#include <WiFi.h>
#include "DHTesp.h"
#include "ThingSpeak.h"
#include <Adafruit_Sensor.h>
#define BUZZER 5

const int DHT_PIN = 15;
const char* ssid = "Wokwi-GUEST";
const char* pass = "";

WiFiClient client;

unsigned long myChannelNumber = 2;
const char* myWriteAPIKey = "P9RWYMBPL05RCJEF";
const char* server = "api.thingspeak.com";

unsigned long lastTime = 0;
unsigned long timerDelay = 1000;

int temperature;
int humidity;

DHTesp dhtSensor;


void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  dhtSensor.getPin();
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(25, OUTPUT); // suhu 1
  pinMode(32, OUTPUT); // suhu 2
  pinMode(BUZZER, OUTPUT);
  delay(10);
  WiFi.begin(ssid, pass);
  while(WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.println(".");
  }
  Serial.println("WiFi Connected!");
  Serial.println(WiFi.localIP());
  

  WiFi.mode(WIFI_STA);

  ThingSpeak.begin(client);
} 

void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("temperature: " + String(data.temperature, 2) + "°C");
  Serial.println("humidity: " + String(data.humidity, 1) + "%");
  temperature=data.temperature;
  humidity=data.humidity;
  if(temperature>30 && humidity>50){
    digitalWrite(25, LOW); //suhu 1 OFF
    digitalWrite(32, HIGH); //suhu 2 ON
    tone(BUZZER, 100);
    delay(500);
    tone(BUZZER, 600);
  }
  if(temperature<29 && humidity<50){
    digitalWrite(25, HIGH);
    digitalWrite(32, LOW);
    digitalWrite(5, LOW);
  }

ThingSpeak.setField(1, temperature);
ThingSpeak.setField(2, humidity);

int x = ThingSpeak.writeFields(myChannelNumber, myWriteAPIKey);
if (x == 200) {
  Serial.println("Channel update successful.");
}
else {
  Serial.println("Probles updating channel. HTTP error code " + String(x));
}
}