0;
bool hcsr501_laststat = false;
#endif
// sensors
bool new_sensor_data = false;
// mqtt
volatile bool mqttConnected;
AsyncMqttClient mqttClient;
TimerHandle_t mqttReconnectTimer;
TimerHandle_t wifiReconnectTimer;
char lastCommandTopic[64];
char lastCommandPayload[64];
PreferenceHandler prefHandler;
Preferences *localPrefs = nullptr;
class MqttStrings {
public:
char availability_topic [64];
char state_topic [64];
char cmd_topic [64];
char pos_topic [64];
char setpos_topic [64];
char lamp_topic [64];
char door_topic [64];
char vent_topic [64];
char sensor_topic [64];
char debug_topic [64];
String st_availability_topic;
String st_state_topic;
String st_cmd_topic;
String st_cmd_topic_var;
String st_cmd_topic_subs;
String st_pos_topic;
String st_setpos_topic;
String st_lamp_topic;
String st_door_topic;
String st_vent_topic;
String st_sensor_topic;
String st_debug_topic;
};
MqttStrings mqttStrings;
unsigned long resetButtonTimePressed = 0l;
TimerHandle_t resetTimer;
#ifdef DEBUG
bool boot_Flag = true;
#endif
const char *ToHA(bool value)
{
if (value == true)
{
return HA_ON;
}
if (value == false)
{
return HA_OFF;
}
return "UNKNOWN";
}
void setuptMqttStrings(){
String ftopic = "hormann/" + localPrefs->getString(preference_gd_id);
mqttStrings.st_availability_topic = ftopic + "/availability";
mqttStrings.st_state_topic = ftopic + "/state";
mqttStrings.st_cmd_topic = ftopic + "/command";
mqttStrings.st_cmd_topic_var = mqttStrings.st_cmd_topic + "/%s";
mqttStrings.st_cmd_topic_subs = mqttStrings.st_cmd_topic + "/#";
mqttStrings.st_pos_topic = ftopic + "/position";
mqttStrings.st_setpos_topic = ftopic + "/set_position";
mqttStrings.st_lamp_topic = mqttStrings.st_cmd_topic + "/lamp";
mqttStrings.st_door_topic = mqttStrings.st_cmd_topic + "/door";
mqttStrings.st_vent_topic = mqttStrings.st_cmd_topic + "/vent";
mqttStrings.st_sensor_topic = ftopic + "/sensor";
mqttStrings.st_debug_topic = ftopic + "/debug";
strcpy(mqttStrings.availability_topic, mqttStrings.st_availability_topic.c_str());
strcpy(mqttStrings.state_topic, mqttStrings.st_state_topic.c_str());
strcpy(mqttStrings.cmd_topic, mqttStrings.st_cmd_topic.c_str());
strcpy(mqttStrings.pos_topic, mqttStrings.st_pos_topic.c_str());
strcpy(mqttStrings.setpos_topic, mqttStrings.st_setpos_topic.c_str());
strcpy(mqttStrings.lamp_topic, mqttStrings.st_lamp_topic.c_str());
strcpy(mqttStrings.door_topic, mqttStrings.st_door_topic.c_str());
strcpy(mqttStrings.vent_topic, mqttStrings.st_vent_topic.c_str());
strcpy(mqttStrings.sensor_topic, mqttStrings.st_sensor_topic.c_str());
strcpy(mqttStrings.debug_topic, mqttStrings.st_debug_topic.c_str());
}
void IRAM_ATTR reset_button_change(){
if (digitalRead(0) == 0)
{
// Pressed
resetButtonTimePressed = millis();
} else {
// unpressed
unsigned long timeNow = millis();
int timeInSecs = (timeNow - resetButtonTimePressed) / 1000;
if (timeInSecs > 5)
{
xTimerStart(resetTimer, 0);
}
resetButtonTimePressed = 0;
}
}
void resetPreferences()
{
xTimerStop(resetTimer, 0);
Serial.println("Resetting config...");
prefHandler.resetPreferences();
}
void switchLamp(bool on){
hoermannEngine->turnLight(on);
}
void connectToWifi() {
/*if (localPrefs->getBool(preference_wifi_ap_mode))
{
Serial.println("WIFI AP mode enabled, set Hostname");
WiFi.softAP(prefHandler.getPreferencesCache()->hostname);
return;
}*/
if (localPrefs->getString(preference_wifi_ssid) != "")
{
Serial.println("Connecting to Wi-Fi...");
WiFi.begin(localPrefs->getString(preference_wifi_ssid).c_str(), localPrefs->getString(preference_wifi_password).c_str());
} else
{
Serial.println("No WiFi Client enabled");
}
//Serial.println("Connecting to Wi-Fi...");
//this disocnnect should not be necessary as we restart the esp after changing form AP mode to Station mode.
//WiFi.softAPdisconnect(true); //stop AP, we now work as a wifi client
}
void connectToMqtt()
{
Serial.println("Connecting to MQTT...");
mqttClient.connect();
}
void onMqttDisconnect(AsyncMqttClientDisconnectReason reason)
{
mqttConnected = false;
#ifdef DEBUG
switch (reason) {
case AsyncMqttClientDisconnectReason::TCP_DISCONNECTED:
Serial.println("Disconnected from MQTT. reason : TCP_DISCONNECTED");
break;
case AsyncMqttClientDisconnectReason::MQTT_UNACCEPTABLE_PROTOCOL_VERSION:
Serial.println("Disconnected from MQTT. reason : MQTT_UNACCEPTABLE_PROTOCOL_VERSION");
break;
case AsyncMqttClientDisconnectReason::MQTT_IDENTIFIER_REJECTED:
Serial.println("Disconnected from MQTT. reason : MQTT_IDENTIFIER_REJECTED");
break;
case AsyncMqttClientDisconnectReason::MQTT_SERVER_UNAVAILABLE:
Serial.println("Disconnected from MQTT. reason : MQTT_SERVER_UNAVAILABLE");
break;
case AsyncMqttClientDisconnectReason::ESP8266_NOT_ENOUGH_SPACE:
Serial.println("Disconnected from MQTT. reason : ESP8266_NOT_ENOUGH_SPACE");
break;
case AsyncMqttClientDisconnectReason::MQTT_MALFORMED_CREDENTIALS:
Serial.println("Disconnected from MQTT. reason : MQTT_MALFORMED_CREDENTIALS");
break;
case AsyncMqttClientDisconnectReason::MQTT_NOT_AUTHORIZED:
Serial.println("Disconnected from MQTT. reason : MQTT_NOT_AUTHORIZED");
break;
case AsyncMqttClientDisconnectReason::TLS_BAD_FINGERPRINT:
Serial.println("Disconnected from MQTT. reason :TLS_BAD_FINGERPRINT");
break;
default: break;
}
#endif
if (WiFi.isConnected()) {
xTimerStart(mqttReconnectTimer, 0);
}
}
void onMqttPublish(uint16_t packetId){
}
void updateDoorStatus(bool forceUpate = false)
{
// onyl send updates when state changed
if (hoermannEngine->state->changed || forceUpate){
hoermannEngine->state->clearChanged();
DynamicJsonDocument doc(1024);
char payload[1024];
const char *venting = HA_CLOSE;
doc["valid"] = hoermannEngine->state->valid;
doc["doorposition"] = (int)(hoermannEngine->state->currentPosition * 100);
doc["lamp"] = ToHA(hoermannEngine->state->lightOn);
doc["doorstate"] = hoermannEngine->state->coverState;
doc["detailedState"] = hoermannEngine->state->translatedState;
if (hoermannEngine->state->translatedState == HA_VENT){
venting = HA_VENT;
}
doc["vent"] = venting;
serializeJson(doc, payload);
mqttClient.publish(mqttStrings.state_topic, 1, true, payload);
sprintf(payload, "%d", (int)(hoermannEngine->state->currentPosition * 100));
mqttClient.publish(mqttStrings.pos_topic, 1, true, payload);
}
}
void updateSensors(bool forceUpate = false){
#ifdef SENSORS
if (new_sensor_data || forceUpate) {
new_sensor_data = false;
DynamicJsonDocument doc(1024); //2048 needed because of BME280 float values!
char payload[1024];
char buf[20];
#ifdef USE_DS18X20
dtostrf(ds18x20_temp,2,2,buf); // convert to string
//Serial.println("Temp: "+ (String)buf);
doc["temp"] = buf;
#endif
#ifdef USE_BME
dtostrf(bme_temp,2,2,buf); // convert to string
//Serial.println("Temp: "+ (String)buf);
doc["temp"] = buf;
dtostrf(bme_hum,2,2,buf); // convert to string
//Serial.println("Hum: "+ (String)buf);
doc["hum"] = buf;
dtostrf(bme_pres,2,1,buf); // convert to string
//Serial.println("Pres: "+ (String)buf);
doc["pres"] = buf;
#endif
#ifdef USE_HCSR04
sprintf(buf, "%d", hcsr04_distanceCm);
doc["dist"] = buf;
doc["free"] = ToHA(hcsr04_park_available);
#endif
#ifdef USE_DHT22
dtostrf(dht22_temp,2,2,buf);
doc["temp"] = buf;
dtostrf(dht22_hum,2,2,buf);
doc["hum"] = buf;
#endif
serializeJson(doc, payload);
mqttClient.publish(mqttStrings.sensor_topic, 0, false, payload); //uint16_t publish(const char* topic, uint8_t qos, bool retain, const char* payload = nullptr, size_t length = 0)
}
#endif
}
void onMqttMessage(char *topic, char *payload, AsyncMqttClientMessageProperties properties, size_t len, size_t index, size_t total)
{
// Note that payload is NOT a string; it contains raw data.
// https://github.com/marvinroger/async-mqtt-client/blob/develop/docs/5.-Troubleshooting.md
strcpy(lastCommandTopic, topic);
strncpy(lastCommandPayload, payload, len);
lastCommandPayload[len] = '\0';
if (strcmp(topic, mqttStrings.lamp_topic) == 0){
if (strncmp(payload, HA_ON, len) == 0){
switchLamp(true);
}
else if (strncmp(payload, HA_OFF, len) == 0){
switchLamp(false);
}
else{
hoermannEngine->toogleLight();
}
}
else if (strcmp(mqttStrings.door_topic, topic) == 0 || strcmp(mqttStrings.vent_topic, topic) == 0){
if (strncmp(payload, HA_OPEN, len) == 0){
hoermannEngine->openDoor();
}
else if (strncmp(payload, HA_CLOSE, len) == 0){
hoermannEngine->closeDoor();
}
else if (strncmp(payload, HA_STOP, len) == 0){
hoermannEngine->stopDoor();
}
else if (strncmp(payload, HA_HALF, len) == 0){
hoermannEngine->halfPositionDoor();
}
else if (strncmp(payload, HA_VENT, len) == 0){
hoermannEngine->ventilationPositionDoor();
}
}
else if (strcmp(mqttStrings.setpos_topic, topic) == 0){
hoermannEngine->setPosition(atoi(lastCommandPayload));
}
}
void sendOnline()
{
mqttClient.publish(mqttStrings.availability_topic, 0, true, HA_ONLINE);
}
void setWill()
{
mqttClient.setWill(mqttStrings.availability_topic, 0, true, HA_OFFLINE);
}
void sendDebug(char *key, String value)
{
DynamicJsonDocument doc(1024);
char payload[1024];
doc["reset-reason"] = esp_reset_reason();
doc["debug"] = hoermannEngine->state->debugMessage;
serializeJson(doc, payload);
mqttClient.publish(mqttStrings.debug_topic, 0, false, payload); //uint16_t publish(const char* topic, uint8_t qos, bool retain, const char* payload = nullptr, size_t length = 0)
}
void sendDiscoveryMessageForBinarySensor(const char name[], const char topic[], const char key[], const char off[], const char on[], const JsonDocument& device)
{
char full_topic[64];
sprintf(full_topic, HA_DISCOVERY_BIN_SENSOR, localPrefs->getString(preference_gd_id), key);
char uid[64];
sprintf(uid, "%s_binary_sensor_%s", localPrefs->getString(preference_gd_id), key);
char vtemp[64];
sprintf(vtemp, "{{ value_json.%s }}", key);
DynamicJsonDocument doc(1024);
doc["name"] = name;
doc["state_topic"] = topic;
doc["availability_topic"] = mqttStrings.availability_topic;
doc["payload_available"] = HA_ONLINE;
doc["payload_not_available"] = HA_OFFLINE;
doc["unique_id"] = uid;
doc["value_template"] = vtemp;
doc["payload_on"] = on;
doc["payload_off"] = off;
doc["device"] = device;
char payload[1024];
serializeJson(doc, payload);
//-//Serial.write(payload);
mqttClient.publish(full_topic, 1, true, payload);
}
void sendDiscoveryMessageForAVSensor(const JsonDocument& device)
{
char full_topic[64];
sprintf(full_topic, HA_DISCOVERY_AV_SENSOR, localPrefs->getString(preference_gd_id));
char uid[64];
sprintf(uid, "%s_sensor_availability", localPrefs->getString(preference_gd_id));
DynamicJsonDocument doc(1024);
doc["name"] = localPrefs->getString(preference_gd_avail);
doc["state_topic"] = mqttStrings.availability_topic;
doc["unique_id"] = uid;
doc["device"] = device;
char payload[1024];
serializeJson(doc, payload);
//-//Serial.write(payload);
mqttClient.publish(full_topic, 1, true, payload);
}
void sendDiscoveryMessageForSensor(const char name[], const char topic[], const char key[], const JsonDocument& device)
{
char full_topic[64];
sprintf(full_topic, HA_DISCOVERY_SENSOR, localPrefs->getString(preference_gd_id), key);
char uid[64];
sprintf(uid, "%s_sensor_%s", localPrefs->getString(preference_gd_id), key);
char vtemp[64];
sprintf(vtemp, "{{ value_json.%s }}", key);
DynamicJsonDocument doc(1024);
doc["name"] = name;
doc["state_topic"] = topic;
doc["availability_topic"] = mqttStrings.availability_topic;
doc["payload_available"] = HA_ONLINE;
doc["payload_not_available"] = HA_OFFLINE;
doc["unique_id"] = uid;
doc["value_template"] = vtemp;
doc["device"] = device;
char payload[1024];
serializeJson(doc, payload);
//-//Serial.write(payload);
mqttClient.publish(full_topic, 1, true, payload);
}
void sendDiscoveryMessageForDebug(const char name[], const char key[], const JsonDocument& device)
{
char command_topic[64];
sprintf(command_topic, mqttStrings.st_cmd_topic_var.c_str(), mqttStrings.debug_topic);
char full_topic[64];
sprintf(full_topic, HA_DISCOVERY_TEXT, localPrefs->getString(preference_gd_id), key);
char uid[64];
sprintf(uid, "%s_text_%s", localPrefs->getString(preference_gd_id), key);
char vtemp[64];
sprintf(vtemp, "{{ value_json.%s }}", key);
DynamicJsonDocument doc(1024);
doc["name"] = name;
doc["state_topic"] = mqttStrings.debug_topic;
doc["command_topic"] = command_topic;
doc["availability_topic"] = mqttStrings.availability_topic;
doc["payload_available"] = HA_ONLINE;
doc["payload_not_available"] = HA_OFFLINE;
doc["unique_id"] = uid;
doc["value_template"] = vtemp;
doc["device"] = device;
char payload[1024];
serializeJson(doc, payload);
//-//Serial.write(payload);
mqttClient.publish(full_topic, 1, true, payload);
}
void sendDiscoveryMessageForSwitch(const char name[], const char discovery[], const char topic[], const char off[], const char on[], const char icon[], const JsonDocument& device, bool optimistic = false)
{
char command_topic[64];
sprintf(command_topic, mqttStrings.st_cmd_topic_var.c_str(), topic);
char full_topic[64];
sprintf(full_topic, discovery, localPrefs->getString(preference_gd_id), topic);
char value_template[64];
sprintf(value_template, "{{ value_json.%s }}", topic);
char uid[64];
if (discovery == HA_DISCOVERY_LIGHT){
sprintf(uid, "%s_light_%s",localPrefs->getString(preference_gd_id), topic);
}
else{
sprintf(uid, "%s_switch_%s",localPrefs->getString(preference_gd_id), topic);
}
DynamicJsonDocument doc(1024);
doc["name"] = name;
doc["state_topic"] = mqttStrings.state_topic;
doc["command_topic"] = command_topic;
doc["payload_on"] = on;
doc["payload_off"] = off;
doc["icon"] = icon;
doc["availability_topic"] = mqttStrings.availability_topic;
doc["payload_available"] = HA_ONLINE;
doc["payload_not_available"] = HA_OFFLINE;
doc["unique_id"] = uid;
doc["value_template"] = value_template;
doc["optimistic"] = optimistic;
doc["device"] = device;
char payload[1024];
serializeJson(doc, payload);
//-//Serial.write(payload);
mqttClient.publish(full_topic, 1, true, payload);
}
void sendDiscoveryMessageForCover(const char name[], const char topic[], const JsonDocument& device)
{
char command_topic[64];
sprintf(command_topic, mqttStrings.st_cmd_topic_var.c_str(), topic);
char full_topic[64];
sprintf(full_topic, HA_DISCOVERY_COVER, localPrefs->getString(preference_gd_id), topic);
char uid[64];
sprintf(uid, "%s_cover_%s", localPrefs->getString(preference_gd_id), topic);
DynamicJsonDocument doc(1024);
//if it didn't work try without state topic.
doc["name"] = name;
doc["state_topic"] = mqttStrings.state_topic;
doc["command_topic"] = command_topic;
doc["position_topic"] = mqttStrings.pos_topic;
doc["set_position_topic"] = mqttStrings.setpos_topic;
doc["position_open"] = 100;
doc["position_closed"] = 0;
doc["payload_open"] = HA_OPEN;
doc["payload_close"] = HA_CLOSE;
doc["payload_stop"] = HA_STOP;
#ifdef AlignToOpenHab
doc["value_template"] = "{{ value_json.doorposition }}";
#else
doc["value_template"] = "{{ value_json.doorstate }}";
#endif
doc["state_open"] = HA_OPEN;
doc["state_opening"] = HA_OPENING;
doc["state_closed"] = HA_CLOSED;
doc["state_closing"] = HA_CLOSING;
doc["state_stopped"] = HA_STOP;
doc["availability_topic"] = mqttStrings.availability_topic;
doc["payload_available"] = HA_ONLINE;
doc["payload_not_available"] = HA_OFFLINE;
doc["unique_id"] = uid;
doc["device_class"] = "garage";
doc["device"] = device;
char payload[1024];
serializeJson(doc, payload);
//-//Serial.write(payload);
mqttClient.publish(full_topic, 1, true, payload);
}
void sendDiscoveryMessage()
{
//declare json object here for device instead of creating in each methode. 150 bytes should be enough
const int capacity = JSON_OBJECT_SIZE(6);
StaticJsonDocument<capacity> device;
device["identifiers"] = localPrefs->getString(preference_gd_name);
device["name"] = localPrefs->getString(preference_gd_name);
device["sw_version"] = HA_VERSION;
device["model"] = "Garage Door";
device["manufacturer"] = "Hörmann";
sendDiscoveryMessageForAVSensor(device);
//not able to get it working sending the discovery message for light.
sendDiscoveryMessageForSwitch(localPrefs->getString(preference_gd_light).c_str(), HA_DISCOVERY_SWITCH, "lamp", HA_OFF, HA_ON, "mdi:lightbulb", device);
sendDiscoveryMessageForBinarySensor(localPrefs->getString(preference_gd_light).c_str(), mqttStrings.state_topic, "lamp", HA_OFF, HA_ON, device);
sendDiscoveryMessageForSwitch(localPrefs->getString(preference_gd_vent).c_str(), HA_DISCOVERY_SWITCH, "vent", HA_CLOSE, HA_VENT, "mdi:air-filter", device);
sendDiscoveryMessageForCover(localPrefs->getString(preference_gd_name).c_str(), "door", device);
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gd_status).c_str(), mqttStrings.state_topic, "doorstate", device);
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gd_det_status).c_str(), mqttStrings.state_topic, "detailedState", device);
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gd_position).c_str(), mqttStrings.state_topic, "doorposition", device);
#ifdef SENSORS
#if defined(USE_BME)
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gs_temp).c_str(), mqttStrings.sensor_topic, "temp", device);
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gs_hum).c_str(), mqttStrings.sensor_topic, "hum", device);
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gs_pres).c_str(), mqttStrings.sensor_topic, "pres", device);
#elif defined(USE_DS18X20)
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gs_temp).c_str(), mqttStrings.sensor_topic, "temp", device);
#endif
#if defined(USE_HCSR04)
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gs_free_dist).c_str(), mqttStrings.sensor_topic, "dist", device);
sendDiscoveryMessageForBinarySensor(localPrefs->getString(preference_gs_park_avail).c_str(), mqttStrings.sensor_topic, "free", HA_OFF, HA_ON, device);
#endif
#if defined(USE_DHT22)
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gs_temp).c_str(), mqttStrings.sensor_topic, "temp", device);
sendDiscoveryMessageForSensor(localPrefs->getString(preference_gs_hum).c_str(), mqttStrings.sensor_topic, "hum", device);
#endif
#if defined(USE_HCSR501)
sendDiscoveryMessageForBinarySensor(localPrefs->getString(preference_sensor_sr501).c_str(), mqttStrings.sensor_topic, "motion", HA_OFF, HA_ON, device);
#endif
#endif
#ifdef DEBUG
sendDiscoveryMessageForDebug(localPrefs->getString(preference_gd_debug).c_str(), "debug", device);
sendDiscoveryMessageForDebug(localPrefs->getString(preference_gd_debug_restart).c_str(), "reset-reason", device);
#endif
}
void onMqttConnect(bool sessionPresent)
{
Serial.println("Function on mqtt connect.");
mqttConnected = true;
xTimerStop(mqttReconnectTimer, 0); // stop timer as we are connected to Mqtt again
sendOnline();
mqttClient.subscribe(mqttStrings.st_cmd_topic_subs.c_str(), 1);
updateDoorStatus(true);
updateSensors(true);
sendDiscoveryMessage();
#ifdef DEBUG
if (boot_Flag){
int i = esp_reset_reason();
char val[3];
sprintf(val, "%i", i);
sendDebug("ResetReason", val);
boot_Flag = false;
}
#endif
}
void mqttTaskFunc(void *parameter)
{
while (true)
{
if (mqttConnected){
updateDoorStatus();
updateSensors();
#ifdef DEBUG
if (hoermannEngine->state->debMessage){
hoermannEngine->state->clearDebug();
sendDebug();
}
#endif
}
vTaskDelay(READ_DELAY); // delay task xxx ms
}
}
TaskHandle_t mqttTask;
void SensorCheck(void *parameter){
while(true){
// handle motion sensor at first and send state immediately. Do not
// use updateSensors to avoid unneccessary polling of the other sensors
#ifdef USE_HCSR501
hcsr501stat = digitalRead(SR501PIN);
if (hcsr501stat != hcsr501_laststat) {
hcsr501_laststat = hcsr501stat;
DynamicJsonDocument doc(1024);
char payload[1024];
if (hcsr501stat) {
doc["motion"] = HA_ON;
}
else {
doc["motion"] = HA_OFF;
}
serializeJson(doc, payload);
mqttClient.publish(mqttStrings.sensor_topic, 1, true, payload);
}
#endif
#ifdef USE_DS18X20
ds18x20_temp = ds18x20->getTempCByIndex(0);
if (abs(ds18x20_temp-ds18x20_last_temp) >= sensor_temp_thresh){
ds18x20_last_temp = ds18x20_temp;
new_sensor_data = true;
}
#endif
#ifdef USE_BME
if (digitalRead(i2c_onoffpin) == LOW) {
digitalWrite(i2c_onoffpin, HIGH); // activate sensor
sleep(10);
I2CBME.begin(i2c_sdapin, i2c_sclpin); // https://randomnerdtutorials.com/esp32-i2c-communication-arduino-ide/
bme_status = bme.begin(0x76, &I2CBME); // check sensor. adreess can be 0x76 or 0x77
//bme_status = bme.begin(); // check sensor. adreess can be 0x76 or 0x77
}
if (!bme_status) {
DynamicJsonDocument doc(1024); //2048 needed because of BME280 float values!
// char payload[1024];
// doc["bme_status"] = "Could not find a valid BME280 sensor!"; // see: https://github.com/adafruit/Adafruit_BME280_Library/blob/master/examples/bme280test/bme280test.ino#L49
// serializeJson(doc, payload);
// mqttClient.publish(SENSOR_TOPIC, 0, false, payload); //uint16_t publish(const char* topic, uint8_t qos, bool retain, const char* payload = nullptr, size_t length = 0)
digitalWrite(i2c_onoffpin, LOW); // deactivate sensor
} else {
bme_temp = bme.readTemperature(); // round float
bme_hum = bme.readHumidity();
bme_pres = bme.readPressure()/100; // convert from pascal to mbar
if (bme_hum < 99.9){ // I2C hung up ...
if (abs(bme_temp-bme_last_temp) >= sensor_temp_thresh || abs(bme_hum-bme_last_hum) >= sensor_hum_thresh || abs(bme_pres-bme_last_pres) >= sensor_pres_thresh){
bme_last_temp = bme_temp;
bme_last_hum = bme_hum;
bme_last_pres = bme_pres;
new_sensor_data = true;
}
} else {
digitalWrite(i2c_onoffpin, LOW); // deactivate sensor
}
}
#endif
#ifdef USE_HCSR04
// Clears the trigPin
digitalWrite(hcsr04_tgpin, LOW);
delayMicroseconds(2);
// Sets the trigPin on HIGH state for 10 micro seconds
digitalWrite(hcsr04_tgpin, HIGH);
delayMicroseconds(10);
digitalWrite(hcsr04_tgpin, LOW);
// Reads the echoPin, returns the sound wave travel time in microseconds
hcsr04_duration = pulseIn(hscr04_ecpin, HIGH);
// Calculate the distance
hcsr04_distanceCm = hcsr04_duration * SOUND_SPEED/2;
if (hcsr04_distanceCm > hcsr04_maxdistanceCm) {
// set new Max
hcsr04_maxdistanceCm = hcsr04_distanceCm;
}
if ((hcsr04_distanceCm + sensor_prox_tresh) > hcsr04_maxdistanceCm ){
hcsr04_park_available = true;
} else {
hcsr04_park_available = false;
}
if (abs(hcsr04_distanceCm-hcsr04_lastdistanceCm) >= sensor_prox_tresh || hcsr04_park_available != hcsr04_lastpark_available ){
hcsr04_lastdistanceCm = hcsr04_distanceCm;
hcsr04_lastpark_available = hcsr04_park_available;
new_sensor_data = true;
}
#endif
#ifdef USE_DHT22
pinMode(dht_vcc_pin, OUTPUT);
digitalWrite(dht_vcc_pin, HIGH);
dht->begin();
dht22_temp = dht->readTemperature();
dht22_hum = dht->readHumidity();
if (abs(dht22_temp) >= sensor_temp_thresh || abs(dht22_hum) >= sensor_hum_thresh){
dht22_last_temp = dht22_temp;
dht22_last_hum = dht22_hum;
new_sensor_data = true;
}
#endif
vTaskDelay(localPrefs->getInt(preference_query_interval_sensors)*1000); // delay task xxx ms if statemachine had nothing to do
//vTaskDelay(SENSE_PERIOD); // TODO take from Preferences
}
}
TaskHandle_t sensorTask;
void WiFiEvent(WiFiEvent_t event) {
String eventInfo = "No Info";
switch (event) {
case ARDUINO_EVENT_WIFI_READY:
eventInfo = "WiFi interface ready";
break;
case ARDUINO_EVENT_WIFI_SCAN_DONE:
eventInfo = "Completed scan for access points";
break;
case ARDUINO_EVENT_WIFI_STA_START:
eventInfo = "WiFi client started";
break;
case ARDUINO_EVENT_WIFI_STA_STOP:
eventInfo = "WiFi clients stopped";
break;
case ARDUINO_EVENT_WIFI_STA_CONNECTED:
eventInfo = "Connected to access point";
break;
case ARDUINO_EVENT_WIFI_STA_DISCONNECTED:
eventInfo = "Disconnected from WiFi access point";
xTimerStop(mqttReconnectTimer, 0); // ensure we don't reconnect to MQTT while reconnecting to Wi-Fi
xTimerStart(wifiReconnectTimer, 0);
break;
case ARDUINO_EVENT_WIFI_STA_AUTHMODE_CHANGE:
eventInfo = "Authentication mode of access point has changed";
break;
case ARDUINO_EVENT_WIFI_STA_GOT_IP:
eventInfo = "Obtained IP address";
xTimerStop(wifiReconnectTimer, 0); // stop in case it was started
xTimerStart(mqttReconnectTimer, 0);
//Serial.println(WiFi.localIP());
break;
case ARDUINO_EVENT_WIFI_STA_LOST_IP:
eventInfo = "Lost IP address and IP address is reset to 0";
break;
case ARDUINO_EVENT_WPS_ER_SUCCESS:
eventInfo = "WiFi Protected Setup (WPS): succeeded in enrollee mode";
break;
case ARDUINO_EVENT_WPS_ER_FAILED:
eventInfo = "WiFi Protected Setup (WPS): failed in enrollee mode";
break;
case ARDUINO_EVENT_WPS_ER_TIMEOUT:
eventInfo = "WiFi Protected Setup (WPS): timeout in enrollee mode";
break;
case ARDUINO_EVENT_WPS_ER_PIN:
eventInfo = "WiFi Protected Setup (WPS): pin code in enrollee mode";
break;
case ARDUINO_EVENT_WIFI_AP_START:
eventInfo = "WiFi access point started";
break;
case ARDUINO_EVENT_WIFI_AP_STOP:
eventInfo = "WiFi access point stopped";
break;
case ARDUINO_EVENT_WIFI_AP_STACONNECTED:
eventInfo = "Client connected";
break;
case ARDUINO_EVENT_WIFI_AP_STADISCONNECTED:
eventInfo = "Client disconnected";
break;
case ARDUINO_EVENT_WIFI_AP_STAIPASSIGNED:
eventInfo = "Assigned IP address to client";
break;
case ARDUINO_EVENT_WIFI_AP_PROBEREQRECVED:
eventInfo = "Received probe request";
break;
case ARDUINO_EVENT_WIFI_AP_GOT_IP6:
eventInfo = "AP IPv6 is preferred";
break;
case ARDUINO_EVENT_WIFI_STA_GOT_IP6:
eventInfo = "STA IPv6 is preferred";
break;
case ARDUINO_EVENT_ETH_GOT_IP6:
eventInfo = "Ethernet IPv6 is preferred";
break;
case ARDUINO_EVENT_ETH_START:
eventInfo = "Ethernet started";
break;
case ARDUINO_EVENT_ETH_STOP:
eventInfo = "Ethernet stopped";
break;
case ARDUINO_EVENT_ETH_CONNECTED:
eventInfo = "Ethernet connected";
break;
case ARDUINO_EVENT_ETH_DISCONNECTED:
eventInfo = "Ethernet disconnected";
break;
case ARDUINO_EVENT_ETH_GOT_IP:
eventInfo = "Obtained IP address";
break;
default: break;
}
Serial.print("WIFI-Event: ");
Serial.println(eventInfo);
}
// setup mcu
void setup()
{
// Serial
Serial.begin(9600);
/*
while (Serial.available()==0){
//only continues if an input get received from serial.
;
}
*/
// setup preferences
prefHandler.initPreferences();
localPrefs = prefHandler.getPreferences();
// setup modbus
hoermannEngine->setup(localPrefs);
//Add interrupts for Factoryreset over Boot button
pinMode(0, INPUT_PULLUP);
attachInterrupt(digitalPinToInterrupt(0), reset_button_change, CHANGE);
resetTimer = xTimerCreate("resetTimer", pdMS_TO_TICKS(10), pdFALSE, (void*)0, reinterpret_cast<TimerCallbackFunction_t>(resetPreferences));
// setup wifi
mqttReconnectTimer = xTimerCreate("mqttTimer", pdMS_TO_TICKS(2000), pdFALSE, (void*)0, reinterpret_cast<TimerCallbackFunction_t>(connectToMqtt));
wifiReconnectTimer = xTimerCreate("wifiTimer", pdMS_TO_TICKS(2000), pdFALSE, (void*)0, reinterpret_cast<TimerCallbackFunction_t>(connectToWifi));
WiFi.setHostname(prefHandler.getPreferencesCache()->hostname);
if (localPrefs->getBool(preference_wifi_ap_mode)){
Serial.println("WIFI AP enabled");
WiFi.mode(WIFI_AP_STA);
WiFi.softAP(prefHandler.getPreferencesCache()->hostname);
}
else{
WiFi.mode(WIFI_STA);
}
WiFi.onEvent(WiFiEvent);
setuptMqttStrings();
mqttClient.onConnect(onMqttConnect);
mqttClient.onDisconnect(onMqttDisconnect);
mqttClient.onMessage(onMqttMessage);
mqttClient.onPublish(onMqttPublish);
mqttClient.setServer(prefHandler.getPreferencesCache()->mqtt_server, localPrefs->getInt(preference_mqtt_server_port));
mqttClient.setCredentials(prefHandler.getPreferencesCache()->mqtt_user, prefHandler.getPreferencesCache()->mqtt_password);
setWill();
delay(1000);
connectToWifi();
xTaskCreatePinnedToCore(
mqttTaskFunc, /* Function to implement the task */
"MqttTask", /* Name of the task */
10000, /* Stack size in words */
NULL, /* Task input parameter */
// 1, /* Priority of the task */
configMAX_PRIORITIES - 3,
&mqttTask, /* Task handle. */
0); /* Core where the task should run */
#ifdef SENSORS
sensor_prox_tresh = localPrefs->getInt(preference_sensor_prox_treshold);
sensor_temp_thresh = localPrefs->getInt(preference_sensor_prox_treshold);
sensor_hum_thresh = localPrefs->getInt(preference_sensor_prox_treshold);
sensor_pres_thresh = localPrefs->getInt(preference_sensor_prox_treshold);
#ifdef USE_DS18X20
ds18x20_pin = localPrefs->getInt(preference_sensor_ds18x20_pin);
OneWire oneWire(ds18x20_pin);
static DallasTemperature static_ds18x20(&oneWire);
// save its address.
ds18x20 = &static_ds18x20;
ds18x20->begin();
#endif
#ifdef USE_BME
i2c_onoffpin = localPrefs->getInt(preference_sensor_i2c_on_off);
i2c_sdapin = localPrefs->getInt(preference_sensor_i2c_sda);
i2c_sclpin = localPrefs->getInt(preference_sensor_i2c_scl);
pinMode(i2c_onoffpin, OUTPUT);
I2CBME.begin(i2c_sdapin, i2c_sclpin); // https://randomnerdtutorials.com/esp32-i2c-communication-arduino-ide/
bme_status = bme.begin(0x76, &I2CBME); // check sensor. adreess can be 0x76 or 0x77
//bme_status = bme.begin(); // check sensor. adreess can be 0x76 or 0x77
#endif
#ifdef USE_HCSR04
hcsr04_tgpin = localPrefs->getInt(preference_sensor_sr04_trigpin);
hscr04_ecpin = localPrefs->getInt(preference_sensor_sr04_echopin);
hcsr04_maxdistanceCm = localPrefs->getInt(preference_sensor_sr04_max_dist);
pinMode(hcsr04_tgpin, OUTPUT); // Sets the trigPin as an Output
pinMode(hscr04_ecpin, INPUT); // Sets the echoPin as an Input
#endif
#ifdef USE_HCSR501
pinMode(SR501PIN, INPUT); // Sets the trigPin as an Output
hcsr501_laststat = digitalRead(SR501PIN); // read first state of sensor
#endif
#ifdef USE_DHT22
dht_vcc_pin = localPrefs->getInt(preference_sensor_dht_vcc_pin);
static DHT static_dht(dht_vcc_pin, DHTTYPE);
// save its address.
dht = &static_dht;