//Project Denisa

//Menghubungkan dengan hotspot
#include <WiFi.h>
char SSID[] ="Wokwi-GUEST";
char PASS[] = "";

WiFiClient client;


//memakai ThingSpeak
#include <ThingSpeak.h>

unsigned long Channel = 2382468;
unsigned int Field = 1;
const char * WriteAPI = "M7TH953RZX72UXZU";


#define timeSeconds 10

// mengatur GPIO LED dan PIR Motion Sensor
const int led = 26;
const int motionSensor = 27;

// Timer Auxlliary variables
unsigned long now = millis();
unsigned long lastTrigger = 0;
boolean startTimer = false;

// Checks if motion was detacted, sets LED HIGH and starts a timer
void IRAM_ATTR detectsMovement() {
  Serial.println("MOTION DETECTED!!!");
  digitalWrite(led, HIGH);
  startTimer = true;
  lastTrigger = millis();
}

void setup() {
  //Serial port for debugging purposes
  Serial.begin(9600);

  //menghubungkan dengan hotspot
  Serial.println("Connecting to Wifi");
  WiFi.begin(SSID, PASS);
  while (WiFi.status()!= WL_CONNECTED){
  delay(300);
  Serial.println("."); 
  }
  Serial.println("Connected!");

  //memulai program ThingSpeak
  ThingSpeak.begin(client);


  // PIR Motion Sensor mode INPUT_PULLUP
  pinMode(motionSensor, INPUT_PULLUP);
  // Set motionSensor pin as interrupt, assign interrupt function and set
  attachInterrupt(digitalPinToInterrupt(motionSensor), detectsMovement, RISING);

  // Set LED to LOW
  pinMode(led, OUTPUT);
  digitalWrite(led, LOW);
  }

void loop() {
  //mengambil data dari ThingSpeak sebagai data integer
  int Motion = ThingSpeak.writeField (Channel, 1, Motion, WriteAPI);
  
  // Current time
  now = millis();
  // Turn off the LED after the number of seconds defined in the timeSeconds
  if(startTimer && (now - lastTrigger > (timeSeconds*3000))) {
    Serial.println("Motion stopped...");
    digitalWrite(led, LOW);
    startTimer = false;
  }
  }