#include <RTClib.h>
#include <Arduino.h>
#include <WiFi.h>
#include <WiFiClientSecure.h>
#include <WiFiMulti.h>
#include <UniversalTelegramBot.h>
#include <ArduinoJson.h>
#define BOTtoken       "6003355104:AAFIJy5IMZXX2n9mHkDbS8IES2JMMr-C-zY"  
#define CHAT_ID        "6638725491"
#define BAUD_RATE      115200      
#define PIN_RELAY      16 
char dataHari[7][12] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
String hari;
int tanggal, bulan, tahun, jam, menit, detik;
#include <ESP32Servo.h>
const int servoPin = 26;
Servo mekanik;
RTC_DS1307 rtc;
WiFiMulti wifiMulti;
WiFiClientSecure client;
UniversalTelegramBot bot(BOTtoken, client);
#ifdef ESP8266
  configTime(0, 0, "pool.ntp.org");  
  X509List cert(TELEGRAM_CERTIFICATE_ROOT);
#endif
int botRequestDelay = 1000;
unsigned long lastTimeBotRan;
const int trigPin = 12;  
const int echoPin = 14; 
#define ECHO_PIN1 32
#define TRIG_PIN1 33
#define SOUND_SPEED 0.034
#define CM_TO_INCH 0.393701
long  duration;
float distanceCm;
float distanceInch;
float dist_remnant;
int distance = 0;
int count = 0;
int potpin = 0;  
int val;  
bool RelayState = LOW;
float readDistanceCM() {
digitalWrite(TRIG_PIN1, LOW);
delayMicroseconds(2);
digitalWrite(TRIG_PIN1, HIGH);
delayMicroseconds(10);
digitalWrite(TRIG_PIN1, LOW);
int duration1 = pulseIn(ECHO_PIN1, HIGH);
return duration1 * 0.034 / 2;
}

void kasihPakan(){    
    mekanik.write(45);
    delay(1000);
    mekanik.write(0);
}

void setup(){
  Serial.begin(115200);
  mekanik.attach(servoPin);
  mekanik.write(0);
  pinMode(PIN_RELAY, OUTPUT);
  pinMode(trigPin, OUTPUT); 
  pinMode(echoPin, INPUT); 
  pinMode(TRIG_PIN1, OUTPUT);
  pinMode(ECHO_PIN1, INPUT);
  WiFi.mode(WIFI_STA);
  Serial.begin(BAUD_RATE);
  wifiMulti.addAP("Redmi", "sup3rman1");
  wifiMulti.addAP("TP-LINK", "sup3rman.");
  wifiMulti.addAP("POWERBANK", "sup3rman");
  wifiMulti.addAP("BOLT2.4G", "sup3rman");
  wifiMulti.addAP("Wokwi-GUEST", "");
  bot.sendMessage(CHAT_ID, "Bot started up", "");
  client.setCACert(TELEGRAM_CERTIFICATE_ROOT);
  if(!rtc.begin()){
    Serial.println("RTC Tidak Terhubung");
    while (1);
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  }
}

  void handleNewMessages(int numNewMessages) {
    for (int i=0; i<numNewMessages; i++) {
    String chat_id = String(bot.messages[i].chat_id);
    if (chat_id != CHAT_ID){
    bot.sendMessage(chat_id, "Unauthorized user", "");
    continue;
    }
    String text = bot.messages[i].text;
    String from_name = bot.messages[i].from_name;
    if (text == "/start") {
      String welcome = "Welcome, " + from_name + ".\n";
      welcome += "MENU KLIK AKSI \n\n";
      welcome += "/TUANG_PAKAN \n";
      welcome += "/CEK_KONEKSI \n";
      welcome += "/CEK_STATUS_PAKAN \n";
      welcome += "/RELAY_ON \n";
      welcome += "/RELAY_OFF \n";
      welcome += "/CEK_STATUS_RELAY \n";
      bot.sendMessage(chat_id, welcome, "");   
    }
    if (text == "/TUANG_PAKAN") {
      bot.sendMessage(chat_id, "tuang pakan ", "");
      kasihPakan();                
    }
    if (text == "/CEK_KONEKSI") {  
    bot.sendMessage(CHAT_ID, "wifi koneksi " + String (WiFi.SSID()),""); 
    }
    if (text == "/CEK_STATUS_PAKAN") {
    bot.sendMessage(CHAT_ID, "sisa pakan:" + String (dist_remnant) + " cm \n","");  
    bot.sendMessage(CHAT_ID, "jarak sensor pakan: " + String (distanceCm) + " cm \n","");
    }
    if (text == "/RELAY_ON") {
      bot.sendMessage(chat_id, "RELAY ON", "");
      digitalWrite(PIN_RELAY , RelayState );
      RelayState = HIGH;
    } 
    if (text == "/RELAY_OFF") {
      bot.sendMessage(chat_id, "RELAY OFF", "");
      digitalWrite(PIN_RELAY , RelayState );
      RelayState = LOW;
    } 
    if (text == "/CEK_STATUS_RELAY") {
      if (digitalRead(PIN_RELAY)){
      bot.sendMessage(chat_id, "STATUS_ON", "");
      }
      else{
      bot.sendMessage(chat_id, "STATUS_OFF", "");
     } 
    }
  }
}	

void loop(){
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);
  duration  = pulseIn(echoPin, HIGH);
  distanceCm = duration * SOUND_SPEED/2;
  dist_remnant = 27 - distanceCm;
  if( distanceCm >= 27){
  bot.sendMessage(CHAT_ID, "cek Makanan Habis:" + String (dist_remnant) + " cm \n","");  
  bot.sendMessage(CHAT_ID, "jarak pakan:" + String (distanceCm) + " cm \n","");
  }
  if(distance == 0){ 
  }else {
    Serial.println("Makanan Masih Ada!"); 
  }
  float distance = readDistanceCM();
  if(distance <= 15){   
  mekanik.write(35); 
  delay (1000);    
  mekanik.write(0);  
  bot.sendMessage(CHAT_ID, "detek kucing,buka pakan" + String (readDistanceCM()) + " cm \n","");                  
  }
  if(distance == 0){ 
  mekanik.write(0);  
  }
  else{
  mekanik.write(0);  
  }
  if (wifiMulti.run() == WL_CONNECTED) {
    Serial.print("Connected with: ");
    Serial.print(WiFi.SSID());
    Serial.print(" ");
    Serial.println(WiFi.RSSI());
  }
  else {
    Serial.println("WiFi not connected!");
    bot.sendMessage(CHAT_ID, "wifi tidak koneksi " + String (WiFi.SSID()),"");
  }
  
  Serial.println(String() + "Tanggal: " + tanggal + "-" + bulan + "-" + tahun);
  Serial.println(String() + "Waktu  : " + jam + ":" + menit + ":" + detik);
  DateTime now = rtc.now();
  hari    = dataHari[now.dayOfTheWeek()];
  tanggal = now.day(), DEC;
  bulan   = now.month(), DEC;
  tahun   = now.year(), DEC;
  jam     = now.hour(), DEC;
  menit   = now.minute(), DEC;
  detik   = now.second(), DEC;

  if(jam == 10 & menit == 49 & detik == 10){
  mekanik.write(25); 
   bot.sendMessage(CHAT_ID, "jam pagi buka pakan");
  }
  if(jam == 10 & menit == 50 & detik == 10){
  mekanik.write(35); 
  bot.sendMessage(CHAT_ID, "jam siang buka pakan");
  }
  if(jam == 10 & menit == 59 & detik == 10){
  mekanik.write(55); 
  bot.sendMessage(CHAT_ID, "jam malam buka pakan");
  } 

if (millis() > lastTimeBotRan + botRequestDelay)  {
    int numNewMessages = bot.getUpdates(bot.last_message_received + 1);
    while(numNewMessages) {
    handleNewMessages(numNewMessages);
    numNewMessages = bot.getUpdates(bot.last_message_received + 1);
  }
lastTimeBotRan = millis();
  }  
}