#include<WiFi.h>
#include <HTTPClient.h>


 const char * ssid = "Wokwi-GUEST";

const char * password = "";
String server = "http://maker.ifttt.com";

String eventName = "fire";

String IFTTT_Key = "geNrQhEwcOHJV1RpKpGLKjB5SDpIP1x0AMYDI1k2mMd";

String IFTTTUrl="https://maker.ifttt.com/trigger/{fire}/json/with/key/geNrQhEwcOHJV1RpKpGLKjB5SDpIP1x0AMYDI1k2mMd";

int led1=26;
int led2=27;
int led3=21;
int pir = 14;
int smoke=34;
int sensorThres = 400;
int pressure = 0;
int altitude = 0;
int  value1;
String value2;
int value3;
float distance;
//size of bin in cm
 
void setup()
{

Serial.begin(115200); // Starts the serial communication
  pinMode(led1, OUTPUT);
   pinMode(led2, OUTPUT);      // initalize LED as an output
 pinMode(led3, OUTPUT);      // initalize LED as an output
  pinMode(pir, INPUT); 
  pinMode(smoke, INPUT);
    WiFi.mode(WIFI_STA);

  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
    
  delay(500);

    Serial.print(".");
    }

  Serial.println("Viola, Connected !!!");
  
}
void sendDataToSheet(void)

{

  String url = server + "/trigger/" + eventName + "/with/key/" + IFTTT_Key + "?value1=" + String((int)value1) + "&value2="+String((String)value2)+"&value3=" + String((int)value3);  

  Serial.println(url);

  //Start to send data to IFTTT

 
 HTTPClient http;

  Serial.print("[HTTP] begin...\n");

  http.begin(url); //HTTP



  Serial.print("[HTTP] GET...\n");

  // start connection and send HTTP header

  int httpCode = http.GET();

  // httpCode will be negative on error

  if(httpCode > 0) {

    // HTTP header has been send and Server response header has been handled

    Serial.printf("[HTTP] GET... code: %d\n", httpCode);

    // file found at server

    if(httpCode == HTTP_CODE_OK) {

      String payload = http.getString();

      Serial.println(payload);

    }

  } else {

    Serial.printf("[HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str());

  }

  http.end();



}

int val=0;
int val2=0;
void loop() {
 val = digitalRead(pir); 
 val2=analogRead(pir);  // read sensor value

  if (val == HIGH) {           // check if the sensor is HIGH
    digitalWrite(led1, HIGH);   // turn LED ON
     digitalWrite(led2, HIGH);   // turn LED ON
     Serial.println("intruder detected");
     String msg1="alert!... intruder... detected";
     value2=msg1;
    value1=val;
sendDataToSheet();   
      Serial.println("Email has been sent");
    delay(60000);
  }  
  if (val == LOW) {           // check if the sensor is HIGH
    digitalWrite(led1, LOW);   // turn LED ON
     digitalWrite(led2, LOW);   // turn LED ON
     Serial.println("intruder not detected");
    delay(100);
    
      }  
   int analogSensor = analogRead(smoke);

  Serial.print("Pin d34");
  Serial.println(analogSensor);
  // Checks if it has reached the threshold value
  if (analogSensor > sensorThres)
  {
    Serial.println("smoke detected");
    digitalWrite(led3,HIGH);
    String msg2=" alert!...fire... detected...Water turn on";
  value2=msg2;
    value3=analogSensor;
sendDataToSheet();   
      Serial.println("Email has been sent");
    delay(60000);
  }
  if (analogSensor < sensorThres)
  {
    Serial.println("smoke not detected");
     digitalWrite(led3,LOW);
  }

}