// Nama : Ridho Ichvan gusta Aryatama
// NIM  : 5200411256

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

const char * SSID = "Wokwi-GUEST"; // Nama WiFI
const char * PASS = "";            // Password WiFi
WiFiClient  client;               




unsigned long ChannelNumber =  1996718;       // Nomor Channel ThingSpeak           
const char * ReadAPIKey = "LETD8XXQDF77HT88"; // Nomor Read API key
const int FieldNumber1 = 1;                   // Nomor field 1                         
const int FieldNumber2 = 2;                   // Nomor field 2   

String thingSpeakAddress = "api.thingspeak.com";
String writeAPIKey;
String tsfield1Name;
String request_string;


#include "DHTesp.h"

const int DHT_PIN = 15;
const int DELAY_UPDATE = 1000;

uint32_t timerUpdate = 0;

DHTesp dhtSensor;


void setup()
{

  Serial.begin(115200);
  Serial.println();
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);

  WiFi.begin(SSID, PASS);                                
  Serial.print("Connecting");
  while (WiFi.status() != WL_CONNECTED)
  {
    delay(500);
    Serial.print(".");
  }
  Serial.println();
  Serial.print("Connected, IP address: ");
  Serial.println(WiFi.localIP());
  ThingSpeak.begin(client);
  pinMode(22, OUTPUT);
  
}

float t, h ;
const char * sts;

void loop() 
{
  
  dht22();
  kirim_thingspeak(t, h, sts);
   delay(1000);
  if (t <= 26){
   
    digitalWrite(22, HIGH);
  }
  else{
    digitalWrite(22, LOW);
  }

}



void dht22(){
  delay(2000);
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  t = data.temperature;
  // Read temperature as Celsius (the default)
  h = data.humidity;
  sts;

  // Read temperature as Fahrenheit (isFahrenheit = true)

    Serial.printf(" Temperature: %.2f %s",h, "°C");
    Serial.printf("    Humidity: %.1f %s", data.humidity, "%");

  if (t <= 18 ){
   
    sts =  "DINGIN";
    
  }
  if (t <= 30){

    sts = "NORMAL";
  
  }
  else{
  
    sts = "PANAS";
    
  }
}

void kirim_thingspeak(float t, float h , const char * sts){
  if (client.connect("api.thingspeak.com", 80)) {
    request_string = "/update?";
    request_string += "key=";
    request_string += "D8FFRITMZARNE5K4";
    request_string += "&";
    request_string += "field2";
    request_string += "=";
    request_string += h;
    request_string += "&";
    request_string += "field1";
    request_string += "=";
    request_string += t;
    request_string += "&";
    request_string += "status";
    request_string += "=";
    request_string += sts;
  
    
    //Serial.println(String("GET ") + request_string + " HTTP/1.1\r\n" +
      //           "Host: " + thingSpeakAddress + "\r\n" +
     //            "Connection: close\r\n\r\n");
                 
    client.print(String("GET ") + request_string + " HTTP/1.1\r\n" +
                 "Host: " + thingSpeakAddress + "\r\n" +
                 "Connection: close\r\n\r\n");
    unsigned long timeout = millis();
    while (client.available() == 0) {
      if (millis() - timeout > 5000) {
        Serial.println(">>> Client Timeout !");
        client.stop();
        return;
      }
    }

    while (client.available()) {
      String line = client.readStringUntil('\r');
      Serial.print(line);
    }

    Serial.println();
    Serial.println("closing connection");

  }
}