NODEMCU_SMART_CAR_PARKING.ino

#define BLYNK_PRINT Serial

#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
#include <SoftwareSerial.h>
#include <SimpleTimer.h>
#include <Servo.h>
#include <TinyGPS++.h>

Servo servo1,servo2,servo3,servo4,servo5,servo6;
static const uint32_t GPSBaud = 9600;
TinyGPSPlus gps;
WidgetTerminal terminal(V3);
const int RXpin=4,TXpin=5; 
SoftwareSerial ssgps(RXpin,TXpin); //D1,D2


//char auth[] = "AchgYJbDu5IG_TpbkIbM3C3jcIOY6vau";
char auth[] = "Cj--EuczUexATBFYGngLlTFBh2rdWNOy";                //BLYNK APP WILL GIVE THIS
//char auth[] = "7BwXBh4TJs9w0wHyU9My4SE9ARU0mhiz";              //Your Project authentication key

// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "shubhamisback";
char pass[] = "hello123";
//char server[]= "192.168.43.22";
SimpleTimer timer;
WidgetMap myMap(V0);

String myString; // complete message from arduino, which consistors of snesors data
char rdata; // received charactors

int firstVal, secondVal,thirdVal; // sensors 
int led1,led2,led3,led4;
String latv="NULL",lngv="NULL";

void myTimerEvent()
{
    // You can send any value at any time.
    // Please don't send more that 10 values per second.
    Blynk.virtualWrite(V1, millis() / 1000);

}

int selected=0;
String book_status="unbooked";

BLYNK_WRITE(V22)
{
    int Press=param.asInt();
    if(Press==1 && selected!=0){
        opengate(selected);
    }else{
        closegate(selected);
    }
}
BLYNK_WRITE(V21)
{   int Press=param.asInt();
    if(Press==1 && selected!=0){
        //Book

      book_status="booked";
    }else{
        //UNBOOK
        book_status="unbooked";
    }
}
BLYNK_WRITE(V20)
{
    selected=param.asInt();
    switch (param.asInt())
    {
        case 1: { // Item 1
            Serial.println("Item 1 selected");
            break;
        }
        case 2: { // Item 2
            Serial.println("Item 2 selected");
            break;
        }
        case 3: { // Item 3
            Serial.println("Item 2 selected");
            break;
        }
        case 4: { // Item 4
            Serial.println("Item 2 selected");
            break;
        }    
    }
}
String space="0";
void setup()
{
    Serial.begin(9600);
    Serial.println(F("Working"));
    ssgps.begin(GPSBaud);  
    Blynk.begin(auth, ssid, pass,IPAddress(192,168,43,22), 8080);
    timer.setInterval(1000L,sensorvalue1); 
    timer.setInterval(1000L,sensorvalue2); 
    timer.setInterval(1000L,sensorvalue3);
    timer.setInterval(1000L,sensorvalue4);
    timer.setInterval(1000L,setlat);
    timer.setInterval(1000L,setspace);
    timer.setInterval(1000L,showterminal); 

    servo1.attach(15); //D8
    servo2.attach(13); //D7
    servo3.attach(12); //D6
    servo4.attach(14); //D5
    servo5.attach(0); //D3
    servo6.attach(2); //D4
}
String latval="NULL",lngval="NULL";
String entry="closed",entry2="closed";
BLYNK_WRITE(V23){
    if(ssgps.available()>0){
        if(gps.encode(ssgps.read())){
            if(gps.location.isValid()){         
                latval=String(gps.location.lat()); lngval=String(gps.location.lng());
                Serial.println("Location:"+latval);
            }else{
                Serial.println("Location: INVALID");
            }