#include <NTPClient.h>
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
#include <WiFiUdp.h>
#include <LiquidCrystal_I2C.h>
#include <Wire.h>
#include <Adafruit_Sensor.h>
#include "DHT.h"

WidgetLCD lcd(V1);

int led = D0;


LiquidCrystal_I2C lcd02(0x27, 16, 2);

DHT dht;
//DHT dht(DHTPIN, DHTTYPE);

char auth[] = "x58XW6ks6yzvUxs_Pz3J8KMWE070VejW";

const char* ssid     = "@Interface323";
const char* password = "11223344";

/*
const char* ssid     = "PONDSILVERTOWN_2.4G";
const char* password = "SILVER925";
*/

char pass[] = "SILVER925";

const long utcOffsetInSeconds = 3600;

char daysOfTheWeek[7][12] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};

// Define NTP Client to get time
WiFiUDP ntpUDP;
NTPClient timeClient(ntpUDP, "0.th.pool.ntp.org",  25200);


void setup(){


  lcd02.begin();
  //lcd02.backlight();

  
  Serial.begin(115200);

  WiFi.begin(ssid, password);

  while ( WiFi.status() != WL_CONNECTED ) {
    delay ( 500 );
    Serial.println ( "NOT CONNECTED" );
  }

  timeClient.begin();
  
  Blynk.begin(auth, ssid, pass,"elec.cmtc.ac.th",8080);

 pinMode(led,OUTPUT);
 //pinMode(sw1,INPUT_PULLUP);
 
  dht.setup(2); 
 //dht.begin();


}


void disp() {

  timeClient.update();

  lcd02.clear();
  lcd.clear();
  lcd02.setCursor(0, 0);
  lcd.print(0, 0, daysOfTheWeek[timeClient.getDay()]);
  lcd02.print(daysOfTheWeek[timeClient.getDay()]);
  lcd02.setCursor(0, 1);
  lcd.print(0, 1,timeClient.getHours());
  lcd02.print(timeClient.getHours());
  lcd02.setCursor(2, 1);
  lcd.print(2, 1,":");
  lcd02.print(":");
  lcd02.setCursor(4, 1);
  lcd.print(4, 1,timeClient.getMinutes());
  lcd02.print(timeClient.getMinutes());
  lcd02.setCursor(6, 1);
  lcd.print(6, 1,":");
  lcd02.print(":");
  lcd02.setCursor(8, 1);
  lcd.print(8, 1,timeClient.getSeconds());
  lcd02.print(timeClient.getSeconds());

}

BLYNK_WRITE(V2) {
    int pinValue = param.asInt();
    if (pinValue == 1){
      digitalWrite(led,1);
      Blynk.virtualWrite(V3, 255);
      }
      else{
       digitalWrite(led,0);
      Blynk.virtualWrite(V3, 0);
    }
  }

void loop() {

delay(dht.getMinimumSamplingPeriod());
  float humidity = dht.getHumidity(); // Humid
  float temperature = dht.getTemperature(); // Temp
  Serial.print(dht.getStatusString());
  Serial.print("\t");
  Serial.print(humidity, 1);
  Serial.print("\t\t");
  Serial.print(temperature, 1);
  Serial.print("\t\t");
  Serial.println(dht.toFahrenheit(temperature), 1);
  Blynk.virtualWrite(V4,temperature);
  lcd.print(12, 1, temperature);
  lcd02.setCursor(12, 1);
  lcd02.print(temperature);
    
  timeClient.update();

  Serial.print(daysOfTheWeek[timeClient.getDay()]);
  Serial.print(", ");
  Serial.print(timeClient.getHours());
  Serial.print(":");
  Serial.print(timeClient.getMinutes());
  Serial.print(":");
  Serial.println(timeClient.getSeconds());
  //Serial.println(timeClient.getFormattedTime());

  delay(300);

  Blynk.run();
  disp();
}