#define TEMP_SENSOR_PIN 12
#define HUMIDITY_SENSOR_PIN 12
#define FAN_PIN 15
#define CO2_PIN 16
#define ULTRASONIC_PIN 17

#define CHECK_FREQUENCY 2      // check sensors every 2 seconds
#define HUMIDITY_DESIRED 75
#define HUMIDITY_VARIATION 3   // ultrasonic turns on at (75 - 3 = 72) and off
                               // at (75 + 3 = 78)

#include "ota.h"

// Tempature + Humidity Sensor
#include <WiFiClient.h>
#include <DHT.h>
#define DHTPIN 12
#define DHTTYPE DHT11
DHT dht(DHTPIN, DHTTYPE);

WiFiClient *wific = 0;

void setup () {
  setupWifi((char *) hostname);
  setupOTA((char *) hostname);

  Serial.begin(115200);
  Serial.println(F("Mushing..."));

  dht.begin();                  // temp+humidity sensor
  wific = new WiFiClient();
}

void log_reading ( float temp_c, float humidity, float heat_index_c ) {
  auto fmt = "T: %.2f H: %.2f HI: %.2f\r\n";
  char buf[500];
  snprintf(buf, sizeof(buf), fmt, temp_c, humidity, heat_index_c);
  //Serial.printf(fmt, temp_c, humidity, heat_index_c);
  Serial.print(buf);
  if (wific->connected()) {
    wific->write(buf);
  }
}

void loop() {
  ArduinoOTA.handle();


  auto ip = IPAddress(192,168,1,2);
  auto port = 3141;
  if (!wific->connected()) {
    Serial.println("Attempting to connect");
    wific->connect(ip, port);
  }

  // Wait a few seconds between measurements.
  delay(2000);

  float h = dht.readHumidity();
  float t = dht.readTemperature();
  // Check if any reads failed and exit early (to try again).
  if (isnan(h) || isnan(t) ) {
    Serial.println(F("Failed to read from DHT sensor!"));
    return;
  }
  float hic = dht.computeHeatIndex(t, h, false);

  log_reading(t, h, hic);
}