#include <WiFi.h>
#include <Adafruit_BMP085.h>
#include "Adafruit_MQTT.h"
#include "Adafruit_MQTT_Client.h"

/************************* WiFi Access Point *********************************/

#define WLAN_SSID       "WR3005N3-757E"
#define WLAN_PASS       "70029949"

/************************* Adafruit.io Setup *********************************/

#define AIO_SERVER      "io.adafruit.com"
#define AIO_SERVERPORT  1883                   // use 8883 for SSL
#define AIO_USERNAME  "Anushka_Tiwari"
#define AIO_KEY       "aio_aGyh68PpSxzmYR3go0ZOwqP0gqCh"




WiFiClient client;



Adafruit_MQTT_Client mqtt(&client, AIO_SERVER, AIO_SERVERPORT, AIO_USERNAME, AIO_KEY);

/****************************** Feeds ***************************************/

// Setup a feed called 'temperature' for publishing.
// Notice MQTT paths for AIO follow the form: <username>/feeds/<feedname>

Adafruit_MQTT_Publish temperature = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/Temperature");

Adafruit_MQTT_Publish level = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/Pressure");

// Setup a feed called 'sw1' for subscribing to changes.
Adafruit_MQTT_Subscribe sw1 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/Room AC");

Adafruit_MQTT_Subscribe sw2 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/Room Light");

/*************************** Sketch Code ************************************/



void MQTT_connect();
const int led1 = 18;
const int led2 = 19;

float p;
String stringOne,stringTwo;

Adafruit_BMP085 bmp;





void setup() {










  
Serial.begin(9600);
delay(10);
pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
digitalWrite(led1, LOW);
digitalWrite(led2, LOW);
  // Connect to WiFi access point.
  Serial.println(); Serial.println();
  Serial.print("Connecting to ");
  Serial.println(WLAN_SSID);

  WiFi.begin(WLAN_SSID, WLAN_PASS);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println();

  Serial.println("WiFi connected");
  Serial.println("IP address: "); Serial.println(WiFi.localIP());

  // Setup MQTT subscription for sw1 feed.
  mqtt.subscribe(&sw1);
  
  // Setup MQTT subscription for sw2 feed.
  mqtt.subscribe(&sw2);

  if (!bmp.begin()){
    Serial.println("BMP180 Sensor not found ! ! !");
    while (1){}
  }
}

uint32_t x=0;

void loop() {
p = bmp.readPressure();
t = bmp.readTemperature();
Serial.println(p);
Serial.println(t);
delay(100);  
 
  
  MQTT_connect();
  int8_t ret;
  if(mqtt.connected()){
    return;
  }
  int8_t retries = 3;
  while((ret = mqtt.connect())!==0){
    mqtt.disconnect();
    delay(5000);
    retries--;
    if(retries == 0){
      while(1);
    }
  }
  Adafruit_MQTT_Subscribe *subscription;
  while((subscription = mqtt.readSubscription(5000))){
    if(subscription == &sw1){
      stringOne = (char *)sw1.lastread;
      Serial.print("stringOne: ");
      Serial.println(stringOne);
      if(stringOne == "ON"){
        digitalWrite(led1, HIGH);
      }
      if(stringOne == "OFF"){
        digitalWrite(led1, LOW);

      }
    }
    if(subscription == &sw2){
      stringTwo = (char *)sw2.lastread;
      Serial.print("stringTwo: ");
      Serial.println(stringTwo);
      if(stringTwo == "ON"){
        digitalWrite(led2, HIGH);
      }
      if(stringTwo == "OFF"){
        digitalWrite(led2, LOW);

      }
    }

  }
  if(!temperature.publish(t)){
    Serial.println();
  }
  if(!level.publish(p)){

  }
}