// Date and time functions using a DS1307 RTC connected via I2C and Wire lib
#include "RTClib.h"
#include <WiFi.h>
#include <WiFiClient.h>
#include <WebServer.h>
#include <ESPmDNS.h>
#include "EspMQTTClient.h"

const char* ssid = "Ati";
const char* password = "ati@1987";

WebServer server(80);

RTC_DS1307 rtc;

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


EspMQTTClient client(
  "Ati",
  "ati@1987",
  "3.128.220.209",  // MQTT Broker server ip
  "fabacademy",   // Can be omitted if not needed
  "fabacademy",   // Can be omitted if not needed
  "fabacademy",     // Client name that uniquely identify your device
  1883              // The MQTT port, default to 1883. this line can be omitted
);

DateTime now; 
String datetime;   
void onConnectionEstablished()
{
    now = rtc.now(); 
  datetime = "The time is:  "+String(now.year(), DEC) + '/' + String(now.month(), DEC) + '/' + String(now.day(), DEC) + " ( "+ daysOfTheWeek[now.dayOfTheWeek()] +" ) " +
             String(now.hour(), DEC) + ':' + String(now.minute(), DEC) + ':' + String(now.second(), DEC);

  client.subscribe("fabacademy/input", [](const String & payload) {
    
        now = rtc.now(); 
        datetime = "The time is:  "+String(now.year(), DEC) + '/' + String(now.month(), DEC) + '/' + String(now.day(), DEC) + " ( "+ daysOfTheWeek[now.dayOfTheWeek()] +" ) " +
             String(now.hour(), DEC) + ':' + String(now.minute(), DEC) + ':' + String(now.second(), DEC);

       client.publish("fabacademy/datetime", datetime.c_str()); // You can activate the retain flag by setting the third parameter to true

  });
  client.publish("fabacademy/datetime", datetime.c_str()); // You can activate the retain flag by setting the third parameter to true


}
void setup () {
  Serial.begin(115200);
    if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    while (1) delay(10);
  }

  if (! rtc.isrunning()) {
    Serial.println("RTC is NOT running, let's set the time!");
    // When time needs to be set on a new device, or after a power loss, the
    // following line sets the RTC to the date & time this sketch was compiled
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  }
  client.enableDebuggingMessages(); // Enable debugging messages sent to serial output
  client.enableHTTPWebUpdater(); // Enable the web updater. User and password default to values of MQTTUsername and MQTTPassword. These can be overridded with enableHTTPWebUpdater("user", "password").
  client.enableOTA(); // Enable OTA (Over The Air) updates. Password defaults to MQTTPassword. Port is the default OTA port. Can be overridden with enableOTA("password", port).
  client.enableLastWillMessage("fabacademy/lastwill", "I am going offline");  // You can activate the retain flag by setting the third parameter to true

}

void loop () {

  client.loop();
}