weatherstation/firmware/firmware.ino

#include <ESP8266WiFi.h>
#include "config.h"

/**
 * Whishlist:
 * - Push sensor values to influxdb
 * - Webserver for /metrics endpoint (Prometheus)
 * - Show current sensor values over simple webpage
 * - Push sensor values to various 3rd party services
 * 
 * - Auto-Reconnect for WIFI
 * - Buffer sensor values if there is no WIFI connection
 * - Configure weather station over http webinterface
 * - If there are now WiFi credentials, open up an access point to configure it
 */

float currentSensorData[3] = {0.0, 0.0, 0.0};

void connectToWiFi() {
}
bool checkWiFiConnection() {
  return true;
}

void setup() {
  #ifdef DEBUG
    Serial.begin(115200);
  #endif
  
  pinMode(STATUS_LED, OUTPUT);
  connectToWiFi();
}

void loop() {
  digitalWrite(STATUS_LED, LOW);

  while (!checkWiFiConnection()) {
    connectToWiFi();
    delay(5000);
  }
  
  currentSensorData[SENSOR_TEMPERATURE] = fetchTemperature();
  currentSensorData[SENSOR_HUMIDITY] = fetchHumidity();
  currentSensorData[SENSOR_LIGHT] = fetchLight();

  #ifdef DEBUG
    Serial.println("");
    Serial.println("Current readings:");
    Serial.println("Temperature: " + String(currentSensorData[SENSOR_TEMPERATURE]));
    Serial.println("Humidity: " + String(currentSensorData[SENSOR_HUMIDITY]));
    Serial.println("Light: " + String(currentSensorData[SENSOR_LIGHT]));
  #endif

  pushToInfluxDB(currentSensorData);
  
  
  delay(UPDATE_INTERVAL*1000);
}