Lighting system 3

#include <ESP8266WiFi.h>
#include <FirebaseArduino.h>
#include <DNSServer.h>
#include <ESP8266WebServer.h>
#include <WiFiManager.h> 
#define FIREBASE_HOST "**********.firebaseio.com"                     //the Firebase Project URL goes here without "http:" , "\" and "/"
#define FIREBASE_AUTH "**********"       //Firebase Database Secret
#define WIFI_SSID "Roo"
#define WIFI_PASSWORD "qwertyui"
#define led D7  // LED on Pin D7/GPIO 13 of NodeMCU
#define switch1 D0 // switch connected to D1 on nodemcu
int pirop; // Place to store power-saver mode input
int x1;
int y;
int b;
int switchstat;
int analogin = A0;
float vout = 0.0;
float vin = 0.0;
float avgvin = 0.0;
float r1 = 30000.0;
float r2 = 7500.0;
int value = 0;
int i =0;
/****************************/
/****************************/
/****************************/

void setup()
{
  // Debug console
  Serial.begin(115200);
  pinMode(led, OUTPUT);
  pinMode(switch1, INPUT); 
  Serial.println("setup");
  switchstat = digitalRead(switch1);
  if (switchstat){
    Serial.println("switch ON");
    digitalWrite(led, HIGH);}
  WiFiManager wifiManager;
  wifiManager.autoConnect("SSL");
  IPAddress ip = WiFi.localIP();
  Firebase.begin(FIREBASE_HOST,FIREBASE_AUTH); //connect to firebase cloud
  Firebase.setInt("S15",0);                     //firebase variable S9 to get LED status
  Firebase.setInt("S10",0);                    //variable to get brightness level
  Firebase.setInt("S11",0);                    //variable to get power saving status
  Firebase.setInt("S12",0); //variable to push battery percentage to the cloud and to the apps
  Firebase.setInt("S13",0); //variable to push the power consumed to the cloud and to the apps
  Firebase.setInt("S14",0);
}

void voltageread(){
  value = analogRead(analogin);
  vout = (value * 3.3)/ 1024.0;
  vin = vout / (r2/(r1+r2));
  Serial.print("Input V=");
  Serial.println(vin,2);
  if (vin > 8.99 && vin <12.69){
    Firebase.setInt("S14",vin);
    vin = vin - 9.0;
    vin = (vin/0.036);
    vin = ((int)vin);
    Serial.println("battery level: ");
    Serial.print(vin);
    Serial.print("%");
    Firebase.setInt("S12",vin);}
  else{
    vin = 0;
    Firebase.setInt("S12",vin);
    }
  delay(1000);
}

void firebasereconnect()
{
  Serial.println("Trying to reconnect");
  Firebase.begin(FIREBASE_HOST, FIREBASE_AUTH);
}
 
void loop() 
{
  Serial.println("started");
  switchstat = digitalRead(switch1);// when switch on board the system is ON 
  if (switchstat){
    Serial.println("switch ON");
    digitalWrite(led, HIGH);}
  if (!switchstat)     //when switch on board the system is OFF
  {
    if (Firebase.failed()) 
      {
      Serial.print("setting number failed:");
      Serial.println(Firebase.error());
      firebasereconnect();    //If connection to firebase fails reconnect
      return;
      } 
    else {
    
    x1 = Firebase.getString("S15").toInt();//get firebase variable S9 value and store it in x1
    b = Firebase.getString("S11").toInt();//get firebase variable S11 value and store it in b
    pirop = Firebase.getString("S10").toInt();//get firebase variable S10 value and store it in pirop
    
    if(x1==1 && pirop==0)//If power ON button pressed and 
    { 
      //digitalWrite(led, HIGH);
      Serial.println("LED ON");
      if (b)
      {
        analogWrite(led, b);
        Serial.println("brightness set to");
        Serial.print(b);
      }
    }
      else if (x1==0)
     {
      digitalWrite(led, LOW);
      Serial.println("LED OFF");
      //ESP.deepSleep(10000, WAKE_RF_DEFAULT);    
     }
    
    if (pirop == 1)
    {
        analogWrite(led, 500);
        Serial.println("power saver mode");
    }
    else {
      Serial.println("Power saver mode off");
      }
   }
 }
}