#include <WiFi.h>
#include "AsyncTelegram2.h"
#include <Arduino.h>

#include <WiFiClientSecure.h>
WiFiClientSecure client;

AsyncTelegram2 myBot(client);

const int BUTTONS[4] = {22,23,16,17};
const int RELAYS[4] = {33,25,26,27};
const int SENSORS[4] = {21,19,18,15};

#define WIFI_SSID "Wokwi-GUEST"
#define WIFI_PASSWORD ""
// Defining the WiFi channel speeds up the connection:
#define WIFI_CHANNEL 6

const char* ssid = "Wokwi-GUEST";         // REPLACE mySSID WITH YOUR WIFI SSID
const char* pass = "";        // REPLACE myPassword YOUR WIFI PASSWORD, IF ANY
const char* token = ""; 

#define MYTZ "CET-1CEST,M3.5.0,M10.5.0/3"

boolean RELAYS_STATE[4] = {false,false,false,false};

void setup() {
  for (int i = 0; i<4; i++){
    pinMode(BUTTONS[i], INPUT_PULLUP);
  }
  
  for (int i = 0; i<4; i++){
    pinMode(RELAYS[i], OUTPUT);
  }

  Serial.begin(115200);
  Serial.println("");
  Serial.println("Inputs/outputs inited");
  
  delay(1000);

  WiFi.setAutoConnect(true);   
  WiFi.mode(WIFI_STA);

  WiFi.begin("Wokwi-GUEST", "",6);
    while (WiFi.status() != WL_CONNECTED) {
        delay(500);
        Serial.print(".");
   }
   
   Serial.println("WiFi connected");
   Serial.println("IP address: ");
   Serial.println(WiFi.localIP());
   Serial.println("Wifi inited");

  configTzTime(MYTZ, "time.google.com", "time.windows.com", "pool.ntp.org");
  client.setCACert(telegram_cert);

   //myBot.setClock("CET-1CEST,M3.5.0,M10.5.0/3");
   myBot.setUpdateTime(1000);
   myBot.setTelegramToken(token);

   // Check if all things are ok
   Serial.print("\nTest Telegram connection... ");
   myBot.begin() ? Serial.println("OK") : Serial.println("NOK");
   
   delay(1000);
}



void loop() {
  for (int i = 0; i<4; i++){
    if (digitalRead(BUTTONS[i]) == LOW){
      RELAYS_STATE[i] = !RELAYS_STATE[i];
    };
  };

  for (int i = 0; i<4; i++){
    if (digitalRead(SENSORS[i]) == HIGH){
      RELAYS_STATE[i] = 1;
    };
  };

  for (int i = 0; i<4; i++){
    if (RELAYS_STATE[i]){
      digitalWrite(RELAYS[i],LOW);
    } else {
      digitalWrite(RELAYS[i],HIGH);
    };
  };
  delay(500);
  
  TBMessage msg;
  if (myBot.getNewMessage(msg)) {
    if (msg.text.equalsIgnoreCase("LIGHTS ON")) {
      for (int i = 0; i<4; i++){
        RELAYS_STATE[i] = true;
        digitalWrite(RELAYS[i],LOW);
      };
      myBot.sendMessage(msg, "Light is now ON");        
    }
    else if (msg.text.equalsIgnoreCase("LIGHTS OFF")) {
      for (int i = 0; i<4; i++){
        RELAYS_STATE[i] = false;
        digitalWrite(RELAYS[i],HIGH);
      };                         
      myBot.sendMessage(msg, "Light is now OFF");       
    }
    else if (msg.text.equalsIgnoreCase("LIGHT 1 ON")){
      RELAYS_STATE[0] = true;
      digitalWrite(RELAYS[0],LOW);
      myBot.sendMessage(msg, "Light 1 is now ON");  
    }
    else if (msg.text.equalsIgnoreCase("LIGHT 2 ON")){
      RELAYS_STATE[1] = true;
      digitalWrite(RELAYS[2],LOW);
      myBot.sendMessage(msg, "Light 2 is now ON");  
    }
    else if (msg.text.equalsIgnoreCase("LIGHT 3 ON")){
      RELAYS_STATE[2] = true;
      digitalWrite(RELAYS[2],LOW);
      myBot.sendMessage(msg, "Light 3 is now ON");  
    }
    else if (msg.text.equalsIgnoreCase("LIGHT 4 ON")){
      RELAYS_STATE[3] = true;
      digitalWrite(RELAYS[3],LOW);
      myBot.sendMessage(msg, "Light 4 is now ON");  
    }

    else if (msg.text.equalsIgnoreCase("LIGHT 1 OFF")){
      RELAYS_STATE[0] = false;
      digitalWrite(RELAYS[0],HIGH);
      myBot.sendMessage(msg, "Light 1 is now OFF");  
    }
    else if (msg.text.equalsIgnoreCase("LIGHT 2 OFF")){
      RELAYS_STATE[1] = false;
      digitalWrite(RELAYS[2],HIGH);
      myBot.sendMessage(msg, "Light 2 is now OFF");  
    }
    else if (msg.text.equalsIgnoreCase("LIGHT 3 OFF")){
      RELAYS_STATE[2] = false;
      digitalWrite(RELAYS[2],HIGH);
      myBot.sendMessage(msg, "Light 3 is now ON");  
    }
    else if (msg.text.equalsIgnoreCase("LIGHT 4 OFF")){
      RELAYS_STATE[3] = false;
      digitalWrite(RELAYS[3],HIGH);
      myBot.sendMessage(msg, "Light 4 is now OFF");  
    }
    else if (msg.text.equalsIgnoreCase("Show state")){
      String reply;
      reply += "Light 1 ";
      reply += RELAYS_STATE[0];
      reply += "\nLight 2 ";
      reply += RELAYS_STATE[1];
      reply += "\nLight 3 ";
      reply += RELAYS_STATE[2];
      reply += "\nLight 4 ";
      reply += RELAYS_STATE[3];
      myBot.sendMessage(msg, reply);
    }
    else if (msg.text.equalsIgnoreCase("Away from home")){}
    else {                   
      // generate the message for the sender
      String reply;
      reply = "Welcome " ;
      reply += msg.sender.username;
      reply += ".\nTry LIGHTS ON or LIGHTS OFF (case insensitive)";
      myBot.sendMessage(msg, reply);             // and send it
    }
  }
}