#include "DHTesp.h"
#include <WiFi.h>
#include "ThingSpeak.h"

const int DHTPIN = 15;
const int RELAYPIN = 13;
const int LEDPIN = 27;
const char* Wifi_name = "Wokwi-GUEST";
const char* password = "";
const int channelNumber = 2499913;
const char* writeAPIKey = "YQRXHSTGHPVCOKEI";
const char* readAPIKey = "M54GUQC1UB3R9R1R";
const char* server = "api.thingspeak.com";

// Deklarasi objek
DHTesp dhtSensor;
WiFiClient client;

void setup() {
  // Inisialisasi serial
  Serial.begin(115200);
  dhtSensor.setup(DHTPIN, DHTesp::DHT22);
  pinMode(LEDPIN, OUTPUT);
  pinMode(RELAYPIN, OUTPUT);
  WiFi.begin(Wifi_name, password);
  // Hubungkan ke WiFi
  Serial.print("Connecting to WiFi");
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.print(".");
  }
  // Tampilkan informasi WiFi
  Serial.println("WiFi connected");
  Serial.println("local IP: "+ String(WiFi.localIP()));
    // Inisialisasi ThingSpeak
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
}

void loop() {
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  ThingSpeak.setField(1,data.temperature);
  ThingSpeak.setField(2,data.humidity);

  int x = ThingSpeak.writeFields(channelNumber, writeAPIKey);
  // Baca data dari ThingSpeak
  float hasilbaca_t = ThingSpeak.readFloatField(channelNumber, 1, readAPIKey);
  float hasilbaca_h = ThingSpeak.readFloatField(channelNumber, 2, readAPIKey);
  
  Serial.println("Temp    :"+ String(hasilbaca_t)+ "℃");
  Serial.println("Humidity:"+ String(hasilbaca_h)+ "%");
  if (data.temperature < 23) {
    digitalWrite(LEDPIN, HIGH); 
  }else if (data.humidity < 60 && data.temperature > 27){
    digitalWrite(RELAYPIN, HIGH);
  }else if (data.temperature < 35) {
    digitalWrite(RELAYPIN, HIGH);
    digitalWrite(LEDPIN, HIGH); 
    delay(1000);
    digitalWrite(LEDPIN, LOW);
    delay(1000);
  } else {
    digitalWrite(LEDPIN, LOW); 
    digitalWrite(RELAYPIN, LOW);
  }
  // Periksa status pengiriman data
  if (x == 200) {
    Serial.println("Data sudah terkirim");
  } else {
    Serial.println("Data tidak terkirim"+String(x));
  }
  Serial.println("---");
  delay(10000);
}